bug处理

go.mod

@@ -11,42 +11,47 @@ require (
 	github.com/golang-jwt/jwt/v5 v5.2.2
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/websocket v1.5.3
+	github.com/metatube-community/metatube-sdk-go v1.4.0
 	github.com/redis/go-redis/v9 v9.7.0
 	github.com/shirou/gopsutil/v3 v3.24.5
 	github.com/spf13/viper v1.18.2
 	github.com/stretchr/testify v1.11.1
 	github.com/ulikunitz/xz v0.5.12
 	go.uber.org/zap v1.27.0
-	golang.org/x/crypto v0.48.0
-	golang.org/x/sys v0.41.0
+	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
-	gorm.io/driver/postgres v1.5.7
-	gorm.io/gorm v1.30.0
+	gorm.io/driver/postgres v1.6.0
+	gorm.io/gorm v1.31.1
 )
 
 require (
-	github.com/bytedance/gopkg v0.1.3 // indirect
+	github.com/bytedance/gopkg v0.1.4 // indirect
 	github.com/bytedance/sonic v1.15.0 // indirect
 	github.com/bytedance/sonic/loader v0.5.0 // indirect
 	github.com/cespare/xxhash/v2 v2.2.0 // indirect
 	github.com/cloudwego/base64x v0.1.6 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
+	github.com/disintegration/imaging v1.6.3-0.20201218193011-d40f48ce0f09 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
-	github.com/gabriel-vasile/mimetype v1.4.12 // indirect
+	github.com/esimov/pigo v1.4.7-0.20240801095032-7465ed14de47 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.13 // indirect
 	github.com/gin-contrib/sse v1.1.0 // indirect
-	github.com/glebarez/go-sqlite v1.21.2 // indirect
+	github.com/glebarez/go-sqlite v1.22.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
 	github.com/go-playground/validator/v10 v10.30.1 // indirect
-	github.com/goccy/go-json v0.10.5 // indirect
+	github.com/goccy/go-json v0.10.6 // indirect
 	github.com/goccy/go-yaml v1.19.2 // indirect
 	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
-	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
-	github.com/jackc/pgx/v5 v5.4.3 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
+	github.com/jackc/pgx/v5 v5.8.0 // indirect
+	github.com/jackc/puddle/v2 v2.2.2 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
@@ -58,6 +63,7 @@ require (
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/ncruces/go-strftime v1.0.0 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
@@ -79,14 +85,15 @@ require (
 	github.com/yusufpapurcu/wmi v1.2.4 // indirect
 	go.mongodb.org/mongo-driver/v2 v2.5.0 // indirect
 	go.uber.org/multierr v1.10.0 // indirect
-	golang.org/x/arch v0.22.0 // indirect
-	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
-	golang.org/x/net v0.51.0 // indirect
+	golang.org/x/arch v0.25.0 // indirect
+	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // 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
-	google.golang.org/protobuf v1.36.10 // indirect
+	google.golang.org/protobuf v1.36.11 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect
-	modernc.org/libc v1.22.5 // indirect
-	modernc.org/mathutil v1.5.0 // indirect
-	modernc.org/memory v1.5.0 // indirect
-	modernc.org/sqlite v1.23.1 // indirect
+	modernc.org/libc v1.70.0 // indirect
+	modernc.org/mathutil v1.7.1 // indirect
+	modernc.org/memory v1.11.0 // indirect
+	modernc.org/sqlite v1.47.0 // indirect
 )

