支持 ASS 字幕原样渲染与字幕显示设置

Co-authored-by: Cursor <cursoragent@cursor.com>

.dockerignore

@@ -14,6 +14,7 @@ verify-cache/
 verify-media/
 verify-downloads/
 .codex-*
+.codex/
 .tmp/
 .tmp_*
 .tmp-deploy-*

.gitignore

@@ -66,6 +66,7 @@ config.yaml
 .tmp-live-backups/
 .tmp-*
 .codex-*
+.codex/
 downloads/
 media/
 *.pid

go.mod

@@ -19,6 +19,7 @@ require (
 	github.com/ulikunitz/xz v0.5.12
 	go.uber.org/zap v1.27.0
 	golang.org/x/crypto v0.49.0
+	golang.org/x/image v0.37.0
 	golang.org/x/sys v0.42.0
 	golang.org/x/time v0.15.0
 	gopkg.in/yaml.v3 v3.0.1
@@ -86,7 +87,6 @@ require (
 	go.uber.org/multierr v1.10.0 // indirect
 	golang.org/x/arch v0.25.0 // indirect
 	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
-	golang.org/x/image v0.37.0 // indirect
 	golang.org/x/net v0.52.0 // indirect
 	golang.org/x/sync v0.20.0 // indirect
 	golang.org/x/text v0.35.0 // indirect

internal/handler/playback_extra_test.go

@@ -1,7 +1,9 @@
 package handler
 
 import (
+	"context"
 	"encoding/json"
+	"errors"
 	"net/http"
 	"net/http/httptest"
 	"net/url"
@@ -359,6 +361,7 @@ func newPlaybackScopeTestRouter(t *testing.T) (*gin.Engine, *service.Container,
 		Auth:        auth,
 		Media:       service.NewMediaService(cfg, log, repos),
 		Stream:      service.NewStreamService(cfg, log, repos, nil),
+		Subtitle:    service.NewSubtitleService(cfg, log, repos),
 		Permissions: permissions,
 	}
 	if err := repos.User.Create(t.Context(), &model.User{
@@ -440,6 +443,38 @@ func TestPlaybackInfoForSTRMMediaIncludesHLS(t *testing.T) {
 	}
 }
 
+func TestSubtitleListOnlyProbesEmbeddedTracksForHLS(t *testing.T) {
+	router, svc, secret := newPlaybackScopeTestRouter(t)
+	loginToken := signedTestToken(t, secret)
+	resolveCalls := 0
+	svc.Subtitle.SetStrmPlayTargetResolver(func(context.Context, string) (*service.StrmPlayResult, error) {
+		resolveCalls++
+		return nil, errors.New("probe resolver called")
+	})
+
+	request := func(path string) *httptest.ResponseRecorder {
+		req := httptest.NewRequest(http.MethodGet, "http://nas.local"+path, nil)
+		req.Header.Set("Authorization", "Bearer "+loginToken)
+		w := httptest.NewRecorder()
+		router.ServeHTTP(w, req)
+		return w
+	}
+
+	if w := request("/api/media/media-1/subtitles"); w.Code != http.StatusOK {
+		t.Fatalf("direct subtitle status = %d body=%s", w.Code, w.Body.String())
+	}
+	if resolveCalls != 0 {
+		t.Fatalf("direct subtitle request resolved cloud media %d times, want 0", resolveCalls)
+	}
+
+	if w := request("/api/media/media-1/subtitles?include_embedded=true"); w.Code != http.StatusOK {
+		t.Fatalf("HLS subtitle status = %d body=%s", w.Code, w.Body.String())
+	}
+	if resolveCalls != 1 {
+		t.Fatalf("HLS subtitle request resolved cloud media %d times, want 1", resolveCalls)
+	}
+}
+
 func TestHLSPlaylistForRemoteEmbyMediaDisabled(t *testing.T) {
 	router, svc, secret := newPlaybackScopeTestRouter(t)
 	svc.EmbyRemote = &service.EmbyRemoteService{}

internal/handler/routes_authenticated_core.go

@@ -54,6 +54,7 @@ func registerAuthedMediaRoutes(authed *gin.RouterGroup, svc *service.Container)
 	authed.DELETE("/media/:id", middleware.AdminRequired(), deleteMediaHandler(svc))
 	authed.GET("/media/:id/subtitles", listSubtitlesHandler(svc))
 	authed.GET("/subtitles/:id", serveSubtitleHandler(svc))
+	authed.GET("/subtitles/:id/ass", serveASSSubtitleHandler(svc))
 	authed.POST("/media/:id/nfo", middleware.AdminRequired(), exportNFOHandler(svc))
 	authed.POST("/libraries/:id/nfo", middleware.AdminRequired(), exportLibraryNFOHandler(svc))
 }

internal/handler/subtitles.go

@@ -16,7 +16,13 @@ func listSubtitlesHandler(svc *service.Container) gin.HandlerFunc {
 			c.JSON(http.StatusOK, gin.H{"tracks": []service.SubtitleTrack{}})
 			return
 		}
-		tracks, err := svc.Subtitle.Discover(c.Request.Context(), id)
+		var tracks []service.SubtitleTrack
+		var err error
+		if c.Query("include_embedded") == "true" {
+			tracks, err = svc.Subtitle.Discover(c.Request.Context(), id)
+		} else {
+			tracks, err = svc.Subtitle.DiscoverExternalOnly(c.Request.Context(), id)
+		}
 		if err != nil {
 			c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
 			return
@@ -28,6 +34,22 @@ func listSubtitlesHandler(svc *service.Container) gin.HandlerFunc {
 	}
 }
 
+func serveASSSubtitleHandler(svc *service.Container) gin.HandlerFunc {
+	return func(c *gin.Context) {
+		path := c.Query("path")
+		if path == "" {
+			c.JSON(http.StatusBadRequest, gin.H{"error": "missing path"})
+			return
+		}
+		c.Header("Content-Type", "text/plain; charset=utf-8")
+		c.Header("Cache-Control", "no-cache, no-store, must-revalidate")
+		if err := svc.Subtitle.ServeASS(c.Request.Context(), c.Param("id"), path, c.Writer); err != nil {
+			c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
+			return
+		}
+	}
+}
+
 func serveSubtitleHandler(svc *service.Container) gin.HandlerFunc {
 	return func(c *gin.Context) {
 		path := c.Query("path")

internal/model/user.go

@@ -28,6 +28,9 @@ type User struct {
 	// PinnedLibraryIDs 存储用户置顶的媒体库 ID 列表（JSON 字符串），顺序即置顶优先级。
 	PinnedLibraryIDs  string   `gorm:"type:text" json:"-"`
 	PinnedLibraryList []string `gorm:"-" json:"pinned_library_ids,omitempty"`
+	// SubtitleChineseMode 是网页播放器外挂字幕的简繁转换偏好：
+	// original / simplified / traditional。
+	SubtitleChineseMode string `gorm:"size:16;not null;default:original" json:"subtitle_chinese_mode"`
 	// ExpiredAt is the account expiry time. Nil means the account never
 	// expires. When set and in the past, the account is treated as expired
 	// (login blocked) until an admin or a redemption code renews it.

internal/service/adult_image_crop.go

@@ -9,6 +9,7 @@ import (
 	"strings"
 
 	"github.com/metatube-community/metatube-sdk-go/detector"
+	_ "golang.org/x/image/webp" // register WebP decoder for AVE covers
 )
 
 const adultPosterRatio = 2.0 / 3.0

internal/service/adult_image_crop_test.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"bytes"
+	"encoding/base64"
 	"image"
 	"image/color"
 	"image/draw"
@@ -58,6 +59,27 @@ func TestCropAdultCoverPosterWideLandscape(t *testing.T) {
 	}
 }
 
+func TestCropAdultCoverPosterDecodesWebP(t *testing.T) {
+	wideWebP, err := base64.StdEncoding.DecodeString("UklGRjwAAABXRUJQVlA4IDAAAADQAQCdASoJAAYAAUAmJaACdLoB+AADsAD+8ut//NgVzXPv9//S4P0uD9Lg/9KQAAA=")
+	if err != nil {
+		t.Fatal(err)
+	}
+	croppedBytes, ctype, err := CropAdultCoverPoster(wideWebP)
+	if err != nil {
+		t.Fatalf("crop WebP: %v", err)
+	}
+	if ctype != "image/jpeg" {
+		t.Fatalf("cropped WebP type = %q, want image/jpeg", ctype)
+	}
+	cropped, _, err := image.Decode(bytes.NewReader(croppedBytes))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got := float64(cropped.Bounds().Dx()) / float64(cropped.Bounds().Dy()); got < 0.65 || got > 0.68 {
+		t.Fatalf("cropped WebP ratio = %.3f, want 2:3", got)
+	}
+}
+
 func TestCropAdultCoverPosterCentersDetectedFace(t *testing.T) {
 	originalDetector := findPrimaryFaceAxisRatio
 	findPrimaryFaceAxisRatio = func(image.Image, float64, bool) (float64, bool) {

internal/service/emby_compat.go

@@ -120,8 +120,8 @@ const (
 )
 
 var (
-	embySeasonDirRE    = regexp.MustCompile(`(?i)^(season[\s._-]*\d+|s\d+|specials?|sp|ova|oad|extra|extras|第\s*[0-9一二三四五六七八九十百零两]+\s*季|特别篇|特別篇|番外|特典)$`)
-	embySeasonSuffixRE = regexp.MustCompile(`(?i)(?:[\s._-]+(?:season[\s._-]*\d+|s\d+|第\s*[0-9一二三四五六七八九十百零两]+\s*季|specials?|sp|ova|oad|extra|extras|特别篇|特別篇|番外|特典)|\s*第\s*[0-9一二三四五六七八九十百零两]+\s*季)\s*$`)
+	embySeasonDirRE    = regexp.MustCompile(`(?i)^(season[\s._-]*\d+|s\d+|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|第\s*[0-9一二三四五六七八九十百零两]+\s*季|特别篇|特別篇|番外|特典|画像特典)$`)
+	embySeasonSuffixRE = regexp.MustCompile(`(?i)(?:[\s._-]+(?:season[\s._-]*\d+|s\d+|第\s*[0-9一二三四五六七八九十百零两]+\s*季|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|特别篇|特別篇|番外|特典|画像特典)|\s*第\s*[0-9一二三四五六七八九十百零两]+\s*季)\s*$`)
 	embyYearSuffixRE   = regexp.MustCompile(`\s*[\(（\[]\d{4}[\)）\]]\s*$`)
 	embyEpisodeTitleRE = regexp.MustCompile(`(?i)\s*[-_ ]*s\d{1,2}e\d{1,3}.*$`)
 )

internal/service/emby_media_sources.go

@@ -55,6 +55,17 @@ func (e *EmbyService) mediaVersionSiblings(ctx context.Context, m *model.Media)
 	if err := q.Find(&rows).Error; err != nil || len(rows) == 0 {
 		return []model.Media{*m}
 	}
+	targetKey := e.mediaVersionKey(ctx, m)
+	filtered := rows[:0]
+	for i := range rows {
+		if e.mediaVersionKey(ctx, &rows[i]) == targetKey {
+			filtered = append(filtered, rows[i])
+		}
+	}
+	rows = filtered
+	if len(rows) == 0 {
+		return []model.Media{*m}
+	}
 	rows = e.collapseExactPathRows(rows)
 	sort.SliceStable(rows, func(i, j int) bool {
 		if rows[i].ID == m.ID {
@@ -97,11 +108,28 @@ func (e *EmbyService) mediaVersionKey(ctx context.Context, m *model.Media) strin
 	if libraryGroup == "" {
 		libraryGroup = strings.TrimSpace(m.LibraryID)
 	}
+	kind := mediaSpecialKind(m.Path)
+	season, episode := m.SeasonNum, m.EpisodeNum
+	if kind != "" && kind != mediaSpecialTheatrical && episode <= 0 {
+		if parsedSeason, parsedEpisode := ParseEpisode(m.Path); parsedEpisode > 0 {
+			season, episode = parsedSeason, parsedEpisode
+		}
+	}
+	kindKey := ""
+	if kind != "" {
+		kindKey = "|kind:" + kind
+	}
+	if kind != "" && kind != mediaSpecialTheatrical && episode <= 0 {
+		if stemKey := mediaVersionStemGroupKey(*m, libraryGroup); stemKey != "" {
+			return stemKey + kindKey
+		}
+		return libraryGroup + "|special-item:" + kind + "|id:" + m.ID
+	}
 	if m.TMDbID > 0 {
-		return fmt.Sprintf("%s|tmdb:%d|s:%d|e:%d", libraryGroup, m.TMDbID, m.SeasonNum, m.EpisodeNum)
+		return fmt.Sprintf("%s|tmdb:%d|s:%d|e:%d%s", libraryGroup, m.TMDbID, season, episode, kindKey)
 	}
 	if m.BangumiID > 0 {
-		return fmt.Sprintf("%s|bangumi:%d|s:%d|e:%d", libraryGroup, m.BangumiID, m.SeasonNum, m.EpisodeNum)
+		return fmt.Sprintf("%s|bangumi:%d|s:%d|e:%d%s", libraryGroup, m.BangumiID, season, episode, kindKey)
 	}
 	title := strings.ToLower(strings.TrimSpace(m.Title))
 	if title == "" {
@@ -110,7 +138,7 @@ func (e *EmbyService) mediaVersionKey(ctx context.Context, m *model.Media) strin
 	if title == "" {
 		return ""
 	}
-	return fmt.Sprintf("%s|title:%s|y:%d|s:%d|e:%d", libraryGroup, title, m.Year, m.SeasonNum, m.EpisodeNum)
+	return fmt.Sprintf("%s|title:%s|y:%d|s:%d|e:%d%s", libraryGroup, title, m.Year, season, episode, kindKey)
 }
 
 func preferMediaVersion(candidate, current model.Media) bool {

internal/service/emby_movie_items.go

@@ -220,7 +220,7 @@ func embyLikelyEpisodicPathSQL() (string, []any) {
 	patterns := []string{
 		"%/season %/%", "%/season.%/%", "%/season-%/%", "%/season_%/%",
 		"%/s0%/%", "%/s1%/%", "%/s2%/%", "%/s3%/%", "%/s4%/%", "%/s5%/%", "%/s6%/%", "%/s7%/%", "%/s8%/%", "%/s9%/%",
-		"%/special/%", "%/specials/%", "%/sp/%", "%/ova/%", "%/oad/%", "%/extra/%", "%/extras/%",
+		"%/special/%", "%/specials/%", "%/sp/%", "%/ova/%", "%/ovas/%", "%/oad/%", "%/oads/%", "%/ovd/%", "%/ovds/%", "%/ona/%", "%/onas/%", "%/extra/%", "%/extras/%", "%/bonus/%", "%/bonuses/%", "%/omake/%", "%/picture drama/%", "%/ncop/%", "%/nced/%",
 		"%/电视剧/%", "%/剧集/%", "%/连续剧/%", "%/短剧/%", "%/国产剧/%", "%/国剧/%", "%/大陆剧/%", "%/华语剧/%", "%/国产电视剧/%", "%/大陆电视剧/%", "%/华语电视剧/%", "%/欧美剧/%", "%/欧美电视剧/%", "%/美剧/%", "%/英剧/%", "%/日韩剧/%", "%/日韩电视剧/%", "%/日剧/%", "%/韩剧/%", "%/港剧/%", "%/台剧/%", "%/港台剧/%", "%/泰剧/%",
 		"%/日番/%", "%/国漫/%", "%/番剧/%", "%/动漫/%", "%/特别篇/%", "%/特別篇/%", "%/番外/%", "%/特典/%",
 	}
@@ -243,7 +243,7 @@ func embyMediaPathLooksEpisodic(path string) bool {
 		return false
 	}
 	for _, marker := range []string{
-		"/season ", "/season.", "/season-", "/season_", "/special/", "/specials/", "/sp/", "/ova/", "/oad/", "/extra/", "/extras/",
+		"/season ", "/season.", "/season-", "/season_", "/special/", "/specials/", "/sp/", "/ova/", "/ovas/", "/oad/", "/oads/", "/ovd/", "/ovds/", "/ona/", "/onas/", "/extra/", "/extras/", "/bonus/", "/bonuses/", "/omake/", "/picture drama/", "/ncop/", "/nced/",
 		"/电视剧/", "/剧集/", "/连续剧/", "/短剧/", "/国产剧/", "/国剧/", "/大陆剧/", "/华语剧/", "/国产电视剧/", "/大陆电视剧/", "/华语电视剧/", "/欧美剧/", "/欧美电视剧/", "/美剧/", "/英剧/", "/日韩剧/", "/日韩电视剧/", "/日剧/", "/韩剧/", "/港剧/", "/台剧/", "/港台剧/", "/泰剧/",
 		"/日番/", "/国漫/", "/番剧/", "/动漫/", "/特别篇/", "/特別篇/", "/番外/", "/特典/",
 	} {

internal/service/episode_metadata_cleanup.go

@@ -19,7 +19,7 @@ const pollutedEpisodeCleanupSettingKey = "media.polluted_episode_cleanup_v2_done
 
 // seasonFolderTailRE 去掉路径末尾的「季文件夹 + 文件名」,得到整剧目录(show_dir)。
 // 例: /tv/国漫/遮天 (2023)/Season 01/遮天 - S01E01.mkv → /tv/国漫/遮天 (2023)
-var seasonFolderTailRE = regexp.MustCompile(`(?i)[\\/](?:season[\s._-]*\d+|s\d{1,2}|specials?|sp|ova|oad|extra|extras|第\s*[0-9一二三四五六七八九十百零两]+\s*季|特别篇|特別篇|番外|特典)[\\/][^\\/]*$`)
+var seasonFolderTailRE = regexp.MustCompile(`(?i)[\\/](?:season[\s._-]*\d+|s\d{1,2}|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|第\s*[0-9一二三四五六七八九十百零两]+\s*季|特别篇|特別篇|番外|特典|画像特典)[\\/][^\\/]*$`)
 
 // showDirFromEpisodePath 从单集路径推出整剧目录, 作为「同一部剧」的聚合键。
 // 若没有季文件夹, 则退而去掉文件名取其父目录。

internal/service/episode_parser.go

@@ -6,6 +6,11 @@
 //	1x02          / 01x02
 //	EP02 / E02
 //	第2集         / 第02集
+//	[01]          / [001]（字幕组方括号集号，如 [UHA-WINGS][…][01][BDRIP]）
+//
+// The "1x02" pattern only matches when it is not embedded in a larger number,
+// so pixel dimensions such as 1920x1080 / 3840x2160 are never mistaken for
+// season×episode (the old pattern read those as S20E108 / S40E216).
 //
 // For bare episode markers such as "EP02", the parser also looks at parent
 // folders like "Season 02" / "S02" / "第2季" before falling back to season 1.
@@ -14,6 +19,7 @@
 package service
 
 import (
+	"fmt"
 	"path/filepath"
 	"regexp"
 	"strconv"
@@ -22,21 +28,32 @@ import (
 )
 
 var (
-	patSEnE              = regexp.MustCompile(`(?i)s(\d{1,2})e(\d{1,3})`)
-	patSEnERange         = regexp.MustCompile(`(?i)s(\d{1,2})e(\d{1,3})\s*[-~–—]\s*(?:s(\d{1,2}))?e?(\d{1,3})(?:[^0-9]|$)`)
-	patDanglingSE        = regexp.MustCompile(`(?i)(?:^|[\s._-])s\d{1,2}e(?:[\s._-]|$)`)
-	patNxE               = regexp.MustCompile(`(\d{1,2})x(\d{1,3})`)
+	patSEnE       = regexp.MustCompile(`(?i)s(\d{1,2})e(\d{1,3})`)
+	patSEnERange  = regexp.MustCompile(`(?i)s(\d{1,2})e(\d{1,3})\s*[-~–—]\s*(?:s(\d{1,2}))?e?(\d{1,3})(?:[^0-9]|$)`)
+	patDanglingSE = regexp.MustCompile(`(?i)(?:^|[\s._-])s\d{1,2}e(?:[\s._-]|$)`)
+	// patNxE 匹配 1x02 这类季集写法的捕获组，同时用于从标题里剔除季集残留
+	// （ReplaceAllString），因此本身不带边界守卫。解析时改用 patNxEGuarded，
+	// 避免 "1920x1080" 被从中间匹配出 "20x108" 而误判成 S20E108。
+	patNxE        = regexp.MustCompile(`(\d{1,2})x(\d{1,3})`)
+	patNxEGuarded = regexp.MustCompile(`(?:^|[^0-9])(\d{1,2})x(\d{1,3})(?:[^0-9]|$)`)
+	// patBracketEpisode 匹配字幕组常见的纯数字方括号集号，如 [01] / [012]。
+	// 限定 1-3 位，避免把 [2024] 这类年份当成集号；含字母的 [NCOP]/[1080p]
+	// 自然不匹配。
+	patBracketEpisode    = regexp.MustCompile(`\[0*(\d{1,3})\]`)
 	patEP                = regexp.MustCompile(`(?i)(?:^|[^a-z])(?:e|ep)\.?\s*(\d{1,3})(?:[^0-9]|$)`)
+	patSpecialEpisode    = regexp.MustCompile(`(?i)(?:^|[^a-z0-9])(?:ova|oad|ovd|ona|sp|special(?:[\s._-]*episode)?|extra|bonus|omake)[\s._-]*0*(\d{1,3})(?:[^0-9]|$)`)
 	patCN                = regexp.MustCompile(`第\s*([0-9一二三四五六七八九十百零两]+)\s*[集话話期]`)
 	patCNRange           = regexp.MustCompile(`第\s*([0-9一二三四五六七八九十百零两]+)\s*[-~–—]\s*([0-9一二三四五六七八九十百零两]+)\s*[集话話期]`)
 	patDashEpisode       = regexp.MustCompile(`[\s._-][-–—]\s*(\d{1,3})(?:\s*(?:v\d+)?)?(?:\s*[\[\(._-]|$)`)
 	patSeasonFolder      = regexp.MustCompile(`(?i)(?:^|[^a-z])(?:s|season)\.?\s*(\d{1,2})(?:[^0-9]|$)|第\s*([0-9一二三四五六七八九十百零两]+)\s*季`)
 	patSeasonOnly        = regexp.MustCompile(`(?i)(?:^|[\s._-])(?:s|season)\.?\s*\d{1,2}(?:[\s._-]|$)`)
 	patBareEpisode       = regexp.MustCompile(`^(?:第\s*)?0?(\d{1,3})(?:\s*(?:v\d+)?)?$`)
-	patSpecialSeason     = regexp.MustCompile(`(?i)^(?:s0+|season[\s._-]*0+|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|extras?|bonus(?:es)?|omake|番外篇?|特别篇|特別篇|特典|外传|外傳|总集篇|總集篇)$`)
+	patSpecialSeason     = regexp.MustCompile(`(?i)^(?:s0+|season[\s._-]*0+|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|番外篇?|特别篇|特別篇|特典|外传|外傳|总集篇|總集篇|画像特典)$`)
 	patSeasonEpisodeZero = regexp.MustCompile(`(?i)s0*([1-9]\d?)e0+(?:[^0-9]|$)`)
 	// patCNSeason 匹配中文季/部标记，支持阿拉伯数字与中文数字（如「第二季」「第2部」）。
 	patCNSeason = regexp.MustCompile(`第\s*[0-9一二三四五六七八九十百零两]+\s*[季部]`)
+	// patResolutionDims 匹配 1920x1080 / 3840×2160 这类像素尺寸。
+	patResolutionDims = regexp.MustCompile(`(?i)(\d{3,4})\s*[x×]\s*(\d{3,4})`)
 )
 
 // ParseEpisode tries to extract (season, episode) from an arbitrary filename.
@@ -52,11 +69,23 @@ func ParseEpisode(path string) (season, episode int) {
 		episode = mustAtoi(m[2])
 		return
 	}
-	if m := patNxE.FindStringSubmatch(name); len(m) == 3 {
+	if m := patNxEGuarded.FindStringSubmatch(name); len(m) == 3 {
 		season = mustAtoi(m[1])
 		episode = mustAtoi(m[2])
 		return
 	}
+	if m := patBracketEpisode.FindStringSubmatch(name); len(m) == 2 {
+		var found bool
+		season, found = seasonFromParents(path)
+		if !found {
+			season = 1
+		}
+		episode = mustAtoi(m[1])
+		return
+	}
+	if m := patSpecialEpisode.FindStringSubmatch(name); len(m) >= 2 {
+		return 0, mustAtoi(m[1])
+	}
 	if m := patEP.FindStringSubmatch(name); len(m) >= 2 {
 		var found bool
 		season, found = seasonFromParents(path)
@@ -94,6 +123,77 @@ func ParseEpisode(path string) (season, episode int) {
 	return 0, 0
 }
 
+// resolutionEpisodeArtifact returns the bogus (season, episode) pair the legacy
+// `(\d{1,2})x(\d{1,3})` pattern would extract from a WxH pixel-dimension token
+// in path — e.g. 1920x1080 -> (20, 108), 3840x2160 -> (40, 216). Reports ok=false
+// when the name carries no such token.
+//
+// MeBox used to persist these pairs into sidecar NFOs, so on rescan the NFO
+// would inject the wrong identity back even after the parser was fixed.
+func resolutionEpisodeArtifact(path string) (season, episode int, ok bool) {
+	name := mediaSidecarBase(path)
+	if name == "" {
+		return 0, 0, false
+	}
+	dims := patResolutionDims.FindStringSubmatch(name)
+	if len(dims) < 3 {
+		return 0, 0, false
+	}
+	m := patNxE.FindStringSubmatch(dims[1] + "x" + dims[2])
+	if len(m) != 3 {
+		return 0, 0, false
+	}
+	return mustAtoi(m[1]), mustAtoi(m[2]), true
+}
+
+// dropResolutionArtifactEpisodeIdentity clears a season/episode pair (and the
+// episode title generated from it) that only exists because a resolution token
+// was once mistaken for an SxxExx marker.
+func dropResolutionArtifactEpisodeIdentity(meta *LocalMetadata, mediaPath string) {
+	if meta == nil {
+		return
+	}
+	season, episode, ok := resolutionEpisodeArtifact(mediaPath)
+	if !ok || meta.SeasonNum != season || meta.EpisodeNum != episode {
+		return
+	}
+	// 只有当文件名本身也无法权威地解析出同一季集号时才判定为伪集号。
+	// 例如 Show.S20E108.1920x1080.mkv 的 S20E108 是真实标记，必须保留。
+	if parsedSeason, parsedEpisode := ParseEpisode(mediaPath); parsedEpisode > 0 &&
+		parsedSeason == meta.SeasonNum && parsedEpisode == meta.EpisodeNum {
+		return
+	}
+	meta.SeasonNum = 0
+	meta.EpisodeNum = 0
+	if isGeneratedEpisodeTitle(meta.EpisodeTitle, episode) {
+		meta.EpisodeTitle = ""
+	}
+}
+
+// isGeneratedEpisodeTitle reports whether title is the default "第 N 集" /
+// "Episode N" form auto-written from an episode number rather than a real name.
+func isGeneratedEpisodeTitle(title string, episode int) bool {
+	title = strings.TrimSpace(title)
+	if title == "" || episode <= 0 {
+		return false
+	}
+	for _, candidate := range []string{
+		fmt.Sprintf("第 %d 集", episode),
+		fmt.Sprintf("第%d集", episode),
+		fmt.Sprintf("第 %d 话", episode),
+		fmt.Sprintf("第%d话", episode),
+		fmt.Sprintf("第 %d 話", episode),
+		fmt.Sprintf("第%d話", episode),
+		fmt.Sprintf("Episode %d", episode),
+		fmt.Sprintf("EP%d", episode),
+	} {
+		if strings.EqualFold(title, candidate) {
+			return true
+		}
+	}
+	return false
+}
+
 // onlineEpisodeIdentityFromPath converts the common anime SxxE00 convention
 // to provider-style specials. For example, S01E00 becomes S00E01 and S02E00
 // becomes S00E02. Normal episodes retain their parsed identity.

internal/service/episode_parser_test.go

@@ -29,7 +29,20 @@ func TestParseEpisode(t *testing.T) {
 		{`剧集/Specials/剧集 - 02.mkv`, 0, 2},
 		{`剧集/特别篇/03.mkv`, 0, 3},
 		{`剧集/剧集 - S00E04.mkv`, 0, 4},
+		{`动漫/摇曳露营/OVA/Season 3 [OVA01 [1080p].mkv`, 0, 1},
+		{`动漫/示例/OAD/示例.OAD02.mkv`, 0, 2},
+		{`动漫/示例/OVD/示例-OVD03.mkv`, 0, 3},
+		{`动漫/示例/ONA/示例_ONA04.mkv`, 0, 4},
 		{"Movie.2020.1080p.mkv", 0, 0},
+		// 分辨率不能被当成季集号：1920x1080 曾匹配出 20x108。
+		{"Movie.2020.1920x1080.mkv", 0, 0},
+		{"1920x1080.mkv", 0, 0},
+		{"[Group][Show][02][3840x2160].mkv", 1, 2},
+		// 字幕组方括号集号。
+		{"[UHA-WINGS][Peter Grill to Kenja no Jikan][01][BDRIP 1920x1080 HEVC-YUV420P10 FLAC].strm", 1, 1},
+		{"[UHA-WINGS][Peter Grill to Kenja no Jikan][12][BDRIP 1920x1080 HEVC-YUV420P10 FLAC].strm", 1, 12},
+		// 方括号里的年份/分辨率不是集号。
+		{"[Group][Show][2024][1080p].mkv", 0, 0},
 	}
 	for _, tc := range cases {
 		t.Run(tc.in, func(t *testing.T) {
@@ -88,3 +101,54 @@ func TestOnlineEpisodeIdentityFromPathMapsAnimeEpisodeZeroToSpecials(t *testing.
 		}
 	}
 }
+
+func TestResolutionEpisodeArtifact(t *testing.T) {
+	cases := []struct {
+		path        string
+		wantSeason  int
+		wantEpisode int
+		wantOK      bool
+	}{
+		{"[UHA-WINGS][Peter Grill to Kenja no Jikan][01][BDRIP 1920x1080 HEVC-YUV420P10 FLAC].strm", 20, 108, true},
+		{"今永纱奈/20170601000150_2,00x_3840x2160_amq-13.strm", 40, 216, true},
+		{"Movie.2020.1080p.mkv", 0, 0, false},
+		{"Show.S01E02.mkv", 0, 0, false},
+	}
+	for _, tc := range cases {
+		season, episode, ok := resolutionEpisodeArtifact(tc.path)
+		if season != tc.wantSeason || episode != tc.wantEpisode || ok != tc.wantOK {
+			t.Errorf("resolutionEpisodeArtifact(%q) = (%d, %d, %v), want (%d, %d, %v)",
+				tc.path, season, episode, ok, tc.wantSeason, tc.wantEpisode, tc.wantOK)
+		}
+	}
+}
+
+func TestDropResolutionArtifactEpisodeIdentity(t *testing.T) {
+	// 分辨率伪集号被剔除，并从生成的「第 N 集」标题里清掉。
+	polluted := &LocalMetadata{SeasonNum: 20, EpisodeNum: 108, EpisodeTitle: "第 108 集"}
+	dropResolutionArtifactEpisodeIdentity(polluted, "[G][Show][01][BDRIP 1920x1080 x].strm")
+	if polluted.SeasonNum != 0 || polluted.EpisodeNum != 0 || polluted.EpisodeTitle != "" {
+		t.Fatalf("resolution artifact not dropped: %+v", polluted)
+	}
+
+	// 真实单集号不受影响。
+	real := &LocalMetadata{SeasonNum: 1, EpisodeNum: 3, EpisodeTitle: "本地第三集"}
+	dropResolutionArtifactEpisodeIdentity(real, "Show/S01E03 1920x1080.mkv")
+	if real.SeasonNum != 1 || real.EpisodeNum != 3 || real.EpisodeTitle != "本地第三集" {
+		t.Fatalf("real episode identity was modified: %+v", real)
+	}
+
+	// 名称里没有分辨率时不改动任何值。
+	plain := &LocalMetadata{SeasonNum: 20, EpisodeNum: 108}
+	dropResolutionArtifactEpisodeIdentity(plain, "Show/S20E108.mkv")
+	if plain.SeasonNum != 20 || plain.EpisodeNum != 108 {
+		t.Fatalf("unrelated identity was cleared: %+v", plain)
+	}
+
+	// 文件名里 S20E108 是真实标记时，即使同时含分辨率也必须保留。
+	legit := &LocalMetadata{SeasonNum: 20, EpisodeNum: 108}
+	dropResolutionArtifactEpisodeIdentity(legit, "Show/Show.S20E108.1920x1080.mkv")
+	if legit.SeasonNum != 20 || legit.EpisodeNum != 108 {
+		t.Fatalf("legitimate S20E108 identity was cleared: %+v", legit)
+	}
+}

internal/service/external_id_hints.go

@@ -78,6 +78,13 @@ func pathHintMetadata(raw string, seriesLike bool) (*LocalMetadata, mediaExterna
 	title, year := "", 0
 	if seriesLike {
 		title, year = CleanQuery(source)
+	} else if patTheatricalTitle.MatchString(raw) || patTheatricalFolder.MatchString(raw) {
+		base := pathBaseSlash(raw)
+		stem := mediaFileStem(base)
+		if stem == "" {
+			stem = strings.TrimSuffix(base, filepath.Ext(base))
+		}
+		title, year = CleanQuery(stem)
 	} else {
 		title, year = cloudSeriesTitleFromMediaPath(source)
 		if title == "" {

internal/service/image_proxy_paths.go

@@ -73,7 +73,7 @@ func isLocalImagePath(raw string) bool {
 	}
 	ext := strings.ToLower(filepath.Ext(raw))
 	switch ext {
-	case ".jpg", ".jpeg", ".png", ".webp", ".gif", ".bmp", ".tbn":
+	case ".jpg", ".jpeg", ".png", ".webp", ".gif", ".bmp", ".tbn", ".img":
 		return true
 	default:
 		return false

internal/service/image_proxy_test.go

@@ -13,6 +13,12 @@ import (
 	"github.com/truewhile/MeBox/internal/config"
 )
 
+func TestIsLocalImagePathAcceptsLegacyImgSidecar(t *testing.T) {
+	if !isLocalImagePath(filepath.Join(t.TempDir(), "movie-poster.img")) {
+		t.Fatal("legacy .img sidecar should remain displayable")
+	}
+}
+
 var testJPEG = []byte{
 	0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 'J', 'F', 'I', 'F',
 	0x00, 0x01, 0x01, 0x00, 0x00, 0x01, 0x00, 0x01,
@@ -117,12 +123,12 @@ func TestIsPrivateHost(t *testing.T) {
 	// Hostnames must NOT be blocked even though GFW DNS poisoning may resolve
 	// them to private/loopback IPs — blocking them broke legitimate posters.
 	allowed := []string{"image.tmdb.org", "lain.bgm.tv", "example.com", "8.8.8.8"}
-		for _, h := range allowed {
-			if isPrivateHost(h) {
-				t.Errorf("isPrivateHost(%q) = true, want false", h)
-			}
+	for _, h := range allowed {
+		if isPrivateHost(h) {
+			t.Errorf("isPrivateHost(%q) = true, want false", h)
 		}
 	}
+}
 
 func TestImageProxyAllowedRemoteHostBypassesPrivateCheck(t *testing.T) {
 	proxy := NewImageProxy(&config.Config{Cache: config.CacheConfig{CacheDir: filepath.Join(t.TempDir(), "cache")}}, zap.NewNop())

internal/service/local_metadata_artwork.go

@@ -74,12 +74,15 @@ func localPosterCandidates(mediaPath string) []string {
 		add(base + "-cover")
 		add(base + ".cover")
 		add(base)
+	}
+	for _, name := range []string{"poster", "folder", "cover", "movie", "show"} {
+		add(name)
+	}
+	for _, base := range mediaSidecarBaseVariants(mediaPath) {
 		add(base + "-thumb")
 		add(base + ".thumb")
 	}
-	for _, name := range []string{"poster", "folder", "cover", "movie", "show", "thumb"} {
-		add(name)
-	}
+	add("thumb")
 	return append(adultArtworkNameCandidates(mediaPath, "poster"), names...)
 }
 

internal/service/local_metadata_read.go

@@ -23,6 +23,9 @@ func ReadLocalMetadata(mediaPath, libraryRoot string, seriesLike bool) (*LocalMe
 	}
 	meta := metadataFromDoc(doc, filepath.Dir(path), false)
 	mergeArtworkMetadata(meta, mediaPath, filepath.Dir(path))
+	// A sidecar written while resolution tokens were misread as SxxExx must not
+	// reintroduce the bogus season/episode on rescan.
+	dropResolutionArtifactEpisodeIdentity(meta, mediaPath)
 	return meta, nil
 }
 
@@ -116,6 +119,9 @@ func readSeriesMetadata(mediaPath, libraryRoot string) (*LocalMetadata, error) {
 	} else {
 		mergeArtworkMetadata(meta, mediaPath, showBaseDir)
 	}
+	// A sidecar written while resolution tokens were misread as SxxExx must not
+	// reintroduce the bogus season/episode on rescan.
+	dropResolutionArtifactEpisodeIdentity(meta, mediaPath)
 	return meta, nil
 }
 

internal/service/local_metadata_test.go

@@ -6,6 +6,48 @@ import (
 	"testing"
 )
 
+func TestReadLocalMetadataDropsResolutionArtifactEpisode(t *testing.T) {
+	// 刮削曾把分辨率 1920x1080 误读成 S20E108 并回写进边车 NFO；
+	// 重扫时必须忽略这个伪季集号，否则旧文件会把错误身份灌回 DB。
+	root := t.TempDir()
+	showDir := filepath.Join(root, "彼得·格里尔的贤者时间")
+	if err := os.MkdirAll(showDir, 0o755); err != nil {
+		t.Fatal(err)
+	}
+	mediaPath := filepath.Join(showDir,
+		"[UHA-WINGS][Peter Grill to Kenja no Jikan][01][BDRIP 1920x1080 HEVC-YUV420P10 FLAC].strm")
+	if err := os.WriteFile(mediaPath, []byte("x"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(nfoPath(mediaPath), []byte(`<?xml version="1.0" encoding="UTF-8"?>
+<episodedetails>
+  <title>第 108 集</title>
+  <showtitle>彼得·格里尔的贤者时间</showtitle>
+  <season>20</season>
+  <episode>108</episode>
+  <tmdbid>99080</tmdbid>
+</episodedetails>`), 0o644); err != nil {
+		t.Fatal(err)
+	}
+
+	got, err := ReadLocalMetadata(mediaPath, root, true)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got == nil {
+		t.Fatal("metadata is nil")
+	}
+	if got.SeasonNum != 0 || got.EpisodeNum != 0 {
+		t.Fatalf("resolution artifact season/episode not dropped: s=%d e=%d", got.SeasonNum, got.EpisodeNum)
+	}
+	if got.EpisodeTitle != "" {
+		t.Fatalf("generated episode title not dropped: %q", got.EpisodeTitle)
+	}
+	if got.Title != "彼得·格里尔的贤者时间" {
+		t.Fatalf("series title = %q, want 彼得·格里尔的贤者时间", got.Title)
+	}
+}
+
 func TestReadLocalMovieMetadata(t *testing.T) {
 	dir := t.TempDir()
 	mediaPath := filepath.Join(dir, "Inception.2010.mkv")

internal/service/manual_scrape_search.go

@@ -24,6 +24,13 @@ func (s *ScraperService) ManualSearch(ctx context.Context, media *model.Media, q
 			mediaType = lib.Type
 		}
 	}
+	// Keep manual scraping consistent with automatic scraping for theatrical
+	// features stored inside anime libraries. The UI may pass the library type
+	// ("anime"), which otherwise makes TMDb stop after a TV result and hide the
+	// actual movie candidate.
+	if mediaLooksLikeTheatricalFeature(media) {
+		mediaType = "movie"
+	}
 	mediaType = normalizeMediaType(mediaType, queries[0], "")
 	providers := manualSearchProviderSet(provider)
 	year := mediaYearHint(media)

internal/service/manual_scrape_test.go

@@ -313,6 +313,80 @@ func TestManualSearchReturnsMovieFallbackForTVTypedTMDbSearch(t *testing.T) {
 	}
 }
 
+func TestManualSearchAnimeTheatricalPrefersTMDbMovie(t *testing.T) {
+	var paths []string
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		paths = append(paths, r.URL.Path)
+		w.Header().Set("Content-Type", "application/json")
+		switch r.URL.Path {
+		case "/search/movie":
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"results": []map[string]any{{
+					"id":             635302,
+					"title":          "鬼灭之刃 剧场版 无限列车篇",
+					"original_title": "劇場版「鬼滅の刃」無限列車編",
+					"release_date":   "2020-10-16",
+				}},
+			})
+		case "/search/tv":
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"results": []map[string]any{{
+					"id":             85937,
+					"name":           "鬼灭之刃",
+					"original_name":  "鬼滅の刃",
+					"first_air_date": "2019-04-06",
+				}},
+			})
+		default:
+			http.NotFound(w, r)
+		}
+	}))
+	defer upstream.Close()
+
+	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.Library{}, &model.Series{}, &model.Media{}); err != nil {
+		t.Fatal(err)
+	}
+	repos := repository.New(db)
+	cfg := &config.Config{}
+	cfg.Secrets.TMDbAPIKey = "test-key"
+	cfg.Secrets.TMDbAPIProxy = upstream.URL
+	log := zap.NewNop()
+	scraper := NewScraperService(cfg, log, repos, NewTMDbProvider(cfg, log, nil), nil, nil, nil, NewHub(log))
+
+	lib := model.Library{Name: "动漫", Path: `/media/anime`, Type: "anime", Enabled: true}
+	if err := repos.DB.Create(&lib).Error; err != nil {
+		t.Fatal(err)
+	}
+	media := model.Media{
+		LibraryID: lib.ID,
+		Title:     "鬼灭之刃 剧场版 无限列车篇",
+		Path:      `/media/anime/鬼灭之刃/鬼灭之刃 剧场版 无限列车篇.mkv`,
+	}
+	if err := repos.DB.Create(&media).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	results, err := scraper.ManualSearch(t.Context(), &media, media.Title, "tmdb", "anime")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(results) == 0 || results[0].TMDbID != 635302 || results[0].MediaType != "movie" {
+		t.Fatalf("manual theatrical results=%#v, paths=%v", results, paths)
+	}
+	if len(paths) == 0 || paths[0] != "/search/movie" {
+		t.Fatalf("TMDb search paths=%v, want movie first", paths)
+	}
+	for _, path := range paths {
+		if path == "/search/tv" {
+			t.Fatalf("manual theatrical search unexpectedly queried TV after finding movie: paths=%v", paths)
+		}
+	}
+}
+
 func TestManualSearchAllProvidersTMDbNumericIDTriesMovieAndTVNamespaces(t *testing.T) {
 	var paths []string
 	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {

internal/service/media_classifier.go

@@ -62,7 +62,7 @@ func classifyMediaCategory(input mediaClassifyInput, categories map[string]strin
 	isWesternByCategory := containsAnyText(categoryText, "欧美剧", "欧美电视剧", "美剧", "英剧", "欧美电影", "外语电影")
 	isWestern := isWesternByMetadata || (!hasRegionMetadata && isWesternByCategory)
 	isUSAnime := hasAny(countries, "US")
-	hasAnimeText := containsAnyText(contentText, "动画", "动漫", "番剧", "年番", "国漫", "日番", "韩漫", "美漫", "bangumi", "anime", "b-global", "ani-one", "crunchyroll")
+	hasAnimeText := containsAnyText(contentText, "动画", "动漫", "番剧", "年番", "国漫", "日番", "韩漫", "美漫", "bangumi", "anime", "b-global", "ani-one", "crunchyroll", "剧场版", "劇場版", "动画电影", "動畫電影")
 	hasVarietyText := containsAnyText(contentText, "综艺", "真人秀", "脱口秀", "晚会", "春晚", "gala", "festival gala", "reality", "talk show")
 	hasDocumentaryText := containsAnyText(contentText, "纪录", "纪录片", "documentary", "docu", "national geographic", "natgeo")
 	hasConcertText := containsAnyText(contentText, "演唱会", "音乐会", "concert", "live concert")
@@ -191,21 +191,21 @@ func normalizeMediaType(mediaType, title, category string) string {
 		return "adult"
 	case containsAnyText(raw, "综艺", "真人秀"):
 		return "variety"
-	case (containsAnyText(raw, "国漫", "日漫", "日番", "韩漫", "美漫", "欧美动漫", "其他动漫", "动漫", "动画") || classifierAnimeRE.MatchString(raw)) && !containsAnyText(raw, "动画电影"):
-		return "anime"
-	case containsAnyText(raw, "电视剧", "剧集", "连续剧", "短剧", "国产剧", "国剧", "大陆剧", "华语剧", "国产电视剧", "大陆电视剧", "华语电视剧", "欧美剧", "欧美电视剧", "美剧", "英剧", "日韩剧", "日韩电视剧", "日剧", "韩剧", "港剧", "台剧", "港台剧", "泰剧") || classifierTVRE.MatchString(raw):
-		return "tv"
-	case containsAnyText(raw, "电影", "演唱会") || classifierMovieRE.MatchString(raw):
-		return "movie"
-	}
-	text := strings.ToLower(title + " " + category)
-	switch {
-	case strings.Contains(text, "adult") || strings.Contains(text, "nsfw") || strings.Contains(text, "成人") || strings.Contains(text, "番号") || strings.Contains(text, "jav") || strings.Contains(text, "9kg") || classifierJAVCodeRE.MatchString(strings.ToUpper(title+" "+category)):
-		return "adult"
-	case containsAnyText(text, "综艺", "真人秀", "脱口秀", "晚会", "春晚", "gala", "festival gala", "reality", "talk show"):
-		return "variety"
-	case strings.Contains(text, "电影") || classifierMovieRE.MatchString(text):
-		return "movie"
+		case (containsAnyText(raw, "国漫", "日漫", "日番", "韩漫", "美漫", "欧美动漫", "其他动漫", "动漫", "动画") || classifierAnimeRE.MatchString(raw)) && !containsAnyText(raw, "动画电影", "剧场版", "劇場版"):
+			return "anime"
+		case containsAnyText(raw, "电视剧", "剧集", "连续剧", "短剧", "国产剧", "国剧", "大陆剧", "华语剧", "国产电视剧", "大陆电视剧", "华语电视剧", "欧美剧", "欧美电视剧", "美剧", "英剧", "日韩剧", "日韩电视剧", "日剧", "韩剧", "港剧", "台剧", "港台剧", "泰剧") || classifierTVRE.MatchString(raw):
+			return "tv"
+		case containsAnyText(raw, "电影", "演唱会", "剧场版", "劇場版") || classifierMovieRE.MatchString(raw):
+			return "movie"
+		}
+		text := strings.ToLower(title + " " + category)
+		switch {
+		case strings.Contains(text, "adult") || strings.Contains(text, "nsfw") || strings.Contains(text, "成人") || strings.Contains(text, "番号") || strings.Contains(text, "jav") || strings.Contains(text, "9kg") || classifierJAVCodeRE.MatchString(strings.ToUpper(title+" "+category)):
+			return "adult"
+		case containsAnyText(text, "综艺", "真人秀", "脱口秀", "晚会", "春晚", "gala", "festival gala", "reality", "talk show"):
+			return "variety"
+		case containsAnyText(text, "电影", "剧场版", "劇場版") || classifierMovieRE.MatchString(text):
+			return "movie"
 	case classifierAnimeRE.MatchString(text) || strings.Contains(text, "动漫") || strings.Contains(text, "动画"):
 		return "anime"
 	case strings.Contains(text, "variety") || strings.Contains(text, "综艺") || strings.Contains(text, "真人秀"):

internal/service/media_series_key.go

@@ -9,7 +9,7 @@ import (
 	"github.com/truewhile/MeBox/internal/model"
 )
 
-var episodicPathRE = regexp.MustCompile(`(?i)[\\/](?:电视剧|剧集|连续剧|短剧|国产剧|国剧|大陆剧|华语剧|国产电视剧|大陆电视剧|华语电视剧|欧美剧|欧美电视剧|美剧|英剧|日韩剧|日韩电视剧|日剧|韩剧|港剧|台剧|港台剧|泰剧|综艺|纪录片|儿童|动漫|番剧|国漫|日番|韩漫|美漫|欧美动漫|欧美动画|其他动漫|tv|series|shows?|season[\s._-]*\d|s\d{1,2}(?:[\s._-]|[\\/])|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|extras?|bonus(?:es)?|omake|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇)[\\/]`)
+var episodicPathRE = regexp.MustCompile(`(?i)[\\/](?:电视剧|剧集|连续剧|短剧|国产剧|国剧|大陆剧|华语剧|国产电视剧|大陆电视剧|华语电视剧|欧美剧|欧美电视剧|美剧|英剧|日韩剧|日韩电视剧|日剧|韩剧|港剧|台剧|港台剧|泰剧|综艺|纪录片|儿童|动漫|番剧|国漫|日番|韩漫|美漫|欧美动漫|欧美动画|其他动漫|tv|series|shows?|season[\s._-]*\d|s\d{1,2}(?:[\s._-]|[\\/])|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇|画像特典)[\\/]`)
 
 var genericMovieTitleRE = regexp.MustCompile(`(?i)^(?:cd\s*\d+|part\s*\d+|disc\s*\d+|disk\s*\d+|dvd\s*\d+|movie|film|video|main|feature|track\s*\d+|preview|sample|trailer|\d{3,4}p|4k|2160p|1080p|720p)$`)
 
@@ -123,9 +123,9 @@ var (
 	seriesIDRE          = regexp.MustCompile(`(?i)\s*\[(?:tmdb|tmdbid)[=-]\d+\]\s*`)
 	seriesBraceRE       = regexp.MustCompile(`(?i)\s*\{(?:tmdb|tmdbid|douban|bangumi|bgm|thetvdb|tvdb)[\s:=#-]*[a-z0-9_-]+\}\s*`)
 	seriesSpacerRE      = regexp.MustCompile(`[\s._-]+`)
-	seriesSeasonDirRE   = regexp.MustCompile(`(?i)^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*[0-9一二三四五六七八九十百零两]+\s*季|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|extras?|bonus(?:es)?|omake|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇)$`)
-	seriesSpecialCodeRE = regexp.MustCompile(`(?i)\s*[\[(（【]?\s*(?:s0+\s*e?\s*\d+|season\s*0+(?:\s*episode)?\s*\d*|special(?:\s*episode)?s?\s*\d*|sp\s*\d*|ovas?\s*\d*|oads?\s*\d*|extras?\s*\d*|bonus(?:es)?\s*\d*|omake\s*\d*)\s*[\])）】]?$`)
-	seriesSpecialCJKRE  = regexp.MustCompile(`(?i)\s*[\[(（【]?\s*(?:特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇)(?:\s*第?\s*[0-9一二三四五六七八九十百零两]+(?:[集话話期])?)?\s*[\])）】]?$`)
+	seriesSeasonDirRE   = regexp.MustCompile(`(?i)^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*[0-9一二三四五六七八九十百零两]+\s*季|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇|画像特典)$`)
+	seriesSpecialCodeRE = regexp.MustCompile(`(?i)\s*[\[(（【]?\s*(?:s0+\s*e?\s*\d+|season\s*0+(?:\s*episode)?\s*\d*|special(?:\s*episode)?s?\s*\d*|sp\s*\d*|ovas?\s*\d*|oads?\s*\d*|ovds?\s*\d*|onas?\s*\d*|extras?\s*\d*|bonus(?:es)?\s*\d*|omake\s*\d*|picture[\s._-]*drama\s*\d*|ncop\s*\d*|nced\s*\d*)\s*[\])）】]?$`)
+	seriesSpecialCJKRE  = regexp.MustCompile(`(?i)\s*[\[(（【]?\s*(?:特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇|画像特典)(?:\s*第?\s*[0-9一二三四五六七八九十百零两]+(?:[集话話期])?)?\s*[\])）】]?$`)
 )
 
 func normalizeSeriesTitle(value string) string {
@@ -173,7 +173,7 @@ func seriesTitleFromMediaPath(path string) string {
 	if last := parts[len(parts)-1]; !seriesPathPartLooksLikeFile(last) && !seriesSeasonDirRE.MatchString(filepath.Base(last)) {
 		dirIndex = len(parts) - 1
 	}
-	for dirIndex >= 0 && seriesSeasonDirRE.MatchString(filepath.Base(parts[dirIndex])) {
+	for dirIndex >= 0 && (seriesSeasonDirRE.MatchString(filepath.Base(parts[dirIndex])) || isTheatricalFolder(parts[dirIndex])) {
 		dirIndex--
 	}
 	if dirIndex < 0 {

internal/service/media_series_test.go

@@ -404,6 +404,32 @@ func TestGroupMediaSeriesCardsKeepsMovieVersionsAsOneMovie(t *testing.T) {
 	}
 }
 
+func TestGroupMediaSeriesCardsKeepsTheatricalMovieWithTVSeries(t *testing.T) {
+	episode := model.Media{
+		Base:       model.Base{ID: "episode"},
+		LibraryID:  "anime",
+		Title:      "摇曳露营△",
+		Path:       `/media/动漫/摇曳露营△ (2018)/Season 01/摇曳露营△.S01E01.mkv`,
+		SeasonNum:  1,
+		EpisodeNum: 1,
+	}
+	theatrical := model.Media{
+		Base:      model.Base{ID: "theatrical"},
+		LibraryID: "anime",
+		Title:     "摇曳露营△ 剧场版",
+		Path:      `/media/动漫/摇曳露营△ (2018)/摇曳露营△ 剧场版 (2022)/Eiga.Yurukyan.2022.Bluray.mkv`,
+		TMDbID:    566466,
+	}
+
+	cards := groupMediaSeriesCards([]model.Media{episode, theatrical})
+	if len(cards) != 1 {
+		t.Fatalf("cards=%#v, want theatrical movie retained with TV series", cards)
+	}
+	if cards[0].Count != 2 {
+		t.Fatalf("series card count=%d, want TV episode plus theatrical movie", cards[0].Count)
+	}
+}
+
 func TestGroupMediaSeriesCardsDoesNotCollideMovieAndTVExternalIDs(t *testing.T) {
 	movie := model.Media{
 		Base:      model.Base{ID: "movie"},
@@ -512,4 +538,3 @@ func TestListMediaEpisodesKeepsIndependentMoviesSeparate(t *testing.T) {
 		t.Fatalf("ListMediaEpisodes got %#v, want exactly m1", eps)
 	}
 }
-

internal/service/media_special_kind.go

@@ -0,0 +1,54 @@
+package service
+
+import (
+	"regexp"
+	"strings"
+)
+
+const (
+	mediaSpecialTheatrical = "theatrical"
+	mediaSpecialOVA        = "ova"
+	mediaSpecialOAD        = "oad"
+	mediaSpecialOVD        = "ovd"
+	mediaSpecialONA        = "ona"
+	mediaSpecialExtra      = "extra"
+	mediaSpecialBonus      = "bonus"
+	mediaSpecialOmake      = "omake"
+	mediaSpecialPicture    = "picture_drama"
+	mediaSpecialNCOP       = "ncop"
+	mediaSpecialNCED       = "nced"
+	mediaSpecialGeneric    = "special"
+)
+
+var mediaSpecialKindPatterns = []struct {
+	kind string
+	re   *regexp.Regexp
+}{
+	{mediaSpecialOVA, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])ova(?:s)?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialOAD, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])oad(?:s)?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialOVD, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])ovd(?:s)?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialONA, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])ona(?:s)?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialPicture, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])(?:picture[\s._-]*drama|画像特典)(?:[^a-z0-9]|$)`)},
+	{mediaSpecialNCOP, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])ncop(?:\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialNCED, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])nced(?:\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialExtra, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])extras?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialBonus, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])bonus(?:es)?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialOmake, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])omake(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)`)},
+	{mediaSpecialGeneric, regexp.MustCompile(`(?i)(?:^|[^a-z0-9])(?:special(?:[\s._-]*episodes?)?|specials|sps?)(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇`)},
+}
+
+func mediaSpecialKind(path string) string {
+	if pathHasTheatricalFolder(path) || patTheatricalTitle.MatchString(path) {
+		return mediaSpecialTheatrical
+	}
+	for _, part := range strings.FieldsFunc(path, func(r rune) bool {
+		return r == '/' || r == '\\'
+	}) {
+		for _, pattern := range mediaSpecialKindPatterns {
+			if pattern.re.MatchString(part) {
+				return pattern.kind
+			}
+		}
+	}
+	return ""
+}

internal/service/media_versions.go

@@ -145,16 +145,32 @@ func mediaVersionGroupKey(m model.Media) string {
 		return fmt.Sprintf("embyremote:%s", m.ID)
 	}
 
-	if m.SeasonNum > 0 || m.EpisodeNum > 0 {
+	libKey := strings.ToLower(strings.TrimSpace(m.LibraryID))
+	if libKey == "" {
+		libKey = strings.ToLower(strings.TrimSpace(m.DisplayLibraryID))
+	}
+	specialKind := mediaSpecialKind(m.Path)
+	season, episode := m.SeasonNum, m.EpisodeNum
+	if specialKind != "" && specialKind != mediaSpecialTheatrical && episode <= 0 {
+		if parsedSeason, parsedEpisode := ParseEpisode(m.Path); parsedEpisode > 0 {
+			season, episode = parsedSeason, parsedEpisode
+		}
+	}
+
+	if season > 0 || episode > 0 {
+		kind := specialKind
+		if kind == "" {
+			kind = "episode"
+		}
 		switch {
 		case m.TMDbID > 0:
-			return fmt.Sprintf("episode:tmdb:%d:%d:%d", m.TMDbID, m.SeasonNum, m.EpisodeNum)
+			return fmt.Sprintf("episode:%s:tmdb:%d:%d:%d", kind, m.TMDbID, season, episode)
 		case m.BangumiID > 0:
-			return fmt.Sprintf("episode:bangumi:%d:%d:%d", m.BangumiID, m.SeasonNum, m.EpisodeNum)
+			return fmt.Sprintf("episode:%s:bangumi:%d:%d:%d", kind, m.BangumiID, season, episode)
 		case strings.TrimSpace(m.DoubanID) != "":
-			return fmt.Sprintf("episode:douban:%s:%d:%d", strings.ToLower(strings.TrimSpace(m.DoubanID)), m.SeasonNum, m.EpisodeNum)
+			return fmt.Sprintf("episode:%s:douban:%s:%d:%d", kind, strings.ToLower(strings.TrimSpace(m.DoubanID)), season, episode)
 		case strings.TrimSpace(m.TheTVDBID) != "":
-			return fmt.Sprintf("episode:thetvdb:%s:%d:%d", strings.ToLower(strings.TrimSpace(m.TheTVDBID)), m.SeasonNum, m.EpisodeNum)
+			return fmt.Sprintf("episode:%s:thetvdb:%s:%d:%d", kind, strings.ToLower(strings.TrimSpace(m.TheTVDBID)), season, episode)
 		}
 		title := firstNonEmpty(m.OriginalName, m.Title)
 		if title == "" {
@@ -166,37 +182,61 @@ func mediaVersionGroupKey(m model.Media) string {
 		}
 		return strings.Join([]string{
 			"episode",
-			strings.ToLower(strings.TrimSpace(m.LibraryID)),
+			kind,
+			libKey,
 			title,
-			fmt.Sprintf("%d:%d", m.SeasonNum, m.EpisodeNum),
+			fmt.Sprintf("%d:%d", season, episode),
 		}, "|")
 	}
 
-	libKey := strings.ToLower(strings.TrimSpace(m.LibraryID))
-	if libKey == "" {
-		libKey = strings.ToLower(strings.TrimSpace(m.DisplayLibraryID))
+	if specialKind != "" && specialKind != mediaSpecialTheatrical {
+		return mediaVersionStemGroupKey(m, libKey)
 	}
 
 	switch {
 	case m.TMDbID > 0:
 		if libKey != "" {
+			if specialKind != "" {
+				return fmt.Sprintf("movie:%s:%s:tmdb:%d", specialKind, libKey, m.TMDbID)
+			}
 			return fmt.Sprintf("movie:%s:tmdb:%d", libKey, m.TMDbID)
 		}
+		if specialKind != "" {
+			return fmt.Sprintf("movie:%s:tmdb:%d", specialKind, m.TMDbID)
+		}
 		return fmt.Sprintf("tmdb:%d", m.TMDbID)
 	case m.BangumiID > 0:
 		if libKey != "" {
+			if specialKind != "" {
+				return fmt.Sprintf("movie:%s:%s:bangumi:%d", specialKind, libKey, m.BangumiID)
+			}
 			return fmt.Sprintf("movie:%s:bangumi:%d", libKey, m.BangumiID)
 		}
+		if specialKind != "" {
+			return fmt.Sprintf("movie:%s:bangumi:%d", specialKind, m.BangumiID)
+		}
 		return fmt.Sprintf("bangumi:%d", m.BangumiID)
 	case strings.TrimSpace(m.DoubanID) != "":
 		if libKey != "" {
+			if specialKind != "" {
+				return fmt.Sprintf("movie:%s:%s:douban:%s", specialKind, libKey, strings.ToLower(strings.TrimSpace(m.DoubanID)))
+			}
 			return fmt.Sprintf("movie:%s:douban:%s", libKey, strings.ToLower(strings.TrimSpace(m.DoubanID)))
 		}
+		if specialKind != "" {
+			return "movie:" + specialKind + ":douban:" + strings.ToLower(strings.TrimSpace(m.DoubanID))
+		}
 		return "douban:" + strings.ToLower(strings.TrimSpace(m.DoubanID))
 	case strings.TrimSpace(m.TheTVDBID) != "":
 		if libKey != "" {
+			if specialKind != "" {
+				return fmt.Sprintf("movie:%s:%s:thetvdb:%s", specialKind, libKey, strings.ToLower(strings.TrimSpace(m.TheTVDBID)))
+			}
 			return fmt.Sprintf("movie:%s:thetvdb:%s", libKey, strings.ToLower(strings.TrimSpace(m.TheTVDBID)))
 		}
+		if specialKind != "" {
+			return "movie:" + specialKind + ":thetvdb:" + strings.ToLower(strings.TrimSpace(m.TheTVDBID))
+		}
 		return "thetvdb:" + strings.ToLower(strings.TrimSpace(m.TheTVDBID))
 	}
 

internal/service/media_versions_test.go

@@ -1,6 +1,7 @@
 package service
 
 import (
+	"fmt"
 	"strings"
 	"testing"
 	"time"
@@ -71,6 +72,108 @@ func TestGroupEpisodeVersionsForDisplayMergesAndKeepsEpisodeOrder(t *testing.T)
 	}
 }
 
+func TestGroupMediaVersionsSeparatesAnimeSpecialKindsAndNumbers(t *testing.T) {
+	rows := []model.Media{
+		{
+			Base:      model.Base{ID: "movie"},
+			LibraryID: "anime",
+			Title:     "摇曳露营△",
+			Path:      "/media/动漫/摇曳露营△/摇曳露营△ 剧场版 (2022)/movie.strm",
+			TMDbID:    76075,
+		},
+		{
+			Base:      model.Base{ID: "ova-1"},
+			LibraryID: "anime",
+			Title:     "摇曳露营△",
+			Path:      "/media/动漫/摇曳露营△/OVA/Yuru Camp OVA01.strm",
+			TMDbID:    76075,
+		},
+		{
+			Base:      model.Base{ID: "ova-2"},
+			LibraryID: "anime",
+			Title:     "摇曳露营△",
+			Path:      "/media/动漫/摇曳露营△/OVA/Yuru Camp OVA02.strm",
+			TMDbID:    76075,
+		},
+		{
+			Base:      model.Base{ID: "oad-1"},
+			LibraryID: "anime",
+			Title:     "摇曳露营△",
+			Path:      "/media/动漫/摇曳露营△/OAD/Yuru Camp OAD01.strm",
+			TMDbID:    76075,
+		},
+	}
+
+	grouped := groupMediaVersions(rows)
+	if len(grouped) != 4 {
+		t.Fatalf("grouped len = %d, want theatrical, OVA01, OVA02 and OAD01 separate: %#v", len(grouped), grouped)
+	}
+	for _, item := range grouped {
+		if len(item.Versions) > 1 {
+			t.Fatalf("unrelated anime extras were merged as versions: %#v", item.Versions)
+		}
+	}
+}
+
+func TestGroupMediaVersionsKeepsBracketNumberedEpisodesSeparate(t *testing.T) {
+	// UHA-WINGS 命名：[组名][标题][01][BDRIP 1920x1080 ...].strm。
+	// 曾因 1920x1080 被解析成 S20E108，12 集全部折叠成一集的多个版本。
+	rows := make([]model.Media, 0, 12)
+	for episode := 1; episode <= 12; episode++ {
+		rows = append(rows, model.Media{
+			Base:      model.Base{ID: fmt.Sprintf("ep-%02d", episode)},
+			LibraryID: "anime",
+			Title:     "彼得·格里尔的贤者时间",
+			Path: fmt.Sprintf(
+				"/media/影视库/动漫/彼得·格里尔的贤者时间/[UHA-WINGS][Peter Grill to Kenja no Jikan][%02d][BDRIP 1920x1080 HEVC-YUV420P10 FLAC].strm",
+				episode),
+			TMDbID: 99080,
+		})
+	}
+	for i := range rows {
+		season, episode := ParseEpisode(rows[i].Path)
+		rows[i].SeasonNum = season
+		rows[i].EpisodeNum = episode
+	}
+
+	grouped := groupMediaVersions(rows)
+	if len(grouped) != 12 {
+		t.Fatalf("grouped len = %d, want 12 distinct episodes: %#v", len(grouped), grouped)
+	}
+	for _, item := range grouped {
+		if len(item.Versions) > 1 {
+			t.Fatalf("distinct episodes were folded into versions: %#v", item.Versions)
+		}
+		if item.SeasonNum != 1 || item.EpisodeNum < 1 || item.EpisodeNum > 12 {
+			t.Fatalf("unexpected episode identity s=%d e=%d", item.SeasonNum, item.EpisodeNum)
+		}
+	}
+}
+
+func TestGroupMediaVersionsMergesSameNumberedOVAEncodes(t *testing.T) {
+	rows := []model.Media{
+		{
+			Base:      model.Base{ID: "ova-1-hd"},
+			LibraryID: "anime",
+			Path:      "/media/动漫/示例/OVA/Show OVA01 1080p.mkv",
+			TMDbID:    123,
+			SizeBytes: 100,
+		},
+		{
+			Base:      model.Base{ID: "ova-1-uhd"},
+			LibraryID: "anime",
+			Path:      "/media/动漫/示例/OVA/Show OVA01 2160p.mkv",
+			TMDbID:    123,
+			SizeBytes: 200,
+		},
+	}
+
+	grouped := groupMediaVersions(rows)
+	if len(grouped) != 1 || len(grouped[0].Versions) != 2 {
+		t.Fatalf("same numbered OVA encodes should be versions: %#v", grouped)
+	}
+}
+
 func TestGroupMediaVersionsMergesMovieEncodingVariants(t *testing.T) {
 	hd := model.Media{
 		LibraryID:    "movies",

internal/service/organizer_directory_metadata.go

@@ -55,7 +55,7 @@ func (o *OrganizerService) lookupOrganizeMetadata(ctx context.Context, src, sour
 				continue
 			}
 		}
-		match := o.scraper.lookup(ctx, lib, media, candidate, year)
+		match := o.scraper.lookup(ctx, lib, media, candidate, year, false)
 		if match != nil && strings.TrimSpace(match.Title) != "" {
 			if !organizeMetadataMatchTrusted(candidate, year, match) {
 				if cache != nil {

internal/service/organizer_sidecar.go

@@ -84,6 +84,7 @@ func transferSidecarArtwork(srcMedia, dstMedia string, mode TransferMode) error
 	if dstBase == "" {
 		dstBase = strings.TrimSuffix(filepath.Base(dstMedia), filepath.Ext(dstMedia))
 	}
+	srcAdultCode := AdultCodeFromMediaPath(srcMedia)
 	for _, src := range sources {
 		name := filepath.Base(src)
 		// Remap any legacy "Title.mkv-poster.jpg" onto the shared destination stem.
@@ -97,7 +98,10 @@ func transferSidecarArtwork(srcMedia, dstMedia string, mode TransferMode) error
 			}
 		}
 		dstName := name
-		if suffix != "" && dstBase != "" {
+		if srcAdultCode != "" && strings.HasPrefix(strings.ToLower(name), strings.ToLower(srcAdultCode)) {
+			// Adult sidecars are keyed by code (e.g. ADN-188-poster.jpg) and should
+			// follow the media without being renamed to the display title stem.
+		} else if suffix != "" && dstBase != "" {
 			dstName = dstBase + suffix
 		}
 		dst := filepath.Join(dstDir, dstName)

internal/service/profile.go

@@ -27,12 +27,13 @@ func NewProfileService(log *zap.Logger, repo *repository.Container) *ProfileServ
 // ProfileUpdate is the patch object accepted by UpdateProfile. Empty
 // fields are ignored so the same payload can be reused across screens.
 type ProfileUpdate struct {
-	Username  *string `json:"username,omitempty"`
-	Nickname  *string `json:"nickname,omitempty"`
-	Email     *string `json:"email,omitempty"`
-	AvatarURL *string `json:"avatar_url,omitempty"`
-	HideAdult *bool   `json:"hide_adult,omitempty"`
-	Password  string  `json:"password,omitempty"`
+	Username            *string `json:"username,omitempty"`
+	Nickname            *string `json:"nickname,omitempty"`
+	Email               *string `json:"email,omitempty"`
+	AvatarURL           *string `json:"avatar_url,omitempty"`
+	HideAdult           *bool   `json:"hide_adult,omitempty"`
+	SubtitleChineseMode *string `json:"subtitle_chinese_mode,omitempty"`
+	Password            string  `json:"password,omitempty"`
 }
 
 // UpdateProfile applies a non-credential patch to the user.
@@ -73,6 +74,15 @@ func (p *ProfileService) UpdateProfile(ctx context.Context, userID string, patch
 	if patch.HideAdult != nil {
 		updates["hide_adult"] = *patch.HideAdult
 	}
+	if patch.SubtitleChineseMode != nil {
+		mode := strings.ToLower(strings.TrimSpace(*patch.SubtitleChineseMode))
+		switch mode {
+		case "original", "simplified", "traditional":
+			updates["subtitle_chinese_mode"] = mode
+		default:
+			return nil, errors.New("subtitle_chinese_mode must be original, simplified, or traditional")
+		}
+	}
 	if len(updates) > 0 {
 		if err := p.repo.DB.Model(&model.User{}).Where("id = ?", userID).
 			Updates(updates).Error; err != nil {

internal/service/profile_subtitle_test.go

@@ -0,0 +1,60 @@
+package service
+
+import (
+	"testing"
+
+	"github.com/glebarez/sqlite"
+	"go.uber.org/zap"
+	"gorm.io/gorm"
+
+	"github.com/truewhile/MeBox/internal/model"
+	"github.com/truewhile/MeBox/internal/repository"
+)
+
+func TestProfileSubtitleChineseModePersistsAndValidates(t *testing.T) {
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.User{}); err != nil {
+		t.Fatal(err)
+	}
+
+	repos := repository.New(db)
+	svc := NewProfileService(zap.NewNop(), repos)
+	user := &model.User{
+		Username:     "subtitle-viewer",
+		PasswordHash: "hash",
+		Role:         "user",
+		IsActive:     true,
+	}
+	if err := repos.User.Create(t.Context(), user); err != nil {
+		t.Fatal(err)
+	}
+
+	traditional := "traditional"
+	updated, err := svc.UpdateProfile(t.Context(), user.ID, ProfileUpdate{
+		SubtitleChineseMode: &traditional,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if updated.SubtitleChineseMode != traditional {
+		t.Fatalf("subtitle mode = %q, want %q", updated.SubtitleChineseMode, traditional)
+	}
+
+	invalid := "automatic"
+	if _, err := svc.UpdateProfile(t.Context(), user.ID, ProfileUpdate{
+		SubtitleChineseMode: &invalid,
+	}); err == nil {
+		t.Fatal("invalid subtitle mode should be rejected")
+	}
+
+	reloaded, err := repos.User.FindByID(t.Context(), user.ID)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if reloaded.SubtitleChineseMode != traditional {
+		t.Fatalf("invalid update changed subtitle mode to %q", reloaded.SubtitleChineseMode)
+	}
+}

internal/service/recognition_words.go

@@ -5,8 +5,10 @@ import (
 	"encoding/json"
 	"fmt"
 	"net/http"
+	"regexp"
 	"strconv"
 	"strings"
+	"sync"
 	"time"
 
 	"go.uber.org/zap"
@@ -61,8 +63,9 @@ func NewRecognitionWordsService(log *zap.Logger, repo *repository.Container) *Re
 }
 
 func (s *RecognitionWordsService) Config(ctx context.Context) RecognitionWordsConfig {
-	cfg := recognitionWordsConfig(ctx, s.repo)
-	cfg.RuleCount = len(parseRecognitionWordRules(recognitionWordsCombinedText(cfg)))
+	cfg, rules := recognitionWordsRuntime(ctx, s.repo)
+	cfg = cloneRecognitionWordsConfig(cfg)
+	cfg.RuleCount = len(rules)
 	return cfg
 }
 
@@ -80,7 +83,11 @@ func (s *RecognitionWordsService) SaveConfig(ctx context.Context, cfg Recognitio
 	if err != nil {
 		return err
 	}
-	return s.repo.Setting.Set(ctx, RecognitionWordsSharedURLsKey, string(rawURLs))
+	if err := s.repo.Setting.Set(ctx, RecognitionWordsSharedURLsKey, string(rawURLs)); err != nil {
+		return err
+	}
+	invalidateRecognitionWordsRuntime(s.repo)
+	return nil
 }
 
 func (s *RecognitionWordsService) SyncShared(ctx context.Context) (RecognitionWordsConfig, error) {
@@ -104,6 +111,7 @@ func (s *RecognitionWordsService) SyncShared(ctx context.Context) (RecognitionWo
 	if err := s.repo.Setting.Set(ctx, RecognitionWordsSyncedAtKey, now); err != nil {
 		return cfg, err
 	}
+	invalidateRecognitionWordsRuntime(s.repo)
 	return s.Config(ctx), nil
 }
 
@@ -120,11 +128,10 @@ func (s *RecognitionWordsService) Test(ctx context.Context, input string) Recogn
 }
 
 func ApplyRecognitionWords(ctx context.Context, repo *repository.Container, raw string) string {
-	cfg := recognitionWordsConfig(ctx, repo)
-	if !cfg.Enabled {
+	cfg, rules := recognitionWordsRuntime(ctx, repo)
+	if !cfg.Enabled || len(rules) == 0 {
 		return raw
 	}
-	rules := parseRecognitionWordRules(recognitionWordsCombinedText(cfg))
 	return applyRecognitionWordRules(raw, rules)
 }
 