go.sum

@@ -4,8 +4,8 @@ github.com/bsm/ginkgo/v2 v2.12.0 h1:Ny8MWAHyOepLGlLKYmXG4IEkioBysk6GpaRTLC8zwWs=
 github.com/bsm/ginkgo/v2 v2.12.0/go.mod h1:SwYbGRRDovPVboqFv0tPTcG1sN61LM1Z4ARdbAV9g4c=
 github.com/bsm/gomega v1.27.10 h1:yeMWxP2pV2fG3FgAODIY8EiRE3dy0aeFYt4l7wh6yKA=
 github.com/bsm/gomega v1.27.10/go.mod h1:JyEr/xRbxbtgWNi8tIEVPUYZ5Dzef52k01W3YH0H+O0=
-github.com/bytedance/gopkg v0.1.3 h1:TPBSwH8RsouGCBcMBktLt1AymVo2TVsBVCY4b6TnZ/M=
-github.com/bytedance/gopkg v0.1.3/go.mod h1:576VvJ+eJgyCzdjS+c4+77QF3p7ubbtiKARP3TxducM=
+github.com/bytedance/gopkg v0.1.4 h1:oZnQwnX82KAIWb7033bEwtxvTqXcYMxDBaQxo5JJHWM=
+github.com/bytedance/gopkg v0.1.4/go.mod h1:v1zWfPm21Fb+OsyXN2VAHdL6TBb2L88anLQgdyje6R4=
 github.com/bytedance/sonic v1.15.0 h1:/PXeWFaR5ElNcVE84U0dOHjiMHQOwNIx3K4ymzh/uSE=
 github.com/bytedance/sonic v1.15.0/go.mod h1:tFkWrPz0/CUCLEF4ri4UkHekCIcdnkqXw9VduqpJh0k=
 github.com/bytedance/sonic/loader v0.5.0 h1:gXH3KVnatgY7loH5/TkeVyXPfESoqSBSBEiDd5VjlgE=
@@ -20,22 +20,26 @@ github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1
 github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78=
 github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
+github.com/disintegration/imaging v1.6.3-0.20201218193011-d40f48ce0f09 h1:MJFqtdxTq94XqUgg7DcGCaOIXrDTJE/tPHK66Jshguc=
+github.com/disintegration/imaging v1.6.3-0.20201218193011-d40f48ce0f09/go.mod h1:44/5580QXChDfwIclfc/PCwrr44amcmDAg8hxG0Ewe4=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/esimov/pigo v1.4.7-0.20240801095032-7465ed14de47 h1:48iGRx9HamDuG4pCbPG5IXt4bKHhgn33KGynzHUgeIA=
+github.com/esimov/pigo v1.4.7-0.20240801095032-7465ed14de47/go.mod h1:bIH3W2QoHvchgAPl6DUwIUguIHJwvMS6sePQIvhxPTc=
 github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
 github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
 github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
 github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
-github.com/gabriel-vasile/mimetype v1.4.12 h1:e9hWvmLYvtp846tLHam2o++qitpguFiYCKbn0w9jyqw=
-github.com/gabriel-vasile/mimetype v1.4.12/go.mod h1:d+9Oxyo1wTzWdyVUPMmXFvp4F9tea18J8ufA774AB3s=
+github.com/gabriel-vasile/mimetype v1.4.13 h1:46nXokslUBsAJE/wMsp5gtO500a4F3Nkz9Ufpk2AcUM=
+github.com/gabriel-vasile/mimetype v1.4.13/go.mod h1:d+9Oxyo1wTzWdyVUPMmXFvp4F9tea18J8ufA774AB3s=
 github.com/gin-contrib/gzip v1.2.6 h1:OtN8DplD5DNZCSLAnQ5HxRkD2qZ5VU+JhOrcfJrcRvg=
 github.com/gin-contrib/gzip v1.2.6/go.mod h1:BQy8/+JApnRjAVUplSGZiVtD2k8GmIE2e9rYu/hLzzU=
 github.com/gin-contrib/sse v1.1.0 h1:n0w2GMuUpWDVp7qSpvze6fAu9iRxJY4Hmj6AmBOU05w=
 github.com/gin-contrib/sse v1.1.0/go.mod h1:hxRZ5gVpWMT7Z0B0gSNYqqsSCNIJMjzvm6fqCz9vjwM=
 github.com/gin-gonic/gin v1.12.0 h1:b3YAbrZtnf8N//yjKeU2+MQsh2mY5htkZidOM7O0wG8=
 github.com/gin-gonic/gin v1.12.0/go.mod h1:VxccKfsSllpKshkBWgVgRniFFAzFb9csfngsqANjnLc=
-github.com/glebarez/go-sqlite v1.21.2 h1:3a6LFC4sKahUunAmynQKLZceZCOzUthkRkEAl9gAXWo=
-github.com/glebarez/go-sqlite v1.21.2/go.mod h1:sfxdZyhQjTM2Wry3gVYWaW072Ri1WMdWJi0k6+3382k=
+github.com/glebarez/go-sqlite v1.22.0 h1:uAcMJhaA6r3LHMTFgP0SifzgXg46yJkgxqyuyec+ruQ=
+github.com/glebarez/go-sqlite v1.22.0/go.mod h1:PlBIdHe0+aUEFn+r2/uthrWq4FxbzugL0L8Li6yQJbc=
 github.com/glebarez/sqlite v1.11.0 h1:wSG0irqzP6VurnMEpFGer5Li19RpIRi2qvQz++w0GMw=
 github.com/glebarez/sqlite v1.11.0/go.mod h1:h8/o8j5wiAsqSPoWELDUdJXhjAhsVliSn7bWZjOhrgQ=
 github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
@@ -48,8 +52,8 @@ github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJn
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
 github.com/go-playground/validator/v10 v10.30.1 h1:f3zDSN/zOma+w6+1Wswgd9fLkdwy06ntQJp0BBvFG0w=
 github.com/go-playground/validator/v10 v10.30.1/go.mod h1:oSuBIQzuJxL//3MelwSLD5hc2Tu889bF0Idm9Dg26cM=
-github.com/goccy/go-json v0.10.5 h1:Fq85nIqj+gXn/S5ahsiTlK3TmC85qgirsdTP/+DeaC4=
-github.com/goccy/go-json v0.10.5/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
+github.com/goccy/go-json v0.10.6 h1:p8HrPJzOakx/mn/bQtjgNjdTcN+/S6FcG2CTtQOrHVU=
+github.com/goccy/go-json v0.10.6/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/goccy/go-yaml v1.19.2 h1:PmFC1S6h8ljIz6gMRBopkjP1TVT7xuwrButHID66PoM=
 github.com/goccy/go-yaml v1.19.2/go.mod h1:XBurs7gK8ATbW4ZPGKgcbrY1Br56PdM69F7LkFRi1kA=
 github.com/golang-jwt/jwt/v5 v5.2.2 h1:Rl4B7itRWVtYIHFrSNd7vhTiz9UpLdi6gZhZ3wEeDy8=
@@ -58,20 +62,25 @@ github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
-github.com/google/pprof v0.0.0-20221118152302-e6195bd50e26 h1:Xim43kblpZXfIBQsbuBVKCudVG457BR2GZFIz3uw3hQ=
-github.com/google/pprof v0.0.0-20221118152302-e6195bd50e26/go.mod h1:dDKJzRmX4S37WGHujM7tX//fmj1uioxKzKxz3lo4HJo=
+github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs=
+github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/gorilla/websocket v1.5.3 h1:saDtZ6Pbx/0u+bgYQ3q96pZgCzfhKXGPqt7kZ72aNNg=
 github.com/gorilla/websocket v1.5.3/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc=
+github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
+github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
 github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
-github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
-github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
-github.com/jackc/pgx/v5 v5.4.3 h1:cxFyXhxlvAifxnkKKdlxv8XqUf59tDlYjnV5YYfsJJY=
-github.com/jackc/pgx/v5 v5.4.3/go.mod h1:Ig06C2Vu0t5qXC60W8sqIthScaEnFvojjj9dSljmHRA=
+github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 h1:iCEnooe7UlwOQYpKFhBabPMi4aNAfoODPEFNiAnClxo=
+github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
+github.com/jackc/pgx/v5 v5.8.0 h1:TYPDoleBBme0xGSAX3/+NujXXtpZn9HBONkQC7IEZSo=
+github.com/jackc/pgx/v5 v5.8.0/go.mod h1:QVeDInX2m9VyzvNeiCJVjCkNFqzsNb43204HshNSZKw=
+github.com/jackc/puddle/v2 v2.2.2 h1:PR8nw+E/1w0GLuRFSmiioY6UooMp6KJv0/61nB7icHo=
+github.com/jackc/puddle/v2 v2.2.2/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
 github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
@@ -92,6 +101,8 @@ github.com/magiconair/properties v1.8.7 h1:IeQXZAiQcpL9mgcAe1Nu6cX9LLw6ExEHKjN0V
 github.com/magiconair/properties v1.8.7/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
 github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/metatube-community/metatube-sdk-go v1.4.0 h1:NBbjxU5SuzgMABM58/f/tmbuTg+hn+Nv1PnlF+gihGI=
+github.com/metatube-community/metatube-sdk-go v1.4.0/go.mod h1:FRgPioGhlkXgD6RmOKQDWITwxlsl0K9cXONFz06jymw=
 github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
@@ -99,6 +110,8 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
+github.com/ncruces/go-strftime v1.0.0 h1:HMFp8mLCTPp341M/ZnA4qaf7ZlsbTc+miZjCLOFAw7w=
+github.com/ncruces/go-strftime v1.0.0/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
 github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
 github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
@@ -112,11 +125,10 @@ github.com/quic-go/quic-go v0.59.0 h1:OLJkp1Mlm/aS7dpKgTc6cnpynnD2Xg7C1pwL6vy/SA
 github.com/quic-go/quic-go v0.59.0/go.mod h1:upnsH4Ju1YkqpLXC305eW3yDZ4NfnNbmQRCMWS58IKU=
 github.com/redis/go-redis/v9 v9.7.0 h1:HhLSs+B6O021gwzl+locl0zEDnyNkxMtf/Z3NNBMa9E=
 github.com/redis/go-redis/v9 v9.7.0/go.mod h1:f6zhXITC7JUJIlPEiBOTXxJgPLdZcA93GewI7inzyWw=
-github.com/remyoudompheng/bigfft v0.0.0-20200410134404-eec4a21b6bb0/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
-github.com/rogpeppe/go-internal v1.10.0 h1:TMyTOH3F/DB16zRVcYyreMH6GnZZrwQVAoYjRBZyWFQ=
-github.com/rogpeppe/go-internal v1.10.0/go.mod h1:UQnix2H7Ngw/k4C5ijL5+65zddjncjaFoBhdsK/akog=
+github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
+github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
 github.com/sagikazarmark/locafero v0.4.0 h1:HApY1R9zGo4DBgr7dqsTH/JJxLTTsOt7u6keLGt6kNQ=
 github.com/sagikazarmark/locafero v0.4.0/go.mod h1:Pe1W6UlPYUk/+wc/6KFhbORCfqzgYEpgQ3O5fPuL3H4=
 github.com/sagikazarmark/slog-shim v0.1.0 h1:diDBnUNK9N/354PgrxMywXnAwEr1QZcOr6gto+ugjYE=
@@ -173,28 +185,38 @@ go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ=
 go.uber.org/multierr v1.10.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
 go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
-golang.org/x/arch v0.22.0 h1:c/Zle32i5ttqRXjdLyyHZESLD/bB90DCU1g9l/0YBDI=
-golang.org/x/arch v0.22.0/go.mod h1:dNHoOeKiyja7GTvF9NJS1l3Z2yntpQNzgrjh1cU103A=
-golang.org/x/crypto v0.48.0 h1:/VRzVqiRSggnhY7gNRxPauEQ5Drw9haKdM0jqfcCFts=
-golang.org/x/crypto v0.48.0/go.mod h1:r0kV5h3qnFPlQnBSrULhlsRfryS2pmewsg+XfMgkVos=
-golang.org/x/exp v0.0.0-20230905200255-921286631fa9 h1:GoHiUyI/Tp2nVkLI2mCxVkOjsbSXD66ic0XW0js0R9g=
-golang.org/x/exp v0.0.0-20230905200255-921286631fa9/go.mod h1:S2oDrQGGwySpoQPVqRShND87VCbxmc6bL1Yd2oYrm6k=
-golang.org/x/net v0.51.0 h1:94R/GTO7mt3/4wIKpcR5gkGmRLOuE/2hNGeWq/GBIFo=
-golang.org/x/net v0.51.0/go.mod h1:aamm+2QF5ogm02fjy5Bb7CQ0WMt1/WVM7FtyaTLlA9Y=
+golang.org/x/arch v0.25.0 h1:qnk6Ksugpi5Bz32947rkUgDt9/s5qvqDPl/gBKdMJLE=
+golang.org/x/arch v0.25.0/go.mod h1:0X+GdSIP+kL5wPmpK7sdkEVTt2XoYP0cSjQSbZBwOi8=
+golang.org/x/crypto v0.49.0 h1:+Ng2ULVvLHnJ/ZFEq4KdcDd/cfjrrjjNSXNzxg0Y4U4=
+golang.org/x/crypto v0.49.0/go.mod h1:ErX4dUh2UM+CFYiXZRTcMpEcN8b/1gxEuv3nODoYtCA=
+golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
+golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
+golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
+golang.org/x/image v0.37.0 h1:ZiRjArKI8GwxZOoEtUfhrBtaCN+4b/7709dlT6SSnQA=
+golang.org/x/image v0.37.0/go.mod h1:/3f6vaXC+6CEanU4KJxbcUZyEePbyKbaLoDOe4ehFYY=
+golang.org/x/mod v0.33.0 h1:tHFzIWbBifEmbwtGz65eaWyGiGZatSrT9prnU8DbVL8=
+golang.org/x/mod v0.33.0/go.mod h1:swjeQEj+6r7fODbD2cqrnje9PnziFuw4bmLbBZFrQ5w=
+golang.org/x/net v0.52.0 h1:He/TN1l0e4mmR3QqHMT2Xab3Aj3L9qjbhRm78/6jrW0=
+golang.org/x/net v0.52.0/go.mod h1:R1MAz7uMZxVMualyPXb+VaqGSa3LIaUqk0eEt3w36Sw=
+golang.org/x/sync v0.20.0 h1:e0PTpb7pjO8GAtTs2dQ6jYa5BWYlMuX047Dco/pItO4=
+golang.org/x/sync v0.20.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
 golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
-golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/sys v0.42.0 h1:omrd2nAlyT5ESRdCLYdm3+fMfNFE/+Rf4bDIQImRJeo=
+golang.org/x/sys v0.42.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.35.0 h1:JOVx6vVDFokkpaq1AEptVzLTpDe9KGpj5tR4/X+ybL8=
 golang.org/x/text v0.35.0/go.mod h1:khi/HExzZJ2pGnjenulevKNX1W67CUy0AsXcNubPGCA=
 golang.org/x/time v0.15.0 h1:bbrp8t3bGUeFOx08pvsMYRTCVSMk89u4tKbNOZbp88U=
 golang.org/x/time v0.15.0/go.mod h1:Y4YMaQmXwGQZoFaVFk4YpCt4FLQMYKZe9oeV/f4MSno=
+golang.org/x/tools v0.43.0 h1:12BdW9CeB3Z+J/I/wj34VMl8X+fEXBxVR90JeMX5E7s=
+golang.org/x/tools v0.43.0/go.mod h1:uHkMso649BX2cZK6+RpuIPXS3ho2hZo4FVwfoy1vIk0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/protobuf v1.36.10 h1:AYd7cD/uASjIL6Q9LiTjz8JLcrh/88q5UObnmY3aOOE=
-google.golang.org/protobuf v1.36.10/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
+google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
+google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
@@ -203,15 +225,35 @@ gopkg.in/ini.v1 v1.67.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
-gorm.io/driver/postgres v1.5.7 h1:8ptbNJTDbEmhdr62uReG5BGkdQyeasu/FZHxI0IMGnM=
-gorm.io/driver/postgres v1.5.7/go.mod h1:3e019WlBaYI5o5LIdNV+LyxCMNtLOQETBXL2h4chKpA=
-gorm.io/gorm v1.30.0 h1:qbT5aPv1UH8gI99OsRlvDToLxW5zR7FzS9acZDOZcgs=
-gorm.io/gorm v1.30.0/go.mod h1:8Z33v652h4//uMA76KjeDH8mJXPm1QNCYrMeatR0DOE=
-modernc.org/libc v1.22.5 h1:91BNch/e5B0uPbJFgqbxXuOnxBQjlS//icfQEGmvyjE=
-modernc.org/libc v1.22.5/go.mod h1:jj+Z7dTNX8fBScMVNRAYZ/jF91K8fdT2hYMThc3YjBY=
-modernc.org/mathutil v1.5.0 h1:rV0Ko/6SfM+8G+yKiyI830l3Wuz1zRutdslNoQ0kfiQ=
-modernc.org/mathutil v1.5.0/go.mod h1:mZW8CKdRPY1v87qxC/wUdX5O1qDzXMP5TH3wjfpga6E=
-modernc.org/memory v1.5.0 h1:N+/8c5rE6EqugZwHii4IFsaJ7MUhoWX07J5tC/iI5Ds=
-modernc.org/memory v1.5.0/go.mod h1:PkUhL0Mugw21sHPeskwZW4D6VscE/GQJOnIpCnW6pSU=
-modernc.org/sqlite v1.23.1 h1:nrSBg4aRQQwq59JpvGEQ15tNxoO5pX/kUjcRNwSAGQM=
-modernc.org/sqlite v1.23.1/go.mod h1:OrDj17Mggn6MhE+iPbBNf7RGKODDE9NFT0f3EwDzJqk=
+gorm.io/driver/postgres v1.6.0 h1:2dxzU8xJ+ivvqTRph34QX+WrRaJlmfyPqXmoGVjMBa4=
+gorm.io/driver/postgres v1.6.0/go.mod h1:vUw0mrGgrTK+uPHEhAdV4sfFELrByKVGnaVRkXDhtWo=
+gorm.io/gorm v1.31.1 h1:7CA8FTFz/gRfgqgpeKIBcervUn3xSyPUmr6B2WXJ7kg=
+gorm.io/gorm v1.31.1/go.mod h1:XyQVbO2k6YkOis7C2437jSit3SsDK72s7n7rsSHd+Gs=
+modernc.org/cc/v4 v4.27.1 h1:9W30zRlYrefrDV2JE2O8VDtJ1yPGownxciz5rrbQZis=
+modernc.org/cc/v4 v4.27.1/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
+modernc.org/ccgo/v4 v4.32.0 h1:hjG66bI/kqIPX1b2yT6fr/jt+QedtP2fqojG2VrFuVw=
+modernc.org/ccgo/v4 v4.32.0/go.mod h1:6F08EBCx5uQc38kMGl+0Nm0oWczoo1c7cgpzEry7Uc0=
+modernc.org/fileutil v1.4.0 h1:j6ZzNTftVS054gi281TyLjHPp6CPHr2KCxEXjEbD6SM=
+modernc.org/fileutil v1.4.0/go.mod h1:EqdKFDxiByqxLk8ozOxObDSfcVOv/54xDs/DUHdvCUU=
+modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
+modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
+modernc.org/gc/v3 v3.1.2 h1:ZtDCnhonXSZexk/AYsegNRV1lJGgaNZJuKjJSWKyEqo=
+modernc.org/gc/v3 v3.1.2/go.mod h1:HFK/6AGESC7Ex+EZJhJ2Gni6cTaYpSMmU/cT9RmlfYY=
+modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
+modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
+modernc.org/libc v1.70.0 h1:U58NawXqXbgpZ/dcdS9kMshu08aiA6b7gusEusqzNkw=
+modernc.org/libc v1.70.0/go.mod h1:OVmxFGP1CI/Z4L3E0Q3Mf1PDE0BucwMkcXjjLntvHJo=
+modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
+modernc.org/mathutil v1.7.1/go.mod h1:4p5IwJITfppl0G4sUEDtCr4DthTaT47/N3aT6MhfgJg=
+modernc.org/memory v1.11.0 h1:o4QC8aMQzmcwCK3t3Ux/ZHmwFPzE6hf2Y5LbkRs+hbI=
+modernc.org/memory v1.11.0/go.mod h1:/JP4VbVC+K5sU2wZi9bHoq2MAkCnrt2r98UGeSK7Mjw=
+modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=
+modernc.org/opt v0.1.4/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns=
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+modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=
+modernc.org/strutil v1.2.1/go.mod h1:EHkiggD70koQxjVdSBM3JKM7k6L0FbGE5eymy9i3B9A=
+modernc.org/token v1.1.0 h1:Xl7Ap9dKaEs5kLoOQeQmPWevfnk/DM5qcLcYlA8ys6Y=
+modernc.org/token v1.1.0/go.mod h1:UGzOrNV1mAFSEB63lOFHIpNRUVMvYTc6yu1SMY/XTDM=

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/series.go

@@ -195,7 +195,8 @@ func listLibrarySeriesEpisodesHandler(svc *service.Container) gin.HandlerFunc {
 			writeInternalOrCanceled(c, err)
 			return
 		}
-		c.JSON(http.StatusOK, gin.H{"items": items, "total": len(items)})
+		grouped := service.GroupEpisodeVersionsForDisplay(items)
+		c.JSON(http.StatusOK, gin.H{"items": grouped, "total": len(grouped)})
 	}
 }
 
@@ -235,6 +236,7 @@ func listMediaEpisodesHandler(svc *service.Container) gin.HandlerFunc {
 			writeInternalOrCanceled(c, err)
 			return
 		}
-		c.JSON(http.StatusOK, gin.H{"items": items, "total": len(items)})
+		grouped := service.GroupEpisodeVersionsForDisplay(items)
+		c.JSON(http.StatusOK, gin.H{"items": grouped, "total": len(grouped)})
 	}
 }

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

internal/service/adult_image_crop.go

@@ -7,8 +7,17 @@ import (
 	"image/jpeg"
 	_ "image/png" // register PNG decoder
 	"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
+
+var findPrimaryFaceAxisRatio = func(img image.Image, ratio float64, advanced bool) (float64, bool) {
+	return detector.FindPrimaryFaceAxisRatio(img, ratio, advanced)
+}
+
 // IsAdultMediaPathOrMetadata reports whether media is adult based on path, mediaType, nsfw flag, or adult code.
 func IsAdultMediaPathOrMetadata(path, mediaType string, nsfw bool) bool {
 	if nsfw {
@@ -38,7 +47,8 @@ func IsAdultArtworkURL(raw string) bool {
 }
 
 // CropAdultCoverPoster checks if the image data is a wide full-jacket DVD cover (width > height * 1.15).
-// If so, it crops the right portion (the front cover poster) and returns the encoded JPEG bytes.
+// If so, it uses MetaTube's Pigo face detector to position a 2:3 poster crop.
+// When no face is detected, it falls back to the conventional right-side front cover.
 // If the image is already portrait or cannot be decoded, it safely returns the original data.
 func CropAdultCoverPoster(data []byte) ([]byte, string, error) {
 	if len(data) == 0 {
@@ -59,32 +69,11 @@ func CropAdultCoverPoster(data []byte) ([]byte, string, error) {
 		return data, format, nil
 	}
 
-	// Front cover width is typically ~0.70-0.72 of the height (or right ~50-52% of total width)
-	cropWidth := int(float64(height) * 0.71)
-	maxCropWidth := int(float64(width) * 0.53)
-	if cropWidth > maxCropWidth {
-		cropWidth = maxCropWidth
-	}
-	if cropWidth <= 0 {
-		cropWidth = width / 2
-	}
-	minX := bounds.Max.X - cropWidth
-	if minX < bounds.Min.X {
-		minX = bounds.Min.X
-	}
-
-	cropRect := image.Rect(minX, bounds.Min.Y, bounds.Max.X, bounds.Max.Y)
-	type subImager interface {
-		SubImage(r image.Rectangle) image.Image
-	}
-	var cropped image.Image
-	if si, ok := src.(subImager); ok {
-		cropped = si.SubImage(cropRect)
-	} else {
-		dst := image.NewRGBA(image.Rect(0, 0, cropRect.Dx(), cropRect.Dy()))
-		draw.Draw(dst, dst.Bounds(), src, cropRect.Min, draw.Src)
-		cropped = dst
+	position := 1.0
+	if detected, ok := findPrimaryFaceAxisRatio(src, adultPosterRatio, true); ok {
+		position = detected
 	}
+	cropped := cropImageAtPosition(src, adultPosterRatio, position)
 
 	var buf bytes.Buffer
 	if err := jpeg.Encode(&buf, cropped, &jpeg.Options{Quality: 92}); err != nil {
@@ -92,3 +81,29 @@ func CropAdultCoverPoster(data []byte) ([]byte, string, error) {
 	}
 	return buf.Bytes(), "image/jpeg", nil
 }
+
+func cropImageAtPosition(src image.Image, ratio, position float64) image.Image {
+	bounds := src.Bounds()
+	width := bounds.Dx()
+	height := bounds.Dy()
+	cropWidth, cropHeight := width, height
+	x, y := 0, 0
+	if candidate := int(float64(height) * ratio); candidate < width {
+		cropWidth = candidate
+		x = max(min(int(float64(width)*position)-cropWidth/2, width-cropWidth), 0)
+	} else if candidate := int(float64(width) / ratio); candidate < height {
+		cropHeight = candidate
+		y = max(min(int(float64(height)*position)-cropHeight/2, height-cropHeight), 0)
+	}
+	cropRect := image.Rect(0, 0, cropWidth, cropHeight).
+		Add(image.Pt(x, y)).
+		Add(bounds.Min)
+	if sub, ok := src.(interface {
+		SubImage(image.Rectangle) image.Image
+	}); ok {
+		return sub.SubImage(cropRect)
+	}
+	dst := image.NewRGBA(image.Rect(0, 0, cropRect.Dx(), cropRect.Dy()))
+	draw.Draw(dst, dst.Bounds(), src, cropRect.Min, draw.Src)
+	return dst
+}

internal/service/adult_image_crop_test.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"bytes"
+	"encoding/base64"
 	"image"
 	"image/color"
 	"image/draw"
@@ -44,10 +45,10 @@ func TestCropAdultCoverPosterWideLandscape(t *testing.T) {
 	if croppedWidth <= 0 || croppedWidth >= 800 {
 		t.Fatalf("unexpected cropped width: %d", croppedWidth)
 	}
-	// Verify aspect ratio is roughly standard portrait (~0.68 - 0.73)
+	// MetaTube's default primary-image ratio is 2:3.
 	ratio := float64(croppedWidth) / float64(croppedHeight)
-	if ratio < 0.65 || ratio > 0.75 {
-		t.Fatalf("expected portrait ratio ~0.71, got %f (%dx%d)", ratio, croppedWidth, croppedHeight)
+	if ratio < 0.65 || ratio > 0.68 {
+		t.Fatalf("expected portrait ratio ~0.667, got %f (%dx%d)", ratio, croppedWidth, croppedHeight)
 	}
 
 	// Verify the cropped image contains the right side color (blue), not the left side color (red)
@@ -58,6 +59,51 @@ 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) {
+		return 0.25, true
+	}
+	defer func() {
+		findPrimaryFaceAxisRatio = originalDetector
+	}()
+
+	origBytes := createTestImage(900, 600, color.RGBA{R: 255, A: 255}, color.RGBA{B: 255, A: 255})
+	croppedBytes, _, err := CropAdultCoverPoster(origBytes)
+	if err != nil {
+		t.Fatal(err)
+	}
+	croppedImg, _, err := image.Decode(bytes.NewReader(croppedBytes))
+	if err != nil {
+		t.Fatal(err)
+	}
+	r, _, b, _ := croppedImg.At(croppedImg.Bounds().Dx()/2, croppedImg.Bounds().Dy()/2).RGBA()
+	if r <= b {
+		t.Fatalf("face-positioned crop did not follow detected left-side axis: r=%d b=%d", r, b)
+	}
+}
+
 func TestCropAdultCoverPosterKeepsPortrait(t *testing.T) {
 	// Create an already vertical portrait image (500x700)
 	origBytes := createTestImage(500, 700, color.RGBA{R: 255, A: 255}, color.RGBA{B: 255, A: 255})

internal/service/adult_scraper.go

@@ -9,6 +9,7 @@ import (
 	"net/url"
 	"regexp"
 	"strings"
+	"sync"
 	"time"
 
 	"go.uber.org/zap"
@@ -180,6 +181,7 @@ func (p *AdultProvider) SearchCandidates(ctx context.Context, query string) ([]*
 			if err != nil {
 				return nil, err
 			}
+			matches = p.enrichMetaTubeCandidates(ctx, mtCfg, code, matches)
 			for _, m := range matches {
 				m.OriginalName = code
 				m.Title = FormatAdultTitle(code, m.Title)
@@ -194,6 +196,7 @@ func (p *AdultProvider) SearchCandidates(ctx context.Context, query string) ([]*
 		if mtCfg.ServerURL != "" {
 			matches, err := p.metatube.Search(ctx, mtCfg, code)
 			if err == nil && len(matches) > 0 {
+				matches = p.enrichMetaTubeCandidates(ctx, mtCfg, code, matches)
 				for _, m := range matches {
 					m.OriginalName = code
 					m.Title = FormatAdultTitle(code, m.Title)
@@ -217,6 +220,50 @@ func (p *AdultProvider) SearchCandidates(ctx context.Context, query string) ([]*
 	}
 }
 
+// GetMetaTubeCandidate fetches the selected provider result instead of
+// re-running a search that may choose a different provider.
+func (p *AdultProvider) GetMetaTubeCandidate(ctx context.Context, provider, id string) (*Match, error) {
+	if p == nil || p.metatube == nil {
+		return nil, nil
+	}
+	provider = strings.TrimSpace(provider)
+	id = strings.TrimSpace(id)
+	if provider == "" || id == "" {
+		return nil, nil
+	}
+	engine := strings.ToLower(p.getSetting(ctx, "adult.scraper.engine", "builtin"))
+	if engine != "metatube" && engine != "auto" {
+		return nil, nil
+	}
+	cfg := p.ResolveMetaTubeConfig(ctx)
+	if cfg.ServerURL == "" {
+		return nil, nil
+	}
+	return p.metatube.GetMovie(ctx, cfg, provider, id)
+}
+
+func (p *AdultProvider) enrichMetaTubeCandidates(ctx context.Context, cfg MetaTubeConfig, code string, matches []*Match) []*Match {
+	var wg sync.WaitGroup
+	for i, candidate := range matches {
+		if candidate == nil ||
+			normalizeAdultCode(candidate.OriginalName) != code ||
+			strings.TrimSpace(candidate.DoubanID) == "" ||
+			strings.TrimSpace(candidate.TheTVDBID) == "" {
+			continue
+		}
+		wg.Add(1)
+		go func(index int, current *Match) {
+			defer wg.Done()
+			detailed, err := p.metatube.GetMovie(ctx, cfg, current.TheTVDBID, current.DoubanID)
+			if err == nil && detailed != nil {
+				matches[index] = detailed
+			}
+		}(i, candidate)
+	}
+	wg.Wait()
+	return matches
+}
+
 func (p *AdultProvider) searchBuiltin(ctx context.Context, code string) (*Match, error) {
 	bases := p.resolveBases(ctx)
 	if len(bases) == 0 {
@@ -243,12 +290,46 @@ func (p *AdultProvider) searchBuiltin(ctx context.Context, code string) (*Match,
 			match.OriginalName = code
 			match.Title = FormatAdultTitle(code, match.Title)
 			match.NSFW = true
+			p.applyMetaTubeFaceAwareArtwork(ctx, code, match)
 			return match, nil
 		}
 	}
 	return nil, lastErr
 }
 
+func (p *AdultProvider) applyMetaTubeFaceAwareArtwork(ctx context.Context, code string, match *Match) {
+	if p == nil || p.metatube == nil || match == nil || strings.TrimSpace(match.PosterURL) == "" {
+		return
+	}
+	// In explicit built-in mode MetaTube remains useful as an image processor:
+	// its primary endpoint performs the same automatic face-aware crop used by
+	// the official Jellyfin plugin. Auto mode already tried MetaTube metadata,
+	// so avoid repeating the same failed request during fallback.
+	if strings.ToLower(p.getSetting(ctx, "adult.scraper.engine", "builtin")) != "builtin" {
+		return
+	}
+	cfg := p.ResolveMetaTubeConfig(ctx)
+	if cfg.ServerURL == "" || !cfg.CropCover {
+		return
+	}
+	candidates, err := p.metatube.Search(ctx, cfg, code)
+	if err != nil {
+		return
+	}
+	for _, candidate := range candidates {
+		if candidate == nil || normalizeAdultCode(candidate.OriginalName) != code {
+			continue
+		}
+		if candidate.PosterURL != "" {
+			match.PosterURL = candidate.PosterURL
+		}
+		if candidate.BackdropURL != "" {
+			match.BackdropURL = candidate.BackdropURL
+		}
+		return
+	}
+}
+
 func (p *AdultProvider) resolveBases(ctx context.Context) []string {
 	customJavDB := p.getSetting(ctx, "adult.scraper.builtin_javdb_url", "")
 	customJavBus := p.getSetting(ctx, "adult.scraper.builtin_javbus_url", "")

internal/service/adult_scraper_parse.go

@@ -23,6 +23,7 @@ func parseAdultDetailHTML(body, code, source, detailURL string) *Match {
 	}
 
 	match := &Match{
+		Provider:     strings.ToLower(strings.TrimSpace(source)),
 		OriginalName: code,
 		MediaType:    "adult",
 		NSFW:         true,

internal/service/adult_scraper_routing_test.go

@@ -25,7 +25,8 @@ func TestAdultProviderRouting(t *testing.T) {
 	repos := repository.New(db)
 
 	mtServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		if r.URL.Path == "/v1/movies/search" {
+		switch r.URL.Path {
+		case "/v1/movies/search":
 			q := r.URL.Query().Get("q")
 			if q == "SSIS-001" {
 				results := struct {
@@ -46,6 +47,21 @@ func TestAdultProviderRouting(t *testing.T) {
 				_ = json.NewEncoder(w).Encode(results)
 				return
 			}
+		case "/v1/movies/javdb/999":
+			_ = json.NewEncoder(w).Encode(struct {
+				Data MetaTubeMovieInfo `json:"data"`
+			}{
+				Data: MetaTubeMovieInfo{
+					ID:            "999",
+					Number:        "SSIS-001",
+					Title:         "河北彩花 専属デビュー",
+					Provider:      "javdb",
+					CoverURL:      "https://example.com/poster.jpg",
+					PreviewImages: []string{"https://example.com/backdrop.jpg"},
+					ReleaseDate:   "2021-06-19",
+				},
+			})
+			return
 		}
 		http.NotFound(w, r)
 	}))
@@ -80,6 +96,11 @@ func TestAdultProviderRouting(t *testing.T) {
 	if len(candidates) != 1 {
 		t.Fatalf("expected 1 candidate, got %d", len(candidates))
 	}
+	wantPoster := mtServer.URL + "/v1/images/primary/javdb/999?auto=true&pos=1&quality=90&ratio=-1&url=https%3A%2F%2Fexample.com%2Fposter.jpg"
+	wantBackdrop := mtServer.URL + "/v1/images/backdrop/javdb/999?quality=90"
+	if candidates[0].PosterURL != wantPoster || candidates[0].BackdropURL != wantBackdrop {
+		t.Fatalf("candidate artwork was not enriched: %#v", candidates[0])
+	}
 