@@ -189,9 +196,69 @@ func normalizeRecognitionWordURLs(values []string) []string {
 type recognitionWordRule struct {
 	raw         string
 	block       string
+	blockRE     *regexp.Regexp
 	replaceFrom string
 	replaceTo   string
+	replaceRE   *regexp.Regexp
 	offsetLeft  string
 	offsetRight string
 	offsetExpr  string
+	offsetRE    *regexp.Regexp
+}
+
+// recognitionWordsRuntime caches the parsed rule set (with pre-compiled
+// regexes) per repository. Reading five settings rows and parsing/recompiling
+// the whole shared word list used to happen on every query candidate, which is
+// the scraper's hottest path. Writes through SaveConfig/SyncShared invalidate
+// the entry immediately; the TTL only bounds staleness for out-of-process edits.
+type recognitionWordsRuntimeEntry struct {
+	repo      *repository.Container
+	cfg       RecognitionWordsConfig
+	rules     []recognitionWordRule
+	expiresAt time.Time
+}
+
+const recognitionWordsRuntimeTTL = 30 * time.Second
+
+var recognitionWordsRuntimeCache struct {
+	sync.RWMutex
+	entry recognitionWordsRuntimeEntry
+	valid bool
+}
+
+func recognitionWordsRuntime(ctx context.Context, repo *repository.Container) (RecognitionWordsConfig, []recognitionWordRule) {
+	now := time.Now()
+	recognitionWordsRuntimeCache.RLock()
+	cached := recognitionWordsRuntimeCache.entry
+	hit := recognitionWordsRuntimeCache.valid && cached.repo == repo && now.Before(cached.expiresAt)
+	recognitionWordsRuntimeCache.RUnlock()
+	if hit {
+		return cached.cfg, cached.rules
+	}
+
+	cfg := recognitionWordsConfig(ctx, repo)
+	rules := parseRecognitionWordRules(recognitionWordsCombinedText(cfg))
+	recognitionWordsRuntimeCache.Lock()
+	recognitionWordsRuntimeCache.entry = recognitionWordsRuntimeEntry{
+		repo:      repo,
+		cfg:       cfg,
+		rules:     rules,
+		expiresAt: now.Add(recognitionWordsRuntimeTTL),
+	}
+	recognitionWordsRuntimeCache.valid = true
+	recognitionWordsRuntimeCache.Unlock()
+	return cfg, rules
+}
+
+func invalidateRecognitionWordsRuntime(repo *repository.Container) {
+	recognitionWordsRuntimeCache.Lock()
+	if recognitionWordsRuntimeCache.entry.repo == repo {
+		recognitionWordsRuntimeCache.valid = false
+	}
+	recognitionWordsRuntimeCache.Unlock()
+}
+
+func cloneRecognitionWordsConfig(cfg RecognitionWordsConfig) RecognitionWordsConfig {
+	cfg.SharedURLs = append([]string(nil), cfg.SharedURLs...)
+	return cfg
 }

internal/service/recognition_words_cache_test.go

@@ -0,0 +1,49 @@
+package service
+
+import (
+	"testing"
+
+	"go.uber.org/zap"
+)
+
+// The rule set is cached process-wide, so a config write must invalidate it
+// immediately; otherwise the admin would have to wait out the TTL before a
+// saved word list takes effect.
+func TestRecognitionWordsCacheInvalidatedBySaveConfig(t *testing.T) {
+	repos := newOrganizerTestRepo(t)
+	svc := NewRecognitionWordsService(zap.NewNop(), repos)
+
+	if err := svc.SaveConfig(t.Context(), RecognitionWordsConfig{
+		Enabled:   true,
+		LocalText: "BADWORD => 好标题",
+	}); err != nil {
+		t.Fatal(err)
+	}
+	if got := ApplyRecognitionWords(t.Context(), repos, "BADWORD"); got != "好标题" {
+		t.Fatalf("first apply = %q, want 好标题", got)
+	}
+
+	if err := svc.SaveConfig(t.Context(), RecognitionWordsConfig{
+		Enabled:   true,
+		LocalText: "BADWORD => 新标题",
+	}); err != nil {
+		t.Fatal(err)
+	}
+	if got := ApplyRecognitionWords(t.Context(), repos, "BADWORD"); got != "新标题" {
+		t.Fatalf("cached rules were not invalidated after SaveConfig: got %q, want 新标题", got)
+	}
+}
+
+func TestRecognitionWordsDisabledReturnsRawInput(t *testing.T) {
+	repos := newOrganizerTestRepo(t)
+	svc := NewRecognitionWordsService(zap.NewNop(), repos)
+	if err := svc.SaveConfig(t.Context(), RecognitionWordsConfig{
+		Enabled:   false,
+		LocalText: "BADWORD => 好标题",
+	}); err != nil {
+		t.Fatal(err)
+	}
+	if got := ApplyRecognitionWords(t.Context(), repos, "BADWORD"); got != "BADWORD" {
+		t.Fatalf("disabled recognition words changed input: got %q", got)
+	}
+}

internal/service/recognition_words_rules.go

@@ -31,6 +31,11 @@ func parseRecognitionWordRule(line string) recognitionWordRule {
 		case strings.Contains(part, "<>") && strings.Contains(part, ">>"):
 			beforeAfter := strings.SplitN(part, ">>", 2)
 			bounds := strings.SplitN(beforeAfter[0], "<>", 2)
+			// A malformed rule without "<>" would otherwise index past the
+			// slice; word lists are fetched from the network, so stay defensive.
+			if len(bounds) < 2 {
+				continue
+			}
 			rule.offsetLeft = strings.TrimSpace(bounds[0])
 			rule.offsetRight = strings.TrimSpace(bounds[1])
 			rule.offsetExpr = strings.TrimSpace(beforeAfter[1])
@@ -38,56 +43,89 @@ func parseRecognitionWordRule(line string) recognitionWordRule {
 			rule.block = part
 		}
 	}
+	compileRecognitionWordRule(&rule)
 	return rule
 }
 
+var recognitionReplacementRE = regexp.MustCompile(`\\([0-9]+)`)
+
 func normalizeRecognitionReplacement(value string) string {
-	re := regexp.MustCompile(`\\([0-9]+)`)
-	return re.ReplaceAllString(value, "$$$1")
+	return recognitionReplacementRE.ReplaceAllString(value, "$$$1")
+}
+
+// compileRecognitionWordRule pre-compiles every pattern in a rule so the hot
+// clean-query path never recompiles regexes per candidate.
+func compileRecognitionWordRule(rule *recognitionWordRule) {
+	if rule == nil {
+		return
+	}
+	if rule.block != "" {
+		if re, err := regexp.Compile(rule.block); err == nil {
+			rule.blockRE = re
+		}
+	}
+	if rule.replaceFrom != "" {
+		if re, err := regexp.Compile(rule.replaceFrom); err == nil {
+			rule.replaceRE = re
+		}
+	}
+	if rule.offsetExpr != "" && (rule.offsetLeft != "" || rule.offsetRight != "") {
+		if re, err := compileRecognitionOffsetRE(rule.offsetLeft, rule.offsetRight); err == nil {
+			rule.offsetRE = re
+		}
+	}
+}
+
+func compileRecognitionOffsetRE(left, right string) (*regexp.Regexp, error) {
+	leftPattern := firstNonEmpty(left, `^`)
+	rightPattern := firstNonEmpty(right, `$`)
+	return regexp.Compile(`(?i)(` + leftPattern + `)(\d{1,5})(` + rightPattern + `)`)
 }
 
 func applyRecognitionWordRules(raw string, rules []recognitionWordRule) string {
 	out := strings.TrimSpace(raw)
 	for _, rule := range rules {
 		if rule.block != "" {
-			out = applyRecognitionBlock(out, rule.block)
+			out = applyRecognitionBlock(out, rule)
 		}
 		if rule.replaceFrom != "" {
-			out = applyRecognitionReplace(out, rule.replaceFrom, rule.replaceTo)
+			out = applyRecognitionReplace(out, rule)
 		}
 		if rule.offsetLeft != "" || rule.offsetRight != "" {
-			out = applyRecognitionOffset(out, rule.offsetLeft, rule.offsetRight, rule.offsetExpr)
+			out = applyRecognitionOffset(out, rule)
 		}
 	}
 	return strings.Join(strings.Fields(out), " ")
 }
 
-func applyRecognitionBlock(raw, block string) string {
-	if re, err := regexp.Compile(block); err == nil {
-		return re.ReplaceAllString(raw, " ")
+func applyRecognitionBlock(raw string, rule recognitionWordRule) string {
+	if rule.blockRE != nil {
+		return rule.blockRE.ReplaceAllString(raw, " ")
 	}
-	return strings.ReplaceAll(raw, block, " ")
+	return strings.ReplaceAll(raw, rule.block, " ")
 }
 
-func applyRecognitionReplace(raw, from, to string) string {
-	if re, err := regexp.Compile(from); err == nil {
-		return re.ReplaceAllString(raw, to)
+func applyRecognitionReplace(raw string, rule recognitionWordRule) string {
+	if rule.replaceRE != nil {
+		return rule.replaceRE.ReplaceAllString(raw, rule.replaceTo)
 	}
-	return strings.ReplaceAll(raw, from, to)
+	return strings.ReplaceAll(raw, rule.replaceFrom, rule.replaceTo)
 }
 
-func applyRecognitionOffset(raw, left, right, expr string) string {
-	if strings.TrimSpace(expr) == "" {
+func applyRecognitionOffset(raw string, rule recognitionWordRule) string {
+	if strings.TrimSpace(rule.offsetExpr) == "" {
 		return raw
 	}
-	leftPattern := firstNonEmpty(left, `^`)
-	rightPattern := firstNonEmpty(right, `$`)
-	re, err := regexp.Compile(`(?i)(` + leftPattern + `)(\d{1,5})(` + rightPattern + `)`)
-	if err != nil {
-		return raw
+	re := rule.offsetRE
+	if re == nil {
+		compiled, err := compileRecognitionOffsetRE(rule.offsetLeft, rule.offsetRight)
+		if err != nil {
+			return raw
+		}
+		re = compiled
 	}
 	return re.ReplaceAllStringFunc(raw, func(match string) string {
-		return applyRecognitionOffsetMatch(re, match, expr)
+		return applyRecognitionOffsetMatch(re, match, rule.offsetExpr)
 	})
 }
 

internal/service/scanner_local_ingest.go

@@ -93,7 +93,11 @@ func (s *ScannerService) readLocalScanMetadata(lib *model.Library, root *model.L
 	if root != nil && strings.TrimSpace(root.Path) != "" {
 		rootPath = root.Path
 	}
-	localMeta, err := ReadLocalMetadata(path, rootPath, librarySupportsSeasons(lib) || parsedSeason > 0 || parsedEpisode > 0)
+	seriesLike := librarySupportsSeasons(lib) || parsedSeason > 0 || parsedEpisode > 0
+	if mediaLooksLikeTheatricalFeature(&model.Media{Path: path}) {
+		seriesLike = false
+	}
+	localMeta, err := ReadLocalMetadata(path, rootPath, seriesLike)
 	if err != nil {
 		s.log.Warn("read local metadata failed", zap.String("path", path), zap.Error(err))
 	}

internal/service/scanner_local_metadata_test.go

@@ -69,6 +69,49 @@ func TestScanLibraryUsesLocalMetadata(t *testing.T) {
 	}
 }
 
+func TestScanAnimeTheatricalFolderUsesMovieNFO(t *testing.T) {
+	root := t.TempDir()
+	showDir := filepath.Join(root, "摇曳露营△ (2018)")
+	movieDir := filepath.Join(showDir, "摇曳露营△ 剧场版 (2022)")
+	if err := os.MkdirAll(movieDir, 0o755); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(filepath.Join(showDir, "tvshow.nfo"), []byte(
+		`<tvshow><title>错误的剧集标题</title><tmdbid>76075</tmdbid><year>2018</year></tvshow>`,
+	), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	mediaPath := filepath.Join(movieDir, "Eiga.Yurukyan.2022.Bluray.mkv")
+	if err := os.WriteFile(mediaPath, []byte("x"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(nfoPath(mediaPath), []byte(
+		`<movie><title>摇曳露营△ 剧场版</title><tmdbid>566466</tmdbid><year>2022</year></movie>`,
+	), 0o644); err != nil {
+		t.Fatal(err)
+	}
+
+	db := newServiceTestDB(t, &model.Library{}, &model.Media{}, &model.Setting{})
+	repos := repository.New(db)
+	lib := model.Library{Name: "动漫", Path: root, Type: "anime", Enabled: true}
+	if err := repos.Library.Create(t.Context(), &lib); err != nil {
+		t.Fatal(err)
+	}
+
+	scanner := NewScannerService(&config.Config{}, zap.NewNop(), repos, NewHub(zap.NewNop()), nil, nil)
+	if _, err := scanner.ScanLibrary(t.Context(), lib.ID); err != nil {
+		t.Fatal(err)
+	}
+
+	var media model.Media
+	if err := db.First(&media, "path = ?", mediaPath).Error; err != nil {
+		t.Fatal(err)
+	}
+	if media.Title != "摇曳露营△ 剧场版" || media.TMDbID != 566466 || media.Year != 2022 {
+		t.Fatalf("theatrical movie metadata = title %q tmdb %d year %d", media.Title, media.TMDbID, media.Year)
+	}
+}
+
 func TestScanLibraryDoesNotMarkArtworkOnlyAsMatched(t *testing.T) {
 	root := t.TempDir()
 	mediaPath := filepath.Join(root, "SSIS-001-CD1.mp4")

internal/service/scraper.go

@@ -63,12 +63,17 @@ func (s *ScraperService) EnrichOneWithOptions(ctx context.Context, m *model.Medi
 		}
 	}
 
+	// Same stale-negative problem as the library path: a single-item retry
+	// (queue task / manual rescrape) must get a fresh provider round-trip.
+	if options.RetryNoMatch && s != nil {
+		s.lookupCache.clearNegatives()
+	}
 	candidates := scrapeQueryCandidatesWithRecognition(ctx, s.repo, m, lib)
 	var query string
 	match := (*Match)(nil)
 	for _, candidate := range candidates {
 		query = candidate
-		candidateMatch := s.lookup(ctx, lib, m, candidate, year)
+		candidateMatch := s.lookup(ctx, lib, m, candidate, year, options.ForceRematch)
 		if candidateMatch == nil {
 			continue
 		}

internal/service/scraper_anime_theatrical_test.go

@@ -0,0 +1,313 @@
+package service
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"go.uber.org/zap"
+
+	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/model"
+)
+
+func TestTheatricalTitleVariants(t *testing.T) {
+	tests := []struct {
+		input string
+		want  []string
+	}{
+		{
+			input: "名侦探柯南 剧场版01 引爆摩天楼",
+			want:  []string{"名侦探柯南 引爆摩天楼", "名侦探柯南 剧场版01 引爆摩天楼"},
+		},
+		{
+			input: "名侦探柯南 剧场版26 黑铁的鱼影",
+			want:  []string{"名侦探柯南 黑铁的鱼影", "名侦探柯南 剧场版26 黑铁的鱼影"},
+		},
+		{
+			input: "鬼灭之刃 剧场版 无限列车篇",
+			want:  []string{"鬼灭之刃 无限列车篇", "鬼灭之刃 剧场版 无限列车篇"},
+		},
+		{
+			input: "航海王 The Movie 黄金之城",
+			want:  []string{"航海王 The Movie 黄金之城"},
+		},
+		{
+			input: "普通动漫 第01集",
+			want:  []string{"普通动漫 第01集"},
+		},
+	}
+
+	for _, tc := range tests {
+		got := theatricalTitleVariants(tc.input)
+		if len(got) != len(tc.want) {
+			t.Fatalf("theatricalTitleVariants(%q) = %v, want %v", tc.input, got, tc.want)
+		}
+		for i := range got {
+			if got[i] != tc.want[i] {
+				t.Fatalf("theatricalTitleVariants(%q)[%d] = %q, want %q", tc.input, i, got[i], tc.want[i])
+			}
+		}
+	}
+}
+
+func TestMetadataMatchCompatibilityForTheatricalFeatures(t *testing.T) {
+	animeMatch := &Match{MediaType: "anime"}
+
+	if metadataMatchCompatibleWithType("movie", animeMatch) {
+		t.Fatal("ordinary movie lookups must not accept anime matches")
+	}
+	if !metadataMatchCompatibleWithTheatrical("movie", true, animeMatch) {
+		t.Fatal("theatrical movie lookup should accept an anime provider match")
+	}
+	if metadataMatchCompatibleWithTheatrical("movie", false, animeMatch) {
+		t.Fatal("non-theatrical movie lookup must not accept an anime provider match")
+	}
+}
+
+func TestMediaLooksLikeTheatricalFeatureIgnoresStaleEpisodeIdentity(t *testing.T) {
+	media := &model.Media{
+		Title:      "未命名",
+		Path:       `/media/anime/超人高校生们/剧场版/超人高校生们 剧场版.mkv`,
+		SeasonNum:  1,
+		EpisodeNum: 1,
+	}
+	if !mediaLooksLikeTheatricalFeature(media) {
+		t.Fatal("theatrical path should override stale persisted season/episode fields")
+	}
+
+	namedFolder := &model.Media{
+		Title: "Eiga Yurukyan 2022 Bluray",
+		Path:  `/media/anime/摇曳露营△ (2018)/摇曳露营△ 剧场版 (2022)/Eiga.Yurukyan.2022.Bluray.mkv`,
+	}
+	if !mediaLooksLikeTheatricalFeature(namedFolder) {
+		t.Fatal("a named theatrical folder with a year should be detected from the full path")
+	}
+
+	realEpisode := &model.Media{
+		Title:      "剧场版制作幕后",
+		Path:       `/media/anime/超人高校生们/Season 01/超人高校生们.S01E01.mkv`,
+		SeasonNum:  1,
+		EpisodeNum: 1,
+	}
+	if mediaLooksLikeTheatricalFeature(realEpisode) {
+		t.Fatal("an actual episode marker in the path must remain episodic")
+	}
+}
+
+func TestScrapeQueryCandidatesForAnimeTheatricalMix(t *testing.T) {
+	lib := &model.Library{
+		Path: `/media/anime`,
+		Type: "anime",
+	}
+
+	// 1. 同目录下包含剧场版01
+	theatricalMedia := &model.Media{
+		Title: "名侦探柯南 剧场版01 引爆摩天楼",
+		Path:  `/media/anime/名侦探柯南/名侦探柯南 剧场版01 引爆摩天楼.mkv`,
+	}
+	candidates := scrapeQueryCandidates(theatricalMedia, lib)
+	if len(candidates) == 0 {
+		t.Fatal("scrapeQueryCandidates returned no candidates for theatrical media")
+	}
+	if candidates[0] != "名侦探柯南 引爆摩天楼" {
+		t.Fatalf("first candidate for theatrical media = %q, want cleaned movie title '名侦探柯南 引爆摩天楼'; all=%v", candidates[0], candidates)
+	}
+
+	// 2. 剧场版放在以剧场版命名的子目录
+	subfolderTheatricalMedia := &model.Media{
+		Title: "无限列车篇",
+		Path:  `/media/anime/鬼灭之刃/剧场版/无限列车篇.mkv`,
+	}
+	subCandidates := scrapeQueryCandidates(subfolderTheatricalMedia, lib)
+	if len(subCandidates) == 0 {
+		t.Fatal("scrapeQueryCandidates returned no candidates for subfolder theatrical media")
+	}
+	foundCombined := false
+	for _, c := range subCandidates {
+		if c == "鬼灭之刃 无限列车篇" {
+			foundCombined = true
+			break
+		}
+	}
+	if !foundCombined {
+		t.Fatalf("candidates for subfolder theatrical did not contain '鬼灭之刃 无限列车篇': %v", subCandidates)
+	}
+
+	// 3. 混合放置的普通剧集分集不应受剧场版影响
+	episodeMedia := &model.Media{
+		Title:      "名侦探柯南 - S01E01",
+		Path:       `/media/anime/名侦探柯南/名侦探柯南 - S01E01.mp4`,
+		SeasonNum:  1,
+		EpisodeNum: 1,
+	}
+	epCandidates := scrapeQueryCandidates(episodeMedia, lib)
+	if len(epCandidates) == 0 {
+		t.Fatal("scrapeQueryCandidates returned no candidates for episode media")
+	}
+	if epCandidates[0] != "名侦探柯南" {
+		t.Fatalf("first candidate for tv episode = %q, want series folder title '名侦探柯南'", epCandidates[0])
+	}
+}
+
+func TestEnrichOneAnimeMixedEpisodesAndTheatrical(t *testing.T) {
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "application/json")
+		switch r.URL.Path {
+		case "/search/tv":
+			q := r.URL.Query().Get("query")
+			if q == "鬼灭之刃" {
+				_ = json.NewEncoder(w).Encode(map[string]any{
+					"results": []map[string]any{{
+						"id":             85937,
+						"name":           "鬼灭之刃",
+						"original_name":  "鬼滅の刃",
+						"overview":       "大正时期、日本...",
+						"first_air_date": "2019-04-06",
+					}},
+				})
+				return
+			}
+			_ = json.NewEncoder(w).Encode(map[string]any{"results": []any{}})
+		case "/search/movie":
+			q := r.URL.Query().Get("query")
+			if q == "鬼灭之刃 无限列车篇" || q == "鬼灭之刃 剧场版 无限列车篇" {
+				_ = json.NewEncoder(w).Encode(map[string]any{
+					"results": []map[string]any{{
+						"id":             635302,
+						"title":          "鬼灭之刃 剧场版 无限列车篇",
+						"original_title": "劇場版「鬼滅の刃」無限列車編",
+						"overview":       "在结束了蝴蝶屋的修业之后...",
+						"release_date":   "2020-10-16",
+					}},
+				})
+				return
+			}
+			_ = json.NewEncoder(w).Encode(map[string]any{"results": []any{}})
+		case "/tv/85937":
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"id":             85937,
+				"name":           "鬼灭之刃",
+				"original_name":  "鬼滅の刃",
+				"first_air_date": "2019-04-06",
+			})
+		case "/movie/635302":
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"id":             635302,
+				"title":          "鬼灭之刃 剧场版 无限列车篇",
+				"original_title": "劇場版「鬼滅の刃」無限列車編",
+				"release_date":   "2020-10-16",
+			})
+		default:
+			http.NotFound(w, r)
+		}
+	}))
+	defer upstream.Close()
+
+	repos := newOrganizerTestRepo(t)
+	cfg := &config.Config{}
+	cfg.Secrets.TMDbAPIKey = "test-key"
+	cfg.Secrets.TMDbAPIProxy = upstream.URL
+	log := zap.NewNop()
+	scraper := NewScraperService(cfg, log, repos, NewTMDbProvider(cfg, log, nil), nil, nil, nil, NewHub(log))
+
+	lib := model.Library{Name: "动漫", Path: `/media/anime`, Type: "anime", Enabled: true}
+	if err := repos.DB.Create(&lib).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	// 1. 同一目录下的 TV 剧集
+	tvEpisode := model.Media{
+		LibraryID:    lib.ID,
+		Title:        "鬼灭之刃 S01E01",
+		Path:         `/media/anime/鬼灭之刃/Season 01/鬼灭之刃 - S01E01.mkv`,
+		SeasonNum:    1,
+		EpisodeNum:   1,
+		ScrapeStatus: "pending",
+	}
+	if err := repos.DB.Create(&tvEpisode).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	// 2. 同一目录下的剧场版文件
+	movieMedia := model.Media{
+		LibraryID:    lib.ID,
+		Title:        "鬼灭之刃 剧场版 无限列车篇",
+		Path:         `/media/anime/鬼灭之刃/鬼灭之刃 剧场版 无限列车篇.mkv`,
+		ScrapeStatus: "pending",
+	}
+	if err := repos.DB.Create(&movieMedia).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	// 刮削剧集
+	if err := scraper.EnrichOne(t.Context(), &tvEpisode); err != nil {
+		t.Fatalf("enrich tv episode: %v", err)
+	}
+	gotTV, err := repos.Media.FindByID(t.Context(), tvEpisode.ID)
+	if err != nil || gotTV == nil {
+		t.Fatalf("load tv episode: %v", err)
+	}
+	if gotTV.ScrapeStatus != "matched" || gotTV.TMDbID != 85937 {
+		t.Fatalf("tv episode scrape mismatch: status=%s, tmdb_id=%d", gotTV.ScrapeStatus, gotTV.TMDbID)
+	}
+
+	// 刮削剧场版
+	if err := scraper.EnrichOne(t.Context(), &movieMedia); err != nil {
+		t.Fatalf("enrich movie: %v", err)
+	}
+	gotMovie, err := repos.Media.FindByID(t.Context(), movieMedia.ID)
+	if err != nil || gotMovie == nil {
+		t.Fatalf("load movie: %v", err)
+	}
+	if gotMovie.ScrapeStatus != "matched" || gotMovie.TMDbID != 635302 {
+		t.Fatalf("theatrical movie scrape mismatch: status=%s, tmdb_id=%d, want 635302", gotMovie.ScrapeStatus, gotMovie.TMDbID)
+	}
+	if gotMovie.Title != "鬼灭之刃 剧场版 无限列车篇" {
+		t.Fatalf("theatrical movie title = %q, want '鬼灭之刃 剧场版 无限列车篇'", gotMovie.Title)
+	}
+}
+
+func TestClassifyAnimeTheatricalMovie(t *testing.T) {
+	categories := map[string]string{
+		"animation_movie": "动画电影",
+		"jp_anime":        "日番",
+		"chinese_movie":   "华语电影",
+	}
+	tests := []struct {
+		title     string
+		mediaType string
+		want      string
+	}{
+		{
+			title:     "名侦探柯南 剧场版01 引爆摩天楼",
+			mediaType: "movie",
+			want:      "动画电影",
+		},
+		{
+			title:     "鬼灭之刃 剧场版 无限列车篇",
+			mediaType: "movie",
+			want:      "动画电影",
+		},
+		{
+			title:     "鬼灭之刃 S01E01",
+			mediaType: "tv",
+			want:      "日番",
+		},
+	}
+
+	for _, tc := range tests {
+		input := mediaClassifyInput{
+			MediaType: tc.mediaType,
+			Title:     tc.title,
+			Languages: []string{"JA"},
+			Countries: []string{"JP"},
+			Genres:    []string{"Animation"},
+		}
+		got := classifyMediaCategory(input, categories)
+		if got != tc.want {
+			t.Fatalf("classifyMediaCategory(%q, %q) = %q, want %q", tc.title, tc.mediaType, got, tc.want)
+		}
+	}
+}

internal/service/scraper_candidate_selection.go

@@ -8,6 +8,27 @@ import (
 )
 
 func (s *ScraperService) lookupAutomaticTMDb(ctx context.Context, kind, query string, year int) *Match {
+	if match := s.lookupAutomaticTMDbPrimary(ctx, kind, query, year); match != nil {
+		return match
+	}
+	fallbackKind := ""
+	normalized := normalizeOrganizeMediaType(kind)
+	if normalized == "anime" {
+		if isTVMetadataKind(kind) {
+			fallbackKind = "movie"
+		} else {
+			fallbackKind = "tv"
+		}
+	}
+	if fallbackKind != "" {
+		if fbMatch := s.lookupAutomaticTMDbPrimary(ctx, fallbackKind, query, year); fbMatch != nil {
+			return fbMatch
+		}
+	}
+	return nil
+}
+
+func (s *ScraperService) lookupAutomaticTMDbPrimary(ctx context.Context, kind, query string, year int) *Match {
 	var (
 		candidates []*Match
 		err        error
@@ -175,8 +196,10 @@ func metadataMatchCompatibleWithType(expectedType string, match *Match) bool {
 		return true
 	}
 	switch expectedType {
-	case "tv", "anime", "variety":
+	case "tv", "variety":
 		return matchType == "tv" || matchType == "anime" || matchType == "variety"
+	case "anime":
+		return matchType == "anime" || matchType == "tv" || matchType == "movie" || matchType == "variety"
 	case "movie", "adult":
 		return matchType == "movie" || matchType == "adult"
 	default:
@@ -184,6 +207,16 @@ func metadataMatchCompatibleWithType(expectedType string, match *Match) bool {
 	}
 }
 
+func metadataMatchCompatibleWithTheatrical(expectedType string, isTheatrical bool, match *Match) bool {
+	if isTheatrical &&
+		normalizeOrganizeMediaType(expectedType) == "movie" &&
+		match != nil &&
+		normalizeOrganizeMediaType(match.MediaType) == "anime" {
+		return true
+	}
+	return metadataMatchCompatibleWithType(expectedType, match)
+}
+
 func queryNeedsEnglishTMDbFallback(query string) bool {
 	for _, r := range query {
 		if (r >= 'a' && r <= 'z') || (r >= 'A' && r <= 'Z') {

internal/service/scraper_library.go

@@ -13,7 +13,12 @@ import (
 // lookup runs the provider chain after local NFO has been considered:
 // TMDb -> Douban -> Bangumi -> TheTVDB. Douban and Bangumi do not require API
 // keys; providers that are unavailable or return an error are skipped.
-func (s *ScraperService) lookup(ctx context.Context, lib *model.Library, media *model.Media, query string, year int) *Match {
+//
+// Results are cached per (kind, theatrical, query, year) because every
+// episode of a show produces the same candidate; bypassCache forces a fresh
+// provider round-trip for user-triggered rematches but still refreshes the
+// cache so later episodes reuse the corrected result.
+func (s *ScraperService) lookup(ctx context.Context, lib *model.Library, media *model.Media, query string, year int, bypassCache bool) *Match {
 	kind := ""
 	if lib != nil {
 		kind = lib.Type
@@ -22,17 +27,41 @@ func (s *ScraperService) lookup(ctx context.Context, lib *model.Library, media *
 	// was previously polluted into S01E20x. Do not let the dirty path override
 	// that caller-supplied media type; TV/anime libraries still force TV below.
 	explicitEpisode := media != nil && (media.SeasonNum > 0 || media.EpisodeNum > 0)
-	if (normalizeOrganizeMediaType(kind) != "movie" || explicitEpisode) && mediaIsEpisodic(media, lib) {
+	isTheatrical := mediaLooksLikeTheatricalFeature(media)
+	if isTheatrical {
+		kind = "movie"
+	} else if (normalizeOrganizeMediaType(kind) != "movie" || explicitEpisode) && mediaIsEpisodic(media, lib) {
 		kind = "tv"
 	}
+
+	cacheKey := scrapeLookupCacheKey(kind, query, year, isTheatrical)
+	if !bypassCache {
+		if cached, ok := s.lookupCache.get(cacheKey); ok {
+			return cached
+		}
+	}
+	match := s.lookupUncached(ctx, kind, isTheatrical, query, year)
+	// Always refresh the cache, even on bypassed (forced) lookups, so a
+	// corrected rematch replaces the stale entry for later episodes.
+	s.lookupCache.set(cacheKey, match)
+	return match
+}
+
+func (s *ScraperService) lookupUncached(ctx context.Context, kind string, isTheatrical bool, query string, year int) *Match {
 	if s.tmdb != nil && s.tmdb.Enabled() {
 		if match := s.lookupAutomaticTMDb(ctx, kind, query, year); match != nil {
 			match.Provider = "tmdb"
 			return match
 		}
+		if isTheatrical {
+			if match := s.lookupAutomaticTMDb(ctx, "tv", query, year); match != nil {
+				match.Provider = "tmdb"
+				return match
+			}
+		}
 	}
 	if s.douban != nil && s.douban.Enabled() {
-		if m, err := s.douban.SearchMatch(ctx, query); err == nil && m != nil && metadataMatchCompatibleWithType(kind, m) {
+		if m, err := s.douban.SearchMatch(ctx, query); err == nil && m != nil && metadataMatchCompatibleWithTheatrical(kind, isTheatrical, m) {
 			m.Provider = "douban"
 			return m
 		} else if err != nil {
@@ -40,7 +69,7 @@ func (s *ScraperService) lookup(ctx context.Context, lib *model.Library, media *
 		}
 	}
 	if s.bangumi != nil && s.bangumi.Enabled() {
-		if m, err := s.bangumi.Search(ctx, query); err == nil && m != nil && metadataMatchCompatibleWithType(kind, m) {
+		if m, err := s.bangumi.Search(ctx, query); err == nil && m != nil && metadataMatchCompatibleWithTheatrical(kind, isTheatrical, m) {
 			m.Provider = "bangumi"
 			return m
 		} else if err != nil {
@@ -98,6 +127,13 @@ func (s *ScraperService) EnrichLibraryDetailed(ctx context.Context, libraryID st
 
 func (s *ScraperService) EnrichLibraryDetailedWithOptions(ctx context.Context, libraryID string, options ScrapeOptions) (EnrichLibraryResult, error) {
 	result := EnrichLibraryResult{LibraryID: libraryID}
+	// A manual retry must not reuse stale negative cache entries from the
+	// previous run, otherwise "重新刮削" looks like it did nothing. Positives
+	// are kept so the rest of the season still dedupes; the first re-queried
+	// episode refreshes the entry for the rows behind it.
+	if options.RetryNoMatch && s != nil {
+		s.lookupCache.clearNegatives()
+	}
 	rows, err := s.scrapeCandidateRows(ctx, libraryID, options)
 	if err != nil {
 		return result, err

internal/service/scraper_lookup_cache.go

@@ -0,0 +1,126 @@
+package service
+
+import (
+	"strconv"
+	"strings"
+	"sync"
+	"time"
+)
+
+// A TV library scrapes one media row per episode, and every row in the same
+// show computes the same query candidate (the series folder title). Without a
+// cache each episode re-issues the identical TMDb/Douban/Bangumi/TheTVDB
+// search, so a 100-episode season costs 100x the network calls it needs.
+//
+// The cache lives on the ScraperService instance (not a package global) so that
+// two services with different provider configuration never share results. TTL
+// bounds staleness for out-of-band edits; explicit invalidation is unnecessary
+// because the key includes the effective media kind, theatrical flag, query
+// and year. Negative entries use a shorter TTL so a failed query is retried
+// sooner without manual intervention.
+const (
+	scrapeLookupCacheTTL         = 10 * time.Minute
+	scrapeLookupNegativeCacheTTL = 2 * time.Minute
+	scrapeLookupCacheMaxItems    = 1024
+)
+
+type scrapeLookupCache struct {
+	mu      sync.Mutex
+	entries map[string]scrapeLookupCacheEntry
+}
+
+type scrapeLookupCacheEntry struct {
+	match     *Match
+	expiresAt time.Time
+}
+
+func newScrapeLookupCache() *scrapeLookupCache {
+	return &scrapeLookupCache{entries: map[string]scrapeLookupCacheEntry{}}
+}
+
+func scrapeLookupCacheKey(kind, query string, year int, isTheatrical bool) string {
+	theatrical := "0"
+	if isTheatrical {
+		theatrical = "1"
+	}
+	return strings.ToLower(strings.TrimSpace(kind)) + "|" +
+		theatrical + "|" +
+		strconv.Itoa(year) + "|" +
+		strings.ToLower(strings.TrimSpace(query))
+}
+
+// get reports whether the key is cached. A hit may carry a nil match, which
+// means the provider chain already ran and found nothing (negative cache).
+// Use clearNegative before a user-triggered retry so stale negative entries
+// do not suppress the fresh provider round-trip.
+func (c *scrapeLookupCache) get(key string) (*Match, bool) {
+	if c == nil || key == "" {
+		return nil, false
+	}
+	now := time.Now()
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	item, ok := c.entries[key]
+	if !ok {
+		return nil, false
+	}
+	if now.After(item.expiresAt) {
+		delete(c.entries, key)
+		return nil, false
+	}
+	return cloneMatch(item.match), true
+}
+
+func (c *scrapeLookupCache) set(key string, match *Match) {
+	if c == nil || key == "" {
+		return
+	}
+	now := time.Now()
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	if len(c.entries) >= scrapeLookupCacheMaxItems {
+		for k, item := range c.entries {
+			if now.After(item.expiresAt) || len(c.entries) >= scrapeLookupCacheMaxItems {
+				delete(c.entries, k)
+			}
+			if len(c.entries) < scrapeLookupCacheMaxItems {
+				break
+			}
+		}
+	}
+	ttl := scrapeLookupCacheTTL
+	if match == nil {
+		ttl = scrapeLookupNegativeCacheTTL
+	}
+	c.entries[key] = scrapeLookupCacheEntry{match: cloneMatch(match), expiresAt: now.Add(ttl)}
+}
+
+// clearNegatives drops cached misses so a user-triggered retry gets a fresh
+// provider round-trip instead of reusing a stale negative entry.
+func (c *scrapeLookupCache) clearNegatives() {
+	if c == nil {
+		return
+	}
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	for k, item := range c.entries {
+		if item.match == nil {
+			delete(c.entries, k)
+		}
+	}
+}
+
+// cloneMatch returns an independent copy so callers that mutate the result
+// (localized title preference, local metadata merge, fanart artwork) cannot
+// corrupt the cached entry or leak state between media rows.
+func cloneMatch(m *Match) *Match {
+	if m == nil {
+		return nil
+	}
+	out := *m
+	out.Languages = append([]string(nil), m.Languages...)
+	out.Countries = append([]string(nil), m.Countries...)
+	out.Genres = append([]string(nil), m.Genres...)
+	out.Aliases = append([]string(nil), m.Aliases...)
+	return &out
+}