 	// 2. Test auto mode with failing metatube query
 	_ = repos.Setting.Set(context.Background(), "adult.scraper.engine", "auto")
@@ -89,3 +110,68 @@ func TestAdultProviderRouting(t *testing.T) {
 		t.Errorf("expected nil for nonexistent in auto mode when sources unavailable")
 	}
 }
+
+func TestBuiltinAdultScrapeUsesMetaTubeFaceAwareArtwork(t *testing.T) {
+	builtinServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		switch r.URL.Path {
+		case "/search":
+			_, _ = w.Write([]byte(`<a class="box" href="/v/local"><strong>SSIS-001 本地候选</strong></a>`))
+		case "/v/local":
+			_, _ = w.Write([]byte(`<h2>SSIS-001 本地标题</h2><img class="video-cover" src="/wide-cover.jpg">`))
+		default:
+			http.NotFound(w, r)
+		}
+	}))
+	defer builtinServer.Close()
+
+	metaTubeServer := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/v1/movies/search" || r.URL.Query().Get("q") != "SSIS-001" {
+			http.NotFound(w, r)
+			return
+		}
+		_ = json.NewEncoder(w).Encode(struct {
+			Data []MetaTubeSearchResult `json:"data"`
+		}{
+			Data: []MetaTubeSearchResult{{
+				ID:       "999",
+				Number:   "SSIS-001",
+				Title:    "MetaTube candidate",
+				Provider: "AVE",
+				CoverURL: "https://example.com/wide-cover.jpg",
+			}},
+		})
+	}))
+	defer metaTubeServer.Close()
+
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.Setting{}, &model.APIConfig{}); err != nil {
+		t.Fatal(err)
+	}
+	repos := repository.New(db)
+	for key, value := range map[string]string{
+		"adult.scraper.engine":            "builtin",
+		"adult.scraper.builtin_javdb_url": builtinServer.URL,
+		"adult.scraper.metatube_server":   metaTubeServer.URL,
+		"adult.scraper.crop_cover":        "true",
+	} {
+		if err := repos.Setting.Set(t.Context(), key, value); err != nil {
+			t.Fatal(err)
+		}
+	}
+
+	provider := NewAdultProvider(zap.NewNop(), nil, repos)
+	match, err := provider.Search(t.Context(), "SSIS-001")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if match == nil {
+		t.Fatal("expected built-in match")
+	}
+	wantPoster := metaTubeServer.URL + "/v1/images/primary/AVE/999?auto=true&pos=1&quality=90&ratio=-1&url=https%3A%2F%2Fexample.com%2Fwide-cover.jpg"
+	if match.PosterURL != wantPoster {
+		t.Fatalf("built-in poster = %q, want face-aware URL %q", match.PosterURL, wantPoster)
+	}
+}

internal/service/cloud115/client.go

@@ -150,6 +150,7 @@ func (c *OpenClient) doJSON(ctx context.Context, method, rawURL string, form map
 		if err != nil {
 			return nil, err
 		}
+		attemptedAccess := strings.TrimPrefix(req.Header.Get("Authorization"), "Bearer ")
 
 		resp, err := c.HTTP.Do(req)
 		if err != nil {
@@ -218,7 +219,7 @@ func (c *OpenClient) doJSON(ctx context.Context, method, rawURL string, form map
 		// refresh_token 刷新后重试一次。刷新失败或重试后仍失败才返回，
 		// 避免长时间同步因 token 过期而整体失败。
 		if isTokenCode(base.Code) {
-			if access && c.tryRefreshTokenLocked(ctx) {
+			if access && c.tryRefreshTokenLocked(ctx, attemptedAccess) {
 				continue
 			}
 			if access {
@@ -305,21 +306,23 @@ func (c *OpenClient) doAuthJSONWithUA(ctx context.Context, method, rawURL string
 // tryRefreshTokenLocked 并发安全地刷新 access_token；成功返回 true（调用方
 // 应使用内存中的新 token 重试原请求）。
 //
-// 拿到写锁后在锁内读取 oldAccess，与持锁期间的当前值对比：若已被其他
-// goroutine 刷新过则直接复用新 token，避免并发请求连环轮转消耗 115 的
-// 一次性 refresh_token。全程持写锁读写 token 字段，无 TOCTOU 窗口。
+// failedAccess 是失败请求实际携带的 token。拿到写锁后与当前 token 对比：
+// 若已被其他 goroutine 刷新过则直接复用，避免并发请求连环轮转消耗 115
+// 的一次性 refresh_token。全程持写锁读写 token 字段，无 TOCTOU 窗口。
 //
 // 对"refresh_token 本身已失效/被吊销"（IsRefreshTokenDead，如 40140114/116/119/120）
 // 这类不可恢复的错误直接放弃并清空内存 token（提示需重新授权）。
 // 对其它失败（网络瞬时抖动、刷新接口可重试错误码等）做指数退避重试几次再放弃，
 // 避免同步长任务中途 token 到期时恰好撞上一个短暂的刷新失败就整体失败。
-func (c *OpenClient) tryRefreshTokenLocked(ctx context.Context) bool {
+func (c *OpenClient) tryRefreshTokenLocked(ctx context.Context, failedAccess string) bool {
 	c.tokenMu.Lock()
-	// 在已持有写锁内读取当前 token 作为"刷新前快照"，消除双重加锁窗口：
-	// 若在拿锁期间已有其他 goroutine 完成刷新，refreshTokenWhileLocked
-	// 内的 c.AccessToken != oldAccess 判断会立即命中并返回复用。
-	oldAccess := c.AccessToken
-	newToken, ok := c.refreshTokenWhileLocked(ctx, oldAccess)
+	// 请求发出后若其他 goroutine 已经刷新完成，直接复用新 token 重试；
+	// 不能再次轮换一次性的 refresh_token。
+	if failedAccess != "" && c.AccessToken != failedAccess {
+		c.tokenMu.Unlock()
+		return true
+	}
+	newToken, ok := c.refreshTokenWhileLocked(ctx, failedAccess)
 	c.tokenMu.Unlock()
 	// 回调必须在 tokenMu 释放后调用，避免上层在回调内访问客户端时死锁
 	if ok && newToken != nil && c.OnTokenRefreshed != nil {

internal/service/cloud115/cloud115_test.go

@@ -140,6 +140,47 @@ func TestRefreshTokenDead(t *testing.T) {
 	}
 }
 
+func TestConcurrentTokenFailuresShareOneRefresh(t *testing.T) {
+	var mu sync.Mutex
+	refreshCalls := 0
+	mockAPI(t, func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/open/refreshToken" {
+			t.Errorf("unexpected path %s", r.URL.Path)
+		}
+		mu.Lock()
+		refreshCalls++
+		mu.Unlock()
+		time.Sleep(50 * time.Millisecond)
+		_, _ = w.Write([]byte(`{"state":true,"data":{"access_token":"at-new","refresh_token":"rt-new","expires_in":7200}}`))
+	})
+
+	client := NewOpenClient("100195129", "at-old", "rt-old")
+	var wg sync.WaitGroup
+	results := make(chan bool, 2)
+	for range 2 {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			results <- client.tryRefreshTokenLocked(context.Background(), "at-old")
+		}()
+	}
+	wg.Wait()
+	close(results)
+	for ok := range results {
+		if !ok {
+			t.Fatal("concurrent refresh should reuse the refreshed token")
+		}
+	}
+	mu.Lock()
+	defer mu.Unlock()
+	if refreshCalls != 1 {
+		t.Fatalf("refresh calls = %d, want 1", refreshCalls)
+	}
+	if client.CurrentAccessToken() != "at-new" {
+		t.Fatalf("access token = %q, want at-new", client.CurrentAccessToken())
+	}
+}
+
 func TestFsListAndDownload(t *testing.T) {
 	mockAPI(t, func(w http.ResponseWriter, r *http.Request) {
 		switch r.URL.Path {

internal/service/cloud115/open.go

@@ -477,24 +477,32 @@ func (c *OpenClient) GetToken(qrCode *QrCodeDataReturn) (*TokenData, error) {
 
 // RefreshToken 刷新访问令牌。
 func (c *OpenClient) RefreshToken(refreshToken string) (*TokenData, error) {
+	c.tokenMu.Lock()
 	if refreshToken == "" {
-		refreshToken = c.currentRefreshToken()
+		refreshToken = c.RefreshTokenStr
 	}
 	if refreshToken == "" {
+		c.tokenMu.Unlock()
 		return nil, fmt.Errorf("没有可用的 refresh_token")
 	}
 	token, err := c.doRefreshToken(refreshToken)
 	if err != nil {
 		// refresh_token 已失效时清空内存令牌（提示需重新授权）
 		if IsRefreshTokenDead(err) {
-			c.SetAuthToken("", "")
+			c.setAuthTokenLocked("", "")
 		}
+		c.tokenMu.Unlock()
 		return nil, err
 	}
 	if token.AccessToken == "" || token.RefreshToken == "" {
+		c.tokenMu.Unlock()
 		return nil, fmt.Errorf("115: 刷新返回空凭证（access_token/refresh_token 缺失）")
 	}
-	c.SetAuthToken(token.AccessToken, token.RefreshToken)
+	c.setAuthTokenLocked(token.AccessToken, token.RefreshToken)
+	c.tokenMu.Unlock()
+	if c.OnTokenRefreshed != nil {
+		c.OnTokenRefreshed(token.AccessToken, token.RefreshToken)
+	}
 	return token, nil
 }
 

internal/service/episode_parser.go

@@ -22,18 +22,19 @@ 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})`)
-	patEP            = regexp.MustCompile(`(?i)(?:^|[^a-z])(?:e|ep)\.?\s*(\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)$`)
+	patSEnE              = regexp.MustCompile(`(?i)s(\d{1,2})e(\d{1,3})`)
+	patSEnERange         = regexp.MustCompile(`(?i)s(\d{1,2})e(\d{1,3})\s*[-~–—]\s*(?:s(\d{1,2}))?e?(\d{1,3})(?:[^0-9]|$)`)
+	patDanglingSE        = regexp.MustCompile(`(?i)(?:^|[\s._-])s\d{1,2}e(?:[\s._-]|$)`)
+	patNxE               = regexp.MustCompile(`(\d{1,2})x(\d{1,3})`)
+	patEP                = regexp.MustCompile(`(?i)(?:^|[^a-z])(?:e|ep)\.?\s*(\d{1,3})(?:[^0-9]|$)`)
+	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)$`)
+	patSeasonEpisodeZero = regexp.MustCompile(`(?i)s0*([1-9]\d?)e0+(?:[^0-9]|$)`)
 	// 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]`)
 )
@@ -93,6 +94,27 @@ func ParseEpisode(path string) (season, episode int) {
 	return 0, 0
 }
 
+// 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.
+func onlineEpisodeIdentityFromPath(path string) (season, episode int) {
+	season, episode = ParseEpisode(path)
+	if episode != 0 {
+		return season, episode
+	}
+	name := mediaSidecarBase(path)
+	if name == "" {
+		name = strings.TrimSuffix(filepath.Base(path), filepath.Ext(path))
+	}
+	if m := patSeasonEpisodeZero.FindStringSubmatch(name); len(m) == 2 {
+		specialEpisode := mustAtoi(m[1])
+		if specialEpisode > 0 {
+			return 0, specialEpisode
+		}
+	}
+	return season, episode
+}
+
 type episodeRef struct {
 	Season  int
 	Episode int

internal/service/episode_parser_test.go

@@ -68,3 +68,23 @@ func TestEpisodeRefsFromTitleParsesRanges(t *testing.T) {
 		}
 	}
 }
+
+func TestOnlineEpisodeIdentityFromPathMapsAnimeEpisodeZeroToSpecials(t *testing.T) {
+	cases := []struct {
+		path        string
+		wantSeason  int
+		wantEpisode int
+	}{
+		{`动漫/路人女主/Season 1/S01E00 - 爱与青春的杀必死回.mkv`, 0, 1},
+		{`动漫/路人女主/Season 2/S02E00 - 恋爱与纯情的杀必死回.mkv`, 0, 2},
+		{`动漫/路人女主/Season 2/S02E03 - 初稿与二稿.mkv`, 2, 3},
+		{`动漫/路人女主/Specials/S00E04.mkv`, 0, 4},
+	}
+	for _, tc := range cases {
+		season, episode := onlineEpisodeIdentityFromPath(tc.path)
+		if season != tc.wantSeason || episode != tc.wantEpisode {
+			t.Errorf("onlineEpisodeIdentityFromPath(%q) = (%d, %d), want (%d, %d)",
+				tc.path, season, episode, tc.wantSeason, tc.wantEpisode)
+		}
+	}
+}

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/manual_scrape.go

@@ -39,10 +39,19 @@ func (r ManualScrapeRequest) EpisodeArtworkOption() *bool {
 }
 
 func (s *ScraperService) ApplyManualMatch(ctx context.Context, mediaID string, req ManualScrapeRequest) (*model.Media, error) {
-	return s.ApplyManualMatchWithOptions(ctx, mediaID, req, ScrapeOptions{EpisodeArtwork: req.EpisodeArtworkOption()})
+	return s.ApplyManualMatchWithOptions(ctx, mediaID, req, ScrapeOptions{
+		EpisodeArtwork:  req.EpisodeArtworkOption(),
+		ForceRematch:    true,
+		RebuildIdentity: true,
+	})
 }
 
 func (s *ScraperService) ApplyManualMatchWithOptions(ctx context.Context, mediaID string, req ManualScrapeRequest, options ScrapeOptions) (*model.Media, error) {
+	// A user-triggered match is authoritative. Do not let metadata written by a
+	// previous scrape influence the new result.
+	options.ForceRematch = true
+	options.RebuildIdentity = true
+
 	media, err := s.repo.Media.FindByID(ctx, mediaID)
 	if err != nil || media == nil {
 		return nil, errors.New("media not found")
@@ -55,12 +64,32 @@ func (s *ScraperService) ApplyManualMatchWithOptions(ctx context.Context, mediaI
 	if strings.TrimSpace(match.Title) == "" {
 		return nil, errors.New("manual match title required")
 	}
+	rebuildManualScrapeIdentity(media, lib, match)
 	if err := s.applyProviderMatchWithOptions(ctx, media, lib, match, options); err != nil {
 		return nil, err
 	}
 	return s.repo.Media.FindByID(ctx, mediaID)
 }
 
+func rebuildManualScrapeIdentity(media *model.Media, lib *model.Library, match *Match) {
+	if media == nil || match == nil {
+		return
+	}
+	mediaType := normalizeOrganizeMediaType(match.MediaType)
+	if mediaType == "" && librarySupportsSeasons(lib) {
+		mediaType = "tv"
+	}
+	switch mediaType {
+	case "tv", "anime", "variety":
+		media.SeasonNum, media.EpisodeNum = onlineEpisodeIdentityFromPath(media.Path)
+		media.EpisodeTitle = ""
+	case "movie", "adult":
+		media.SeasonNum = 0
+		media.EpisodeNum = 0
+		media.EpisodeTitle = ""
+	}
+}
+
 func (s *ScraperService) manualRequestMatch(ctx context.Context, req ManualScrapeRequest) (*Match, error) {
 	source := strings.ToLower(strings.TrimSpace(req.Source))
 	mediaType := normalizeMediaType(req.MediaType, req.Title, "")
@@ -98,7 +127,22 @@ func (s *ScraperService) manualRequestMatch(ctx context.Context, req ManualScrap
 			}
 		}
 	case source == "adult":
-		if match := s.manualAdultMatch(ctx, firstText(req.OriginalName, req.Title)); match != nil {
+		var match *Match
+		if s.adult != nil {
+			match, _ = s.adult.GetMetaTubeCandidate(ctx, req.TheTVDBID, req.DoubanID)
+		}
+		if match == nil {
+			match = s.manualAdultMatch(ctx, firstText(req.OriginalName, req.Title))
+		}
+		if match != nil {
+			// Older search responses used the portrait poster as a backdrop
+			// fallback. Do not let that placeholder replace a real preview
+			// image or processed primary image fetched from MetaTube.
+			if strings.TrimSpace(match.BackdropURL) != "" &&
+				strings.TrimSpace(req.BackdropURL) == strings.TrimSpace(req.PosterURL) {
+				req.BackdropURL = ""
+				req.PosterURL = ""
+			}
 			return mergeManualRequestIntoMatch(match, req), nil
 		}
 	}

internal/service/manual_scrape_test.go

@@ -4,6 +4,7 @@ import (
 	"encoding/json"
 	"net/http"
 	"net/http/httptest"
+	"path/filepath"
 	"strings"
 	"sync/atomic"
 	"testing"
@@ -34,6 +35,74 @@ func TestManualRequestMatchFallsBackToCandidatePayload(t *testing.T) {
 	}
 }
 
+func TestManualAdultMatchUsesSelectedMetaTubeDetailsAndRealBackdrop(t *testing.T) {
+	var detailCalls atomic.Int32
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/v1/movies/AVE/94600" {
+			http.NotFound(w, r)
+			return
+		}
+		detailCalls.Add(1)
+		w.Header().Set("Content-Type", "application/json")
+		_ = json.NewEncoder(w).Encode(struct {
+			Data MetaTubeMovieInfo `json:"data"`
+		}{
+			Data: MetaTubeMovieInfo{
+				ID:            "94600",
+				Number:        "CWPBD-138",
+				Title:         "Selected title",
+				Provider:      "AVE",
+				CoverURL:      "https://example.com/poster.jpg",
+				PreviewImages: []string{"https://example.com/backdrop.jpg"},
+			},
+		})
+	}))
+	defer upstream.Close()
+
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.Setting{}, &model.APIConfig{}); err != nil {
+		t.Fatal(err)
+	}
+	repos := repository.New(db)
+	if err := repos.Setting.Set(t.Context(), "adult.scraper.engine", "metatube"); err != nil {
+		t.Fatal(err)
+	}
+	if err := repos.Setting.Set(t.Context(), "adult.scraper.metatube_server", upstream.URL); err != nil {
+		t.Fatal(err)
+	}
+	adult := NewAdultProvider(zap.NewNop(), nil, repos)
+	scraper := &ScraperService{adult: adult}
+
+	match, err := scraper.manualRequestMatch(t.Context(), ManualScrapeRequest{
+		Source:       "adult",
+		MediaType:    "adult",
+		Title:        "CWPBD-138 Selected title",
+		OriginalName: "CWPBD-138",
+		PosterURL:    "https://example.com/search-cover.jpg",
+		BackdropURL:  "https://example.com/search-cover.jpg",
+		DoubanID:     "94600",
+		TheTVDBID:    "AVE",
+		NSFW:         true,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if detailCalls.Load() != 1 {
+		t.Fatalf("selected MetaTube detail calls = %d, want 1", detailCalls.Load())
+	}
+	wantPoster := upstream.URL + "/v1/images/primary/AVE/94600?auto=true&pos=1&quality=90&ratio=-1&url=https%3A%2F%2Fexample.com%2Fposter.jpg"
+	if match.PosterURL != wantPoster {
+		t.Fatalf("selected poster = %q, want %q", match.PosterURL, wantPoster)
+	}
+	wantBackdrop := upstream.URL + "/v1/images/backdrop/AVE/94600?quality=90"
+	if match.BackdropURL != wantBackdrop {
+		t.Fatalf("backdrop = %q, want %q", match.BackdropURL, wantBackdrop)
+	}
+}
+
 func TestParsePositiveIDStringAcceptsProviderPrefixes(t *testing.T) {
 	cases := map[string]string{
 		"12345":          "12345",
@@ -627,3 +696,90 @@ func TestApplyManualMovieMatchClearsEpisodeMarkers(t *testing.T) {
 		t.Fatalf("stale external IDs were not cleared for manual movie fallback: tmdb=%d thetvdb=%q", got.TMDbID, got.TheTVDBID)
 	}
 }
+
+func TestApplyManualTVMatchRebuildsEpisodeIdentityFromPath(t *testing.T) {
+	var requestedEpisodePath string
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Content-Type", "application/json")
+		switch r.URL.Path {
+		case "/tv/69367":
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"id":             69367,
+				"name":           "路人女主的养成方法",
+				"original_name":  "冴えない彼女の育てかた",
+				"overview":       "整剧简介",
+				"poster_path":    "/show.jpg",
+				"backdrop_path":  "/show-backdrop.jpg",
+				"first_air_date": "2015-01-09",
+				"vote_average":   7.0,
+			})
+		case "/tv/69367/season/0/episode/1":
+			requestedEpisodePath = r.URL.Path
+			_ = json.NewEncoder(w).Encode(map[string]any{
+				"name":         "爱与青春的杀必死回",
+				"overview":     "特别篇简介",
+				"still_path":   "/special.jpg",
+				"air_date":     "2015-01-07",
+				"vote_average": 7.5,
+				"runtime":      24,
+			})
+		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))
+
+	root := t.TempDir()
+	lib := model.Library{Name: "动漫", Path: root, Type: "anime", Enabled: true}
+	if err := repos.DB.Create(&lib).Error; err != nil {
+		t.Fatal(err)
+	}
+	media := model.Media{
+		LibraryID:    lib.ID,
+		Title:        "旧标题",
+		Path:         filepath.Join(root, "路人女主的养成方法 (2015)", "Season 1", "S01E00 - 爱与青春的杀必死回.strm"),
+		SeasonNum:    1,
+		EpisodeNum:   1,
+		EpisodeTitle: "错误百出的序曲",
+		SeriesID:     "stale-series",
+		TMDbID:       111,
+		BangumiID:    222,
+		ScrapeStatus: "matched",
+	}
+	if err := repos.DB.Create(&media).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	got, err := scraper.ApplyManualMatch(t.Context(), media.ID, ManualScrapeRequest{
+		Source:    "tmdb",
+		MediaType: "tv",
+		Title:     "路人女主的养成方法",
+		TMDbID:    69367,
+	})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if requestedEpisodePath != "/tv/69367/season/0/episode/1" {
+		t.Fatalf("episode details path = %q, want season-zero special", requestedEpisodePath)
+	}
+	if got.SeasonNum != 0 || got.EpisodeNum != 1 || got.EpisodeTitle != "爱与青春的杀必死回" {
+		t.Fatalf("rebuilt episode identity = S%02dE%02d %q", got.SeasonNum, got.EpisodeNum, got.EpisodeTitle)
+	}
+	if got.SeriesID != "" || got.TMDbID != 69367 || got.BangumiID != 0 {
+		t.Fatalf("stale scrape identity survived manual rematch: %#v", got)
+	}
+}

internal/service/media_versions.go

@@ -120,6 +120,25 @@ func GroupMediaVersions(items []model.Media) []MediaItem {
 	return groupMediaVersions(items)
 }
 
+// GroupEpisodeVersionsForDisplay folds encoding/container variants into one
+// episode while preserving season/episode ordering for episode-list APIs.
+func GroupEpisodeVersionsForDisplay(items []model.Media) []MediaItem {
+	grouped := groupMediaVersions(items)
+	if grouped == nil {
+		return []MediaItem{}
+	}
+	sort.SliceStable(grouped, func(i, j int) bool {
+		if grouped[i].SeasonNum != grouped[j].SeasonNum {
+			return grouped[i].SeasonNum < grouped[j].SeasonNum
+		}
+		if grouped[i].EpisodeNum != grouped[j].EpisodeNum {
+			return grouped[i].EpisodeNum < grouped[j].EpisodeNum
+		}
+		return grouped[i].CreatedAt.Before(grouped[j].CreatedAt)
+	})
+	return grouped
+}
+
 func mediaVersionGroupKey(m model.Media) string {
 	// 远程 Emby 挂载条目保持独立，不与其它远程条目或本地条目折叠合并。
 	if IsEmbyRemoteID(m.ID) {

internal/service/media_versions_test.go

@@ -49,6 +49,28 @@ func TestGroupMediaVersionsMergesEpisodeByExternalIDAcrossLibraries(t *testing.T
 	}
 }
 