internal/service/scraper_lookup_cache_test.go

@@ -0,0 +1,165 @@
+package service
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"sync/atomic"
+	"testing"
+
+	"github.com/glebarez/sqlite"
+	"go.uber.org/zap"
+	"gorm.io/gorm"
+
+	"github.com/truewhile/MeBox/internal/config"
+	"github.com/truewhile/MeBox/internal/model"
+	"github.com/truewhile/MeBox/internal/repository"
+)
+
+// Every episode of a show produces the same query candidate (the series folder
+// title). Without the lookup cache each episode re-issues the identical search,
+// so a whole season costs one request per episode. This asserts the provider is
+// hit once and subsequent episodes reuse the cached match.
+func TestEnrichLibraryReusesLookupCacheAcrossEpisodes(t *testing.T) {
+	var searchCalls int32
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "application/json")
+		switch r.URL.Path {
+		case "/search/tv":
+			if r.URL.Query().Get("query") != "折腰" {
+				_ = json.NewEncoder(w).Encode(map[string]any{"results": []any{}})
+				return
+			}
+			atomic.AddInt32(&searchCalls, 1)
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"results": []map[string]any{{
+					"id":             296753,
+					"name":           "折腰",
+					"overview":       "正确的剧集条目",
+					"poster_path":    "/zheyao.jpg",
+					"first_air_date": "2025-05-13",
+					"origin_country": []string{"CN"},
+				}},
+			})
+		default:
+			http.NotFound(w, r)
+		}
+	}))
+	defer upstream.Close()
+
+	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.Library{}, &model.Series{}, &model.Media{}); err != nil {
+		t.Fatal(err)
+	}
+	repos := repository.New(db)
+	cfg := &config.Config{}
+	cfg.Secrets.TMDbAPIKey = "test-key"
+	cfg.Secrets.TMDbAPIProxy = upstream.URL
+	cfg.Secrets.TMDbImageProxy = upstream.URL + "/images"
+	log := zap.NewNop()
+	scraper := NewScraperService(cfg, log, repos, NewTMDbProvider(cfg, log, nil), nil, nil, nil, NewHub(log))
+
+	lib := model.Library{Name: "OpenList · 刮削缓存测试库", Path: "cloud://openlist/scrape-lookup-cache", Type: "tv", Enabled: true}
+	if err := repos.DB.Create(&lib).Error; err != nil {
+		t.Fatal(err)
+	}
+	const episodeCount = 4
+	for episode := 1; episode <= episodeCount; episode++ {
+		media := model.Media{
+			LibraryID:    lib.ID,
+			Title:        "折腰",
+			Path:         "cloud://openlist/scrape-lookup-cache/折腰 (2025)/Season 1/折腰.S01E0" + string(rune('0'+episode)) + ".mkv",
+			SeasonNum:    1,
+			EpisodeNum:   episode,
+			ScrapeStatus: "pending",
+		}
+		if err := repos.DB.Create(&media).Error; err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	result, err := scraper.EnrichLibraryDetailedWithOptions(t.Context(), lib.ID, ScrapeOptions{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if result.Matched != episodeCount {
+		t.Fatalf("matched = %d, want %d", result.Matched, episodeCount)
+	}
+	if calls := atomic.LoadInt32(&searchCalls); calls != 1 {
+		t.Fatalf("tmdb /search/tv called %d times for %d episodes; want 1 (cache should dedupe identical queries)", calls, episodeCount)
+	}
+}
+
+// A cached match must be handed out as an independent copy: mutating one row's
+// result (localized title preference, local metadata merge) must not bleed into
+// the next row.
+func TestScrapeLookupCacheReturnsIndependentCopies(t *testing.T) {
+	cache := newScrapeLookupCache()
+	original := &Match{
+		Title:     "折腰",
+		TMDbID:    296753,
+		Genres:    []string{"剧情"},
+		Countries: []string{"CN"},
+		Aliases:   []string{"Zhe Yao"},
+	}
+	key := scrapeLookupCacheKey("tv", "折腰", 2025, false)
+	cache.set(key, original)
+
+	first, ok := cache.get(key)
+	if !ok || first == nil {
+		t.Fatal("expected a cache hit")
+	}
+	first.Title = "mutated"
+	first.Genres[0] = "mutated"
+	first.Aliases = append(first.Aliases, "extra")
+
+	second, ok := cache.get(key)
+	if !ok || second == nil {
+		t.Fatal("expected a second cache hit")
+	}
+	if second.Title != "折腰" || second.Genres[0] != "剧情" || len(second.Aliases) != 1 {
+		t.Fatalf("cached match was mutated through a returned copy: %+v", second)
+	}
+}
+
+// Negative results are cached too: a query that matched nothing must not be
+// re-issued for every remaining episode of the same show.
+func TestScrapeLookupCacheStoresNegativeResults(t *testing.T) {
+	cache := newScrapeLookupCache()
+	key := scrapeLookupCacheKey("tv", "no-such-show", 0, false)
+	cache.set(key, nil)
+	if _, ok := cache.get(key); !ok {
+		t.Fatal("negative result should be cached to avoid repeated provider calls")
+	}
+}
+
+// The theatrical flag is part of the key: a theatrical feature gets a tv
+// fallback lookup, so its result must not be shared with (or returned for)
+// the same query issued for a non-theatrical media row.
+func TestScrapeLookupCacheKeySeparatesTheatrical(t *testing.T) {
+	plain := scrapeLookupCacheKey("movie", "query", 2024, false)
+	theatrical := scrapeLookupCacheKey("movie", "query", 2024, true)
+	if plain == theatrical {
+		t.Fatalf("theatrical flag must be part of the cache key: %q", plain)
+	}
+}
+
+// A manual "retry no match" run clears stale negative entries so the provider
+// chain is actually re-queried instead of short-circuiting on the cached miss.
+func TestScrapeLookupCacheClearNegativesKeepsPositives(t *testing.T) {
+	cache := newScrapeLookupCache()
+	negKey := scrapeLookupCacheKey("tv", "missing", 0, false)
+	posKey := scrapeLookupCacheKey("tv", "found", 0, false)
+	cache.set(negKey, nil)
+	cache.set(posKey, &Match{Title: "found"})
+	cache.clearNegatives()
+	if _, ok := cache.get(negKey); ok {
+		t.Fatal("negative entry should be cleared before a manual retry")
+	}
+	if got, ok := cache.get(posKey); !ok || got == nil || got.Title != "found" {
+		t.Fatalf("positive entry should survive clearNegatives: %+v", got)
+	}
+}

internal/service/scraper_query.go

@@ -15,8 +15,42 @@ var (
 	episodeTitleQueryRE      = regexp.MustCompile(`^\s*第\s*[0-9一二三四五六七八九十百零两]+\s*[集期话話](?:\s*[上下])?\s*[:：].+`)
 	genericEpisodeWordsRE    = regexp.MustCompile(`^\s*第\s*[集期话話]\s*$`)
 	episodeReleaseTitleTagRE = regexp.MustCompile(`(?i)(?:^|[\s._-])s\d{1,2}e\d{1,3}(?:[\s._-]|$)`)
+	patTheatricalTitle       = regexp.MustCompile(`(?i)(?:剧场版|劇場版|动画电影|動畫電影|电影版|電影版|\bthe\s+movie\b|\bmovie\s*\d{1,2}\b)`)
+	patTheatricalFolder      = regexp.MustCompile(`(?i)[\\/][^\\/]*(?:剧场版|劇場版|動畫電影|动画电影|电影版|電影版)[^\\/]*[\\/]`)
+	theatricalNoiseRE        = regexp.MustCompile(`(?i)(?:剧场版|劇場版)\s*(?:第?\s*\d{1,3}\s*[部篇]?)?|电影版|電影版|动画电影|動畫電影`)
 )
 
+func theatricalTitleVariants(raw string) []string {
+	raw = strings.TrimSpace(raw)
+	if raw == "" {
+		return nil
+	}
+	if !theatricalNoiseRE.MatchString(raw) {
+		return []string{raw}
+	}
+	stripped := theatricalNoiseRE.ReplaceAllString(raw, " ")
+	stripped = strings.Join(strings.Fields(stripped), " ")
+	if stripped != "" && !strings.EqualFold(stripped, raw) {
+		return []string{stripped, raw}
+	}
+	return []string{raw}
+}
+
+func mediaLooksLikeTheatricalFeature(m *model.Media) bool {
+	if m == nil {
+		return false
+	}
+	// Trust an episode marker that is actually present in the path, but do not
+	// trust persisted season/episode fields here. Older scans could incorrectly
+	// assign those fields to a theatrical file, which would permanently prevent
+	// both manual re-scraping and separation from the TV series.
+	if season, ep := ParseEpisode(m.Path); season > 0 || ep > 0 {
+		return false
+	}
+	text := m.Title + " " + pathBaseSlash(m.Path)
+	return patTheatricalTitle.MatchString(text) || pathHasTheatricalFolder(m.Path)
+}
+
 func scrapeQueryCandidates(m *model.Media, lib *model.Library) []string {
 	return scrapeQueryCandidatesWithNormalizer(m, lib, func(raw string) (string, int) {
 		return CleanQuery(raw)
@@ -33,31 +67,59 @@ func scrapeQueryCandidatesWithNormalizer(m *model.Media, lib *model.Library, cle
 	seen := map[string]struct{}{}
 	var out []string
 	add := func(raw string) {
-		cleaned, _ := clean(raw)
-		if cleaned == "" {
-			cleaned = strings.TrimSpace(raw)
-		}
-		for _, candidate := range titleCandidates(cleaned) {
-			if unsafeAutomaticEpisodeQuery(candidate) {
-				continue
+		for _, variant := range theatricalTitleVariants(raw) {
+			cleaned, _ := clean(variant)
+			if cleaned == "" {
+				cleaned = strings.TrimSpace(variant)
 			}
-			key := strings.ToLower(candidate)
-			if _, ok := seen[key]; ok || candidate == "" {
-				continue
+			for _, candidate := range titleCandidates(cleaned) {
+				if unsafeAutomaticEpisodeQuery(candidate) {
+					continue
+				}
+				key := strings.ToLower(candidate)
+				if _, ok := seen[key]; ok || candidate == "" {
+					continue
+				}
+				seen[key] = struct{}{}
+				out = append(out, candidate)
 			}
-			seen[key] = struct{}{}
-			out = append(out, candidate)
 		}
 	}
-	episodic := mediaIsEpisodic(m, lib)
-	if lib != nil && episodic {
-		add(seriesFolderTitle(m.Path, lib.Path))
+
+	isTheatrical := mediaLooksLikeTheatricalFeature(m)
+	if isTheatrical {
+		add(m.Title)
+		add(m.Path)
+		if lib != nil {
+			seriesTitle := seriesFolderTitle(m.Path, lib.Path)
+			if seriesTitle != "" {
+				baseName := pathBaseSlash(m.Path)
+				stem := mediaFileStem(baseName)
+				if stem == "" {
+					stem = strings.TrimSuffix(baseName, filepath.Ext(baseName))
+				}
+				cleanStem, _ := clean(stem)
+				if cleanStem == "" {
+					cleanStem = stem
+				}
+				if !strings.Contains(strings.ToLower(cleanStem), strings.ToLower(seriesTitle)) {
+					add(seriesTitle + " " + cleanStem)
+				}
+			}
+			add(mediaFolderTitle(m.Path, lib.Path))
+		}
+	} else {
+		episodic := mediaIsEpisodic(m, lib)
+		if lib != nil && episodic {
+			add(seriesFolderTitle(m.Path, lib.Path))
+		}
+		if lib != nil {
+			add(mediaFolderTitle(m.Path, lib.Path))
+		}
+		add(m.Title)
+		add(m.Path)
 	}
-	if lib != nil {
-		add(mediaFolderTitle(m.Path, lib.Path))
-	}
-	add(m.Title)
-	add(m.Path)
+
 	if len(out) == 0 {
 		base := pathBaseSlash(m.Path)
 		out = append(out, strings.TrimSuffix(base, filepath.Ext(base)))
@@ -106,6 +168,9 @@ func containsCJK(s string) bool {
 }
 
 func mediaIsEpisodic(m *model.Media, lib *model.Library) bool {
+	if m != nil && mediaLooksLikeTheatricalFeature(m) {
+		return false
+	}
 	if m != nil && (m.SeasonNum > 0 || m.EpisodeNum > 0) {
 		return true
 	}

internal/service/scraper_query_clean.go

@@ -24,11 +24,15 @@ var noiseTokens = []string{
 	"hkfree", "yify", "rarbg", "ettv", "fgt", "tgx", "ctrlhd", "ntb", "flux", "qhstudio",
 
 	// 流媒体平台 / 字幕组 / 国家版本（动漫常见）
-	"netflix", "nf", "amzn", "hulu", "disney", "max", "hbo",
+	// 注意：不要把同时是常见英文单词的标记放进来（如 max / web / judas），
+	// 否则 "Mad Max"、"Web Therapy" 这类正常标题会被误删。裸 "WEB" 发布标记
+	// 通常位于分辨率之后，由 releaseBoundary 截断规则处理；"WEB-DL" 则由
+	// multiWordNoise 单独匹配。
+	"netflix", "nf", "amzn", "hulu", "disney", "hbo",
 	"linetv", "ourtv", "iqiyi", "youku", "bilibili", "qiyi", "krj",
 	"atvp", "appletv", "apple-tv", "tx", "txweb",
 	"crunchyroll", "funimation", "anidb", "horriblesubs", "subsplease",
-	"erai-raws", "judas", "asw", "smcat", "leopard-raws", "ohys-raws", "colortv",
+	"erai-raws", "asw", "smcat", "leopard-raws", "ohys-raws", "colortv",
 	"mweb", "ubweb", "hhweb", "adweb", "chdweb", "kurosawa", "qhstudio",
 
 	// 中文字幕标记
@@ -55,6 +59,20 @@ var releaseBoundaryTokenSet = map[string]struct{}{
 	"x264": {}, "x265": {}, "h264": {}, "h265": {}, "h266": {}, "hevc": {}, "avc": {}, "av1": {}, "vvc": {},
 }
 
+// weakReleaseBoundaryTokenSet are release tags that double as plausible title
+// words. Before any release signal has been seen they are kept as part of the
+// title ("Mad Max", "Web Therapy"), so a title is never truncated to nothing;
+// after a real signal they behave like any other tag.
+var weakReleaseBoundaryTokenSet = map[string]struct{}{
+	"bd": {}, "dvd": {}, "web": {},
+}
+
+// releaseSignalToken marks the position of an extracted year. The year itself
+// is not a title token, but its presence still proves the following tokens are
+// release tags ("复仇者联盟4.2019.BD.1080p" must drop "BD"). A control rune is
+// used so it can never collide with a real filename token.
+const releaseSignalToken = "\u0001"
+
 var dynamicReleaseBoundaryTokenRE = regexp.MustCompile(`(?i)^(?:\d{3,4}p|\d{2,3}fps)$`)
 
 // bracketedTag matches "[anything]", "(anything)" or "{anything}" segments.
@@ -86,7 +104,9 @@ func CleanQuery(raw string) (title string, year int) {
 	if m := yearPattern.FindStringSubmatch(lower); len(m) >= 2 {
 		if v, err := strconv.Atoi(m[1]); err == nil {
 			year = v
-			lower = strings.ReplaceAll(lower, m[1], " ")
+			// Keep a positional marker: the year is not a title token, but its
+			// presence arms release-tag truncation for what follows.
+			lower = strings.ReplaceAll(lower, m[1], " "+releaseSignalToken+" ")
 		}
 	}
 
@@ -110,17 +130,35 @@ func CleanQuery(raw string) (title string, year int) {
 	}
 	// 拆分后丢掉过短（≤1）且全为 ASCII 数字 / 字母的"碎片"，避免
 	// 「2」「0」「v」之类残留干扰 TMDb 搜索。中文字符不算碎片。
+	//
+	// seenReleaseBoundary 只有在遇到分辨率/编码等强标记后才置位，置位后其余
+	// ASCII 词一律视为发布尾巴丢弃；releaseSignalled 则宽松得多，年份标记也会
+	// 置位，它只用来武装弱标记（bd/dvd/web）。这样 "Web Therapy" 不会被截空，
+	// 而 "2019.Avatar.1080p" 这种年份前置的标题也不会因为年份标记把后面的
+	// 真实标题词当成尾巴丢掉。
 	out := make([]string, 0, 8)
 	seenReleaseBoundary := false
+	releaseSignalled := false
 	for _, w := range strings.Fields(lower) {
+		if w == releaseSignalToken {
+			releaseSignalled = true
+			continue
+		}
 		if dynamicReleaseBoundaryTokenRE.MatchString(w) {
+			releaseSignalled = true
 			seenReleaseBoundary = true
 			continue
 		}
-		if _, ok := noiseTokenSet[w]; ok {
-			if _, boundary := releaseBoundaryTokenSet[w]; boundary {
+		if _, boundary := releaseBoundaryTokenSet[w]; boundary {
+			if _, weak := weakReleaseBoundaryTokenSet[w]; weak && !releaseSignalled {
+				// Ambiguous tag that is also a plausible title word; keep it
+				// until a real release signal proves we are past the title.
+			} else {
+				releaseSignalled = true
 				seenReleaseBoundary = true
+				continue
 			}
+		} else if _, ok := noiseTokenSet[w]; ok {
 			continue
 		}
 		if seenReleaseBoundary && isASCIIWord(w) {

internal/service/scraper_query_clean_regression_test.go

@@ -0,0 +1,77 @@
+package service
+
+import "testing"
+
+// CleanQuery must not delete words that are also ordinary English title words
+// just because a release group reused them as a tag. Regression guard: "max"
+// and "web" used to be unconditional noise/boundary tokens, which turned
+// "Mad Max" into "mad" and "Web Therapy" into an empty query.
+func TestCleanQueryKeepsCommonEnglishTitleWords(t *testing.T) {
+	cases := []struct {
+		in        string
+		wantTitle string
+		wantYear  int
+	}{
+		{"Mad.Max.1979.1080p.BluRay.mkv", "mad max", 1979},
+		{"Max.Payne.2008.1080p.WEB-DL.mkv", "max payne", 2008},
+		{"Web.Therapy.S01E01.1080p.WEB-DL.mkv", "web therapy", 0},
+		{"The.Web.2019.1080p.mkv", "the web", 2019},
+	}
+	for _, tc := range cases {
+		t.Run(tc.in, func(t *testing.T) {
+			gotTitle, gotYear := CleanQuery(tc.in)
+			if gotTitle != tc.wantTitle || gotYear != tc.wantYear {
+				t.Errorf("CleanQuery(%q) = (%q, %d), want (%q, %d)",
+					tc.in, gotTitle, gotYear, tc.wantTitle, tc.wantYear)
+			}
+		})
+	}
+}
+
+// A title consisting only of an ambiguous tag plus a release tail must not be
+// truncated to nothing; the tag stays so the query still has a chance.
+func TestCleanQueryDoesNotTruncateAmbiguousTagToNothing(t *testing.T) {
+	for _, in := range []string{"Web.1080p.WEB-DL.mkv", "BD.720p.mkv"} {
+		title, _ := CleanQuery(in)
+		if title == "" {
+			t.Errorf("CleanQuery(%q) returned an empty title", in)
+		}
+	}
+}
+
+// A year-prefixed filename must keep its title: the year arms weak-tag
+// truncation but must not discard the real title words that follow it.
+func TestCleanQueryKeepsTitleAfterYearPrefix(t *testing.T) {
+	cases := map[string]string{
+		"2019.Avatar.1080p.BluRay.mkv":     "avatar",
+		"2024.Dune.Part.Two.2160p.WEB.mkv": "dune part two",
+	}
+	for in, want := range cases {
+		t.Run(in, func(t *testing.T) {
+			got, year := CleanQuery(in)
+			if got != want {
+				t.Errorf("CleanQuery(%q) = (%q, %d), want title %q", in, got, year, want)
+			}
+		})
+	}
+}
+
+// Release-tag truncation must still fire once a real release signal (an
+// extracted year, resolution or codec) has been seen, so tags after it are
+// dropped as before.
+func TestCleanQueryStillDropsTagsAfterReleaseSignal(t *testing.T) {
+	cases := map[string]string{
+		"复仇者联盟4.2019.BD.1080p.mkv":               "复仇者联盟4",
+		"The.Matrix.1999.1080p.WEB-DL.H265.mp4":  "the matrix",
+		"Oppenheimer.2023.2160p.UHD.BluRay.mkv":  "oppenheimer",
+		"Interstellar.2014.4k.hdr.dts.atmos.mkv": "interstellar",
+	}
+	for in, want := range cases {
+		t.Run(in, func(t *testing.T) {
+			got, _ := CleanQuery(in)
+			if got != want {
+				t.Errorf("CleanQuery(%q) = %q, want %q", in, got, want)
+			}
+		})
+	}
+}

internal/service/scraper_query_paths.go

@@ -1,6 +1,11 @@
 package service
 
-import "strings"
+import (
+	"regexp"
+	"strings"
+)
+
+var namedTheatricalFolderRE = regexp.MustCompile(`(?i)(?:剧场版|劇場版|动画电影|動畫電影|电影版|電影版)`)
 
 func mediaFolderTitle(mediaPath, libraryRoot string) string {
 	dir := parentSlashPath(mediaPath)
@@ -13,7 +18,7 @@ func mediaFolderTitle(mediaPath, libraryRoot string) string {
 		if base == "" || base == "." {
 			return ""
 		}
-		if isTechnicalMediaFolder(base) || strictSeasonFolderMatched(base) {
+		if isTechnicalMediaFolder(base) || strictSeasonFolderMatched(base) || isTheatricalFolder(base) {
 			dir = parentSlashPath(dir)
 			continue
 		}
@@ -104,7 +109,7 @@ func parentSlashPath(value string) string {
 
 func seriesFolderTitle(mediaPath, libraryRoot string) string {
 	dir := parentSlashPath(mediaPath)
-	if strictSeasonFolderMatched(pathBaseSlash(dir)) {
+	if strictSeasonFolderMatched(pathBaseSlash(dir)) || isTheatricalFolder(pathBaseSlash(dir)) {
 		dir = parentSlashPath(dir)
 	}
 	if root := comparableLibraryRoot(libraryRoot); root != "" && sameSlashPath(dir, root) {
@@ -114,12 +119,39 @@ func seriesFolderTitle(mediaPath, libraryRoot string) string {
 	if base == "" || base == "." {
 		return ""
 	}
-	if isGenericMediaCategoryFolder(base) || isTechnicalMediaFolder(base) || strictSeasonFolderMatched(base) {
+	if isGenericMediaCategoryFolder(base) || isTechnicalMediaFolder(base) || strictSeasonFolderMatched(base) || isTheatricalFolder(base) {
 		return ""
 	}
 	return base
 }
 
+func isTheatricalFolder(name string) bool {
+	key := strings.ToLower(strings.TrimSpace(name))
+	key = strings.Trim(key, `\/`)
+	if namedTheatricalFolderRE.MatchString(key) {
+		return true
+	}
+	switch key {
+	case "剧场版", "劇場版", "动画电影", "動畫電影", "特别篇", "特別篇",
+		"special", "specials", "sp", "ova", "ovas", "oad", "oads", "ovd", "ovds", "ona", "onas",
+		"extra", "extras", "bonus", "bonuses", "omake", "picture drama", "ncop", "nced", "画像特典":
+		return true
+	default:
+		return false
+	}
+}
+
+func pathHasTheatricalFolder(path string) bool {
+	for _, part := range strings.FieldsFunc(path, func(r rune) bool {
+		return r == '/' || r == '\\'
+	}) {
+		if isTheatricalFolder(part) && namedTheatricalFolderRE.MatchString(part) {
+			return true
+		}
+	}
+	return false
+}
+
 func libraryRootTitle(libraryRoot string) string {
 	base := ""
 	if info, ok := ParseCloudLibraryMount(libraryRoot); ok {

internal/service/scraper_service.go

@@ -26,6 +26,10 @@ type ScraperService struct {
 	cache   *RuntimeCacheService
 	images  *ImageProxy
 
+	// Caches provider-chain results keyed by media kind/query/year. Per-instance
+	// so services with different provider config never share results.
+	lookupCache *scrapeLookupCache
+
 	// Serializes final sidecar replacement. Windows cannot rename over an
 	// existing file, and concurrent scrapes can target the same sidecar.
 	artworkWriteMu sync.Mutex
@@ -50,6 +54,7 @@ func NewScraperService(
 	return &ScraperService{
 		cfg: cfg, log: log, repo: repo,
 		tmdb: tmdb, bangumi: bangumi, thetvdb: thetvdb, fanart: fanart, adult: adultProvider, hub: hub,
+		lookupCache: newScrapeLookupCache(),
 	}
 }
 

internal/service/scraper_write_metadata_files.go

@@ -46,14 +46,21 @@ func (s *ScraperService) writeMediaArtworkFilesAfterScrape(ctx context.Context,
 	}
 	isAdult := shouldCropAdultPoster(refreshed, lib)
 	artworkUpdates := map[string]any{}
+	shouldPersistLocalArtworkURL := func(raw string) bool {
+		return isAdult || !isHTTPish(raw)
+	}
 	if refreshed.PosterURL != "" {
 		if dst := s.downloadArtworkToPathWithOptions(ctx, dir, base+"-poster", refreshed.PosterURL, isAdult); dst != "" {
-			artworkUpdates["poster_url"] = filepath.Join(filepath.Dir(refreshed.Path), filepath.Base(dst))
+			if shouldPersistLocalArtworkURL(refreshed.PosterURL) {
+				artworkUpdates["poster_url"] = filepath.Join(filepath.Dir(refreshed.Path), filepath.Base(dst))
+			}
 		}
 	}
 	if refreshed.BackdropURL != "" {
 		if dst := s.downloadArtworkToPathWithOptions(ctx, dir, base+"-backdrop", refreshed.BackdropURL, false); dst != "" {
-			artworkUpdates["backdrop_url"] = filepath.Join(filepath.Dir(refreshed.Path), filepath.Base(dst))
+			if shouldPersistLocalArtworkURL(refreshed.BackdropURL) {
+				artworkUpdates["backdrop_url"] = filepath.Join(filepath.Dir(refreshed.Path), filepath.Base(dst))
+			}
 		}
 	} else if isAdult && refreshed.PosterURL != "" {
 		// 番号海报原图为完整封套横图，在无独立背景图时直接作为背景图写出
@@ -91,10 +98,22 @@ func shouldCropAdultPoster(media *model.Media, lib *model.Library) bool {
 // downloadArtworkToPathWithOptions fetches an artwork URL via the image proxy cache and
 // writes it under dir/<name>.<ext>. For adult posters, it crops the right half of the cover.
 func (s *ScraperService) downloadArtworkToPathWithOptions(ctx context.Context, dir, name, raw string, cropAdultPoster bool) string {
-	if !isHTTPish(raw) {
+	var (
+		data  []byte
+		ctype string
+		err   error
+	)
+	switch {
+	case isHTTPish(raw):
+		data, ctype, err = s.images.Fetch(ctx, raw)
+	case isLocalImagePath(raw):
+		data, err = os.ReadFile(sanitizeLocalPath(resolveMappedDestinationPath(raw)))
+		if err == nil {
+			ctype = detectContentType(data)
+		}
+	default:
 		return ""
 	}
-	data, ctype, err := s.images.Fetch(ctx, raw)
 	if err != nil || len(data) == 0 {
 		s.log.Warn("scrape artwork download failed",
 			zap.String("name", name),
@@ -105,6 +124,12 @@ func (s *ScraperService) downloadArtworkToPathWithOptions(ctx context.Context, d
 	if !isImageContentType(ctype) || isTransparentPlaceholderData(data) {
 		return ""
 	}
+	// Upstreams sometimes report non-standard values such as image/jpg.
+	// Use the decoded bytes as the source of truth so sidecars receive a
+	// standard extension instead of the legacy .img fallback.
+	if detected := detectContentType(data); isImageContentType(detected) {
+		ctype = detected
+	}
 	if cropAdultPoster {
 		if cropped, croppedType, err := CropAdultCoverPoster(data); err == nil && len(cropped) > 0 {
 			data = cropped
@@ -166,7 +191,7 @@ func (s *ScraperService) writeArtworkDataToPath(dir, name, ctype string, data []
 // extension that could confuse media players.
 func imageExtForContentType(ctype string) string {
 	switch strings.ToLower(strings.TrimSpace(strings.Split(ctype, ";")[0])) {
-	case "image/jpeg", "image/pjpeg":
+	case "image/jpeg", "image/jpg", "image/pjpeg":
 		return ".jpg"
 	case "image/png", "image/x-png":
 		return ".png"

internal/service/scraper_write_metadata_files_test.go

@@ -88,6 +88,7 @@ func TestShouldCropAdultPosterUsesLibraryType(t *testing.T) {
 func TestImageExtForContentType(t *testing.T) {
 	cases := map[string]string{
 		"image/jpeg":                 ".jpg",
+		"image/jpg":                  ".jpg",
 		"image/pjpeg":                ".jpg",
 		"image/png":                  ".png",
 		"image/webp":                 ".webp",
@@ -103,6 +104,32 @@ func TestImageExtForContentType(t *testing.T) {
 	}
 }
 
+func TestDownloadArtworkMigratesLocalImgToCanonicalCroppedJPEG(t *testing.T) {
+	scraper := &ScraperService{log: zap.NewNop()}
+	dir := t.TempDir()
+	legacy := filepath.Join(dir, "movie-poster.img")
+	wide := createTestImage(900, 600, color.RGBA{R: 255, A: 255}, color.RGBA{B: 255, A: 255})
+	if err := os.WriteFile(legacy, wide, 0o644); err != nil {
+		t.Fatal(err)
+	}
+
+	dst := scraper.downloadArtworkToPathWithOptions(t.Context(), dir, "movie-poster", legacy, true)
+	if filepath.Base(dst) != "movie-poster.jpg" {
+		t.Fatalf("destination = %q, want canonical JPEG sidecar", dst)
+	}
+	data, err := os.ReadFile(dst)
+	if err != nil {
+		t.Fatal(err)
+	}
+	cropped, _, err := image.Decode(bytes.NewReader(data))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if got := float64(cropped.Bounds().Dx()) / float64(cropped.Bounds().Dy()); got < 0.65 || got > 0.68 {
+		t.Fatalf("migrated poster ratio = %.3f, want 2:3", got)
+	}
+}
+
 // TestWriteMediaArtworkFilesAfterScrapeSkipsCloud verifies that cloud media
 // never has artwork written anywhere.
 func TestWriteMediaArtworkFilesAfterScrapeSkipsCloud(t *testing.T) {

internal/service/strm_sync.go

@@ -46,25 +46,26 @@ type strmSyncState struct {
 	rec      *model.StrmSyncRecord
 	syncType string
 
-	mu                  sync.Mutex
-	processed           int                         // 已处理文件计数（用于定期落库进度）
-	lastProgressFlush   time.Time                   // 上次进度落库时间
-	seenVideo           map[string]bool             // "v:"+strm 去扩展名相对路径 → 远端存在该视频（供 prune）
-	seenMeta            map[string]bool             // "m:"+相对路径 → 远端存在该元数据
-	remoteMeta          map[string][]remoteMetaItem // "m:"+相对路径 → 远端元数据副本列表（多副本聚合，支持择优比对与冗余清理）
-	seenMetaTarget      map[string]cloud.FileEntry
-	seenVideoTarget     map[string]cloud.FileEntry
+	mu                sync.Mutex
+	processed         int                         // 已处理文件计数（用于定期落库进度）
+	lastProgressFlush time.Time                   // 上次进度落库时间
+	seenVideo         map[string]bool             // "v:"+strm 去扩展名相对路径 → 远端存在该视频（供 prune）
+	seenDir           map[string]bool             // 清洗后的目录相对路径 → 远端存在该目录（供整目录 prune）
+	seenMeta          map[string]bool             // "m:"+相对路径 → 远端存在该元数据
+	remoteMeta        map[string][]remoteMetaItem // "m:"+相对路径 → 远端元数据副本列表（多副本聚合，支持择优比对与冗余清理）
+	seenMetaTarget    map[string]cloud.FileEntry
+	seenVideoTarget   map[string]cloud.FileEntry
 	// remoteVideos：prefer 模式下同名（去扩展名）视频候选列表，walk 结束后择优写盘
-	remoteVideos map[string][]remoteVideoCandidate
+	remoteVideos        map[string][]remoteVideoCandidate
 	activeDownloadPaths map[string]bool // 本地已在排队/进行的下载任务路径（内存去重）
 	activeUploadPaths   map[string]bool // 本地已在排队/进行的上传任务路径（内存去重）
 	// recentDoneUploadSizes：近期已成功上传的 local_path → size，缩短「done 但列表未到」窗口内的重复入队
 	recentDoneUploadSizes map[string]int64
 	pendingDownloads      []*model.StrmDownloadTask
 	pendingUploads        []*model.StrmUploadTask
-	dirCache            sync.Map          // dirID (string) -> relativePath (string)
-	dirPathToID         map[string]string // relativePath (string) -> dirID（115 上传父目录寻址用，walk 后构建）
-	dirCacheDirty       map[string]string // 待批量落库的目录缓存（dirID → 相对路径），避免逐目录单条 upsert
+	dirCache              sync.Map          // dirID (string) -> relativePath (string)
+	dirPathToID           map[string]string // relativePath (string) -> dirID（115 上传父目录寻址用，walk 后构建）
+	dirCacheDirty         map[string]string // 待批量落库的目录缓存（dirID → 相对路径），避免逐目录单条 upsert
 
 	scanIncomplete atomic.Bool // 远端目录树/文件列表本次扫描不完整 → 禁止增量 prune 误删本地文件
 }
@@ -281,6 +282,7 @@ func (s *StrmService) runSync(ctx context.Context, p *model.StrmSyncPath, rec *m
 		rec:             rec,
 		syncType:        rec.SyncType,
 		seenVideo:       map[string]bool{},
+		seenDir:         map[string]bool{"": true},
 		seenMeta:        map[string]bool{},
 		remoteMeta:      map[string][]remoteMetaItem{},
 		seenMetaTarget:  map[string]cloud.FileEntry{},
@@ -535,36 +537,38 @@ func (st *strmSyncState) walkRemote() error {
 						if task.rel != "" {
 							rel = task.rel + "/" + cleanName
 						}
-							if entry.IsDir {
-								st.dirCache.Store(entry.ID, rel)
-								st.deferDirCacheSave(entry.ID, rel)
-								push(dirTask{id: entry.ID, rel: rel})
-							} else {
-								st.processRemoteFile(entry, rel)
-							}
+						if entry.IsDir {
+							st.markSeenDir(rel)
+							st.dirCache.Store(entry.ID, rel)
+							st.deferDirCacheSave(entry.ID, rel)
+							push(dirTask{id: entry.ID, rel: rel})
+						} else {
+							st.processRemoteFile(entry, rel)
 						}
-						walkMu.Lock()
-						pending--
-						if pending == 0 {
-							walkCond.Broadcast()
-						}
-						walkMu.Unlock()
 					}
-				}); err != nil {
-					cancel()
+					walkMu.Lock()
+					pending--
+					if pending == 0 {
+						walkCond.Broadcast()
+					}
+					walkMu.Unlock()
 				}
-			}()
-		}
-		wg.Wait()
-		st.flushDirCacheSave()
-		if firstErr != nil {
-			return firstErr
-		}
+			}); err != nil {
+				cancel()
+			}
+		}()
+	}
+	wg.Wait()
+	st.flushDirCacheSave()
+	if firstErr != nil {
+		return firstErr
+	}
 	return ctx.Err()
 }
 
 // processRemoteFile 分类处理远端文件：视频生成 STRM，元数据入下载队列。
 func (st *strmSyncState) processRemoteFile(entry cloud.FileEntry, rel string) {
+	st.markSeenDir(filepath.ToSlash(filepath.Dir(rel)))
 	fileName := entry.Name
 	if st.isExcluded(fileName) {
 		return
@@ -698,16 +702,16 @@ func (st *strmSyncState) walk115Flat(open115 *cloud115.OpenClient) error {
 				if pathCounts[item.Path] > 1 {
 					continue
 				}
-					st.dirCache.Store(item.DirID, cleanDirRel(item.Path))
-				}
+				st.dirCache.Store(item.DirID, cleanDirRel(item.Path))
 			}
 		}
+	}
 
-		// 2. 自适应分治拉取文件列表（单目录超 9500 时自动对子目录并发分治扁平化）
-		allFiles, err := st.fetch115FilesAdaptive(ctx, open115, rootCID)
-		if err != nil {
-			return err
-		}
+	// 2. 自适应分治拉取文件列表（单目录超 9500 时自动对子目录并发分治扁平化）
+	allFiles, err := st.fetch115FilesAdaptive(ctx, open115, rootCID)
+	if err != nil {
+		return err
+	}
 
 	if ctx.Err() != nil {
 		return ctx.Err()
@@ -1031,10 +1035,10 @@ func list115DirDirect(ctx context.Context, open115 *cloud115.OpenClient, cid str
 