+func TestGroupEpisodeVersionsForDisplayMergesAndKeepsEpisodeOrder(t *testing.T) {
+	rows := []model.Media{
+		{Base: model.Base{ID: "ep2"}, LibraryID: "tv", Title: "Show", SeasonNum: 1, EpisodeNum: 2, TMDbID: 99, Path: "/show/s01e02.mkv"},
+		{Base: model.Base{ID: "ep1-small"}, LibraryID: "tv", Title: "Show", SeasonNum: 1, EpisodeNum: 1, TMDbID: 99, Path: "/show/s01e01.mp4", SizeBytes: 100},
+		{Base: model.Base{ID: "ep1-large"}, LibraryID: "tv", Title: "Show", SeasonNum: 1, EpisodeNum: 1, TMDbID: 99, Path: "/show/s01e01.mkv", SizeBytes: 200},
+	}
+
+	grouped := GroupEpisodeVersionsForDisplay(rows)
+	if len(grouped) != 2 {
+		t.Fatalf("grouped len = %d, want 2: %#v", len(grouped), grouped)
+	}
+	if grouped[0].EpisodeNum != 1 || len(grouped[0].Versions) != 2 {
+		t.Fatalf("episode 1 was not merged first: %#v", grouped)
+	}
+	if grouped[0].ID != "ep1-large" {
+		t.Fatalf("primary version = %q, want ep1-large", grouped[0].ID)
+	}
+	if grouped[1].EpisodeNum != 2 {
+		t.Fatalf("second item episode = %d, want 2", grouped[1].EpisodeNum)
+	}
+}
+
 func TestGroupMediaVersionsMergesMovieEncodingVariants(t *testing.T) {
 	hd := model.Media{
 		LibraryID:    "movies",

internal/service/metatube.go

@@ -83,7 +83,7 @@ func (p *MetaTubeProvider) Search(ctx context.Context, cfg MetaTubeConfig, query
 
 	matches := make([]*Match, 0, len(results))
 	for _, res := range results {
-		match := p.convertSearchResultToMatch(query, &res)
+		match := p.convertSearchResultToMatch(cfg, query, &res)
 		if match != nil {
 			matches = append(matches, match)
 		}
@@ -134,7 +134,7 @@ func (p *MetaTubeProvider) GetMovie(ctx context.Context, cfg MetaTubeConfig, pro
 		return nil, fmt.Errorf("decode metatube movie response failed: %w", directErr)
 	}
 
-	return p.convertMovieInfoToMatch(&movie), nil
+	return p.convertMovieInfoToMatch(cfg, &movie), nil
 }
 
 // SearchAndGetBestMatch 执行搜索并拉取首个最佳结果的完整电影详情。
@@ -276,7 +276,7 @@ func (p *MetaTubeProvider) applyAuthHeader(req *http.Request, token string) {
 	req.Header.Set("User-Agent", "MeBox/1.0 (MetaTube Client)")
 }
 
-func (p *MetaTubeProvider) convertSearchResultToMatch(query string, res *MetaTubeSearchResult) *Match {
+func (p *MetaTubeProvider) convertSearchResultToMatch(cfg MetaTubeConfig, query string, res *MetaTubeSearchResult) *Match {
 	if res == nil {
 		return nil
 	}
@@ -300,14 +300,22 @@ func (p *MetaTubeProvider) convertSearchResultToMatch(query string, res *MetaTub
 		}
 	}
 
-	posterURL := firstNonEmpty(res.BigCoverURL, res.CoverURL, res.BigThumbURL, res.ThumbURL)
+	posterSource := firstNonEmpty(res.BigCoverURL, res.CoverURL, res.BigThumbURL, res.ThumbURL)
+	posterURL, backdropURL := metaTubeArtworkURLs(cfg, res.Provider, res.ID, posterSource)
+	if posterURL == "" {
+		posterURL = firstNonEmpty(res.BigThumbURL, res.ThumbURL, res.BigCoverURL, res.CoverURL)
+	}
+	if backdropURL == "" {
+		backdropURL = firstNonEmpty(res.BigCoverURL, res.CoverURL, posterURL)
+	}
 
 	return &Match{
+		Provider:     "metatube",
 		MediaType:    "adult",
 		Title:        formattedTitle,
 		OriginalName: code,
 		PosterURL:    posterURL,
-		BackdropURL:  posterURL,
+		BackdropURL:  backdropURL,
 		Year:         year,
 		ReleaseDate:  cleanDateString(res.ReleaseDate),
 		Rating:       res.Score,
@@ -318,7 +326,7 @@ func (p *MetaTubeProvider) convertSearchResultToMatch(query string, res *MetaTub
 	}
 }
 
-func (p *MetaTubeProvider) convertMovieInfoToMatch(movie *MetaTubeMovieInfo) *Match {
+func (p *MetaTubeProvider) convertMovieInfoToMatch(cfg MetaTubeConfig, movie *MetaTubeMovieInfo) *Match {
 	if movie == nil {
 		return nil
 	}
@@ -336,10 +344,17 @@ func (p *MetaTubeProvider) convertMovieInfoToMatch(movie *MetaTubeMovieInfo) *Ma
 
 	year := parseYearFromDate(movie.ReleaseDate)
 
-	posterURL := firstNonEmpty(movie.BigCoverURL, movie.CoverURL, movie.BigThumbURL, movie.ThumbURL)
-	backdropURL := posterURL
-	if len(movie.PreviewImages) > 0 && movie.PreviewImages[0] != "" {
-		backdropURL = movie.PreviewImages[0]
+	posterSource := firstNonEmpty(movie.BigCoverURL, movie.CoverURL, movie.BigThumbURL, movie.ThumbURL)
+	posterURL, backdropURL := metaTubeArtworkURLs(cfg, movie.Provider, movie.ID, posterSource)
+	if posterURL == "" {
+		posterURL = firstNonEmpty(movie.BigThumbURL, movie.ThumbURL, movie.BigCoverURL, movie.CoverURL)
+	}
+	if backdropURL == "" {
+		if len(movie.PreviewImages) > 0 && movie.PreviewImages[0] != "" {
+			backdropURL = movie.PreviewImages[0]
+		} else {
+			backdropURL = firstNonEmpty(movie.BigCoverURL, movie.CoverURL, posterURL)
+		}
 	}
 
 	genres := make([]string, 0, len(movie.Genres)+len(movie.Actors)+4)
@@ -369,6 +384,7 @@ func (p *MetaTubeProvider) convertMovieInfoToMatch(movie *MetaTubeMovieInfo) *Ma
 	}
 
 	return &Match{
+		Provider:     "metatube",
 		MediaType:    "adult",
 		Title:        formattedTitle,
 		OriginalName: code,
@@ -385,6 +401,37 @@ func (p *MetaTubeProvider) convertMovieInfoToMatch(movie *MetaTubeMovieInfo) *Ma
 	}
 }
 
+func metaTubeArtworkURLs(cfg MetaTubeConfig, provider, id, posterSource string) (string, string) {
+	serverURL := strings.TrimRight(strings.TrimSpace(cfg.ServerURL), "/")
+	provider = strings.TrimSpace(provider)
+	id = strings.TrimSpace(id)
+	if serverURL == "" || provider == "" || id == "" {
+		return "", ""
+	}
+
+	imageURL := func(kind string, primary bool) string {
+		base := fmt.Sprintf("%s/v1/images/%s/%s/%s", serverURL, kind, url.PathEscape(provider), url.PathEscape(id))
+		values := url.Values{}
+		values.Set("quality", "90")
+		if primary {
+			values.Set("ratio", "-1")
+			if strings.TrimSpace(posterSource) != "" {
+				values.Set("url", strings.TrimSpace(posterSource))
+			}
+			if cfg.CropCover {
+				values.Set("pos", "1")
+				values.Set("auto", "true")
+			} else {
+				values.Set("pos", "-1")
+				values.Set("auto", "false")
+			}
+		}
+		return base + "?" + values.Encode()
+	}
+
+	return imageURL("primary", true), imageURL("backdrop", false)
+}
+
 func parseYearFromDate(dateStr string) int {
 	dateStr = strings.TrimSpace(dateStr)
 	if len(dateStr) >= 4 {

internal/service/metatube_test.go

@@ -62,6 +62,9 @@ func TestMetaTubeProviderSearch(t *testing.T) {
 		t.Fatalf("expected 1 match, got %d", len(matches))
 	}
 	m := matches[0]
+	if m.Provider != "metatube" {
+		t.Errorf("expected provider metatube, got %q", m.Provider)
+	}
 	if m.OriginalName != "IPX-235" {
 		t.Errorf("expected original name IPX-235, got %s", m.OriginalName)
 	}
@@ -74,6 +77,12 @@ func TestMetaTubeProviderSearch(t *testing.T) {
 	if len(m.Genres) != 1 || m.Genres[0] != "相沢みなみ" {
 		t.Errorf("unexpected genres: %v", m.Genres)
 	}
+	if want := server.URL + "/v1/images/primary/javdb/123456?auto=false&pos=-1&quality=90&ratio=-1&url=https%3A%2F%2Fexample.com%2Fcover.jpg"; m.PosterURL != want {
+		t.Errorf("poster URL = %q, want %q", m.PosterURL, want)
+	}
+	if want := server.URL + "/v1/images/backdrop/javdb/123456?quality=90"; m.BackdropURL != want {
+		t.Errorf("backdrop URL = %q, want %q", m.BackdropURL, want)
+	}
 }
 
 func TestMetaTubeProviderGetMovie(t *testing.T) {
@@ -112,6 +121,7 @@ func TestMetaTubeProviderGetMovie(t *testing.T) {
 	provider := NewMetaTubeProvider(zap.NewNop())
 	cfg := MetaTubeConfig{
 		ServerURL: server.URL,
+		CropCover: true,
 	}
 
 	match, err := provider.GetMovie(context.Background(), cfg, "javdb", "123456")
@@ -124,11 +134,11 @@ func TestMetaTubeProviderGetMovie(t *testing.T) {
 	if match.Overview != "超绝美少女相沢みなみ出道作品！" {
 		t.Errorf("unexpected overview: %s", match.Overview)
 	}
-	if match.PosterURL != "https://example.com/big_cover.jpg" {
-		t.Errorf("unexpected poster URL: %s", match.PosterURL)
+	if want := server.URL + "/v1/images/primary/javdb/123456?auto=true&pos=1&quality=90&ratio=-1&url=https%3A%2F%2Fexample.com%2Fbig_cover.jpg"; match.PosterURL != want {
+		t.Errorf("poster URL = %q, want %q", match.PosterURL, want)
 	}
-	if match.BackdropURL != "https://example.com/preview1.jpg" {
-		t.Errorf("unexpected backdrop URL: %s", match.BackdropURL)
+	if want := server.URL + "/v1/images/backdrop/javdb/123456?quality=90"; match.BackdropURL != want {
+		t.Errorf("backdrop URL = %q, want %q", match.BackdropURL, want)
 	}
 	if match.Year != 2018 {
 		t.Errorf("expected year 2018, got %d", match.Year)