 // fetch115FilesAdaptive 采用自适应分治策略抓取 115 目录树下的全部文件：
 // 115 开放平台扁平搜索对 offset+limit 有 10000 的最大深度限制。
-// - 若子树文件总数 < 9500，直接使用全速扁平分页批量拉取；
-// - 若子树文件总数 >= 9500（大库或超大分类目录），自动分治：仅单层列出该目录的直属子项（cur=1），
-//   直属纯文件直接收集，直属子目录则派发为独立的子树任务继续递归探测与拉取；
-// - 若超大单目录下无子目录或层级过深（>10层），安全回退到 errFallbackToWalkRemote。
+//   - 若子树文件总数 < 9500，直接使用全速扁平分页批量拉取；
+//   - 若子树文件总数 >= 9500（大库或超大分类目录），自动分治：仅单层列出该目录的直属子项（cur=1），
+//     直属纯文件直接收集，直属子目录则派发为独立的子树任务继续递归探测与拉取；
+//   - 若超大单目录下无子目录或层级过深（>10层），安全回退到 errFallbackToWalkRemote。
 func (st *strmSyncState) fetch115FilesAdaptive(ctx context.Context, open115 *cloud115.OpenClient, rootCID string) ([]cloud115.RemoteFile, error) {
 	var (
 		allFiles []cloud115.RemoteFile
@@ -1637,6 +1641,10 @@ func (st *strmSyncState) walkLocalSource() error {
 		default:
 		}
 		if d.IsDir() {
+			rel, relErr := filepath.Rel(srcRoot, path)
+			if relErr == nil {
+				st.markSeenDir(filepath.ToSlash(rel))
+			}
 			return nil
 		}
 		rel, err := filepath.Rel(srcRoot, path)
@@ -1898,8 +1906,104 @@ func (st *strmSyncState) taskExists(kind, syncPathID, localPath string) bool {
 	return count > 0
 }
 
-// pruneLocal 清理本地多余 .strm（远端已不存在的视频），可选删除空目录。
-// 元数据文件（nfo/图片/字幕等）一律保留：本地刮削结果不因网盘端缺失而被删除。
+// markSeenDir 记录远端存在的目录及其全部祖先目录。
+func (st *strmSyncState) markSeenDir(rel string) {
+	rel = strings.Trim(filepath.ToSlash(rel), "/")
+	if rel == "." {
+		rel = ""
+	}
+	st.mu.Lock()
+	if st.seenDir == nil {
+		st.seenDir = map[string]bool{"": true}
+	}
+	for {
+		st.seenDir[rel] = true
+		if rel == "" {
+			break
+		}
+		if idx := strings.LastIndexByte(rel, '/'); idx >= 0 {
+			rel = rel[:idx]
+		} else {
+			rel = ""
+		}
+	}
+	st.mu.Unlock()
+}
+
+// refreshUnseen115Dirs 补查本地存在、但 115 扁平文件列表未覆盖的目录。
+// 扁平接口不返回空目录；逐层补查这些候选目录可以避免把远端仍存在的空目录误删。
+func (st *strmSyncState) refreshUnseen115Dirs(localRoot string, dirs []string) error {
+	if st.p.Provider != model.StrmProvider115 || st.provider == nil {
+		return nil
+	}
+	dirIDs := map[string]string{"": strings.TrimSpace(st.p.RemotePath)}
+	if dirIDs[""] == "" {
+		dirIDs[""] = "0"
+	}
+	st.dirCache.Range(func(key, value any) bool {
+		id, idOK := key.(string)
+		rel, relOK := value.(string)
+		if idOK && relOK && id != "" {
+			dirIDs[cleanDirRel(rel)] = id
+		}
+		return true
+	})
+	liveIDs := map[string]string{"": dirIDs[""]}
+	listed := map[string]bool{}
+
+	sort.Strings(dirs)
+	for _, dir := range dirs {
+		rel, err := filepath.Rel(localRoot, dir)
+		if err != nil {
+			continue
+		}
+		rel = cleanDirRel(filepath.ToSlash(rel))
+		st.mu.Lock()
+		seen := st.seenDir[rel]
+		st.mu.Unlock()
+		if seen {
+			if id := dirIDs[rel]; id != "" {
+				liveIDs[rel] = id
+			}
+			continue
+		}
+
+		parentRel := ""
+		if idx := strings.LastIndexByte(rel, '/'); idx >= 0 {
+			parentRel = rel[:idx]
+		}
+		parentID := liveIDs[parentRel]
+		if parentID == "" {
+			continue // 父目录已确认不存在，子目录也必然是本地孤儿
+		}
+		if listed[parentRel] {
+			continue
+		}
+		entries, err := st.provider.List(st.ctx, parentID)
+		if err != nil {
+			return fmt.Errorf("核对 115 远端目录 %s 失败：%w", parentRel, err)
+		}
+		listed[parentRel] = true
+		for _, entry := range entries {
+			if !entry.IsDir {
+				continue
+			}
+			childRel := cleanEntryName(entry.Name, true)
+			if parentRel != "" {
+				childRel = parentRel + "/" + childRel
+			}
+			st.markSeenDir(childRel)
+			liveIDs[childRel] = entry.ID
+			dirIDs[childRel] = entry.ID
+		}
+	}
+	return nil
+}
+
+// pruneLocal 清理本地远端已不存在的内容：
+//   - 整个目录在远端不存在时，递归删除该本地目录（包括元数据）；
+//   - 目录仍存在但视频已删除时，仅删除对应的 .strm，保留本地元数据；
+//   - DeleteDir 开启时，最后再清理其余空目录。
 func (st *strmSyncState) pruneLocal() error {
 	// 增量同步保护：本次远端扫描不完整（目录详情解析失败 / 文件父路径降级）时，
 	// seenVideo 覆盖不全，按"远端不存在"清理会误删刚下载或已存在的本地 .strm，
@@ -1911,6 +2015,7 @@ func (st *strmSyncState) pruneLocal() error {
 	}
 	localRoot := filepath.Clean(st.p.LocalPath)
 	var dirs []string
+	var strmFiles []string
 	err := filepath.WalkDir(localRoot, func(path string, d os.DirEntry, err error) error {
 		if err != nil {
 			return nil
@@ -1933,13 +2038,74 @@ func (st *strmSyncState) pruneLocal() error {
 		}
 		rel = filepath.ToSlash(rel)
 		ext := strings.ToLower(filepath.Ext(rel))
-		remove := false
 		if ext == ".strm" {
-			relSansExt := rel[:len(rel)-len(ext)]
+			strmFiles = append(strmFiles, path)
+		}
+		return nil
+	})
+	if err != nil {
+		return err
+	}
+	if err := st.refreshUnseen115Dirs(localRoot, dirs); err != nil {
+		return err
+	}
+
+	// 先从浅到深找出最上层孤儿目录；父目录已判定为孤儿时无需重复处理子目录。
+	sort.Strings(dirs)
+	orphanRoots := make([]string, 0)
+	for _, dir := range dirs {
+		rel, relErr := filepath.Rel(localRoot, dir)
+		if relErr != nil {
+			continue
+		}
+		rel = filepath.ToSlash(rel)
+		st.mu.Lock()
+		existsRemotely := st.seenDir[rel]
+		st.mu.Unlock()
+		if existsRemotely {
+			continue
+		}
+		underOrphan := false
+		for _, root := range orphanRoots {
+			childRel, childErr := filepath.Rel(root, dir)
+			if childErr == nil && childRel != ".." && !strings.HasPrefix(childRel, ".."+string(filepath.Separator)) {
+				underOrphan = true
+				break
+			}
+		}
+		if !underOrphan {
+			orphanRoots = append(orphanRoots, dir)
+		}
+	}
+	for _, dir := range orphanRoots {
+		var fileCount int64
+		_ = filepath.WalkDir(dir, func(_ string, d os.DirEntry, walkErr error) error {
+			if walkErr == nil && !d.IsDir() {
+				fileCount++
+			}
+			return nil
+		})
+		if err := os.RemoveAll(dir); err == nil {
 			st.mu.Lock()
-			remove = !st.seenVideo["v:"+relSansExt]
+			st.rec.Pruned += fileCount
 			st.mu.Unlock()
 		}
+	}
+
+	// 对仍存在于远端的目录，按原规则清理失去远端视频来源的单个 .strm。
+	for _, path := range strmFiles {
+		if _, err := os.Stat(path); err != nil {
+			continue // 已随孤儿目录递归删除
+		}
+		rel, relErr := filepath.Rel(localRoot, path)
+		if relErr != nil {
+			continue
+		}
+		rel = filepath.ToSlash(rel)
+		relSansExt := strings.TrimSuffix(rel, filepath.Ext(rel))
+		st.mu.Lock()
+		remove := !st.seenVideo["v:"+relSansExt]
+		st.mu.Unlock()
 		if remove {
 			if err := os.Remove(path); err == nil {
 				st.mu.Lock()
@@ -1947,11 +2113,8 @@ func (st *strmSyncState) pruneLocal() error {
 				st.mu.Unlock()
 			}
 		}
-		return nil
-	})
-	if err != nil {
-		return err
 	}
+
 	if st.cfg.DeleteDir {
 		sort.Sort(sort.Reverse(sort.StringSlice(dirs)))
 		for _, dir := range dirs {

internal/service/strm_sync_test.go

@@ -489,14 +489,12 @@ func taskNames(tasks []model.StrmUploadTask) []string {
 	return names
 }
 
-// TestPruneLocalKeepsLocalMeta 验证清理规则：远端已删除的视频 .strm 仍会被清理，
-// 但本地元数据一律保留（即使开启"下载元数据"且未开启"上传元数据"、网盘端没有
-// 该元数据，也不再删除本地刮削好的 nfo/图片/字幕）。
-func TestPruneLocalKeepsLocalMeta(t *testing.T) {
+// TestPruneLocalRemovesOrphanDirectory 验证远端目录不存在时，会递归删除整个本地
+// 目录，包括其中的 strm、NFO、图片等文件。
+func TestPruneLocalRemovesOrphanDirectory(t *testing.T) {
 	svc := testStrmService(t)
 	localDir := t.TempDir()
 
-	// 阿凡达.strm（对应视频已被网盘删除 → 应清理）+ 阿凡达.nfo（网盘没有 → 保留）
 	writeFile(t, filepath.Join(localDir, "电影", "阿凡达.strm"), "http://test.local:8096/x")
 	writeFile(t, filepath.Join(localDir, "电影", "阿凡达.nfo"), "<local scraped meta/>")
 	writeFile(t, filepath.Join(localDir, "电影", "poster.jpg"), "local-poster")
@@ -518,10 +516,40 @@ func TestPruneLocalKeepsLocalMeta(t *testing.T) {
 		rec:        &model.StrmSyncRecord{},
 		syncType:   model.StrmSyncTypeFull,
 		seenVideo:  map[string]bool{},
+		seenDir:    map[string]bool{"": true},
 		seenMeta:   map[string]bool{},
 		remoteMeta: map[string][]remoteMetaItem{},
 	}
-	// 本次远端扫描既没有看到视频，也没有看到任何元数据
+	if err := st.pruneLocal(); err != nil {
+		t.Fatalf("pruneLocal failed: %v", err)
+	}
+
+	if _, err := os.Stat(filepath.Join(localDir, "电影")); !os.IsNotExist(err) {
+		t.Fatalf("orphan directory should be removed recursively, stat err = %v", err)
+	}
+	if st.rec.Pruned != 3 {
+		t.Fatalf("expected 3 pruned files, got %d", st.rec.Pruned)
+	}
+}
+
+// TestPruneLocalKeepsMetaInExistingDirectory 验证目录仍在远端时，只清理失去
+// 视频来源的 strm，不删除本地刮削元数据。
+func TestPruneLocalKeepsMetaInExistingDirectory(t *testing.T) {
+	svc := testStrmService(t)
+	localDir := t.TempDir()
+	writeFile(t, filepath.Join(localDir, "电影", "阿凡达.strm"), "http://test.local:8096/x")
+	writeFile(t, filepath.Join(localDir, "电影", "阿凡达.nfo"), "<local scraped meta/>")
+
+	st := &strmSyncState{
+		s:         svc,
+		ctx:       context.Background(),
+		p:         &model.StrmSyncPath{Base: model.Base{ID: "prune-existing-dir"}, LocalPath: localDir},
+		cfg:       &strmPathConfig{},
+		rec:       &model.StrmSyncRecord{},
+		syncType:  model.StrmSyncTypeFull,
+		seenVideo: map[string]bool{},
+		seenDir:   map[string]bool{"": true, "电影": true},
+	}
 	if err := st.pruneLocal(); err != nil {
 		t.Fatalf("pruneLocal failed: %v", err)
 	}
@@ -530,10 +558,7 @@ func TestPruneLocalKeepsLocalMeta(t *testing.T) {
 		t.Fatalf("orphan .strm should be pruned, stat err = %v", err)
 	}
 	if _, err := os.Stat(filepath.Join(localDir, "电影", "阿凡达.nfo")); err != nil {
-		t.Fatalf("local meta must be kept even when missing on remote: %v", err)
-	}
-	if _, err := os.Stat(filepath.Join(localDir, "电影", "poster.jpg")); err != nil {
-		t.Fatalf("local poster must be kept even when missing on remote: %v", err)
+		t.Fatalf("local meta in an existing remote directory must be kept: %v", err)
 	}
 	if st.rec.Pruned != 1 {
 		t.Fatalf("expected 1 pruned (strm only), got %d", st.rec.Pruned)
@@ -800,6 +825,7 @@ func TestWalkRemoteConcurrent(t *testing.T) {
 	if err := st.walkRemote(); err != nil {
 		t.Fatalf("walkRemote failed: %v", err)
 	}
+	st.flushPreferredVideos()
 
 	for _, dir := range []string{"root", "a", "a1", "b"} {
 		if provider.listed[dir] != 1 {
@@ -1088,6 +1114,7 @@ func TestWalk115FlatConcurrentProcessing(t *testing.T) {
 	if err := st.walk115Flat(oc); err != nil {
 		t.Fatalf("walk115Flat: %v", err)
 	}
+	st.flushPreferredVideos()
 
 	// 3 个视频的 strm 全部生成
 	if st.rec.NewStrm != 3 {
@@ -1143,6 +1170,7 @@ func TestWalk115FlatConcurrentProcessing(t *testing.T) {
 	if err := st2.walk115Flat(oc); err != nil {
 		t.Fatalf("incremental walk115Flat: %v", err)
 	}
+	st2.flushPreferredVideos()
 	if infoCalls != 0 {
 		t.Fatalf("incremental sync should reuse dir cache, got %d get_info calls", infoCalls)
 	}
@@ -1436,6 +1464,7 @@ func TestWalk115AdaptiveHierarchicalFlatScan(t *testing.T) {
 	if err := st.walk115Flat(oc); err != nil {
 		t.Fatalf("walk115Flat adaptive failed: %v", err)
 	}
+	st.flushPreferredVideos()
 
 	// 1个根目录视频 + 2个Heyzo视频 + 1个S1视频 = 共4个视频成功生成 .strm
 	if st.rec.NewStrm != 4 {

internal/service/subtitle.go

@@ -94,28 +94,28 @@ func (s *SubtitleService) Discover(ctx context.Context, mediaID string) ([]Subti
 // DiscoverExternalOnly 只返回媒体旁边的外挂字幕文件，不含容器内嵌字幕轨。
 // Emby 字幕接口（/Videos/:id/Subtitles/...）用。
 func (s *SubtitleService) DiscoverExternalOnly(ctx context.Context, mediaID string) ([]SubtitleTrack, error) {
-	tracks, err := s.discover(ctx, mediaID)
+	cacheKey := "external:" + mediaID
+	if tracks, ok := s.cachedDiscovery(cacheKey); ok {
+		return tracks, nil
+	}
+	tracks, err := s.discoverExternalUncached(ctx, mediaID)
 	if err != nil {
 		return nil, err
 	}
-	out := make([]SubtitleTrack, 0, len(tracks))
-	for _, track := range tracks {
-		if track.Source != "embedded" {
-			out = append(out, track)
-		}
-	}
-	return out, nil
+	s.rememberDiscovery(cacheKey, tracks)
+	return tracks, nil
 }
 
 func (s *SubtitleService) discover(ctx context.Context, mediaID string) ([]SubtitleTrack, error) {
-	if tracks, ok := s.cachedDiscovery(mediaID); ok {
+	cacheKey := "all:" + mediaID
+	if tracks, ok := s.cachedDiscovery(cacheKey); ok {
 		return tracks, nil
 	}
 	tracks, err := s.discoverUncached(ctx, mediaID)
 	if err != nil {
 		return nil, err
 	}
-	s.rememberDiscovery(mediaID, tracks)
+	s.rememberDiscovery(cacheKey, tracks)
 	return tracks, nil
 }
 
@@ -159,6 +159,30 @@ func (s *SubtitleService) discoverUncached(ctx context.Context, mediaID string)
 	if m == nil {
 		return nil, errors.New("media not found")
 	}
+	tracks := discoverExternalSubtitleTracks(m)
+	embedded, err := s.discoverEmbedded(ctx, m)
+	if err != nil {
+		if s.log != nil {
+			s.log.Debug("discover embedded subtitles failed", zap.String("media_id", mediaID), zap.Error(err))
+		}
+	} else {
+		tracks = append(tracks, embedded...)
+	}
+	return tracks, nil
+}
+
+func (s *SubtitleService) discoverExternalUncached(ctx context.Context, mediaID string) ([]SubtitleTrack, error) {
+	m, err := s.repo.Media.FindByID(ctx, mediaID)
+	if err != nil {
+		return nil, err
+	}
+	if m == nil {
+		return nil, errors.New("media not found")
+	}
+	return discoverExternalSubtitleTracks(m), nil
+}
+
+func discoverExternalSubtitleTracks(m *model.Media) []SubtitleTrack {
 	dir := filepath.Dir(m.Path)
 	bases := mediaSidecarBaseVariants(m.Path)
 	if len(bases) == 0 {
@@ -210,19 +234,11 @@ func (s *SubtitleService) discoverUncached(ctx context.Context, mediaID string)
 				Path:     filepath.Join(c, e.Name()),
 				Codec:    codec,
 				Source:   "external",
-				Delivery: "webvtt",
+				Delivery: subtitleDeliveryForCodec(codec),
 			})
 		}
 	}
-	embedded, err := s.discoverEmbedded(ctx, m)
-	if err != nil {
-		if s.log != nil {
-			s.log.Debug("discover embedded subtitles failed", zap.String("media_id", mediaID), zap.Error(err))
-		}
-	} else {
-		tracks = append(tracks, embedded...)
-	}
-	return tracks, nil
+	return tracks
 }
 
 type embeddedSubtitleProbe struct {
@@ -281,6 +297,18 @@ func (s *SubtitleService) discoverEmbedded(ctx context.Context, media *model.Med
 	return subtitleTracksFromProbe(probe), nil
 }
 
+// subtitleDeliveryForCodec selects the browser rendering path for a text
+// subtitle codec. ASS/SSA keep their original bytes and are rendered by
+// libass in the web player; other text formats are converted to WebVTT.
+func subtitleDeliveryForCodec(codec string) string {
+	switch strings.ToLower(strings.TrimSpace(codec)) {
+	case "ass", "ssa":
+		return "ass"
+	default:
+		return "webvtt"
+	}
+}
+
 func subtitleTracksFromProbe(probe embeddedSubtitleProbe) []SubtitleTrack {
 	tracks := make([]SubtitleTrack, 0, len(probe.Streams))
 	for _, stream := range probe.Streams {
@@ -298,7 +326,7 @@ func subtitleTracksFromProbe(probe embeddedSubtitleProbe) []SubtitleTrack {
 		} else if stream.Disposition.Default != 0 {
 			label += "（默认）"
 		}
-		delivery := "webvtt"
+		delivery := subtitleDeliveryForCodec(codec)
 		if imageSubtitleCodecs[codec] {
 			delivery = "burn"
 		}
@@ -448,6 +476,9 @@ func (s *SubtitleService) ServeRaw(ctx context.Context, mediaID, sub string, w i
 	if err != nil || m == nil {
 		return errors.New("media not found")
 	}
+	if strings.HasPrefix(sub, "embedded:") {
+		return errors.New("embedded subtitle is not available in raw mode")
+	}
 	abs, err := filepath.Abs(sub)
 	if err != nil {
 		return err
@@ -456,6 +487,9 @@ func (s *SubtitleService) ServeRaw(ctx context.Context, mediaID, sub string, w i
 	if !pathWithin(abs, mediaDir) {
 		return fmt.Errorf("path escape")
 	}
+	if _, ok := extToCodec[strings.ToLower(filepath.Ext(abs))]; !ok {
+		return errors.New("unsupported subtitle format")
+	}
 	f, err := os.Open(abs) // #nosec G304 -- abs is constrained to the media file directory with pathWithin.
 	if err != nil {
 		return err
@@ -464,3 +498,49 @@ func (s *SubtitleService) ServeRaw(ctx context.Context, mediaID, sub string, w i
 	_, err = io.Copy(w, f)
 	return err
 }
+
+// ServeASS returns an ASS/SSA stream suitable for libass-wasm. External ASS
+// files are sent unchanged; embedded ASS/SSA tracks are remuxed to ASS by
+// ffmpeg. This keeps fonts, positioning and typesetting data available to the
+// browser renderer instead of flattening the track through assToVTT first.
+func (s *SubtitleService) ServeASS(ctx context.Context, mediaID, sub string, w io.Writer) error {
+	m, err := s.repo.Media.FindByID(ctx, mediaID)
+	if err != nil || m == nil {
+		return errors.New("media not found")
+	}
+	if strings.HasPrefix(sub, "embedded:") {
+		index, err := strconv.Atoi(strings.TrimPrefix(sub, "embedded:"))
+		if err != nil || index < 0 {
+			return errors.New("invalid embedded subtitle")
+		}
+		return s.serveEmbeddedASS(ctx, m, index, w)
+	}
+	switch strings.ToLower(filepath.Ext(sub)) {
+	case ".ass", ".ssa":
+		return s.ServeRaw(ctx, mediaID, sub, w)
+	default:
+		return errors.New("subtitle is not ASS/SSA")
+	}
+}
+
+func (s *SubtitleService) serveEmbeddedASS(ctx context.Context, media *model.Media, streamIndex int, w io.Writer) error {
+	input, err := s.resolveInput(ctx, media)
+	if err != nil {
+		return err
+	}
+	bin, err := resolveLocalExecutable(s.cfg.App.FFmpegPath, "ffmpeg")
+	if err != nil {
+		return err
+	}
+	args := []string{"-hide_banner", "-loglevel", "error"}
+	args = append(args, ffmpegHTTPInputArgs(input)...)
+	args = append(args, "-i", input.Source, "-map", "0:"+strconv.Itoa(streamIndex), "-c:s", "ass", "-f", "ass", "-")
+	cmd := exec.CommandContext(ctx, bin, args...) // #nosec G204 -- executable is resolved locally and arguments do not use a shell.
+	cmd.Stdout = w
+	var stderr strings.Builder
+	cmd.Stderr = &stderr
+	if err := cmd.Run(); err != nil {
+		return fmt.Errorf("extract embedded ASS subtitle: %w: %s", err, strings.TrimSpace(stderr.String()))
+	}
+	return nil
+}

internal/service/subtitle_test.go

@@ -2,7 +2,9 @@ package service
 
 import (
 	"bytes"
+	"context"
 	"encoding/json"
+	"errors"
 	"os"
 	"path/filepath"
 	"strings"
@@ -48,6 +50,43 @@ func TestSubtitleDiscoverNoTracksReturnsEmptySlice(t *testing.T) {
 	}
 }
 
+func TestDiscoverExternalOnlyDoesNotResolveOrProbeCloudMedia(t *testing.T) {
+	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.Library{}, &model.Media{}); err != nil {
+		t.Fatal(err)
+	}
+
+	media := model.Media{
+		Title:   "Cloud Media",
+		Path:    "cloud://115/example/video.mkv",
+		STRMURL: "cloud://115/example/video.mkv",
+	}
+	if err := db.Create(&media).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	svc := NewSubtitleService(&config.Config{}, zap.NewNop(), repository.New(db))
+	resolveCalls := 0
+	svc.SetStrmPlayTargetResolver(func(context.Context, string) (*StrmPlayResult, error) {
+		resolveCalls++
+		return nil, errors.New("resolver must not be called")
+	})
+
+	tracks, err := svc.DiscoverExternalOnly(t.Context(), media.ID)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if resolveCalls != 0 {
+		t.Fatalf("STRM resolver called %d times, want 0", resolveCalls)
+	}
+	if len(tracks) != 0 {
+		t.Fatalf("len(tracks) = %d, want 0", len(tracks))
+	}
+}
+
 func TestEmbeddedSubtitleProbeClassifiesTextAndBitmapTracks(t *testing.T) {
 	var probe embeddedSubtitleProbe
 	raw := []byte(`{"streams":[
@@ -61,7 +100,7 @@ func TestEmbeddedSubtitleProbeClassifiesTextAndBitmapTracks(t *testing.T) {
 	if len(tracks) != 2 {
 		t.Fatalf("len(tracks) = %d, want 2", len(tracks))
 	}
-	if tracks[0].Delivery != "webvtt" || tracks[0].Path != "embedded:2" {
+	if tracks[0].Delivery != "ass" || tracks[0].Path != "embedded:2" {
 		t.Fatalf("text track = %#v", tracks[0])
 	}
 	if tracks[1].Delivery != "burn" || tracks[1].StreamIndex != 4 {
@@ -69,6 +108,18 @@ func TestEmbeddedSubtitleProbeClassifiesTextAndBitmapTracks(t *testing.T) {
 	}
 }
 
+func TestSubtitleDeliveryClassifiesASSForLibass(t *testing.T) {
+	if got := subtitleDeliveryForCodec("ass"); got != "ass" {
+		t.Fatalf("ass delivery = %q, want ass", got)
+	}
+	if got := subtitleDeliveryForCodec("ssa"); got != "ass" {
+		t.Fatalf("ssa delivery = %q, want ass", got)
+	}
+	if got := subtitleDeliveryForCodec("subrip"); got != "webvtt" {
+		t.Fatalf("subrip delivery = %q, want webvtt", got)
+	}
+}
+
 func TestNormaliseTimecode(t *testing.T) {
 	cases := map[string]string{
 		"0:00:01":       "00:00:01",
@@ -137,4 +188,17 @@ func TestSubtitleServeRawWritesSourceBytes(t *testing.T) {
 	if got := buf.String(); got != raw {
 		t.Fatalf("ServeRaw returned %q, want raw %q", got, raw)
 	}
+
+	buf.Reset()
+	if err := svc.ServeASS(t.Context(), media.ID, subPath, &buf); err != nil {
+		t.Fatal(err)
+	}
+	if got := buf.String(); got != raw {
+		t.Fatalf("ServeASS returned %q, want raw ASS %q", got, raw)
+	}
+
+	buf.Reset()
+	if err := svc.ServeRaw(t.Context(), media.ID, videoPath, &buf); err == nil {
+		t.Fatal("ServeRaw accepted a non-subtitle file")
+	}
 }

web/package-lock.json

@@ -13,7 +13,9 @@
         "danmu": "^0.20.0",
         "framer-motion": "^12.38.0",
         "hls.js": "^1.5.11",
+        "jassub": "^2.5.16",
         "lucide-react": "^0.379.0",
+        "opencc-js": "^1.4.2",
         "qrcode": "^1.5.4",
         "react": "^18.3.1",
         "react-dom": "^18.3.1",
@@ -1752,6 +1754,12 @@
         "vite": "^4.2.0 || ^5.0.0 || ^6.0.0 || ^7.0.0"
       }
     },
+    "node_modules/abslink": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/abslink/-/abslink-1.2.2.tgz",
+      "integrity": "sha512-HCOItvzORPjMzddCmEpbH8+W1VM3yjH+CR7DLtxlxFKX/jz5twJbm7KLfblO7eKLnXINLah8Hk2ZAJqxXeSkOg==",
+      "license": "Apache-2.0"
+    },
     "node_modules/acorn": {
       "version": "8.16.0",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.16.0.tgz",
@@ -3107,6 +3115,18 @@
       "dev": true,
       "license": "ISC"
     },
+    "node_modules/jassub": {
+      "version": "2.5.16",
+      "resolved": "https://registry.npmjs.org/jassub/-/jassub-2.5.16.tgz",
+      "integrity": "sha512-n4vjXfraf3o8k3/5TK6DhCYVcbQ/VqhVOgwqLd3l0xfMtsN4fpE/hPq2hPaGagBTOtJS9yHwRoRp3mmchQ9XVg==",
+      "license": "LGPL-2.1-or-later AND (FTL OR GPL-2.0-or-later) AND MIT AND MIT-Modern-Variant AND ISC AND NTP AND Zlib AND BSL-1.0",
+      "dependencies": {
+        "abslink": "^1.2.2",
+        "lfa-ponyfill": "^1.1.0",
+        "rvfc-polyfill": "^1.0.8",
+        "throughput": "^1.0.2"
+      }
+    },
     "node_modules/jiti": {
       "version": "1.21.7",
       "resolved": "https://registry.npmjs.org/jiti/-/jiti-1.21.7.tgz",
@@ -3194,6 +3214,13 @@
         "node": ">= 0.8.0"
       }
     },
+    "node_modules/lfa-ponyfill": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/lfa-ponyfill/-/lfa-ponyfill-1.1.1.tgz",
+      "integrity": "sha512-Had4tsGEHtIj58MRtf6SlubNDltxinxMSdxIn1GdwrWbye8TD+pZ+D6qKETnJ9+vQOfG9q/Ds4WUPskhyAMp5Q==",
+      "hasInstallScript": true,
+      "license": "MIT"
+    },
     "node_modules/lilconfig": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/lilconfig/-/lilconfig-3.1.3.tgz",
@@ -3427,6 +3454,12 @@
         "node": ">= 6"
       }
     },
+    "node_modules/opencc-js": {
+      "version": "1.4.2",
+      "resolved": "https://registry.npmjs.org/opencc-js/-/opencc-js-1.4.2.tgz",
+      "integrity": "sha512-EdcspgdROiCCZDM+jZR6Pa670xW+EW2QhctPBQ8gRjg6lrx4IHEl+2s+kt5izk/TkxVRgdWuFgaGkaEdIUfdaw==",
+      "license": "MIT AND Apache-2.0"
+    },
     "node_modules/optionator": {
       "version": "0.9.4",
       "resolved": "https://registry.npmjs.org/optionator/-/optionator-0.9.4.tgz",
@@ -4025,6 +4058,12 @@
         "queue-microtask": "^1.2.2"
       }
     },
+    "node_modules/rvfc-polyfill": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/rvfc-polyfill/-/rvfc-polyfill-1.0.8.tgz",
+      "integrity": "sha512-uA+0wwTkZ4OT8v45pfDfH+7Yq8mY6MvNngiF5Sq6VBgjJsvsfgt7Q18cyZqZjfAhW9rhkgXPX0cW0R9uw7yElA==",
+      "license": "GPL-3.0"
+    },
     "node_modules/scheduler": {
       "version": "0.23.2",
       "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.23.2.tgz",
@@ -4212,6 +4251,12 @@
         "node": ">=0.8"
       }
     },
+    "node_modules/throughput": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/throughput/-/throughput-1.0.2.tgz",
+      "integrity": "sha512-jvK1ZXuhsggjb3qYQjMiU/AVYYiTeqT5thWvYR2yuy2LGM84P5MSSyAinwHahGsdBYKR9m9HncVR/3f3nFKkxg==",
+      "license": "MIT"
+    },
     "node_modules/tinyglobby": {
       "version": "0.2.16",
       "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.16.tgz",

web/package.json

@@ -15,7 +15,9 @@
     "danmu": "^0.20.0",
     "framer-motion": "^12.38.0",
     "hls.js": "^1.5.11",
+    "jassub": "^2.5.16",
     "lucide-react": "^0.379.0",
+    "opencc-js": "^1.4.2",
     "qrcode": "^1.5.4",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",

web/src/api/profile.ts

@@ -2,12 +2,15 @@ import { api } from './client'
 import type { User } from '../types'
 
 export const profileAPI = {
+  get: () => api.get<User>('/me').then((r) => r.data),
+
   update: (patch: {
     username?: string
     nickname?: string
     email?: string
     avatar_url?: string
     hide_adult?: boolean
+    subtitle_chinese_mode?: 'original' | 'simplified' | 'traditional'
     password?: string
   }) =>
     api.patch<User>('/me', patch).then((r) => r.data),

web/src/api/subtitles.ts

@@ -8,14 +8,16 @@ export interface SubtitleTrack {
   url: string
   codec: string
   source: 'external' | 'embedded'
-  delivery: 'webvtt' | 'burn'
+  delivery: 'webvtt' | 'ass' | 'burn'
   stream_index?: number
 }
 
 export const subtitlesAPI = {
-  list: (mediaId: string) =>
+  list: (mediaId: string, includeEmbedded = false) =>
     api
-      .get<{ tracks: SubtitleTrack[] | null }>(`/media/${mediaId}/subtitles`)
+      .get<{ tracks: SubtitleTrack[] | null }>(`/media/${mediaId}/subtitles`, {
+        params: includeEmbedded ? { include_embedded: 'true' } : undefined,
+      })
       .then((r) => r.data.tracks ?? []),
 
   url: (mediaId: string, path: string) => {
@@ -24,4 +26,11 @@ export const subtitlesAPI = {
       path,
     )}&token=${encodeURIComponent(token)}`
   },
+
+  assUrl: (mediaId: string, path: string) => {
+    const token = useAuthStore.getState().token ?? ''
+    return `/api/subtitles/${encodeURIComponent(mediaId)}/ass?path=${encodeURIComponent(
+      path,
+    )}&token=${encodeURIComponent(token)}`
+  },
 }

web/src/assets/fonts/LICENSE-NOTO-SANS-SC.txt

@@ -0,0 +1,92 @@
+This Font Software is licensed under the SIL Open Font License,
+Version 1.1.
+
+This license is copied below, and is also available with a FAQ at:
+http://scripts.sil.org/OFL
+
+-----------------------------------------------------------
+SIL OPEN FONT LICENSE Version 1.1 - 26 February 2007
+-----------------------------------------------------------
+
+PREAMBLE
+The goals of the Open Font License (OFL) are to stimulate worldwide
+development of collaborative font projects, to support the font
+creation efforts of academic and linguistic communities, and to
+provide a free and open framework in which fonts may be shared and
+improved in partnership with others.
+
+The OFL allows the licensed fonts to be used, studied, modified and
+redistributed freely as long as they are not sold by themselves. The
+fonts, including any derivative works, can be bundled, embedded,
+redistributed and/or sold with any software provided that any reserved
+names are not used by derivative works. The fonts and derivatives,
+however, cannot be released under any other type of license. The
+requirement for fonts to remain under this license does not apply to
+any document created using the fonts or their derivatives.
+
+DEFINITIONS
+"Font Software" refers to the set of files released by the Copyright
+Holder(s) under this license and clearly marked as such. This may
+include source files, build scripts and documentation.
+
+"Reserved Font Name" refers to any names specified as such after the
+copyright statement(s).
+
+"Original Version" refers to the collection of Font Software
+components as distributed by the Copyright Holder(s).
+
+"Modified Version" refers to any derivative made by adding to,
+deleting, or substituting -- in part or in whole -- any of the
+components of the Original Version, by changing formats or by porting
+the Font Software to a new environment.
+
+"Author" refers to any designer, engineer, programmer, technical
+writer or other person who contributed to the Font Software.
+
+PERMISSION & CONDITIONS
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of the Font Software, to use, study, copy, merge, embed,
+modify, redistribute, and sell modified and unmodified copies of the
+Font Software, subject to the following conditions:
+
+1) Neither the Font Software nor any of its individual components, in
+Original or Modified Versions, may be sold by itself.
+
+2) Original or Modified Versions of the Font Software may be bundled,
+redistributed and/or sold with any software, provided that each copy
+contains the above copyright notice and this license. These can be
+included either as stand-alone text files, human-readable headers or
+in the appropriate machine-readable metadata fields within text or
+binary files as long as those fields can be easily viewed by the user.
+
+3) No Modified Version of the Font Software may use the Reserved Font
+Name(s) unless explicit written permission is granted by the
+corresponding Copyright Holder. This restriction only applies to the
+primary font name as presented to the users.
+
+4) The name(s) of the Copyright Holder(s) or the Author(s) of the Font
+Software shall not be used to promote, endorse or advertise any
+Modified Version, except to acknowledge the contribution(s) of the
+Copyright Holder(s) and the Author(s) or with their explicit written
+permission.
+
+5) The Font Software, modified or unmodified, in part or in whole,
+must be distributed entirely under this license, and must not be
+distributed under any other license. The requirement for fonts to
+remain under this license does not apply to any document created using
+the Font Software.
+
+TERMINATION
+This license becomes null and void if any of the above conditions are
+not met.
+
+DISCLAIMER
+THE FONT SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+OF COPYRIGHT, PATENT, TRADEMARK, OR OTHER RIGHT. IN NO EVENT SHALL THE
+COPYRIGHT HOLDER BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+INCLUDING ANY GENERAL, SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL
+DAMAGES, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF THE USE OR INABILITY TO USE THE FONT SOFTWARE OR FROM
+OTHER DEALINGS IN THE FONT SOFTWARE.