internal/service/scraper.go

@@ -93,7 +93,11 @@ func (s *ScraperService) EnrichOneWithOptions(ctx context.Context, m *model.Medi
 	}
 	if match == nil {
 		if local != nil && !local.PathHint {
-			return s.applyLocalMetadataMatch(ctx, m, local)
+			err := s.applyLocalMetadataMatch(ctx, m, local)
+			if err == nil {
+				options.recordProvider("local")
+			}
+			return err
 		}
 		if err := s.repo.DB.WithContext(ctx).Model(&model.Media{}).Where("id = ?", m.ID).
 			Update("scrape_status", "no_match").Error; err != nil {
@@ -119,8 +123,22 @@ func (s *ScraperService) applyProviderMatch(ctx context.Context, m *model.Media,
 func (s *ScraperService) applyProviderMatchWithOptions(ctx context.Context, m *model.Media, lib *model.Library, match *Match, options ScrapeOptions) error {
 	posterCandidate := match.PosterURL
 	backdropCandidate := match.BackdropURL
-	posterURL, removePoster := s.prepareScrapedArtworkURL(ctx, m.ID, "poster_url", m.PosterURL, posterCandidate)
-	backdropURL, removeBackdrop := s.prepareScrapedArtworkURL(ctx, m.ID, "backdrop_url", m.BackdropURL, backdropCandidate)
+	currentPoster := m.PosterURL
+	currentBackdrop := m.BackdropURL
+	if options.RebuildIdentity {
+		currentPoster = ""
+		currentBackdrop = ""
+	}
+	posterURL, removePoster := s.prepareScrapedArtworkURL(ctx, m.ID, "poster_url", currentPoster, posterCandidate)
+	backdropURL, removeBackdrop := s.prepareScrapedArtworkURL(ctx, m.ID, "backdrop_url", currentBackdrop, backdropCandidate)
+	if options.RebuildIdentity {
+		if strings.TrimSpace(m.PosterURL) != posterURL {
+			removePoster = m.PosterURL
+		}
+		if strings.TrimSpace(m.BackdropURL) != backdropURL {
+			removeBackdrop = m.BackdropURL
+		}
+	}
 	updates := map[string]any{
 		"title":         match.Title,
 		"overview":      match.Overview,
@@ -142,6 +160,12 @@ func (s *ScraperService) applyProviderMatchWithOptions(ctx context.Context, m *m
 		updates["languages"] = strings.Join(match.Languages, ",")
 		updates["nsfw"] = match.NSFW
 	}
+	if options.RebuildIdentity {
+		updates["season_num"] = m.SeasonNum
+		updates["episode_num"] = m.EpisodeNum
+		updates["episode_title"] = ""
+		updates["series_id"] = ""
+	}
 	if match.ReleaseDate != "" {
 		updates["release_date"] = match.ReleaseDate
 	}
@@ -207,6 +231,11 @@ func (s *ScraperService) applyProviderMatchWithOptions(ctx context.Context, m *m
 		"thetvdb_id": match.TheTVDBID,
 		"source":     map[bool]string{true: "adult"}[match.NSFW],
 	})
+	provider := strings.ToLower(strings.TrimSpace(match.Provider))
+	if provider == "" {
+		provider = "unknown"
+	}
+	options.recordProvider(provider)
 	return nil
 }
 

internal/service/scraper_artwork.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"context"
+	"net/url"
 	"strings"
 	"time"
 
@@ -20,10 +21,34 @@ func (s *ScraperService) prepareScrapedArtworkURL(ctx context.Context, mediaID,
 	if s == nil || s.images == nil || !isHTTPish(candidate) {
 		return candidate, ""
 	}
-	fetchCtx, cancel := context.WithTimeout(context.WithoutCancel(ctx), 15*time.Second)
+	originalSource := metaTubeOriginalArtworkURL(candidate)
+	timeout := 15 * time.Second
+	if originalSource != "" {
+		// MetaTube face processing can become very slow under a batch scrape.
+		// Fail over quickly so the same source can be processed locally.
+		timeout = 8 * time.Second
+	}
+	fetchCtx, cancel := context.WithTimeout(context.WithoutCancel(ctx), timeout)
 	err := s.images.PrefetchRemote(fetchCtx, candidate)
 	cancel()
 	if err != nil {
+		if originalSource != "" {
+			fallbackCtx, fallbackCancel := context.WithTimeout(context.WithoutCancel(ctx), 15*time.Second)
+			fallbackErr := s.images.PrefetchRemote(fallbackCtx, originalSource)
+			fallbackCancel()
+			if fallbackErr == nil {
+				s.log.Warn("MetaTube artwork processing failed; using local face-aware crop",
+					zap.String("media_id", mediaID),
+					zap.String("field", field),
+					zap.String("candidate", candidate),
+					zap.String("source", originalSource),
+					zap.Error(err))
+				if current != "" && isHTTPish(current) {
+					return originalSource, current
+				}
+				return originalSource, ""
+			}
+		}
 		if current != "" {
 			s.log.Warn("scrape artwork prefetch failed; keeping existing artwork",
 				zap.String("media_id", mediaID),
@@ -46,6 +71,18 @@ func (s *ScraperService) prepareScrapedArtworkURL(ctx context.Context, mediaID,
 	return candidate, ""
 }
 
+func metaTubeOriginalArtworkURL(raw string) string {
+	parsed, err := url.Parse(strings.TrimSpace(raw))
+	if err != nil || !strings.Contains(parsed.Path, "/v1/images/primary/") {
+		return ""
+	}
+	source := strings.TrimSpace(parsed.Query().Get("url"))
+	if !isHTTPish(source) {
+		return ""
+	}
+	return source
+}
+
 func (s *ScraperService) removeCachedScrapedArtwork(urls ...string) {
 	if s == nil || s.images == nil {
 		return

internal/service/scraper_artwork_test.go

@@ -3,8 +3,11 @@ package service
 import (
 	"bytes"
 	"errors"
+	"image"
+	"image/color"
 	"io"
 	"net/http"
+	"net/url"
 	"os"
 	"path/filepath"
 	"strings"
@@ -67,10 +70,14 @@ func TestApplyProviderMatchInvalidatesMediaCache(t *testing.T) {
 	if err := repos.DB.Create(&media).Error; err != nil {
 		t.Fatal(err)
 	}
-	match := &Match{Title: "Matched", PosterURL: "https://image.tmdb.org/t/p/w500/poster.jpg", BackdropURL: "https://image.tmdb.org/t/p/w1280/backdrop.jpg"}
-	if err := scraper.applyProviderMatch(t.Context(), &media, &lib, match); err != nil {
+	match := &Match{Provider: "metatube", Title: "Matched", PosterURL: "https://image.tmdb.org/t/p/w500/poster.jpg", BackdropURL: "https://image.tmdb.org/t/p/w1280/backdrop.jpg"}
+	usedProvider := ""
+	if err := scraper.applyProviderMatchWithOptions(t.Context(), &media, &lib, match, ScrapeOptions{resultProvider: &usedProvider}); err != nil {
 		t.Fatal(err)
 	}
+	if usedProvider != "metatube" {
+		t.Fatalf("recorded provider = %q, want metatube", usedProvider)
+	}
 
 	var stale map[string]string
 	if cache.GetJSON(t.Context(), "media:list:stale", &stale) {
@@ -145,6 +152,92 @@ func TestApplyProviderMatchKeepsExistingArtworkWhenNewPrefetchFails(t *testing.T
 	}
 }
 
+func TestApplyProviderMatchFallsBackToLocalFaceCropWhenMetaTubeImageFails(t *testing.T) {
+	scraper, repos, closeServer := newTestScraper(t)
+	defer closeServer()
+
+	wideCover := createTestImage(
+		900,
+		600,
+		color.RGBA{R: 255, A: 255},
+		color.RGBA{B: 255, A: 255},
+	)
+	sourceURL := "https://images.example.com/wide-cover.jpg"
+	images := NewImageProxy(&config.Config{Cache: config.CacheConfig{CacheDir: filepath.Join(t.TempDir(), "cache")}}, zap.NewNop())
+	images.client = &http.Client{Transport: imageRoundTripFunc(func(req *http.Request) (*http.Response, error) {
+		if req.URL.Host == "metatube.example.com" {
+			return &http.Response{
+				StatusCode: http.StatusGatewayTimeout,
+				Status:     "504 Gateway Timeout",
+				Header:     make(http.Header),
+				Body:       io.NopCloser(strings.NewReader("timeout")),
+				Request:    req,
+			}, nil
+		}
+		return &http.Response{
+			StatusCode: http.StatusOK,
+			Status:     "200 OK",
+			Header:     http.Header{"Content-Type": []string{"image/jpeg"}},
+			Body:       io.NopCloser(bytes.NewReader(wideCover)),
+			Request:    req,
+		}, nil
+	})}
+	scraper.SetImageProxy(images)
+
+	libPath := t.TempDir()
+	lib := model.Library{Name: "Adult", Path: libPath, Type: "adult", Enabled: true}
+	if err := repos.Library.Create(t.Context(), &lib); err != nil {
+		t.Fatal(err)
+	}
+	media := model.Media{
+		LibraryID:    lib.ID,
+		Title:        "Raw",
+		Path:         filepath.Join(libPath, "IPX-235.mp4"),
+		PosterURL:    filepath.Join(libPath, "old-poster.jpg"),
+		NSFW:         true,
+		ScrapeStatus: "matched",
+	}
+	if err := repos.DB.Create(&media).Error; err != nil {
+		t.Fatal(err)
+	}
+	query := url.Values{
+		"auto":    {"true"},
+		"pos":     {"1"},
+		"quality": {"90"},
+		"ratio":   {"-1"},
+		"url":     {sourceURL},
+	}
+	match := &Match{
+		Title:     "IPX-235 Matched",
+		MediaType: "adult",
+		NSFW:      true,
+		PosterURL: "https://metatube.example.com/v1/images/primary/AVE/123?" + query.Encode(),
+	}
+	if err := scraper.applyProviderMatch(t.Context(), &media, &lib, match); err != nil {
+		t.Fatal(err)
+	}
+
+	var stored model.Media
+	if err := repos.DB.First(&stored, "id = ?", media.ID).Error; err != nil {
+		t.Fatal(err)
+	}
+	if filepath.Base(stored.PosterURL) != "IPX-235-poster.jpg" {
+		t.Fatalf("poster = %q, want local face-cropped sidecar", stored.PosterURL)
+	}
+	data, err := os.ReadFile(stored.PosterURL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	cropped, _, err := image.Decode(bytes.NewReader(data))
+	if err != nil {
+		t.Fatal(err)
+	}
+	ratio := float64(cropped.Bounds().Dx()) / float64(cropped.Bounds().Dy())
+	if ratio < 0.65 || ratio > 0.68 {
+		t.Fatalf("local fallback poster ratio = %.3f", ratio)
+	}
+}
+
 func TestApplyProviderMatchReplacesArtworkAndRemovesOldCache(t *testing.T) {
 	scraper, repos, closeServer := newTestScraper(t)
 	defer closeServer()

internal/service/scraper_library.go

@@ -27,11 +27,13 @@ func (s *ScraperService) lookup(ctx context.Context, lib *model.Library, media *
 	}
 	if s.tmdb != nil && s.tmdb.Enabled() {
 		if match := s.lookupAutomaticTMDb(ctx, kind, 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) {
+			m.Provider = "douban"
 			return m
 		} else if err != nil {
 			s.log.Debug("douban search failed", zap.String("query", query), zap.Error(err))
@@ -39,6 +41,7 @@ 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) {
+			m.Provider = "bangumi"
 			return m
 		} else if err != nil {
 			s.log.Debug("bangumi search failed", zap.String("query", query), zap.Error(err))
@@ -46,6 +49,7 @@ func (s *ScraperService) lookup(ctx context.Context, lib *model.Library, media *
 	}
 	if (kind == "anime" || kind == "tv" || kind == "variety" || kind == "show" || kind == "shows") && s.thetvdb != nil && s.thetvdb.Enabled() {
 		if m, err := s.thetvdb.SearchSeries(ctx, query); err == nil && m != nil && metadataMatchCompatibleWithType(kind, m) {
+			m.Provider = "thetvdb"
 			return m
 		} else if err != nil {
 			s.log.Debug("thetvdb search failed", zap.String("query", query), zap.Error(err))

internal/service/scraper_lookup.go

@@ -23,6 +23,7 @@ func (s *ScraperService) matchFromMediaExternalIDs(ctx context.Context, m *model
 		}
 		if match := s.manualTMDbMatchByID(ctx, m.TMDbID, normalizeMediaType(mediaType, m.Title, "")); match != nil {
 			if s.mediaExternalIDMatchTrusted(m, lib, match, "tmdb") {
+				match.Provider = "tmdb"
 				preferExistingLocalizedEpisodeTitle(m, lib, match)
 				return match
 			}
@@ -31,6 +32,7 @@ func (s *ScraperService) matchFromMediaExternalIDs(ctx context.Context, m *model
 	if strings.TrimSpace(m.DoubanID) != "" && s.douban != nil && s.douban.Enabled() {
 		if match, err := s.douban.GetMatchByID(ctx, strings.TrimSpace(m.DoubanID)); err == nil && match != nil {
 			if s.mediaExternalIDMatchTrusted(m, lib, match, "douban") {
+				match.Provider = "douban"
 				preferExistingLocalizedEpisodeTitle(m, lib, match)
 				return match
 			}
@@ -41,6 +43,7 @@ func (s *ScraperService) matchFromMediaExternalIDs(ctx context.Context, m *model
 	if m.BangumiID > 0 && s.bangumi != nil && s.bangumi.Enabled() {
 		if match, err := s.bangumi.GetSubject(ctx, m.BangumiID); err == nil && match != nil {
 			if s.mediaExternalIDMatchTrusted(m, lib, match, "bangumi") {
+				match.Provider = "bangumi"
 				preferExistingLocalizedEpisodeTitle(m, lib, match)
 				return match
 			}
@@ -51,6 +54,7 @@ func (s *ScraperService) matchFromMediaExternalIDs(ctx context.Context, m *model
 	if strings.TrimSpace(m.TheTVDBID) != "" && s.thetvdb != nil && s.thetvdb.Enabled() {
 		if match, err := s.thetvdb.GetSeriesMatchByID(ctx, strings.TrimSpace(m.TheTVDBID)); err == nil && match != nil {
 			if s.mediaExternalIDMatchTrusted(m, lib, match, "thetvdb") {
+				match.Provider = "thetvdb"
 				preferExistingLocalizedEpisodeTitle(m, lib, match)
 				return match
 			}