web/src/components/AssSubtitleStage.tsx

@@ -0,0 +1,107 @@
+import { useEffect, useRef } from 'react'
+import JASSUB from 'jassub'
+import jassubWorkerUrl from 'jassub/dist/worker/worker.js?worker&url'
+import jassubWasmUrl from 'jassub/dist/wasm/jassub-worker.wasm?url'
+import jassubModernWasmUrl from 'jassub/dist/wasm/jassub-worker-modern.wasm?url'
+import notoSansSCUrl from '../assets/fonts/noto-sans-sc-regular.woff2?url'
+
+import {
+  loadSubtitleChineseConverter,
+  type SubtitleChineseMode,
+} from '../utils/subtitleChinese'
+import { convertASSContent } from '../utils/subtitleASS'
+
+type AssSubtitleStageProps = {
+  videoRef: React.RefObject<HTMLVideoElement>
+  source: string
+  timeOffset?: number
+  chineseMode?: SubtitleChineseMode
+  onReady?: () => void
+  onError?: (error: unknown) => void
+}
+
+/**
+ * libass-wasm subtitle layer for external and embedded ASS/SSA tracks. JASSUB
+ * owns its canvas and attaches it next to the video, so this component itself
+ * renders no visible DOM nodes.
+ */
+export function AssSubtitleStage({
+  videoRef,
+  source,
+  timeOffset = 0,
+  chineseMode = 'original',
+  onReady,
+  onError,
+}: AssSubtitleStageProps) {
+  const instanceRef = useRef<JASSUB | null>(null)
+  const timeOffsetRef = useRef(timeOffset)
+  const callbacksRef = useRef({ onReady, onError })
+
+  useEffect(() => {
+    callbacksRef.current = { onReady, onError }
+  }, [onReady, onError])
+
+  useEffect(() => {
+    const video = videoRef.current
+    if (!video || !source) return
+
+    let cancelled = false
+    let instance: JASSUB | null = null
+    const controller = new AbortController()
+
+    const load = async () => {
+      try {
+        const [response, converter] = await Promise.all([
+          fetch(source, { signal: controller.signal }),
+          loadSubtitleChineseConverter(chineseMode).catch(() => (text: string) => text),
+        ])
+        if (!response.ok) throw new Error(`subtitle request failed: ${response.status}`)
+        const body = await response.text()
+        if (!body.trim()) throw new Error('empty subtitle payload')
+        if (cancelled) return
+
+        instance = new JASSUB({
+          video,
+          subContent: convertASSContent(body, converter),
+          timeOffset: timeOffsetRef.current,
+          workerUrl: jassubWorkerUrl,
+          wasmUrl: jassubWasmUrl,
+          modernWasmUrl: jassubModernWasmUrl,
+          fonts: [notoSansSCUrl],
+          defaultFont: 'Noto Sans SC',
+          queryFonts: 'local',
+          prescaleFactor: 1,
+        })
+        instanceRef.current = instance
+        await instance.ready
+        if (cancelled) {
+          void instance.destroy().catch(() => undefined)
+          return
+        }
+        callbacksRef.current.onReady?.()
+      } catch (error: unknown) {
+        if (cancelled) return
+        if (error instanceof DOMException && error.name === 'AbortError') return
+        callbacksRef.current.onError?.(error)
+      }
+    }
+
+    void load()
+
+    return () => {
+      cancelled = true
+      controller.abort()
+      instanceRef.current = null
+      if (instance) void instance.destroy().catch(() => undefined)
+    }
+    // timeOffset is applied live below. Recreating the full libass worker on a
+    // seek offset change would be unnecessarily expensive.
+  }, [source, chineseMode, videoRef])
+
+  useEffect(() => {
+    timeOffsetRef.current = timeOffset
+    if (instanceRef.current) instanceRef.current.timeOffset = timeOffset
+  }, [timeOffset])
+
+  return null
+}

web/src/components/LayoutUserMenu.tsx

@@ -55,7 +55,9 @@ export function LayoutUserMenu({
   const [menuPosition, setMenuPosition] = useState<MenuPosition | null>(null)
   const [isOtpOpen, setIsOtpOpen] = useState(false)
 
-  onCloseRef.current = onClose
+  useEffect(() => {
+    onCloseRef.current = onClose
+  }, [onClose])
 
   const updateMenuPosition = useCallback(() => {
     const trigger = triggerRef.current

web/src/components/ManageLibrariesDialogView.tsx

@@ -0,0 +1,34 @@
+import { X } from 'lucide-react'
+
+import { AdminLibraryPanel } from '../pages/AdminLibraryPanel'
+
+export function ManageLibrariesDialogView({ onClose }: { onClose: () => void }) {
+  return (
+    <div
+      className="fixed inset-0 z-[100] flex items-center justify-center bg-black/35 p-2 sm:p-4 backdrop-blur-sm"
+      onClick={onClose}
+    >
+      <div
+        role="dialog"
+        aria-modal="true"
+        className="flex h-[calc(100dvh-1rem)] sm:h-[85vh] w-full max-w-5xl flex-col overflow-hidden rounded-2xl sm:rounded-3xl border border-white/70 bg-white shadow-2xl"
+        onClick={(event) => event.stopPropagation()}
+      >
+        <div className="flex items-center justify-between border-b border-gray-100 px-4 py-3 sm:px-6 sm:py-4">
+          <h3 className="font-display text-base sm:text-lg font-bold text-ink-600">管理媒体库</h3>
+          <button
+            type="button"
+            onClick={onClose}
+            className="rounded-xl p-1.5 text-ink-50 transition hover:bg-gray-100 hover:text-ink-600"
+            title="关闭"
+          >
+            <X size={20} />
+          </button>
+        </div>
+        <div className="flex-1 overflow-y-auto p-3 sm:p-6">
+          <AdminLibraryPanel />
+        </div>
+      </div>
+    </div>
+  )
+}

web/src/components/ManualScrapeDialog.tsx

@@ -44,8 +44,8 @@ export function ManualScrapeDialog({
   if (!open || !media) return null
 
   return (
-    <div className="fixed inset-0 z-50 flex items-center justify-center bg-ink-900/40 px-4 py-8 backdrop-blur-sm">
-      <div className="flex max-h-[86vh] w-full max-w-4xl flex-col overflow-hidden rounded-2xl border border-sand-200 bg-white shadow-2xl">
+    <div className="fixed inset-0 z-50 flex min-w-0 items-center justify-center overflow-hidden bg-ink-900/40 px-4 py-8 backdrop-blur-sm">
+      <div className="flex min-w-0 max-h-[86vh] w-full max-w-4xl flex-col overflow-hidden rounded-2xl border border-sand-200 bg-white shadow-2xl">
         <ManualScrapeDialogHeader title={scopeLabel || media.title} targetCount={dialog.targetIds.length} onClose={onClose} />
 
         <ManualScrapeSearchControls
@@ -60,7 +60,7 @@ export function ManualScrapeDialog({
           onEpisodeArtworkChange={dialog.setIncludeEpisodeArtwork}
         />
 
-        <div className="flex-1 overflow-y-auto p-5">
+        <div className="min-w-0 flex-1 overflow-x-hidden overflow-y-auto p-5">
           <ManualScrapeCandidateList items={dialog.items} applyingKey={dialog.applyingKey} onApply={dialog.apply} />
         </div>
       </div>

web/src/components/ManualScrapeDialogSections.tsx

@@ -20,14 +20,14 @@ export function ManualScrapeDialogHeader({
   onClose: () => void
 }) {
   return (
-    <div className="flex items-start justify-between gap-4 border-b border-sand-200 px-5 py-4">
-      <div>
+    <div className="flex min-w-0 items-start justify-between gap-4 border-b border-sand-200 px-5 py-4">
+      <div className="min-w-0">
         <h2 className="font-display text-xl font-bold text-ink-600">手动搜索刮削</h2>
-        <p className="mt-1 text-xs text-sand-500">
+        <p className="mt-1 truncate text-xs text-sand-500">
           {title} · {targetCount > 1 ? `将应用到 ${targetCount} 个媒体` : '单个媒体'}
         </p>
       </div>
-      <button onClick={onClose} className="btn-ghost h-9 w-9 p-0" aria-label="关闭">
+      <button onClick={onClose} className="btn-ghost h-9 w-9 shrink-0 p-0" aria-label="关闭">
         <X size={16} />
       </button>
     </div>
@@ -58,7 +58,7 @@ export function ManualScrapeSearchControls({
   onEpisodeArtworkChange,
 }: ManualScrapeSearchControlsProps) {
   return (
-    <div className="grid gap-4 border-b border-sand-200 bg-sand-50/40 p-5">
+    <div className="grid min-w-0 gap-4 border-b border-sand-200 bg-sand-50/40 p-5">
       <ManualScrapeQueryBar
         query={query}
         searching={searching}
@@ -170,7 +170,7 @@ export function ManualScrapeCandidateList({
   }
 
   return (
-    <div className="grid gap-3">
+    <div className="grid min-w-0 gap-3">
       {items.map((item) => {
         const key = candidateKey(item)
         return (
@@ -199,7 +199,7 @@ function ManualScrapeCandidateRow({
   onApply: (item: ManualScrapeCandidate) => void
 }) {
   return (
-    <div className="flex flex-col gap-4 rounded-xl border border-sand-200 bg-white p-3 shadow-sm sm:flex-row">
+    <div className="flex min-w-0 max-w-full flex-col gap-4 overflow-hidden rounded-xl border border-sand-200 bg-white p-3 shadow-sm sm:flex-row">
       <div className="h-28 w-20 shrink-0 overflow-hidden rounded-lg bg-sand-100">
         {item.poster_url ? (
           <img src={imageURL(item.poster_url)} alt={item.title} loading="lazy" decoding="async" className="h-full w-full object-cover" referrerPolicy="no-referrer" />
@@ -208,14 +208,14 @@ function ManualScrapeCandidateRow({
         )}
       </div>
       <div className="min-w-0 flex-1">
-        <div className="flex flex-wrap items-center gap-2">
-          <h3 className="truncate font-semibold text-ink-600">{item.title}</h3>
-          <span className="rounded-full bg-brand-50 px-2 py-0.5 text-[11px] font-bold uppercase text-brand-700">{item.source}</span>
-          {item.nsfw ? <span className="rounded-full bg-rose-50 px-2 py-0.5 text-[11px] font-bold text-rose-600">成人</span> : null}
-          {item.year ? <span className="text-xs text-sand-500">{item.year}</span> : null}
+        <div className="flex min-w-0 flex-wrap items-center gap-2">
+          <h3 className="min-w-0 max-w-full flex-1 truncate font-semibold text-ink-600">{item.title}</h3>
+          <span className="shrink-0 rounded-full bg-brand-50 px-2 py-0.5 text-[11px] font-bold uppercase text-brand-700">{item.source}</span>
+          {item.nsfw ? <span className="shrink-0 rounded-full bg-rose-50 px-2 py-0.5 text-[11px] font-bold text-rose-600">成人</span> : null}
+          {item.year ? <span className="shrink-0 text-xs text-sand-500">{item.year}</span> : null}
         </div>
         <p className="mt-1 line-clamp-2 text-xs leading-relaxed text-ink-50">{item.overview || '暂无简介'}</p>
-        <p className="mt-2 text-[11px] font-semibold text-sand-500">{candidateIDText(item)}</p>
+        <p className="mt-2 break-words text-[11px] font-semibold text-sand-500">{candidateIDText(item)}</p>
       </div>
       <button onClick={() => onApply(item)} disabled={disabled} className="btn-outline h-10 w-full shrink-0 justify-center px-3 text-xs sm:w-auto sm:self-center">
         {applying ? <LoaderCircle size={14} className="animate-spin" /> : <Check size={14} />}

web/src/components/MediaVersionSwitcher.tsx

@@ -1,8 +1,8 @@
-import { Layers } from 'lucide-react'
+import { Cloud, Layers } from 'lucide-react'
 import { Link } from 'react-router-dom'
 
 import type { Media } from '../types'
-import { mediaVersionLabel, mediaVersionsOf } from '../utils/mediaVersion'
+import { isStrmMedia, mediaVersionLabel, mediaVersionsOf } from '../utils/mediaVersion'
 
 type MediaVersionSwitcherProps = {
   media: Media
@@ -31,14 +31,30 @@ export function MediaVersionSwitcher({
       <div className="flex flex-wrap gap-2">
         {versions.map((version) => {
           const active = version.id === media.id
+          const isStrm = isStrmMedia(version)
           const label = mediaVersionLabel(version)
-          const className = dark
+          const btnClass = dark
             ? active
-              ? 'border-white/40 bg-white/20 text-white'
-              : 'border-white/15 bg-white/5 text-white/80 hover:bg-white/15'
+              ? 'border-white/50 bg-white/20 text-white shadow-sm ring-1 ring-white/20'
+              : 'border-white/15 bg-white/5 text-white/80 hover:bg-white/15 hover:text-white'
             : active
-              ? 'border-brand-500/40 bg-brand-50 text-[#b07d35]'
+              ? 'border-brand-500/40 bg-brand-50 text-[#b07d35] font-bold shadow-sm'
               : 'border-gray-200 bg-white text-ink-100 hover:border-brand-500/30 hover:bg-brand-50/40'
+
+          const content = (
+            <span className="inline-flex items-center gap-1.5">
+              {isStrm && (
+                <Cloud
+                  size={12}
+                  className={dark ? (active ? 'text-brand-300' : 'text-white/60') : (active ? 'text-brand-500' : 'text-sand-400')}
+                  aria-label="云端 / STRM"
+                />
+              )}
+              <span>{label}</span>
+              {!dark && active ? <span className="opacity-75">· 当前</span> : null}
+            </span>
+          )
+
           if (mode === 'player') {
             return (
               <button
@@ -46,10 +62,10 @@ export function MediaVersionSwitcher({
                 type="button"
                 disabled={active}
                 onClick={() => onSelect?.(version)}
-                className={`rounded-xl border px-3 py-1.5 text-xs font-semibold transition disabled:cursor-default ${className}`}
-                title={version.path}
+                className={`rounded-xl border px-3 py-1.5 text-xs font-semibold transition disabled:cursor-default ${btnClass}`}
+                title={version.path || version.strm_url}
               >
-                {label}
+                {content}
               </button>
             )
           }
@@ -58,11 +74,10 @@ export function MediaVersionSwitcher({
               key={version.id}
               to={`/play/${version.id}`}
               state={{ from: `/media/${media.id}` }}
-              className={`rounded-xl border px-3 py-1.5 text-xs font-semibold transition ${className}`}
-              title={version.path}
+              className={`rounded-xl border px-3 py-1.5 text-xs font-semibold transition ${btnClass}`}
+              title={version.path || version.strm_url}
             >
-              {label}
-              {active ? ' · 当前' : ''}
+              {content}
             </Link>
           )
         })}

web/src/components/PlayerControls.tsx

@@ -1,4 +1,4 @@
-import { useEffect, useRef, useState } from 'react'
+import { useCallback, useEffect, useRef, useState } from 'react'
 import {
   Captions,
   CaptionsOff,
@@ -15,6 +15,13 @@ import {
   VolumeX,
 } from 'lucide-react'
 import type { SubtitleTrack } from '../api/subtitles'
+import type { SubtitleChineseMode } from '../utils/subtitleChinese'
+import {
+  SUBTITLE_POSITION_OPTIONS,
+  SUBTITLE_STYLE_OPTIONS,
+  type SubtitlePosition,
+  type SubtitleStylePreset,
+} from '../utils/subtitleDisplay'
 
 // PlayerControls — custom bottom control bar replacing the native <video
 // controls> (which cannot host custom buttons). The danmaku toggle sits right
@@ -36,6 +43,12 @@ type PlayerControlsProps = {
   /** 当前激活字幕轨道：-1=关闭，0..n-1=对应轨道。 */
   subtitleIndex: number
   onSelectSubtitle: (index: number) => void
+  subtitleChineseMode: SubtitleChineseMode
+  onSubtitleChineseModeChange: (mode: SubtitleChineseMode) => void
+  subtitlePosition: SubtitlePosition
+  onSubtitlePositionChange: (position: SubtitlePosition) => void
+  subtitleStyle: SubtitleStylePreset
+  onSubtitleStyleChange: (style: SubtitleStylePreset) => void
   danmakuOpen: boolean
   danmakuEnabled: boolean
   onToggleDanmaku: () => void
@@ -63,6 +76,12 @@ export function PlayerControls({
   subs,
   subtitleIndex,
   onSelectSubtitle,
+  subtitleChineseMode,
+  onSubtitleChineseModeChange,
+  subtitlePosition,
+  onSubtitlePositionChange,
+  subtitleStyle,
+  onSubtitleStyleChange,
   danmakuOpen,
   danmakuEnabled,
   onToggleDanmaku,
@@ -79,11 +98,11 @@ export function PlayerControls({
   streamOffset = 0,
   onSeekAbsolute,
 }: PlayerControlsProps) {
-  const video = () => videoRef.current
-  const container = () =>
+  const video = useCallback(() => videoRef.current, [videoRef])
+  const container = useCallback(() =>
     videoRef.current?.closest<HTMLElement>('[data-player-stage]') ??
     videoRef.current?.parentElement ??
-    null
+    null, [videoRef])
 
   const [playing, setPlaying] = useState(false)
   const [currentTime, setCurrentTime] = useState(0)
@@ -250,15 +269,14 @@ export function PlayerControls({
       el.removeEventListener('leavepictureinpicture', syncPip)
       if (hideTimerRef.current) clearTimeout(hideTimerRef.current)
     }
-    // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [videoRef, knownDuration, streamOffset, onUiVisibleChange])
+  }, [container, video, knownDuration, streamOffset, onUiVisibleChange])
 
   // Keep the scrubber max in sync when metadata duration arrives after mount.
   useEffect(() => {
     const el = video()
     const streamDur = el && Number.isFinite(el.duration) ? el.duration : 0
     setDuration(Math.max(knownDuration || 0, streamOffset + streamDur))
-  }, [knownDuration, streamOffset])
+  }, [knownDuration, streamOffset, video])
 
   // 当悬停或菜单状态改变时，更新控制栏计时器
   useEffect(() => {
@@ -272,7 +290,7 @@ export function PlayerControls({
         hideTimerRef.current = setTimeout(() => onUiVisibleChange(false), 3000)
       }
     }
-  }, [controlsHovered, isScrubbing, subtitleMenuOpen, danmakuOpen, playlistOpen, onUiVisibleChange])
+  }, [controlsHovered, isScrubbing, subtitleMenuOpen, danmakuOpen, playlistOpen, onUiVisibleChange, video])
 
   const togglePlay = () => {
     const el = video()
@@ -355,6 +373,12 @@ export function PlayerControls({
     document.pictureInPictureEnabled
 
   const displayTime = isScrubbing && scrubValue !== null ? scrubValue : currentTime
+  const selectedSubtitle = subtitleIndex >= 0 ? subs[subtitleIndex] : undefined
+  const canConvertSelectedSubtitle =
+    selectedSubtitle?.source === 'external' &&
+    (selectedSubtitle.delivery === 'webvtt' || selectedSubtitle.delivery === 'ass')
+  const canAdjustSelectedSubtitle = selectedSubtitle?.delivery === 'webvtt'
+  const usesOriginalASS = selectedSubtitle?.delivery === 'ass'
 
   return (
     <div
@@ -448,7 +472,7 @@ export function PlayerControls({
               )}
             </button>
             {subtitleMenuOpen && (
-              <div className="absolute bottom-11 right-0 z-30 min-w-36 rounded-xl border border-white/15 bg-black/85 p-1 shadow-2xl backdrop-blur">
+              <div className="absolute bottom-11 right-0 z-30 max-h-[70vh] min-w-44 overflow-y-auto rounded-xl border border-white/15 bg-black/85 p-1 shadow-2xl backdrop-blur">
                 <button
                   type="button"
                   onClick={() => {
@@ -474,10 +498,85 @@ export function PlayerControls({
                     }`}
                     title={track.label || track.lang}
                   >
-                    <span className="truncate">{track.label || track.lang || `字幕 ${index + 1}`}</span>
+                    <span className="truncate">
+                      {track.label || track.lang || `字幕 ${index + 1}`}
+                      {track.delivery === 'ass' ? ' · ASS' : ''}
+                    </span>
                     {subtitleIndex === index && <span className="ml-auto text-rose-400">●</span>}
                   </button>
                 ))}
+                {canAdjustSelectedSubtitle && (
+                  <div className="mt-1 border-t border-white/10 pt-1">
+                    <p className="px-3 py-1 text-[10px] text-white/45">字幕位置</p>
+                    <div className="flex flex-wrap gap-1 px-2 pb-1">
+                      {SUBTITLE_POSITION_OPTIONS.map(([value, label]) => (
+                        <button
+                          key={value}
+                          type="button"
+                          onClick={() => onSubtitlePositionChange(value)}
+                          className={`rounded-md px-2 py-1 text-[10px] transition ${
+                            subtitlePosition === value
+                              ? 'bg-rose-500/20 text-rose-300'
+                              : 'bg-white/5 text-white/70 hover:bg-white/10'
+                          }`}
+                        >
+                          {label}
+                        </button>
+                      ))}
+                    </div>
+                    <p className="px-3 py-1 text-[10px] text-white/45">字幕样式</p>
+                    <div className="flex flex-wrap gap-1 px-2 pb-1">
+                      {SUBTITLE_STYLE_OPTIONS.map(([value, label]) => (
+                        <button
+                          key={value}
+                          type="button"
+                          onClick={() => onSubtitleStyleChange(value)}
+                          className={`rounded-md px-2 py-1 text-[10px] transition ${
+                            subtitleStyle === value
+                              ? 'bg-rose-500/20 text-rose-300'
+                              : 'bg-white/5 text-white/70 hover:bg-white/10'
+                          }`}
+                        >
+                          {label}
+                        </button>
+                      ))}
+                    </div>
+                  </div>
+                )}
+                {usesOriginalASS && (
+                  <p className="mx-2 mt-1 border-t border-white/10 px-1 pt-2 text-[10px] leading-relaxed text-white/45">
+                    ASS/SSA 使用字幕文件自带的样式与位置，不做统一覆盖。
+                  </p>
+                )}
+                {canConvertSelectedSubtitle && (
+                  <div className="mt-1 border-t border-white/10 pt-1">
+                    <p className="px-3 py-1 text-[10px] text-white/45">外挂字幕简繁转换</p>
+                    {(
+                      [
+                        ['original', '保持原文'],
+                        ['simplified', '转换为简体'],
+                        ['traditional', '转换为繁体'],
+                      ] as const
+                    ).map(([mode, label]) => (
+                      <button
+                        key={mode}
+                        type="button"
+                        onClick={() => {
+                          onSubtitleChineseModeChange(mode)
+                          setSubtitleMenuOpen(false)
+                        }}
+                        className={`flex w-full items-center gap-2 rounded-lg px-3 py-1.5 text-left text-xs transition hover:bg-white/10 ${
+                          subtitleChineseMode === mode ? 'text-rose-400' : 'text-white/85'
+                        }`}
+                      >
+                        <span>{label}</span>
+                        {subtitleChineseMode === mode && (
+                          <span className="ml-auto text-rose-400">●</span>
+                        )}
+                      </button>
+                    ))}
+                  </div>
+                )}
               </div>
             )}
           </div>

web/src/components/PlayerPlaylistPanel.tsx

@@ -3,7 +3,7 @@ import { Check, Film, ListVideo, Play, Search, X } from 'lucide-react'
 
 import { imageURL } from '../api/client'
 import type { Media } from '../types'
-import { seriesTitleFromPath } from '../utils/groupSeries'
+import { seasonLabel, seasonSortOrder, seriesTitleFromPath } from '../utils/groupSeries'
 
 export type SeasonGroup = {
   season: number
@@ -42,7 +42,7 @@ export function PlayerPlaylistPanel({
       list.sort((a, b) => (a.episode_num || 0) - (b.episode_num || 0))
     }
     return Array.from(seasonsMap.entries())
-      .sort(([a], [b]) => a - b)
+      .sort(([a], [b]) => seasonSortOrder(a) - seasonSortOrder(b))
       .map(([season, list]) => ({ season, episodes: list }))
   }, [episodes])
 
@@ -128,7 +128,7 @@ export function PlayerPlaylistPanel({
                     : 'bg-white/5 text-white/70 hover:bg-white/10 hover:text-white'
                 }`}
               >
-                <span>{season === 0 ? '特别篇' : `第 ${season} 季`}</span>
+                <span>{seasonLabel(season)}</span>
                 <span className="text-[10px] opacity-75">({sesEps.length})</span>
                 {isPlayingThisSeason && !isSelected && (
                   <span className="h-1.5 w-1.5 rounded-full bg-rose-400" />

web/src/components/manageLibrariesDialog.tsx

@@ -1,7 +1,6 @@
 import { createRoot } from 'react-dom/client'
-import { X } from 'lucide-react'
 
-import { AdminLibraryPanel } from '../pages/AdminLibraryPanel'
+import { ManageLibrariesDialogView } from './ManageLibrariesDialogView'
 
 export function openManageLibrariesDialog(): Promise<void> {
   return new Promise((resolve) => {
@@ -15,37 +14,6 @@ export function openManageLibrariesDialog(): Promise<void> {
       resolve()
     }
 
-    root.render(<ManageLibrariesDialog onClose={close} />)
+    root.render(<ManageLibrariesDialogView onClose={close} />)
   })
-}
-
-function ManageLibrariesDialog({ onClose }: { onClose: () => void }) {
-  return (
-    <div
-      className="fixed inset-0 z-[100] flex items-center justify-center bg-black/35 p-2 sm:p-4 backdrop-blur-sm"
-      onClick={onClose}
-    >
-      <div
-        role="dialog"
-        aria-modal="true"
-        className="flex h-[calc(100dvh-1rem)] sm:h-[85vh] w-full max-w-5xl flex-col overflow-hidden rounded-2xl sm:rounded-3xl border border-white/70 bg-white shadow-2xl"
-        onClick={(event) => event.stopPropagation()}
-      >
-        <div className="flex items-center justify-between border-b border-gray-100 px-4 py-3 sm:px-6 sm:py-4">
-          <h3 className="font-display text-base sm:text-lg font-bold text-ink-600">管理媒体库</h3>
-          <button
-            type="button"
-            onClick={onClose}
-            className="rounded-xl p-1.5 text-ink-50 transition hover:bg-gray-100 hover:text-ink-600"
-            title="关闭"
-          >
-            <X size={20} />
-          </button>
-        </div>
-        <div className="flex-1 overflow-y-auto p-3 sm:p-6">
-          <AdminLibraryPanel />
-        </div>
-      </div>
-    </div>
-  )
 }

web/src/hooks/useWebSocket.ts

@@ -15,7 +15,10 @@ export function useWebSocket(onEvent: (topic: string, payload: unknown) => void)
   const ref = useRef<WebSocket | null>(null)
   const token = useAuthStore((s) => s.token)
   const onEventRef = useRef(onEvent)
-  onEventRef.current = onEvent
+
+  useEffect(() => {
+    onEventRef.current = onEvent
+  }, [onEvent])
 
   useEffect(() => {
     if (!token) return

web/src/pages/AdminLibraryTable.tsx

@@ -28,7 +28,7 @@ export function AdminLibraryTable({ libs, ...actions }: LibraryTableProps) {
   const [browsingRoot, setBrowsingRoot] = useState<{ libraryID: string; root: LibraryRoot; initialPath?: string } | null>(null)
   const [addingRootLib, setAddingRootLib] = useState<Library | null>(null)
   const [draggingId, setDraggingId] = useState<string | null>(null)
-  const dragOverId = useRef<string | null>(null)
+  const [dragOverId, setDragOverId] = useState<string | null>(null)
 
   const handleSelectRootPath = (selectedPath: string) => {
     if (browsingRoot) {
@@ -59,7 +59,7 @@ export function AdminLibraryTable({ libs, ...actions }: LibraryTableProps) {
 
   const handleDrop = (e: DragEvent, overId: string) => {
     e.preventDefault()
-    dragOverId.current = null
+    setDragOverId(null)
     setDraggingId(null)
     if (draggingId && overId !== draggingId) {
       handleReorder(draggingId, overId)
@@ -90,19 +90,19 @@ export function AdminLibraryTable({ libs, ...actions }: LibraryTableProps) {
                 onBrowseRoot={(root) => setBrowsingRoot({ libraryID: library.id, root, initialPath: root.path })}
                 onOpenAddRoot={() => setAddingRootLib(library)}
                 dragging={draggingId === library.id}
-                dragOver={dragOverId.current === library.id}
+                dragOver={dragOverId === library.id}
                 onDragStart={(e) => {
                   e.dataTransfer.effectAllowed = 'move'
-                  dragOverId.current = null
+                  setDragOverId(null)
                   setDraggingId(library.id)
                 }}
                 onDragOver={(e) => {
                   e.preventDefault()
                   e.dataTransfer.dropEffect = 'move'
-                  if (dragOverId.current !== library.id) dragOverId.current = library.id
+                  if (dragOverId !== library.id) setDragOverId(library.id)
                 }}
                 onDragEnd={() => {
-                  dragOverId.current = null
+                  setDragOverId(null)
                   setDraggingId(null)
                 }}
                 onDrop={(e) => handleDrop(e, library.id)}

web/src/pages/EmbyMountPage.tsx

@@ -1,4 +1,3 @@
-/* eslint-disable react-refresh/only-export-components */
 import { useCallback, useEffect, useState } from 'react'
 import toast from 'react-hot-toast'
 import {

web/src/pages/LibraryPage.tsx

@@ -5,7 +5,7 @@ import { motion } from 'framer-motion'
 import { historyAPI } from '../api/history'
 import type { Media } from '../types'
 import { useAuthStore } from '../stores/auth'
-import type { SeriesCard } from '../utils/groupSeries'
+import { isTheatricalFeature, type SeriesCard } from '../utils/groupSeries'
 import {
   sortMediaList,
   sortSeriesList,
@@ -132,6 +132,7 @@ export function LibraryPage() {
     selectedEpisodes,
     visibleEpisodes,
     selectedSeriesEpisodes,
+    selectedSeriesAllEpisodes,
     selectedSeriesMediaIDs,
     handleSeriesClick,
     clearSelectedSeries,
@@ -150,6 +151,9 @@ export function LibraryPage() {
     setSelectedSeason,
     onClearSeriesState: () => setSeriesMetadataEditOpen(false),
   })
+  const selectedSeriesScrapeMedia = selectedSeriesEpisodes.find((media) => !isTheatricalFeature(media))
+    ?? selectedSeries?.rep
+    ?? null
 
   const {
     scraping,
@@ -169,7 +173,7 @@ export function LibraryPage() {
     role,
     library,
     selectedSeries,
-    selectedSeriesEpisodes,
+    selectedSeriesEpisodes: selectedSeriesAllEpisodes,
     reloadCurrentLibrary,
     clearSelectedSeries,
     setManualMovie,
@@ -287,6 +291,7 @@ export function LibraryPage() {
         onOrganize={handleSeriesOrganize}
         onDelete={handleSeriesDelete}
         onSeasonChange={setSelectedSeason}
+        onManualScrapeMedia={setManualMovie}
       />
 
       <LibraryPageDialogs
@@ -296,6 +301,7 @@ export function LibraryPage() {
         seriesMetadataEditOpen={seriesMetadataEditOpen}
         manualMovie={manualMovie}
         selectedSeries={selectedSeries}
+        selectedSeriesScrapeMedia={selectedSeriesScrapeMedia}
         selectedSeriesMediaIDs={selectedSeriesMediaIDs}
         libraryType={library?.type}
         scrapeEpisodeArtwork={scrapeEpisodeArtwork}

web/src/pages/LibraryPageDialogs.tsx

@@ -2,7 +2,7 @@ import { ManualScrapeDialog } from '../components/ManualScrapeDialog'
 import { MetadataEditDialog } from '../components/MetadataEditDialog'
 import { ScrapeMetadataDialog } from '../components/ScrapeMetadataDialog'
 import type { Library, Media } from '../types'
-import { seriesTitle, type SeriesCard } from '../utils/groupSeries'
+import { isTheatricalFeature, seriesTitle, type SeriesCard } from '../utils/groupSeries'
 
 type LibraryPageDialogsProps = {
   scrapeDialogOpen: boolean
@@ -11,6 +11,7 @@ type LibraryPageDialogsProps = {
   seriesMetadataEditOpen: boolean
   manualMovie: Media | null
   selectedSeries: SeriesCard | null
+  selectedSeriesScrapeMedia: Media | null
   selectedSeriesMediaIDs: string[]
   libraryType?: string
   scrapeEpisodeArtwork: boolean
@@ -29,6 +30,7 @@ export function LibraryPageDialogs({
   seriesMetadataEditOpen,
   manualMovie,
   selectedSeries,
+  selectedSeriesScrapeMedia,
   selectedSeriesMediaIDs,
   libraryType,
   scrapeEpisodeArtwork,
@@ -53,10 +55,10 @@ export function LibraryPageDialogs({
       />
       <ManualScrapeDialog
         open={manualSeriesScrapeOpen}
-        media={selectedSeries?.rep ?? null}
+        media={selectedSeriesScrapeMedia}
         mediaIds={selectedSeriesMediaIDs}
         defaultQuery={selectedSeriesTitle}
-        mediaType={selectedSeries ? scrapeMediaType(libraryType, selectedSeries.rep) : 'tv'}
+        mediaType="tv"
         scopeLabel={selectedSeriesTitle || '当前剧集'}
         episodeArtwork={scrapeEpisodeArtwork}
         onClose={onCloseManualSeriesScrape}
@@ -86,6 +88,9 @@ export function LibraryPageDialogs({
 }
 
 function scrapeMediaType(libraryType: string | undefined, media: Media): string {
+  if (isTheatricalFeature(media)) {
+    return 'movie'
+  }
   if ((media.season_num ?? 0) > 0 || (media.episode_num ?? 0) > 0) {
     return 'tv'
   }

web/src/pages/LibrarySeriesDetailHeader.tsx

@@ -6,11 +6,10 @@ import { imageURL } from '../api/client'
 import { ExternalPlayerButton } from '../components/ExternalPlayerButton'
 import { MediaFavouriteButton } from '../components/MediaFavouriteButton'
 import type { Media } from '../types'
-import { seriesTitle, type SeriesCard } from '../utils/groupSeries'
+import { isTheatricalFeature, seriesTitle, type SeriesCard } from '../utils/groupSeries'
 
 type LibrarySeriesDetailHeaderProps = {
   series: SeriesCard
-  visibleEpisodes: Media[]
   allEpisodes: Media[]
   playbackFrom: string
   isAdmin: boolean
@@ -31,7 +30,6 @@ type LibrarySeriesDetailHeaderProps = {
 
 export function LibrarySeriesDetailHeader({
   series,
-  visibleEpisodes,
   allEpisodes,
   playbackFrom,
   isAdmin,
@@ -49,7 +47,9 @@ export function LibrarySeriesDetailHeader({
   onOrganize,
   onDelete,
 }: LibrarySeriesDetailHeaderProps) {
-  const firstEpisode = firstPlayableEpisode(visibleEpisodes.length > 0 ? visibleEpisodes : allEpisodes)
+  const tvEpisodes = allEpisodes.filter((media) => !isTheatricalFeature(media))
+  const theatricalCount = allEpisodes.length - tvEpisodes.length
+  const firstEpisode = firstPlayableEpisode(tvEpisodes)
 
   return (
     <>
@@ -61,7 +61,9 @@ export function LibrarySeriesDetailHeader({
         <h2 className="truncate font-display text-2xl font-bold text-ink-600">
           {seriesTitle(series.rep)}
         </h2>
-        <span className="text-sm text-sand-500">共 {series.count} 集</span>
+        <span className="text-sm text-sand-500">
+          共 {tvEpisodes.length} 集{theatricalCount > 0 ? ` · ${theatricalCount} 部剧场版` : ''}
+        </span>
       </div>
 
       <div className="flex flex-col gap-6 sm:flex-row">
@@ -115,7 +117,7 @@ export function LibrarySeriesDetailHeader({
                 </button>
                 <button onClick={onManualScrape} disabled={!!seriesToolBusy} className="btn-outline px-3.5 py-2 text-xs gap-1.5">
                   <Search size={13} className="text-[#c9954a]" />
-                  <span>手动匹配整剧</span>
+                  <span>{theatricalCount > 0 ? '手动匹配 TV 版' : '手动匹配整剧'}</span>
                 </button>
                 <button onClick={onMetadataEdit} disabled={!!seriesToolBusy} className="btn-outline px-3.5 py-2 text-xs gap-1.5">
                   <Pencil size={13} />

web/src/pages/LibrarySeriesDetailSection.tsx

@@ -33,6 +33,7 @@ type LibrarySeriesDetailSectionProps = {
   onOrganize: () => void
   onDelete: () => void
   onSeasonChange: (season: number) => void
+  onManualScrapeMedia: (media: Media) => void
 }
 
 export function LibrarySeriesDetailSection({
@@ -58,6 +59,7 @@ export function LibrarySeriesDetailSection({
   onOrganize,
   onDelete,
   onSeasonChange,
+  onManualScrapeMedia,
 }: LibrarySeriesDetailSectionProps) {
   return (
     <AnimatePresence mode="wait">
@@ -70,7 +72,6 @@ export function LibrarySeriesDetailSection({
         >
           <LibrarySeriesDetailHeader
             series={selectedSeries}
-            visibleEpisodes={visibleEpisodes}
             allEpisodes={allEpisodes}
             playbackFrom={playbackFrom}
             isAdmin={isAdmin}
@@ -95,7 +96,9 @@ export function LibrarySeriesDetailSection({
             selectedSeason={selectedSeason}
             visibleEpisodes={visibleEpisodes}
             playbackFrom={playbackFrom}
+            isAdmin={isAdmin}
             onSeasonChange={onSeasonChange}
+            onManualScrape={onManualScrapeMedia}
           />
         </motion.div>
       )}
@@ -109,7 +112,9 @@ type LibrarySeriesEpisodesPanelProps = {
   selectedSeason: number | null
   visibleEpisodes: Media[]
   playbackFrom: string
+  isAdmin: boolean
   onSeasonChange: (season: number) => void
+  onManualScrape: (media: Media) => void
 }
 
 function LibrarySeriesEpisodesPanel({
@@ -118,7 +123,9 @@ function LibrarySeriesEpisodesPanel({
   selectedSeason,
   visibleEpisodes,
   playbackFrom,
+  isAdmin,
   onSeasonChange,
+  onManualScrape,
 }: LibrarySeriesEpisodesPanelProps) {
   return (
     <div className="space-y-6">
@@ -128,7 +135,9 @@ function LibrarySeriesEpisodesPanel({
         selectedSeason={selectedSeason}
         visibleEpisodes={visibleEpisodes}
         playbackFrom={playbackFrom}
+        isAdmin={isAdmin}
         onSeasonChange={onSeasonChange}
+        onManualScrape={onManualScrape}
       />
     </div>
   )

web/src/pages/LibrarySeriesEpisodes.tsx

@@ -1,10 +1,15 @@
 import { Link } from 'react-router-dom'
-import { Play } from 'lucide-react'
+import { Play, Search } from 'lucide-react'
 
 import { imageURL } from '../api/client'
 import { ExternalPlayerButton } from '../components/ExternalPlayerButton'
 import type { Media } from '../types'
-import { seriesTitleFromPath } from '../utils/groupSeries'
+import {
+  isTheatricalFeature,
+  seasonLabel,
+  seriesTitleFromPath,
+  THEATRICAL_SEASON,
+} from '../utils/groupSeries'
 import { formatSize } from './libraryPageModel'
 
 type SeasonGroup = {
@@ -18,7 +23,9 @@ type LibrarySeriesEpisodesProps = {
   selectedSeason: number | null
   visibleEpisodes: Media[]
   playbackFrom: string
+  isAdmin?: boolean
   onSeasonChange: (season: number) => void
+  onManualScrape?: (media: Media) => void
 }
 
 export function LibrarySeriesEpisodes({
@@ -27,7 +34,9 @@ export function LibrarySeriesEpisodes({
   selectedSeason,
   visibleEpisodes,
   playbackFrom,
+  isAdmin = false,
   onSeasonChange,
+  onManualScrape,
 }: LibrarySeriesEpisodesProps) {
   if (loading) {
     return (
@@ -53,14 +62,14 @@ export function LibrarySeriesEpisodes({
                 : 'border-sand-200 bg-white text-ink-100 hover:border-brand-200 hover:text-brand-600')
             }
           >
-            {season === 0 ? '特别篇' : `第 ${season} 季`} · {episodes.length} 集
+            {seasonLabel(season)} · {episodes.length} {season === THEATRICAL_SEASON ? '部' : '集'}
           </button>
         ))}
       </div>
 
       <div>
         <h3 className="mb-3 font-display text-lg font-semibold text-ink-600">
-          {displaySeason === 0 ? '特别篇' : `第 ${displaySeason} 季`}
+          {seasonLabel(displaySeason)}
         </h3>
         <div className="grid grid-cols-1 gap-2.5 sm:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 2xl:grid-cols-5">
           {visibleEpisodes.map((ep) => {
@@ -107,7 +116,20 @@ export function LibrarySeriesEpisodes({
                     </p>
                   </div>
                 </Link>
-                <ExternalPlayerButton mediaId={ep.id} label="外部" compact />
+                <div className="flex shrink-0 items-center gap-1">
+                  {isAdmin && onManualScrape && isTheatricalFeature(ep) && (
+                    <button
+                      type="button"
+                      onClick={() => onManualScrape(ep)}
+                      className="btn-outline !px-2 !py-1.5 text-[11px]"
+                      title="手动匹配剧场版"
+                    >
+                      <Search size={12} />
+                      匹配
+                    </button>
+                  )}
+                  <ExternalPlayerButton mediaId={ep.id} label="外部" compact />
+                </div>
               </div>
             )
           })}

web/src/pages/LibraryStorageStats.tsx

@@ -3,7 +3,7 @@ import { Database, HardDrive, PieChart, RefreshCw } from 'lucide-react'
 
 import { storageAPI, type StorageBreakdown } from '../api/storage'
 
-export function fmtBytes(n: number): string {
+function fmtBytes(n: number): string {
   if (!n) return '0 B'
   const u = ['B', 'KB', 'MB', 'GB', 'TB', 'PB']
   let v = n
@@ -15,7 +15,7 @@ export function fmtBytes(n: number): string {
   return `${v.toFixed(2)} ${u[i]}`
 }
 
-export function fmtHours(seconds: number): string {
+function fmtHours(seconds: number): string {
   if (!seconds) return '—'
   const h = Math.floor(seconds / 3600)
   return `${h.toLocaleString()} h`

web/src/pages/PlayerPage.tsx

@@ -9,9 +9,23 @@ import { danmakuAPI, type DanmakuAnime, type DanmakuLoadedInfo } from '../api/da
 import { playbackAPI } from '../api/playback'
 import { subtitlesAPI, type SubtitleTrack } from '../api/subtitles'
 import { systemAPI } from '../api/system'
+import { profileAPI } from '../api/profile'
+import { useAuthStore } from '../stores/auth'
 import type { Media } from '../types'
 import { getSeriesKey, seriesTitleFromPath } from '../utils/groupSeries'
 import { isRemoteEmbyID } from '../utils/remoteEmby'
+import {
+  normalizeSubtitleChineseMode,
+  type SubtitleChineseMode,
+} from '../utils/subtitleChinese'
+import {
+  loadSubtitlePosition,
+  loadSubtitleStyle,
+  saveSubtitlePosition,
+  saveSubtitleStyle,
+  type SubtitlePosition,
+  type SubtitleStylePreset,
+} from '../utils/subtitleDisplay'
 import { pickPlayerMode, needsTranscodeForBrowser, isDirectStreamMedia, type PlayerMode } from './playerPageModel'
 import { classifyDirectPlayError } from './directPlayError'
 import { apiErrorMessage } from './StrmManagePage'
@@ -51,6 +65,17 @@ export function PlayerPage() {
   const [mode, setMode] = useState<PlayerMode>('direct')
   const [subs, setSubs] = useState<SubtitleTrack[]>([])
   const [subtitleIndex, setSubtitleIndex] = useState<number>(0)
+  const authUser = useAuthStore((state) => state.user)
+  const setAuthUser = useAuthStore((state) => state.setUser)
+  const [subtitleChineseMode, setSubtitleChineseMode] =
+    useState<SubtitleChineseMode>(() =>
+      normalizeSubtitleChineseMode(authUser?.subtitle_chinese_mode),
+    )
+  const [subtitlePosition, setSubtitlePosition] = useState<SubtitlePosition>(loadSubtitlePosition)
+  const [subtitleStyle, setSubtitleStyle] = useState<SubtitleStylePreset>(loadSubtitleStyle)
+  const persistedSubtitleChineseModeRef = useRef(subtitleChineseMode)
+  const subtitlePreferenceTouchedRef = useRef(false)
+  const subtitlePreferenceSaveQueueRef = useRef<Promise<void>>(Promise.resolve())
   const [hlsUnavailable, setHlsUnavailable] = useState(false)
   const [playerError, setPlayerError] = useState('')
   // 媒体元数据加载失败（404 / 无权限等）：舞台区直接展示错误而不是永远「加载中」
@@ -112,6 +137,24 @@ export function PlayerPage() {
       .finally(() => setDirectOnlyKnown(true))
   }, [])
 
+  // 每次进入播放器都从数据库刷新用户的字幕转换偏好；本地登录缓存只用作首屏初值。
+  useEffect(() => {
+    let cancelled = false
+    profileAPI
+      .get()
+      .then((user) => {
+        if (cancelled || subtitlePreferenceTouchedRef.current) return
+        const savedMode = normalizeSubtitleChineseMode(user.subtitle_chinese_mode)
+        persistedSubtitleChineseModeRef.current = savedMode
+        setSubtitleChineseMode(savedMode)
+        setAuthUser(user)
+      })
+      .catch(() => undefined)
+    return () => {
+      cancelled = true
+    }
+  }, [setAuthUser])
+
   // 读取宿主机已保存的弹幕参数作为面板初始值（无 admin 权限也可读）。
   useEffect(() => {
     danmakuAPI
@@ -237,8 +280,22 @@ export function PlayerPage() {
         // 404 / 无权限等：给出可见错误提示，避免永久「加载中」
         setLoadError(`无法加载该媒体：${apiErrorMessage(err)}`)
       })
+    return () => {
+      cancelled = true
+    }
+  }, [id, modeParam, directOnly])
+
+  // Wire up the actual <video> element when we know the mode.
+  // Depend on media.id (not the media object): refreshing duration after
+  // MANIFEST_PARSED must not remount HLS or it storms EnsureJob / DELETE.
+  const mediaId = media?.id
+
+  // 直连播放只发现外挂字幕；只有 HLS 模式需要探测可烧录的内嵌字幕。
+  useEffect(() => {
+    if (!mediaId) return
+    let cancelled = false
     subtitlesAPI
-      .list(id)
+      .list(mediaId, mode === 'hls')
       .then((tracks) => {
         if (cancelled) return
         const list = tracks ?? []
@@ -249,16 +306,13 @@ export function PlayerPage() {
       .catch(() => {
         if (cancelled) return
         setSubs([])
+        setSubtitleIndex(-1)
       })
     return () => {
       cancelled = true
     }
-  }, [id, modeParam, directOnly])
+  }, [mediaId, mode])
 
-  // Wire up the actual <video> element when we know the mode.
-  // Depend on media.id (not the media object): refreshing duration after
-  // MANIFEST_PARSED must not remount HLS or it storms EnsureJob / DELETE.
-  const mediaId = media?.id
   const selectedSubtitle = subtitleIndex >= 0 ? subs[subtitleIndex] : undefined
   const burnedSubtitleStream =
     selectedSubtitle?.delivery === 'burn' ? selectedSubtitle.stream_index : undefined
@@ -267,7 +321,10 @@ export function PlayerPage() {
   // Chromium 会把被中断的首次加载报告成播放错误并误触发 HLS 回退。
   const activeBurnedSubtitleStream = mode === 'hls' ? burnedSubtitleStream : undefined
   const mediaRef = useRef(media)
-  mediaRef.current = media
+  useEffect(() => {
+    mediaRef.current = media
+  }, [media])
+
   useEffect(() => {
     if (!mediaId || !ref.current) return
     const currentMedia = mediaRef.current
@@ -454,9 +511,11 @@ export function PlayerPage() {
 
   // 使用 ref 实时同步进度计算所需的状态，避免每次 hlsStartSec 改变都触发 cleanup 并误上报旧进度
   const hlsStartSecRef = useRef(hlsStartSec)
-  hlsStartSecRef.current = hlsStartSec
   const modeRef = useRef(mode)
-  modeRef.current = mode
+  useEffect(() => {
+    hlsStartSecRef.current = hlsStartSec
+    modeRef.current = mode
+  }, [hlsStartSec, mode])
 
   // Persist resume position every 10 seconds while playing, and immediately upon pause/unmount.
   useEffect(() => {
@@ -750,6 +809,30 @@ export function PlayerPage() {
     }
   }, [directOnly, hlsStartSec, isDirectStream, mode, setPlaybackMode, subs, subtitleIndex])
 
+  const changeSubtitleChineseMode = useCallback(
+    (nextMode: SubtitleChineseMode) => {
+      subtitlePreferenceTouchedRef.current = true
+      setSubtitleChineseMode(nextMode)
+
+      const save = subtitlePreferenceSaveQueueRef.current.then(async () => {
+        const user = await profileAPI.update({ subtitle_chinese_mode: nextMode })
+        persistedSubtitleChineseModeRef.current = nextMode
+        setAuthUser(user)
+        toast.success('字幕转换偏好已保存，后续播放将自动沿用')
+      })
+      subtitlePreferenceSaveQueueRef.current = save.catch(() => undefined)
+      void save.catch(() => {
+        setSubtitleChineseMode((currentMode) =>
+          currentMode === nextMode
+            ? persistedSubtitleChineseModeRef.current
+            : currentMode,
+        )
+        toast.error('字幕转换偏好保存失败，已恢复上次设置')
+      })
+    },
+    [setAuthUser],
+  )
+
   const handleVideoError = useCallback(() => {
     const video = ref.current
     if (mode !== 'direct') {
@@ -805,6 +888,16 @@ export function PlayerPage() {
     fallbackTimerRef.current = setTimeout(fallbackDirectPlay, 1500)
   }, [clearFallbackTimer, directOnly, hlsUnavailable, mediaId, mode, setPlaybackMode])
 
+  const changeSubtitlePosition = useCallback((nextPosition: SubtitlePosition) => {
+    setSubtitlePosition(nextPosition)
+    saveSubtitlePosition(nextPosition)
+  }, [])
+
+  const changeSubtitleStyle = useCallback((nextStyle: SubtitleStylePreset) => {
+    setSubtitleStyle(nextStyle)
+    saveSubtitleStyle(nextStyle)
+  }, [])
+
   const danmakuAutoTitle =
     danmakuInfo?.animeTitle ||
     media?.original_name?.trim() ||
@@ -835,6 +928,12 @@ export function PlayerPage() {
         subs={subs}
         subtitleIndex={subtitleIndex}
         onSelectSubtitle={selectSubtitle}
+        subtitleChineseMode={subtitleChineseMode}
+        onSubtitleChineseModeChange={changeSubtitleChineseMode}
+        subtitlePosition={subtitlePosition}
+        onSubtitlePositionChange={changeSubtitlePosition}
+        subtitleStyle={subtitleStyle}
+        onSubtitleStyleChange={changeSubtitleStyle}
         videoRef={ref}
         onVideoError={handleVideoError}
         danmakuEnabled={danmakuEnabled}

web/src/pages/PlayerVideoStage.tsx

@@ -1,58 +1,133 @@
 import { useEffect, useRef, useState } from 'react'
-import type { PointerEvent, ReactNode, RefObject } from 'react'
+import type { CSSProperties, PointerEvent, ReactNode, RefObject } from 'react'
 
 import { subtitlesAPI, type SubtitleTrack } from '../api/subtitles'
 import { type DanmakuAnime, type DanmakuLoadedInfo } from '../api/danmaku'
 import type { Media } from '../types'
+import {
+  loadSubtitleChineseConverter,
+  type SubtitleChineseMode,
+} from '../utils/subtitleChinese'
+import { AssSubtitleStage } from '../components/AssSubtitleStage'
 import { DanmakuStage } from '../components/DanmakuStage'
 import { PlayerControls } from '../components/PlayerControls'
+import {
+  subtitleTextStyle,
+  type SubtitlePosition,
+  type SubtitleStylePreset,
+} from '../utils/subtitleDisplay'
+import { parseWebVTTCues, type SubtitleCue } from '../utils/subtitleVTT'
 
-type SubtitleCue = {
-  startTime: number
-  endTime: number
+type SubtitleRenderGroup = {
+  key: string
   text: string
+  style: CSSProperties
 }
 
-function parseVTTTimestamp(value: string): number {
-  const parts = value.trim().replace(',', '.').split(':')
-  if (parts.length !== 2 && parts.length !== 3) return Number.NaN
-  const seconds = Number(parts.pop())
-  const minutes = Number(parts.pop())
-  const hours = parts.length > 0 ? Number(parts.pop()) : 0
-  if (![hours, minutes, seconds].every(Number.isFinite)) return Number.NaN
-  return hours * 3600 + minutes * 60 + seconds
+function uniqueSubtitleCues(cues: SubtitleCue[]): SubtitleCue[] {
+  const seen = new Set<string>()
+  const unique: SubtitleCue[] = []
+  for (const cue of cues) {
+    const key = `${cue.startTime}\u0000${cue.endTime}\u0000${JSON.stringify(cue.settings)}\u0000${cue.text}`
+    if (seen.has(key)) continue
+    seen.add(key)
+    unique.push(cue)
+  }
+  // WebVTT can contain more than two simultaneous tracks after ASS conversion.
+  // Keep the last two visual blocks, matching the previous bilingual behavior.
+  return unique.slice(-2)
 }
 
-function parseWebVTTCues(body: string): SubtitleCue[] {
-  const blocks = body
-    .replace(/^\uFEFF/, '')
-    .replace(/\r\n?/g, '\n')
-    .split(/\n{2,}/)
-  const cues: SubtitleCue[] = []
+function parsePercent(value: string | undefined): number | null {
+  if (!value || !value.endsWith('%')) return null
+  const parsed = Number.parseFloat(value)
+  return Number.isFinite(parsed) ? Math.min(100, Math.max(0, parsed)) : null
+}
 
-  for (const block of blocks) {
-    const lines = block.split('\n')
-    const timingIndex = lines.findIndex((line) => line.includes('-->'))
-    if (timingIndex < 0) continue
+function cueLineBottom(value: string | undefined): number | null {
+  const percent = parsePercent(value)
+  if (percent !== null) return Math.min(92, Math.max(2, 100 - percent))
+  if (value === undefined) return null
+  const line = Number.parseFloat(value)
+  if (!Number.isFinite(line)) return null
+  if (line < 0) return Math.min(92, Math.max(2, 6 - Math.abs(line) * 2))
+  return Math.min(92, Math.max(2, 7 + line * 8))
+}
 
-    const [rawStart, rawEnd] = lines[timingIndex].split('-->', 2)
-    const startTime = parseVTTTimestamp(rawStart)
-    const endTime = parseVTTTimestamp(rawEnd.trim().split(/\s+/, 1)[0])
-    const text = lines.slice(timingIndex + 1).join('\n').trim()
-    if (Number.isFinite(startTime) && Number.isFinite(endTime) && endTime >= startTime && text) {
-      cues.push({ startTime, endTime, text })
-    }
+function cueTextAlign(cue: SubtitleCue): CSSProperties['textAlign'] {
+  const align = cue.settings.align
+  if (align === 'left' || align === 'start') return 'left'
+  if (align === 'right' || align === 'end') return 'right'
+  return 'center'
+}
+
+function cuePlacementStyle(cue: SubtitleCue, position: SubtitlePosition): CSSProperties {
+  const style: CSSProperties = {
+    maxWidth: `${Math.min(cue.settings.size ?? 92, 94)}%`,
+    textAlign: cueTextAlign(cue),
   }
 
-  return cues
+  if (cue.settings.vertical) {
+    style.writingMode = cue.settings.vertical === 'lr' ? 'vertical-lr' : 'vertical-rl'
+  }
+
+  if (position !== 'auto') {
+    style.left = '50%'
+    style.textAlign = 'center'
+    if (position === 'bottom') {
+      style.bottom = '5%'
+      style.transform = 'translateX(-50%)'
+    } else if (position === 'lower') {
+      style.bottom = '13%'
+      style.transform = 'translateX(-50%)'
+    } else if (position === 'middle') {
+      style.top = '50%'
+      style.transform = 'translate(-50%, -50%)'
+    } else {
+      style.top = '7%'
+      style.transform = 'translateX(-50%)'
+    }
+    return style
+  }
+
+  const explicitPosition = cue.settings.position
+  const align = cue.settings.align
+  if (explicitPosition !== undefined) {
+    if (align === 'end' || align === 'right') {
+      style.right = `${100 - explicitPosition}%`
+    } else {
+      style.left = `${explicitPosition}%`
+      if (align !== 'start' && align !== 'left') style.transform = 'translateX(-50%)'
+    }
+  } else {
+    style.left = '50%'
+    style.transform = 'translateX(-50%)'
+  }
+
+  const bottom = cueLineBottom(cue.settings.line)
+  if (bottom !== null) style.bottom = `${bottom}%`
+  else style.bottom = '7%'
+  return style
 }
 
-function uniqueSubtitleTexts(texts: string[]): string[] {
-  const unique = [...new Set(texts.map((text) => text.trim()).filter(Boolean))]
-  // ponytail: WebVTT cannot preserve ASS layers/positions. Keep at most two
-  // simultaneous blocks for bilingual subtitles; use libass if full ASS
-  // typesetting support is added later.
-  return unique.slice(-2)
+function buildSubtitleRenderGroups(
+  cues: SubtitleCue[],
+  position: SubtitlePosition,
+): SubtitleRenderGroup[] {
+  const groups = new Map<string, SubtitleRenderGroup>()
+  for (const cue of cues) {
+    const style = cuePlacementStyle(cue, position)
+    const key = JSON.stringify(style)
+    const existing = groups.get(key)
+    if (existing) {
+      if (!existing.text.split('\n').includes(cue.text)) {
+        existing.text += `\n${cue.text}`
+      }
+      continue
+    }
+    groups.set(key, { key, text: cue.text, style })
+  }
+  return [...groups.values()]
 }
 
 type PlayerVideoStageProps = {
@@ -64,6 +139,12 @@ type PlayerVideoStageProps = {
   /** 当前激活字幕轨道：-1=关闭，0..n-1=对应轨道。 */
   subtitleIndex: number
   onSelectSubtitle: (index: number) => void
+  subtitleChineseMode: SubtitleChineseMode
+  onSubtitleChineseModeChange: (mode: SubtitleChineseMode) => void
+  subtitlePosition: SubtitlePosition
+  onSubtitlePositionChange: (position: SubtitlePosition) => void
+  subtitleStyle: SubtitleStylePreset
+  onSubtitleStyleChange: (style: SubtitleStylePreset) => void
   videoRef: RefObject<HTMLVideoElement>
   onVideoError: () => void
   danmakuEnabled: boolean
@@ -102,6 +183,12 @@ export function PlayerVideoStage({
   subs,
   subtitleIndex,
   onSelectSubtitle,
+  subtitleChineseMode,
+  onSubtitleChineseModeChange,
+  subtitlePosition,
+  onSubtitlePositionChange,
+  subtitleStyle,
+  onSubtitleStyleChange,
   videoRef,
   onVideoError,
   danmakuEnabled,
@@ -136,7 +223,9 @@ export function PlayerVideoStage({
   const [controlsVisible, setControlsVisible] = useState(true)
   const revealControlsOnlyRef = useRef(false)
   // 当前展示的字幕文本（由自定义字幕层渲染，100% 透明无黑框）
-  const [activeCueText, setActiveCueText] = useState<string>('')
+  const [activeCues, setActiveCues] = useState<SubtitleCue[]>([])
+  const [subtitleChineseConverter, setSubtitleChineseConverter] =
+    useState<(text: string) => string>(() => (text: string) => text)
   // 独立保存完整 WebVTT 时间轴。HLS seek 会替换媒体源，Chromium 此时可能清空
   // <track>.track.cues；独立时间轴不受 MediaSource 重挂载和轨道 mode 切换影响。
   const [subtitleTimeline, setSubtitleTimeline] = useState<{
@@ -145,6 +234,40 @@ export function PlayerVideoStage({
   } | null>(null)
   // 直连 302 尚未完成时插入 <track> 会中断加载并误报播放失败；等 canplay 再挂。
   const [tracksArmed, setTracksArmed] = useState(false)
+  // libass/WASM is optional at runtime. If it fails, ASS tracks fall back to
+  // the server's WebVTT conversion so playback still has visible subtitles.
+  const [assFallbackPath, setAssFallbackPath] = useState<string | null>(null)
+  const activeSubtitleTrack = subtitleIndex >= 0 ? subs[subtitleIndex] : undefined
+
+  useEffect(() => {
+    setAssFallbackPath(null)
+  }, [media?.id, activeSubtitleTrack?.path, subs])
+
+  useEffect(() => {
+    const selectedTrack = subs[subtitleIndex]
+    let cancelled = false
+
+    setSubtitleChineseConverter(() => (text: string) => text)
+    if (
+      subtitleChineseMode === 'original' ||
+      selectedTrack?.source !== 'external' ||
+      selectedTrack.delivery !== 'webvtt'
+    ) {
+      return
+    }
+
+    void loadSubtitleChineseConverter(subtitleChineseMode)
+      .then((converter) => {
+        if (!cancelled) setSubtitleChineseConverter(() => converter)
+      })
+      .catch(() => {
+        // 字典分包加载失败时保留原文，避免影响字幕正常显示。
+      })
+
+    return () => {
+      cancelled = true
+    }
+  }, [subs, subtitleIndex, subtitleChineseMode])
 
   useEffect(() => {
     setTracksArmed(false)
@@ -165,7 +288,10 @@ export function PlayerVideoStage({
 
   useEffect(() => {
     const selectedTrack = subs[subtitleIndex]
-    if (!media || subtitleIndex < 0 || !selectedTrack || selectedTrack.delivery !== 'webvtt') {
+    const useWebVTT =
+      selectedTrack?.delivery === 'webvtt' ||
+      (selectedTrack?.delivery === 'ass' && assFallbackPath === selectedTrack.path)
+    if (!media || subtitleIndex < 0 || !selectedTrack || !useWebVTT) {
       setSubtitleTimeline(null)
       return
     }
@@ -191,7 +317,7 @@ export function PlayerVideoStage({
       })
 
     return () => controller.abort()
-  }, [media, subs, subtitleIndex])
+  }, [assFallbackPath, media, subs, subtitleIndex])
 
   // 监听舞台容器的真实尺寸（响应窗口大小调整和全屏切换）
   useEffect(() => {
@@ -267,21 +393,22 @@ export function PlayerVideoStage({
       subs.length === 0 ||
       subtitleIndex < 0 ||
       !selectedTrack ||
-      selectedTrack.delivery === 'burn'
+      (selectedTrack.delivery !== 'webvtt' &&
+        !(selectedTrack.delivery === 'ass' && assFallbackPath === selectedTrack.path))
     ) {
-      setActiveCueText('')
+      setActiveCues([])
       return
     }
 
     const updateCue = () => {
       const absoluteTime = video.currentTime + (streamOffset ?? 0)
       if (subtitleTimeline?.path === selectedTrack.path) {
-        const texts = uniqueSubtitleTexts(
-          subtitleTimeline.cues
-            .filter((cue) => absoluteTime >= cue.startTime && absoluteTime <= cue.endTime)
-            .map((cue) => cue.text),
-        )
-        setActiveCueText(texts.join('\n'))
+        const cues = uniqueSubtitleCues(
+          subtitleTimeline.cues.filter(
+            (cue) => absoluteTime >= cue.startTime && absoluteTime <= cue.endTime,
+          ),
+        ).map((cue) => ({ ...cue, text: subtitleChineseConverter(cue.text) }))
+        setActiveCues(cues)
         return
       }
 
@@ -290,17 +417,19 @@ export function PlayerVideoStage({
       )
       const tt = selectedEl?.track
       if (!tt) {
-        setActiveCueText('')
+        setActiveCues([])
         return
       }
 
       // 优先从浏览器 activeCues 中取当前文本；若浏览器在 hidden 模式下延迟触发 cuechange，
       // 则从 tt.cues 中根据 video.currentTime 实时匹配当前字幕，确保初次加载无感立即可见。
-      const texts: string[] = []
+      const cues: SubtitleCue[] = []
       if ((!streamOffset || streamOffset <= 0.05) && tt.activeCues && tt.activeCues.length > 0) {
         for (let i = 0; i < tt.activeCues.length; i++) {
           const cue = tt.activeCues[i] as VTTCue
-          if (cue && cue.text) texts.push(cue.text)
+          if (cue && cue.text) {
+            cues.push({ startTime: cue.startTime, endTime: cue.endTime, text: cue.text, settings: {} })
+          }
         }
       } else if (tt.cues && tt.cues.length > 0) {
         for (let i = 0; i < tt.cues.length; i++) {
@@ -311,11 +440,16 @@ export function PlayerVideoStage({
             absoluteTime <= cue.endTime &&
             cue.text
           ) {
-            texts.push(cue.text)
+            cues.push({ startTime: cue.startTime, endTime: cue.endTime, text: cue.text, settings: {} })
           }
         }
       }
-      setActiveCueText(uniqueSubtitleTexts(texts).join('\n'))
+      setActiveCues(
+        uniqueSubtitleCues(cues).map((cue) => ({
+          ...cue,
+          text: subtitleChineseConverter(cue.text),
+        })),
+      )
     }
 
     const apply = () => {
@@ -370,7 +504,17 @@ export function PlayerVideoStage({
         }
       }
     }
-  }, [subtitleIndex, subs, videoRef, media, streamOffset, subtitleTimeline, tracksArmed])
+  }, [
+    subtitleIndex,
+    subs,
+    videoRef,
+    media,
+    streamOffset,
+    subtitleTimeline,
+    tracksArmed,
+    subtitleChineseConverter,
+    assFallbackPath,
+  ])
 
   // 根据视频画面宽高比与舞台宽高比，确定视频在哪个轴向撑满 100%
   const isWiderThanStage =
@@ -378,6 +522,7 @@ export function PlayerVideoStage({
       ? videoRatio > stageRect.width / stageRect.height
       : true
 
+  const assTrack = subtitleIndex >= 0 ? subs[subtitleIndex] : undefined
   const wrapperStyle = videoRatio
     ? {
         aspectRatio: `${videoRatio}`,
@@ -414,8 +559,11 @@ export function PlayerVideoStage({
               onError={onVideoError}
             >
               {tracksArmed &&
-                subs.map((track, index) =>
-                  track.delivery === 'burn' ? null : (
+                subs.map((track, index) => {
+                  const renderAsFallback =
+                    track.delivery === 'ass' && assFallbackPath === track.path
+                  if (track.delivery !== 'webvtt' && !renderAsFallback) return null
+                  return (
                     <track
                       key={track.path}
                       data-subtitle-index={index}
@@ -424,8 +572,8 @@ export function PlayerVideoStage({
                       srcLang={track.lang}
                       label={track.label || track.lang}
                     />
-                  ),
-                )}
+                  )
+                })}
             </video>
             <DanmakuStage
               key={media.id}
@@ -441,19 +589,40 @@ export function PlayerVideoStage({
               onLoaded={onDanmakuLoaded}
               onCandidates={onDanmakuCandidates}
             />
-            {/* 自定义沉浸式字幕层：纯透明背景 + 柔和阴影，完全消除浏览器原生黑框 */}
-            {activeCueText ? (
-              <div className="pointer-events-none absolute inset-x-0 bottom-4 sm:bottom-6 md:bottom-8 z-10 flex justify-center text-center px-4">
-                <span
-                  className="inline-block max-w-[92%] whitespace-pre-line text-center font-sans font-medium text-white text-base sm:text-lg md:text-xl lg:text-2xl select-none"
-                  style={{
-                    textShadow:
-                      '0 1px 3px rgba(0, 0, 0, 0.95), 0 0 8px rgba(0, 0, 0, 0.85), 0 0 16px rgba(0, 0, 0, 0.65)',
-                    lineHeight: 1.35,
-                  }}
-                >
-                  {activeCueText}
-                </span>
+            {tracksArmed && media && assTrack && assFallbackPath !== assTrack.path ? (
+              <AssSubtitleStage
+                key={`${media.id}:${assTrack.path}`}
+                videoRef={videoRef}
+                source={subtitlesAPI.assUrl(media.id, assTrack.path)}
+                timeOffset={streamOffset}
+                chineseMode={assTrack.source === 'external' ? subtitleChineseMode : 'original'}
+                onError={(error) => {
+                  console.warn('libass subtitle rendering failed; falling back to WebVTT', error)
+                  setAssFallbackPath(assTrack.path)
+                }}
+              />
+            ) : null}
+            {/* SRT/VTT 自定义字幕层：按 cue 位置对齐，并支持用户样式覆盖。 */}
+            {activeCues.length > 0 ? (
+              <div className="pointer-events-none absolute inset-0 z-10">
+                {buildSubtitleRenderGroups(activeCues, subtitlePosition).map((group) => (
+                  <div
+                    key={group.key}
+                    className="absolute flex px-4"
+                    style={group.style}
+                  >
+                    <span
+                      className="inline-block whitespace-pre-line font-sans text-white select-none"
+                      style={{
+                        ...subtitleTextStyle(subtitleStyle),
+                        fontSize: 'clamp(16px, 2.1vw, 30px)',
+                        lineHeight: 1.35,
+                      }}
+                    >
+                      {group.text}
+                    </span>
+                  </div>
+                ))}
               </div>
             ) : null}
           </div>
@@ -464,6 +633,12 @@ export function PlayerVideoStage({
             subs={subs}
             subtitleIndex={subtitleIndex}
             onSelectSubtitle={onSelectSubtitle}
+            subtitleChineseMode={subtitleChineseMode}
+            onSubtitleChineseModeChange={onSubtitleChineseModeChange}
+            subtitlePosition={subtitlePosition}
+            onSubtitlePositionChange={onSubtitlePositionChange}
+            subtitleStyle={subtitleStyle}
+            onSubtitleStyleChange={onSubtitleStyleChange}
             danmakuOpen={danmakuOpen}
             danmakuEnabled={danmakuEnabled}
             onToggleDanmaku={onToggleDanmaku}

web/src/pages/ScraperQueuePage.tsx

@@ -23,7 +23,8 @@ import { imageURL } from '../api/client'
 import { scraperAPI } from '../api/scraper'
 import type { ScrapeQueueSnapshot, ScrapeTask, ScrapeTaskStatus } from '../types/scraper'
 import { apiErrorMessage, formatTime, taskStatusMeta } from './StrmManagePage'
-import { PROVIDER_LABELS, ScrapeDetailModal } from './scraper-queue/ScrapeDetailModal'
+import { ScrapeDetailModal } from './scraper-queue/ScrapeDetailModal'
+import { PROVIDER_LABELS } from './scraper-queue/scrapeLabels'
 import { copyToClipboard, useTaskSelection } from './queue-shared'
 
 const FILTERS: { key: 'all' | ScrapeTaskStatus; label: string; icon: typeof Clock; color: string }[] = [
@@ -196,9 +197,8 @@ export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
   }
 
   // Filter and search
-  const tasks = snapshot?.tasks ?? []
   const filteredTasks = useMemo(() => {
-    let list = tasks
+    let list = snapshot?.tasks ?? []
     if (filter !== 'all') {
       list = list.filter((t) => t.status === filter)
     }
@@ -214,7 +214,7 @@ export function ScraperQueuePage({ embedded = false }: { embedded?: boolean }) {
       )
     }
     return list
-  }, [tasks, filter, search])
+  }, [snapshot?.tasks, filter, search])
 
   const counts = snapshot?.counts
   const pendingCount = counts?.pending ?? 0

web/src/pages/StrmQueuePage.tsx

@@ -21,7 +21,8 @@ import { strmAPI } from '../api/strm'
 import type { StrmQueueSnapshot, StrmTask, StrmTaskStatus } from '../types/strm'
 import { STRM_PROVIDER_LABELS } from '../types/strm'
 import { apiErrorMessage, formatBytes, formatTime, taskStatusMeta } from './StrmManagePage'
-import { TaskDetailModal, getFileIcon } from './strm-queue/TaskDetailModal'
+import { TaskDetailModal } from './strm-queue/TaskDetailModal'
+import { getFileIcon } from './strm-queue/taskFileIcon'
 import { copyToClipboard, useTaskSelection } from './queue-shared'
 
 const FILTERS: { key: 'all' | StrmTaskStatus; label: string; icon: typeof Clock; color: string }[] = [
@@ -190,9 +191,8 @@ export function StrmQueuePanel({
   }
 
   // Filter and search tasks in memory
-  const tasks = snapshot?.tasks ?? []
   const filteredTasks = useMemo(() => {
-    let list = tasks
+    let list = snapshot?.tasks ?? []
     if (filter !== 'all') {
       list = list.filter((t) => t.status === filter)
     }
@@ -207,7 +207,7 @@ export function StrmQueuePanel({
       )
     }
     return list
-  }, [tasks, filter, search])
+  }, [snapshot?.tasks, filter, search])
 
   const counts = snapshot?.counts
   const pendingCount = counts?.pending ?? 0

web/src/pages/libraryPageModel.ts

@@ -15,7 +15,7 @@ export function seriesSourceRoot(episodes: Media[]): string {
   if (!firstPath) return ''
   const dir = dirname(firstPath)
   const base = basename(dir)
-  if (/^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*\d{1,2}\s*季|specials?|sp|ova|oad|extra|extras|特别篇|特別篇|番外|特典)$/i.test(base)) {
+  if (/^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*\d{1,2}\s*季|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|特别篇|特別篇|番外|特典|画像特典)$/i.test(base)) {
     return dirname(dir)
   }
   return dir

web/src/pages/scraper-queue/ScrapeDetailModal.tsx

@@ -4,21 +4,7 @@ import { AlertCircle, Ban, Copy, ExternalLink, RefreshCw, Sparkles, Trash2, X }
 import { imageURL } from '../../api/client'
 import type { ScrapeTask } from '../../types/scraper'
 import { formatTime, taskStatusMeta } from '../StrmManagePage'
-
-export const PROVIDER_LABELS: Record<string, string> = {
-  tmdb: 'TheMovieDB',
-  douban: '豆瓣 Douban',
-  bangumi: 'Bangumi 番组计划',
-  thetvdb: 'TheTVDB',
-  metatube: 'MetaTube',
-}
-
-export const TYPE_LABELS: Record<string, string> = {
-  movie: '电影',
-  tv: '剧集',
-  anime: '动漫',
-  adult: 'Adult',
-}
+import { PROVIDER_LABELS, TYPE_LABELS } from './scrapeLabels'
 
 export function ScrapeDetailModal({
   task,

web/src/pages/scraper-queue/scrapeLabels.ts

@@ -0,0 +1,14 @@
+export const PROVIDER_LABELS: Record<string, string> = {
+  tmdb: 'TheMovieDB',
+  douban: '豆瓣 Douban',
+  bangumi: 'Bangumi 番组计划',
+  thetvdb: 'TheTVDB',
+  metatube: 'MetaTube',
+}
+
+export const TYPE_LABELS: Record<string, string> = {
+  movie: '电影',
+  tv: '剧集',
+  anime: '动漫',
+  adult: 'Adult',
+}

web/src/pages/strm-queue/TaskDetailModal.tsx

@@ -1,26 +1,9 @@
-import type { ReactNode } from 'react'
-import { AlertCircle, Ban, Copy, FileText, Film, Image as ImageIcon, File, MessageSquare, RefreshCw, Trash2, X } from 'lucide-react'
+import { AlertCircle, Ban, Copy, RefreshCw, Trash2, X } from 'lucide-react'
 
 import type { StrmTask } from '../../types/strm'
 import { STRM_PROVIDER_LABELS } from '../../types/strm'
 import { formatBytes, formatTime, taskStatusMeta } from '../StrmManagePage'
-
-export function getFileIcon(filename: string): ReactNode {
-  const ext = filename.split('.').pop()?.toLowerCase() ?? ''
-  if (['nfo', 'txt', 'xml', 'json'].includes(ext)) {
-    return <FileText size={15} className="text-amber-500 shrink-0" />
-  }
-  if (['jpg', 'jpeg', 'png', 'webp', 'bmp', 'gif', 'svg'].includes(ext)) {
-    return <ImageIcon size={15} className="text-blue-500 shrink-0" />
-  }
-  if (['srt', 'ass', 'ssa', 'sub', 'vtt'].includes(ext)) {
-    return <MessageSquare size={15} className="text-purple-500 shrink-0" />
-  }
-  if (['mkv', 'mp4', 'avi', 'mov', 'wmv', 'ts', 'flv', 'iso', 'm4v', 'strm'].includes(ext)) {
-    return <Film size={15} className="text-emerald-500 shrink-0" />
-  }
-  return <File size={15} className="text-gray-400 shrink-0" />
-}
+import { getFileIcon } from './taskFileIcon'
 
 export function TaskDetailModal({
   task,

web/src/pages/strm-queue/taskFileIcon.tsx

@@ -0,0 +1,19 @@
+import type { ReactNode } from 'react'
+import { File, FileText, Film, Image as ImageIcon, MessageSquare } from 'lucide-react'
+
+export function getFileIcon(filename: string): ReactNode {
+  const ext = filename.split('.').pop()?.toLowerCase() ?? ''
+  if (['nfo', 'txt', 'xml', 'json'].includes(ext)) {
+    return <FileText size={15} className="text-amber-500 shrink-0" />
+  }
+  if (['jpg', 'jpeg', 'png', 'webp', 'bmp', 'gif', 'svg'].includes(ext)) {
+    return <ImageIcon size={15} className="text-blue-500 shrink-0" />
+  }
+  if (['srt', 'ass', 'ssa', 'sub', 'vtt'].includes(ext)) {
+    return <MessageSquare size={15} className="text-purple-500 shrink-0" />
+  }
+  if (['mkv', 'mp4', 'avi', 'mov', 'wmv', 'ts', 'flv', 'iso', 'm4v', 'strm'].includes(ext)) {
+    return <Film size={15} className="text-emerald-500 shrink-0" />
+  }
+  return <File size={15} className="text-gray-400 shrink-0" />
+}

web/src/pages/useAdminLibraryPanel.ts

@@ -180,7 +180,7 @@ function useLibraryActions(refresh: () => Promise<void>) {
   }
 
   const toggleCarouselLibrary = async (library: Library) => {
-    const next = !Boolean(library.carousel_enabled)
+    const next = !library.carousel_enabled
     await libraryAPI.update(library.id, { carousel_enabled: next })
     toast.success(next ? `「${library.name}」已加入首页轮播` : `「${library.name}」已移出首页轮播`)
     await refresh()

web/src/pages/useLibrarySeriesSelection.ts

@@ -1,7 +1,14 @@
 import { useEffect, useMemo } from 'react'
 
 import type { Media } from '../types'
-import { getSeriesKey, type SeriesCard } from '../utils/groupSeries'
+import {
+  expandSeriesMediaVersions,
+  getSeriesKey,
+  isTheatricalFeature,
+  seasonSortOrder,
+  specialSectionForMedia,
+  type SeriesCard,
+} from '../utils/groupSeries'
 
 type SeasonEpisodes = {
   season: number
@@ -47,7 +54,9 @@ export function useLibrarySeriesSelection({
       : sourceItems.filter((m) => getSeriesKey(m) === selectedSeries.key)
     const seasons = new Map<number, Media[]>()
     for (const ep of eps) {
-      const s = ep.episode_num > 0 ? (ep.season_num ?? 0) : (ep.season_num || 1)
+      const specialSection = specialSectionForMedia(ep)
+      const s = specialSection ??
+        (ep.episode_num > 0 ? (ep.season_num ?? 0) : (ep.season_num || 1))
       if (!seasons.has(s)) seasons.set(s, [])
       seasons.get(s)!.push(ep)
     }
@@ -55,7 +64,7 @@ export function useLibrarySeriesSelection({
       list.sort((a, b) => (a.episode_num || 0) - (b.episode_num || 0))
     }
     return Array.from(seasons.entries())
-      .sort(([a], [b]) => a - b)
+      .sort(([a], [b]) => seasonSortOrder(a) - seasonSortOrder(b))
       .map(([season, episodes]) => ({ season, episodes }))
   }, [isSeriesLibrary, selectedSeries, items, seriesEpisodeItems])
 
@@ -69,11 +78,17 @@ export function useLibrarySeriesSelection({
     [selectedEpisodes],
   )
 
-  const selectedSeriesMediaIDs = useMemo(
-    () => selectedSeriesEpisodes.map((ep) => ep.id),
+  // 批量/整剧操作必须覆盖被折叠进 versions 的每一行, 否则只作用到代表行。
+  const selectedSeriesAllEpisodes = useMemo(
+    () => expandSeriesMediaVersions(selectedSeriesEpisodes),
     [selectedSeriesEpisodes],
   )
 
+  const selectedSeriesMediaIDs = useMemo(
+    () => selectedSeriesAllEpisodes.filter((ep) => !isTheatricalFeature(ep)).map((ep) => ep.id),
+    [selectedSeriesAllEpisodes],
+  )
+
   useEffect(() => {
     if (loading) return
     if (!isSeries) {
@@ -123,6 +138,7 @@ export function useLibrarySeriesSelection({
     selectedEpisodes,
     visibleEpisodes,
     selectedSeriesEpisodes,
+    selectedSeriesAllEpisodes,
     selectedSeriesMediaIDs,
     handleSeriesClick,
     clearSelectedSeries,

web/src/pages/useMediaDetailPageState.ts

@@ -8,6 +8,7 @@ import { playbackAPI } from '../api/playback'
 import { confirmActionResult } from '../components/confirmAction'
 import { useEpisodeArtworkPreference } from '../hooks/useEpisodeArtworkPreference'
 import type { Media } from '../types'
+import { seasonSortOrder } from '../utils/groupSeries'
 import { mediaLibraryBackTarget } from './MediaDetailPageModel'
 
 interface MediaDetailPageStateParams {
@@ -77,7 +78,7 @@ export function useMediaDetailPageState({ id, navigate }: MediaDetailPageStatePa
       list.sort((a, b) => (a.episode_num || 0) - (b.episode_num || 0))
     }
     return Array.from(seasons.entries())
-      .sort(([a], [b]) => a - b)
+      .sort(([a], [b]) => seasonSortOrder(a) - seasonSortOrder(b))
       .map(([season, list]) => ({ season, episodes: list }))
   }, [episodes])
 

web/src/types/auth.ts

@@ -7,6 +7,7 @@ export interface User {
   email?: string
   avatar_url?: string
   hide_adult?: boolean
+  subtitle_chinese_mode?: 'original' | 'simplified' | 'traditional'
   force_password_reset: boolean
   is_active: boolean
   allowed_library_ids?: string[]

web/src/utils/groupSeries.ts

@@ -38,6 +38,18 @@ export type SeriesCard = {
   last_added_at?: string
 }
 
+export const THEATRICAL_SEASON = -1
+export const OVA_SEASON = -2
+export const OAD_SEASON = -3
+export const OVD_SEASON = -4
+export const ONA_SEASON = -5
+export const EXTRA_SEASON = -6
+export const BONUS_SEASON = -7
+export const OMAKE_SEASON = -8
+export const PICTURE_DRAMA_SEASON = -9
+export const NCOP_SEASON = -10
+export const NCED_SEASON = -11
+
 export function getSeriesKey(media: Media): string {
   return compactSeriesKey(getSeriesRawKey(media))
 }
@@ -90,16 +102,123 @@ export function isEpisodeLike(media: Media): boolean {
 // 剧集类目录名(电视剧/动漫及其二级分类)。媒体路径落在这些目录下时, 即便
 // 季集号未识别出来, 也应按剧集对待, 跳转到 /library 分类视图而非 /media 单页。
 const EPISODIC_PATH_RE =
-  /[\\/](?:电视剧|剧集|连续剧|短剧|国产剧|国剧|大陆剧|华语剧|国产电视剧|大陆电视剧|华语电视剧|欧美剧|欧美电视剧|美剧|英剧|日韩剧|日韩电视剧|日剧|韩剧|港剧|台剧|港台剧|泰剧|综艺|纪录片|儿童|动漫|番剧|国漫|日番|韩漫|美漫|欧美动漫|欧美动画|其他动漫|anime|tv|series|shows?|season[\s._-]*\d|s\d{1,2}(?:[\s._-]|[\\/])|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|extras?|bonus(?:es)?|omake|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇)[\\/]/i
+  /[\\/](?:电视剧|剧集|连续剧|短剧|国产剧|国剧|大陆剧|华语剧|国产电视剧|大陆电视剧|华语电视剧|欧美剧|欧美电视剧|美剧|英剧|日韩剧|日韩电视剧|日剧|韩剧|港剧|台剧|港台剧|泰剧|综艺|纪录片|儿童|动漫|番剧|国漫|日番|韩漫|美漫|欧美动漫|欧美动画|其他动漫|anime|tv|series|shows?|season[\s._-]*\d|s\d{1,2}(?:[\s._-]|[\\/])|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇|画像特典)[\\/]/i
+
+const THEATRICAL_TITLE_RE =
+  /(?:剧场版|劇場版|动画电影|動畫電影|电影版|電影版|\bthe\s+movie\b|\bmovie\s*\d{1,2}\b)/i
+
+const THEATRICAL_FOLDER_NAME_RE =
+  /(?:剧场版|劇場版|动画电影|動畫電影|电影版|電影版)/i
+
+const THEATRICAL_FOLDER_RE =
+  /[\\/][^\\/]*(?:剧场版|劇場版|动画电影|動畫電影|电影版|電影版)[^\\/]*[\\/]/
 
 const SEASON_FOLDER_RE =
-  /^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*[0-9一二三四五六七八九十百零两]+\s*季|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|extras?|bonus(?:es)?|omake|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇)$/i
+  /^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*[0-9一二三四五六七八九十百零两]+\s*季|special[\s._-]*episodes?|specials?|sp|ovas?|oads?|ovds?|onas?|extras?|bonus(?:es)?|omake|picture[\s._-]*drama|ncop|nced|特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇|画像特典|剧场版|劇場版|动画电影|動畫電影)$/i
 
 export function pathLooksEpisodic(media: Media): boolean {
   const path = (media.path || media.display_library_path || media.library_path || '')
   return EPISODIC_PATH_RE.test(path)
 }
 
+export function isTheatricalFeature(media: Media): boolean {
+  const path = media.path || ''
+  if (SERIES_FILE_EPISODE_RE.test(path)) return false
+  return THEATRICAL_TITLE_RE.test(`${media.title || ''} ${path}`) || THEATRICAL_FOLDER_RE.test(path)
+}
+
+/**
+ * 把剧集列表展开成"每一行 media"。
+ *
+ * 剧集接口会把同一集的多版本(含被误判折叠的行)合成一个 item, 真实的行放在
+ * `versions` 里, 顶层只保留代表行。批量操作(整剧匹配 / 整剧刮削 / 编辑整剧 /
+ * 删除整剧)必须作用到每一行, 否则只会更新代表行, 折叠掉的版本被漏掉。
+ *
+ * 注意 `versions` 已包含代表行本身, 因此命中 versions 时不要再额外加回 item,
+ * 否则会重复。仅用于「操作」而非展示——展示仍按折叠后的剧集渲染版本切换器。
+ */
+export function expandSeriesMediaVersions(episodes: Media[] = []): Media[] {
+  const out: Media[] = []
+  const seen = new Set<string>()
+  for (const ep of episodes) {
+    if (!ep) continue
+    const rows = ep.versions && ep.versions.length > 0 ? ep.versions : [ep]
+    for (const row of rows) {
+      if (!row || !row.id || seen.has(row.id)) continue
+      seen.add(row.id)
+      out.push(row)
+    }
+  }
+  return out
+}
+
+const SPECIAL_SECTION_PATTERNS: Array<[number, RegExp]> = [
+  [OVA_SEASON, /(?:^|[^a-z0-9])ovas?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+  [OAD_SEASON, /(?:^|[^a-z0-9])oads?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+  [OVD_SEASON, /(?:^|[^a-z0-9])ovds?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+  [ONA_SEASON, /(?:^|[^a-z0-9])onas?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+  [PICTURE_DRAMA_SEASON, /(?:^|[^a-z0-9])(?:picture[\s._-]*drama|画像特典)(?:[^a-z0-9]|$)/i],
+  [NCOP_SEASON, /(?:^|[^a-z0-9])ncop(?:\d+)?(?:[^a-z0-9]|$)/i],
+  [NCED_SEASON, /(?:^|[^a-z0-9])nced(?:\d+)?(?:[^a-z0-9]|$)/i],
+  [EXTRA_SEASON, /(?:^|[^a-z0-9])extras?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+  [BONUS_SEASON, /(?:^|[^a-z0-9])bonus(?:es)?(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+  [OMAKE_SEASON, /(?:^|[^a-z0-9])omake(?:[\s._-]*\d+)?(?:[^a-z0-9]|$)/i],
+]
+
+export function specialSectionForMedia(media: Media): number | null {
+  if (isTheatricalFeature(media)) return THEATRICAL_SEASON
+  const parts = (media.path || '').split(/[\\/]+/).filter(Boolean)
+  for (const part of parts) {
+    for (const [section, pattern] of SPECIAL_SECTION_PATTERNS) {
+      if (pattern.test(part)) return section
+    }
+  }
+  return null
+}
+
+/**
+ * 季按钮显示顺序:第一季、第二季 … 第 XX 季 → 特别篇 → 剧场版 → OVA → OAD → 其余特典。
+ *
+ * 正片季(季号 > 0)按季号升序排最前;特殊分区(0 / 负数季)按固定优先级排在后面。
+ * 各季分组页(剧集库 / 详情页 / 播放器选集)共用这一顺序,避免三处各排各的。
+ */
+export function seasonSortOrder(season: number): number {
+  if (season > 0) return season
+  switch (season) {
+    case 0: return 1000 // 特别篇紧随正片
+    case THEATRICAL_SEASON: return 1001 // 剧场版
+    case OVA_SEASON: return 1002
+    case OAD_SEASON: return 1003
+    case OVD_SEASON: return 1004
+    case ONA_SEASON: return 1005
+    case EXTRA_SEASON: return 1006
+    case BONUS_SEASON: return 1007
+    case OMAKE_SEASON: return 1008
+    case PICTURE_DRAMA_SEASON: return 1009
+    case NCOP_SEASON: return 1010
+    case NCED_SEASON: return 1011
+    default: return 2000 // 未知季兜底,排最后
+  }
+}
+
+export function seasonLabel(season: number): string {
+  switch (season) {
+    case 0: return '特别篇'
+    case THEATRICAL_SEASON: return '剧场版'
+    case OVA_SEASON: return 'OVA'
+    case OAD_SEASON: return 'OAD'
+    case OVD_SEASON: return 'OVD'
+    case ONA_SEASON: return 'ONA'
+    case EXTRA_SEASON: return 'Extra'
+    case BONUS_SEASON: return 'Bonus'
+    case OMAKE_SEASON: return 'Omake'
+    case PICTURE_DRAMA_SEASON: return 'Picture Drama'
+    case NCOP_SEASON: return 'NCOP'
+    case NCED_SEASON: return 'NCED'
+    default: return `第 ${season} 季`
+  }
+}
+
 export function isSeriesCard(card: SeriesCard): boolean {
   return (
     card.count > 1 ||
@@ -156,10 +275,10 @@ function normalizeTitle(value?: string): string {
 }
 
 const SERIES_SPECIAL_CODE_RE =
-  /\s*[[(（【]?\s*(?:s0+\s*e?\s*\d+|season\s*0+(?:\s*episode)?\s*\d*|special(?:\s*episode)?s?\s*\d*|sp\s*\d*|ovas?\s*\d*|oads?\s*\d*|extras?\s*\d*|bonus(?:es)?\s*\d*|omake\s*\d*)\s*[\])）】]?$/i
+  /\s*[[(（【]?\s*(?:s0+\s*e?\s*\d+|season\s*0+(?:\s*episode)?\s*\d*|special(?:\s*episode)?s?\s*\d*|sp\s*\d*|ovas?\s*\d*|oads?\s*\d*|ovds?\s*\d*|onas?\s*\d*|extras?\s*\d*|bonus(?:es)?\s*\d*|omake\s*\d*|picture[\s._-]*drama\s*\d*|ncop\s*\d*|nced\s*\d*)\s*[\])）】]?$/i
 
 const SERIES_SPECIAL_CJK_RE =
-  /\s*[[(（【]?\s*(?:特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇)(?:\s*第?\s*[0-9一二三四五六七八九十百零两]+(?:[集话話期])?)?\s*[\])）】]?$/i
+  /\s*[[(（【]?\s*(?:特别篇|特別篇|番外篇?|特典|外传|外傳|总集篇|總集篇|画像特典)(?:\s*第?\s*[0-9一二三四五六七八九十百零两]+(?:[集话話期])?)?\s*[\])）】]?$/i
 
 function normalizePathSeriesTitle(value?: string): string {
   const title = normalizeTitle(value)
@@ -257,16 +376,20 @@ function seriesDirectoryNameFromPath(path?: string): string {
   if (parts.length < 2) return ''
   let dirIndex = parts.length - 2
   const lastPart = parts[parts.length - 1]
-  if (!seriesPathPartLooksLikeFile(lastPart) && !SEASON_FOLDER_RE.test(lastPart)) {
+  if (!seriesPathPartLooksLikeFile(lastPart) && !isSeriesContainerFolder(lastPart)) {
     dirIndex = parts.length - 1
   }
-  while (dirIndex >= 0 && SEASON_FOLDER_RE.test(parts[dirIndex])) {
+  while (dirIndex >= 0 && isSeriesContainerFolder(parts[dirIndex])) {
     dirIndex -= 1
   }
   if (dirIndex < 0) return ''
   return parts[dirIndex]
 }
 
+function isSeriesContainerFolder(name: string): boolean {
+  return SEASON_FOLDER_RE.test(name) || THEATRICAL_FOLDER_NAME_RE.test(name)
+}
+
 function seriesExternalIDFromPath(path?: string): string {
   const part = seriesDirectoryNameFromPath(path)
   if (!part) return ''

web/src/utils/mediaVersion.ts

@@ -1,33 +1,62 @@
 import type { Media } from '../types'
 
-/** 从路径 / strm URL 推断容器扩展名（mkv/mp4…）。 */
+const VIDEO_EXTENSIONS = new Set([
+  'mkv', 'mp4', 'm4v', 'avi', 'mov', 'webm', 'flv', 'wmv', 'ts', 'm2ts', 'mts', 'vob', 'rmvb', 'rm', 'iso',
+])
+
+export function isStrmMedia(media?: Media | null): boolean {
+  if (!media) return false
+  const path = (media.path || '').toLowerCase()
+  const strmUrl = (media.strm_url || '').toLowerCase()
+  return path.endsWith('.strm') || path.startsWith('cloud://') || Boolean(strmUrl.trim())
+}
+
+/** 从路径 / strm URL 推断真实视频容器扩展名（mkv/mp4…）。 */
 export function mediaVersionContainer(media: Media): string {
+  const explicit = (media.container || '').trim().toLowerCase().replace(/^\./, '')
+  if (explicit && explicit !== 'strm' && VIDEO_EXTENSIONS.has(explicit)) {
+    return explicit
+  }
+
   const path = (media.path || '').replace(/\\/g, '/')
   const base = path.split('/').pop() || ''
   const ext = base.includes('.') ? base.slice(base.lastIndexOf('.')).toLowerCase() : ''
-  let name = ext ? base.slice(0, -ext.length) : base
+  const name = ext ? base.slice(0, -ext.length) : base
+
   if (ext === '.strm') {
-    const second = name.includes('.') ? name.slice(name.lastIndexOf('.')).toLowerCase() : ''
-    if (second && second !== '.strm') {
-      return second.replace(/^\./, '')
+    const second = name.includes('.') ? name.slice(name.lastIndexOf('.')).toLowerCase().replace(/^\./, '') : ''
+    if (second && VIDEO_EXTENSIONS.has(second)) {
+      return second
     }
+
     const strm = (media.strm_url || '').toLowerCase()
-    const marker = '/video.'
-    const idx = strm.lastIndexOf(marker)
-    if (idx >= 0) {
-      let rest = strm.slice(idx + marker.length)
-      const end = rest.search(/[?#&/]/)
-      if (end >= 0) rest = rest.slice(0, end)
-      rest = rest.replace(/^\./, '').trim()
-      if (rest) return rest
+    if (strm) {
+      // 1. /video.mkv 或 /video.mp4 模式
+      const marker = '/video.'
+      const idx = strm.lastIndexOf(marker)
+      if (idx >= 0) {
+        let rest = strm.slice(idx + marker.length)
+        const end = rest.search(/[?#&/]/)
+        if (end >= 0) rest = rest.slice(0, end)
+        rest = rest.replace(/^\./, '').trim()
+        if (rest && VIDEO_EXTENSIONS.has(rest)) return rest
+      }
+
+      // 2. 从 query 参数（如 ref=/movies/abc.mkv 或 path=...）或 pathname 里匹配扩展名
+      const match = strm.match(/\.(mkv|mp4|m4v|avi|mov|webm|flv|wmv|ts|m2ts|iso)(?=[?#&/]|$)/i)
+      if (match?.[1]) {
+        return match[1].toLowerCase()
+      }
     }
     return 'strm'
   }
-  return ext.replace(/^\./, '')
+
+  const cleanExt = ext.replace(/^\./, '')
+  return VIDEO_EXTENSIONS.has(cleanExt) ? cleanExt : cleanExt
 }
 
 function formatSize(bytes: number): string {
-  if (!bytes || bytes < 1024) return bytes ? `${bytes} B` : ''
+  if (!bytes || bytes < 1024) return ''
   const units = ['KB', 'MB', 'GB', 'TB']
   let value = bytes
   let unit = -1
@@ -38,19 +67,99 @@ function formatSize(bytes: number): string {
   return `${value.toFixed(1)} ${units[unit]}`
 }
 
-/** 版本切换展示名：分辨率 · 容器 · 编码 · 体积，缺省回退文件名。 */
+/** 从文件名/路径中提取质量或规格标签（如 4K, 2160p, REMUX, HDR, 1080p, 60fps 等） */
+function extractQualityKeywords(text: string): string[] {
+  const result: string[] = []
+  const upper = text.toUpperCase()
+
+  // 分辨率
+  if (/\b(4K|2160P|UHD)\b/i.test(upper)) result.push('4K')
+  else if (/\b(1080P|FHD)\b/i.test(upper)) result.push('1080p')
+  else if (/\b(720P|HD)\b/i.test(upper)) result.push('720p')
+
+  // 格式/版本规格
+  if (/\bREMUX\b/i.test(upper)) result.push('REMUX')
+  else if (/\b(BLURAY|BLU-RAY|BD)\b/i.test(upper)) result.push('BluRay')
+  else if (/\b(WEB-?DL|WEBRIP)\b/i.test(upper)) result.push('WEB-DL')
+
+  // 动态范围/画质技术
+  if (/\b(DV|DOVI|DOLBY[\s._-]?VISION)\b/i.test(upper)) result.push('DV')
+  if (/\b(HDR10\+|HDR10PLUS)\b/i.test(upper)) result.push('HDR10+')
+  else if (/\bHDR\b/i.test(upper) && !result.includes('DV')) result.push('HDR')
+
+  // 帧率
+  if (/\b(60FPS|120FPS)\b/i.test(upper)) {
+    const fpsMatch = upper.match(/\b(60FPS|120FPS)\b/i)
+    if (fpsMatch) result.push(fpsMatch[1])
+  }
+
+  return result
+}
+
+/** 清理文件名以用作干净的兜底展示 */
+function cleanFallbackFilename(raw: string): string {
+  let name = raw.replace(/\\/g, '/').split('/').pop() || ''
+  // 去除 .strm 及前缀扩展名
+  name = name.replace(/\.strm$/i, '')
+  name = name.replace(/\.(mkv|mp4|m4v|avi|mov|webm|flv|wmv|ts|iso)$/i, '')
+  // 替换连续的点或下划线为空格
+  name = name.replace(/[._]+/g, ' ').trim()
+  return name
+}
+
+/** 版本切换展示名：分辨率 · 容器 · 编码 · 体积 / 规格 / 来源标签。 */
 export function mediaVersionLabel(media: Media): string {
+  const isStrm = isStrmMedia(media)
   const parts: string[] = []
-  if (media.height > 0) parts.push(`${media.height}p`)
-  else if (media.width > 0) parts.push(`${media.width}w`)
+
+  // 1. 分辨率（优先从媒体元数据获取，其次从路径中提取）
+  if (media.height > 0) {
+    if (media.height >= 2100) parts.push('4K')
+    else parts.push(`${media.height}p`)
+  } else if (media.width > 0) {
+    if (media.width >= 3800) parts.push('4K')
+    else parts.push(`${media.width}w`)
+  }
+
+  // 2. 容器
   const container = mediaVersionContainer(media)
-  if (container && container !== 'strm') parts.push(container.toUpperCase())
-  if (media.video_codec?.trim()) parts.push(media.video_codec.trim().toUpperCase())
-  const size = formatSize(media.size_bytes)
-  if (size) parts.push(size)
-  if (parts.length > 0) return parts.join(' · ')
-  const base = (media.path || '').replace(/\\/g, '/').split('/').pop()
-  return base || media.title || media.id
+  if (container && container !== 'strm') {
+    parts.push(container.toUpperCase())
+  }
+
+  // 3. 视频编码
+  if (media.video_codec?.trim()) {
+    parts.push(media.video_codec.trim().toUpperCase())
+  }
+
+  // 4. 从文件名/路径补充规格特征（针对 STRM 缺乏探测数据时的关键画质提示）
+  const pathKeywords = extractQualityKeywords(`${media.path || ''} ${media.strm_url || ''}`)
+  for (const kw of pathKeywords) {
+    // 避免重复（如已经有了 4K / 1080p）
+    if (!parts.some((p) => p.toUpperCase() === kw.toUpperCase())) {
+      parts.push(kw)
+    }
+  }
+
+  // 5. 文件大小：过滤掉本地 STRM 占位小文件（< 1MB 的 STRM 索引通常不是真实视频大小）
+  const isPlaceholderSize = isStrm && media.size_bytes > 0 && media.size_bytes < 1024 * 1024
+  if (media.size_bytes > 0 && !isPlaceholderSize) {
+    const size = formatSize(media.size_bytes)
+    if (size) parts.push(size)
+  }
+
+  // 6. 如果仍然没有解析出足够特征，标记来源（云盘 / STRM）
+  if (isStrm && !parts.some((p) => ['4K', '1080P', '720P', 'REMUX', 'WEB-DL', 'MKV', 'MP4'].includes(p.toUpperCase()))) {
+    parts.push('云端直链')
+  }
+
+  if (parts.length > 0) {
+    return parts.join(' · ')
+  }
+
+  // 兜底：使用清理后的文件名
+  const cleaned = cleanFallbackFilename(media.path || '')
+  return cleaned || media.title || media.id
 }
 
 export function mediaVersionsOf(media: Media | null | undefined): Media[] {

web/src/utils/subtitleASS.ts

@@ -0,0 +1,32 @@
+export type SubtitleChineseConverter = (text: string) => string
+
+function commaIndexAtField(line: string, fieldCount: number): number {
+  let index = -1
+  for (let field = 0; field < fieldCount; field += 1) {
+    index = line.indexOf(',', index + 1)
+    if (index < 0) return -1
+  }
+  return index
+}
+
+/**
+ * Convert only the Text column of ASS/SSA Dialogue lines. ASS styling tags,
+ * drawings, timing and positioning metadata are bytes-for-bytes preserved so
+ * the event can still be rendered by libass after a Chinese conversion.
+ */
+export function convertASSContent(
+  content: string,
+  convert: SubtitleChineseConverter,
+): string {
+  return content
+    .replace(/^\uFEFF/, '')
+    .split(/\r?\n/)
+    .map((line) => {
+      const lower = line.toLowerCase()
+      if (!lower.startsWith('dialogue:')) return line
+      const textIndex = commaIndexAtField(line, 9)
+      if (textIndex < 0) return line
+      return `${line.slice(0, textIndex + 1)}${convert(line.slice(textIndex + 1))}`
+    })
+    .join('\n')
+}

web/src/utils/subtitleChinese.ts

@@ -0,0 +1,30 @@
+export type SubtitleChineseMode = 'original' | 'simplified' | 'traditional'
+
+type ChineseConverter = (text: string) => string
+
+const identity: ChineseConverter = (text) => text
+
+export function normalizeSubtitleChineseMode(value: unknown): SubtitleChineseMode {
+  return value === 'simplified' || value === 'traditional' ? value : 'original'
+}
+
+let simplifiedConverter: Promise<ChineseConverter> | undefined
+let traditionalConverter: Promise<ChineseConverter> | undefined
+
+export function loadSubtitleChineseConverter(
+  mode: SubtitleChineseMode,
+): Promise<ChineseConverter> {
+  if (mode === 'original') return Promise.resolve(identity)
+
+  if (mode === 'simplified') {
+    simplifiedConverter ??= import('opencc-js/t2cn').then(({ Converter }) =>
+      Converter({ from: 't', to: 'cn' }),
+    )
+    return simplifiedConverter
+  }
+
+  traditionalConverter ??= import('opencc-js/cn2t').then(({ Converter }) =>
+    Converter({ from: 'cn', to: 'tw' }),
+  )
+  return traditionalConverter
+}

web/src/utils/subtitleDisplay.ts

@@ -0,0 +1,99 @@
+import type { CSSProperties } from 'react'
+
+export type SubtitlePosition = 'auto' | 'bottom' | 'lower' | 'middle' | 'top'
+export type SubtitleStylePreset = 'shadow' | 'outline' | 'box'
+
+export const SUBTITLE_POSITION_OPTIONS: Array<[SubtitlePosition, string]> = [
+  ['auto', '默认位置'],
+  ['bottom', '贴底'],
+  ['lower', '下方'],
+  ['middle', '居中'],
+  ['top', '顶部'],
+]
+
+export const SUBTITLE_STYLE_OPTIONS: Array<[SubtitleStylePreset, string]> = [
+  ['shadow', '柔和阴影'],
+  ['outline', '黑边描边'],
+  ['box', '半透明底衬'],
+]
+
+const POSITION_KEY = 'mebox.subtitle.position'
+const STYLE_KEY = 'mebox.subtitle.style'
+
+export function normalizeSubtitlePosition(value: unknown): SubtitlePosition {
+  return value === 'bottom' || value === 'lower' || value === 'middle' || value === 'top'
+    ? value
+    : 'auto'
+}
+
+export function normalizeSubtitleStyle(value: unknown): SubtitleStylePreset {
+  return value === 'outline' || value === 'box' ? value : 'shadow'
+}
+
+export function loadSubtitlePosition(): SubtitlePosition {
+  if (typeof window === 'undefined') return 'auto'
+  try {
+    return normalizeSubtitlePosition(window.localStorage.getItem(POSITION_KEY))
+  } catch {
+    return 'auto'
+  }
+}
+
+export function loadSubtitleStyle(): SubtitleStylePreset {
+  if (typeof window === 'undefined') return 'shadow'
+  try {
+    return normalizeSubtitleStyle(window.localStorage.getItem(STYLE_KEY))
+  } catch {
+    return 'shadow'
+  }
+}
+
+export function saveSubtitlePosition(position: SubtitlePosition): void {
+  try {
+    window.localStorage.setItem(POSITION_KEY, position)
+  } catch {
+    // localStorage may be unavailable in private mode; the player still works.
+  }
+}
+
+export function saveSubtitleStyle(style: SubtitleStylePreset): void {
+  try {
+    window.localStorage.setItem(STYLE_KEY, style)
+  } catch {
+    // localStorage may be unavailable in private mode; the player still works.
+  }
+}
+
+export function subtitleTextStyle(style: SubtitleStylePreset): CSSProperties {
+  if (style === 'outline') {
+    return {
+      fontWeight: 700,
+      textShadow: [
+        '-1.5px 0 #000',
+        '1.5px 0 #000',
+        '0 -1.5px #000',
+        '0 1.5px #000',
+        '-1px -1px #000',
+        '1px -1px #000',
+        '-1px 1px #000',
+        '1px 1px #000',
+      ].join(', '),
+    }
+  }
+  if (style === 'box') {
+    return {
+      fontWeight: 600,
+      background: 'rgba(0, 0, 0, 0.72)',
+      padding: '0.16em 0.5em',
+      borderRadius: '0.24em',
+      boxDecorationBreak: 'clone',
+      WebkitBoxDecorationBreak: 'clone',
+      textShadow: '0 1px 2px rgba(0, 0, 0, 0.85)',
+    }
+  }
+  return {
+    fontWeight: 500,
+    textShadow:
+      '0 1px 3px rgba(0, 0, 0, 0.95), 0 0 8px rgba(0, 0, 0, 0.85), 0 0 16px rgba(0, 0, 0, 0.65)',
+  }
+}

web/src/utils/subtitleVTT.ts

@@ -0,0 +1,94 @@
+export type SubtitleCueAlignment = 'start' | 'center' | 'end' | 'left' | 'right'
+export type SubtitleCueVertical = 'rl' | 'lr'
+export type SubtitleCuePositionAlignment = SubtitleCueAlignment | 'line-left' | 'line-right' | 'auto'
+
+export type SubtitleCueSettings = {
+  align?: SubtitleCueAlignment
+  line?: string
+  lineAlign?: SubtitleCueAlignment
+  position?: number
+  positionAlign?: SubtitleCuePositionAlignment
+  size?: number
+  vertical?: SubtitleCueVertical
+}
+
+export type SubtitleCue = {
+  startTime: number
+  endTime: number
+  text: string
+  settings: SubtitleCueSettings
+}
+
+function parseVTTTimestamp(value: string): number {
+  const parts = value.trim().replace(',', '.').split(':')
+  if (parts.length !== 2 && parts.length !== 3) return Number.NaN
+  const seconds = Number(parts.pop())
+  const minutes = Number(parts.pop())
+  const hours = parts.length > 0 ? Number(parts.pop()) : 0
+  if (![hours, minutes, seconds].every(Number.isFinite)) return Number.NaN
+  return hours * 3600 + minutes * 60 + seconds
+}
+
+function parseCueSettings(tokens: string[]): SubtitleCueSettings {
+  const settings: SubtitleCueSettings = {}
+  for (const token of tokens) {
+    const colon = token.indexOf(':')
+    if (colon <= 0) continue
+    const key = token.slice(0, colon).toLowerCase()
+    const value = token.slice(colon + 1)
+    if (key === 'align') {
+      if (['start', 'center', 'end', 'left', 'right'].includes(value)) {
+        settings.align = value as SubtitleCueAlignment
+      }
+    } else if (key === 'line') {
+      settings.line = value
+    } else if (key === 'linealign') {
+      if (['start', 'center', 'end'].includes(value)) {
+        settings.lineAlign = value as SubtitleCueAlignment
+      }
+    } else if (key === 'position') {
+      const position = Number.parseFloat(value)
+      if (Number.isFinite(position)) settings.position = Math.min(100, Math.max(0, position))
+    } else if (key === 'positionalign') {
+      if (['start', 'center', 'end', 'line-left', 'line-right', 'auto'].includes(value)) {
+        settings.positionAlign = value as SubtitleCuePositionAlignment
+      }
+    } else if (key === 'size') {
+      const size = Number.parseFloat(value)
+      if (Number.isFinite(size)) settings.size = Math.min(100, Math.max(0, size))
+    } else if (key === 'vertical') {
+      if (value === 'rl' || value === 'lr') settings.vertical = value
+    }
+  }
+  return settings
+}
+
+export function parseWebVTTCues(body: string): SubtitleCue[] {
+  const blocks = body
+    .replace(/^\uFEFF/, '')
+    .replace(/\r\n?/g, '\n')
+    .split(/\n{2,}/)
+  const cues: SubtitleCue[] = []
+
+  for (const block of blocks) {
+    const lines = block.split('\n')
+    const timingIndex = lines.findIndex((line) => line.includes('-->'))
+    if (timingIndex < 0) continue
+
+    const [rawStart, rawRest] = lines[timingIndex].split('-->', 2)
+    const rest = rawRest.trim().split(/\s+/)
+    const startTime = parseVTTTimestamp(rawStart)
+    const endTime = parseVTTTimestamp(rest[0] || '')
+    const text = lines.slice(timingIndex + 1).join('\n').trim()
+    if (Number.isFinite(startTime) && Number.isFinite(endTime) && endTime >= startTime && text) {
+      cues.push({
+        startTime,
+        endTime,
+        text,
+        settings: parseCueSettings(rest.slice(1)),
+      })
+    }
+  }
+
+  return cues
+}

web/vite.config.ts

@@ -21,6 +21,11 @@ export default defineConfig({
       },
     },
   },
+  worker: {
+    // JASSUB ships its libass worker as an ES module. Vite's default IIFE
+    // worker output cannot split that worker's own imports.
+    format: 'es',
+  },
   build: {
     outDir: 'dist',
     sourcemap: false,