internal/service/scraper_options.go

@@ -7,6 +7,8 @@ type ScrapeOptions struct {
 	EpisodeArtwork      *bool
 	DeferEpisodeDetails bool
 	ForceRematch        bool
+	RebuildIdentity     bool
+	resultProvider      *string
 }
 
 func (o ScrapeOptions) episodeArtworkEnabled() bool {
@@ -17,3 +19,9 @@ func skipEpisodeArtworkOptions(retryNoMatch bool) ScrapeOptions {
 	episodeArtwork := false
 	return ScrapeOptions{RetryNoMatch: retryNoMatch, EpisodeArtwork: &episodeArtwork}
 }
+
+func (o ScrapeOptions) recordProvider(provider string) {
+	if o.resultProvider != nil {
+		*o.resultProvider = provider
+	}
+}

internal/service/scraper_queue.go

@@ -115,10 +115,12 @@ func (s *ScraperService) processScrapeTask(ctx context.Context, task *model.Scra
 	}
 
 	epArtwork := task.EpisodeImages
+	usedProvider := ""
 	options := ScrapeOptions{
 		EpisodeArtwork: &epArtwork,
 		IncludeMatched: task.RefreshMatched,
 		RetryNoMatch:   true,
+		resultProvider: &usedProvider,
 	}
 
 	enrichErr := s.EnrichOneWithOptions(ctx, media, options)
@@ -133,16 +135,9 @@ func (s *ScraperService) processScrapeTask(ctx context.Context, task *model.Scra
 		task.MatchedYear = refreshed.Year
 		task.PosterURL = refreshed.PosterURL
 		task.BackdropURL = refreshed.BackdropURL
-		if refreshed.TMDbID > 0 {
-			task.Provider = "tmdb"
-		} else if strings.TrimSpace(refreshed.DoubanID) != "" {
-			task.Provider = "douban"
-		} else if refreshed.BangumiID > 0 {
-			task.Provider = "bangumi"
-		} else if strings.TrimSpace(refreshed.TheTVDBID) != "" {
-			task.Provider = "thetvdb"
-		} else {
-			task.Provider = "metatube"
+		task.Provider = strings.ToLower(strings.TrimSpace(usedProvider))
+		if task.Provider == "" {
+			task.Provider = "unknown"
 		}
 	} else {
 		task.Status = model.ScrapeTaskFailed

internal/service/scraper_service.go

@@ -1,6 +1,7 @@
 package service
 
 import (
+	"sync"
 	"time"
 
 	"go.uber.org/zap"
@@ -24,6 +25,10 @@ type ScraperService struct {
 	hub     *Hub
 	cache   *RuntimeCacheService
 	images  *ImageProxy
+
+	// Serializes final sidecar replacement. Windows cannot rename over an
+	// existing file, and concurrent scrapes can target the same sidecar.
+	artworkWriteMu sync.Mutex
 }
 
 // NewScraperService is the constructor.

internal/service/scraper_write_metadata_files.go

@@ -44,38 +44,84 @@ func (s *ScraperService) writeMediaArtworkFilesAfterScrape(ctx context.Context,
 	if base == "" || base == "." {
 		return
 	}
-	isAdult := IsAdultMediaPathOrMetadata(refreshed.Path, refreshed.LibraryID, refreshed.NSFW) || IsAdultArtworkURL(refreshed.PosterURL)
+	isAdult := shouldCropAdultPoster(refreshed, lib)
+	artworkUpdates := map[string]any{}
 	if refreshed.PosterURL != "" {
-		s.downloadArtworkToPathWithOptions(ctx, dir, base+"-poster", refreshed.PosterURL, isAdult)
+		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 refreshed.BackdropURL != "" {
-		s.downloadArtworkToPathWithOptions(ctx, dir, base+"-backdrop", refreshed.BackdropURL, false)
+		if dst := s.downloadArtworkToPathWithOptions(ctx, dir, base+"-backdrop", refreshed.BackdropURL, false); dst != "" {
+			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
-		s.downloadArtworkToPathWithOptions(ctx, dir, base+"-backdrop", refreshed.PosterURL, false)
+		if dst := s.downloadArtworkToPathWithOptions(ctx, dir, base+"-backdrop", refreshed.PosterURL, false); dst != "" {
+			artworkUpdates["backdrop_url"] = filepath.Join(filepath.Dir(refreshed.Path), filepath.Base(dst))
+		}
+	}
+	if len(artworkUpdates) > 0 {
+		if err := s.repo.DB.WithContext(ctx).Model(&model.Media{}).
+			Where("id = ?", refreshed.ID).Updates(artworkUpdates).Error; err != nil {
+			s.log.Warn("save local scraped artwork paths failed", zap.String("media_id", refreshed.ID), zap.Error(err))
+		}
 	}
 }
 
-func (s *ScraperService) downloadArtworkToPath(ctx context.Context, dir, name, raw string) {
-	s.downloadArtworkToPathWithOptions(ctx, dir, name, raw, false)
+func (s *ScraperService) downloadArtworkToPath(ctx context.Context, dir, name, raw string) string {
+	return s.downloadArtworkToPathWithOptions(ctx, dir, name, raw, false)
+}
+
+// shouldCropAdultPoster keeps adult-cover handling independent of which
+// metadata provider won. A code-numbered title may match TMDb first, so the
+// provider's NSFW flag or artwork host alone is not sufficient.
+func shouldCropAdultPoster(media *model.Media, lib *model.Library) bool {
+	if media == nil {
+		return false
+	}
+	mediaType := ""
+	if lib != nil {
+		mediaType = lib.Type
+	}
+	return IsAdultMediaPathOrMetadata(media.Path, mediaType, media.NSFW) ||
+		IsAdultArtworkURL(media.PosterURL)
 }
 
 // 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) {
-	if !isHTTPish(raw) {
-		return
+func (s *ScraperService) downloadArtworkToPathWithOptions(ctx context.Context, dir, name, raw string, cropAdultPoster bool) string {
+	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),
 			zap.String("url", raw),
 			zap.Error(err))
-		return
+		return ""
 	}
 	if !isImageContentType(ctype) || isTransparentPlaceholderData(data) {
-		return
+		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 {
@@ -83,7 +129,7 @@ func (s *ScraperService) downloadArtworkToPathWithOptions(ctx context.Context, d
 			ctype = croppedType
 		}
 	}
-	s.writeArtworkDataToPath(dir, name, ctype, data)
+	return s.writeArtworkDataToPath(dir, name, ctype, data)
 }
 
 // writeArtworkDataToPath writes in-memory artwork bytes to dir/<name>.<ext>
@@ -110,10 +156,23 @@ func (s *ScraperService) writeArtworkDataToPath(dir, name, ctype string, data []
 		s.log.Warn("scrape artwork write failed", zap.String("dst", dst), zap.Error(err))
 		return ""
 	}
-	_ = tmp.Close()
-	if err := os.Rename(tmp.Name(), dst); err != nil {
+	if err := tmp.Close(); err != nil {
 		_ = os.Remove(tmp.Name())
-		s.log.Warn("scrape artwork rename failed", zap.String("dst", dst), zap.Error(err))
+		s.log.Warn("scrape artwork close failed", zap.String("dst", dst), zap.Error(err))
+		return ""
+	}
+
+	// On Windows os.Rename does not replace dst. Serialize remove+rename so two
+	// concurrent scrapes cannot leave the previous uncropped DVD cover behind.
+	s.artworkWriteMu.Lock()
+	err = os.Remove(dst)
+	if err == nil || os.IsNotExist(err) {
+		err = os.Rename(tmp.Name(), dst)
+	}
+	s.artworkWriteMu.Unlock()
+	if err != nil {
+		_ = os.Remove(tmp.Name())
+		s.log.Warn("scrape artwork replace failed", zap.String("dst", dst), zap.Error(err))
 		return ""
 	}
 	s.log.Debug("scrape artwork written", zap.String("dst", dst))
@@ -125,7 +184,7 @@ 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

@@ -1,13 +1,22 @@
 package service
 
 import (
+	"bytes"
+	"image"
+	"image/color"
+	"net/http"
+	"net/http/httptest"
 	"os"
 	"path/filepath"
 	"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"
 )
 
 // TestWriteArtworkDataToPathWritesJellyfinSidecar verifies that in-memory
@@ -33,11 +42,53 @@ func TestWriteArtworkDataToPathWritesJellyfinSidecar(t *testing.T) {
 	}
 }
 
+func TestWriteArtworkDataToPathReplacesExistingSidecar(t *testing.T) {
+	scraper := &ScraperService{log: zap.NewNop()}
+	mediaDir := t.TempDir()
+	dst := filepath.Join(mediaDir, "poster.jpg")
+	if err := os.WriteFile(dst, []byte("old DVD cover"), 0o644); err != nil {
+		t.Fatal(err)
+	}
+
+	if got := scraper.writeArtworkDataToPath(mediaDir, "poster", "image/jpeg", testJPEG); got != dst {
+		t.Fatalf("destination = %q, want %q", got, dst)
+	}
+	data, err := os.ReadFile(dst)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if string(data) != string(testJPEG) {
+		t.Fatal("existing sidecar was not replaced")
+	}
+}
+
+func TestShouldCropAdultPosterWhenTMDbArtworkMatchedCodePath(t *testing.T) {
+	media := &model.Media{
+		Path:      filepath.Join(t.TempDir(), "IPX-235.mp4"),
+		Title:     "TMDb matched title",
+		PosterURL: "https://image.tmdb.org/t/p/w500/poster.jpg",
+	}
+	if !shouldCropAdultPoster(media, &model.Library{Type: "movie"}) {
+		t.Fatal("code-numbered media should retain adult crop handling after a TMDb match")
+	}
+}
+
+func TestShouldCropAdultPosterUsesLibraryType(t *testing.T) {
+	media := &model.Media{
+		Path:      filepath.Join(t.TempDir(), "renamed.mp4"),
+		PosterURL: "https://image.tmdb.org/t/p/w500/poster.jpg",
+	}
+	if !shouldCropAdultPoster(media, &model.Library{Type: "adult"}) {
+		t.Fatal("adult library media should be cropped regardless of provider")
+	}
+}
+
 // TestImageExtForContentType verifies the MIME -> extension mapping used to
 // name Jellyfin sidecar files.
 func TestImageExtForContentType(t *testing.T) {
 	cases := map[string]string{
 		"image/jpeg":                 ".jpg",
+		"image/jpg":                  ".jpg",
 		"image/pjpeg":                ".jpg",
 		"image/png":                  ".png",
 		"image/webp":                 ".webp",
@@ -53,6 +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) {
@@ -87,3 +164,65 @@ func TestSameDirectoryMediaUsesBaseScopedSidecars(t *testing.T) {
 		t.Fatalf("base = %q, want A-poster.jpg", filepath.Base(dst))
 	}
 }
+
+func TestLocalAdultArtworkStoresFaceAwarePosterPath(t *testing.T) {
+	wideCover := createTestImage(
+		900,
+		600,
+		color.RGBA{R: 255, A: 255},
+		color.RGBA{B: 255, A: 255},
+	)
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		w.Header().Set("Content-Type", "image/jpeg")
+		_, _ = w.Write(wideCover)
+	}))
+	defer upstream.Close()
+
+	cfg := &config.Config{}
+	cfg.Cache.CacheDir = t.TempDir()
+	images := NewImageProxy(cfg, zap.NewNop())
+	images.allowedRemoteHostsFn = func() []string { return []string{"127.0.0.1"} }
+
+	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.AutoMigrate(&model.Media{}); err != nil {
+		t.Fatal(err)
+	}
+	repos := repository.New(db)
+	mediaDir := t.TempDir()
+	media := model.Media{
+		Title:        "IPX-235",
+		Path:         filepath.Join(mediaDir, "IPX-235.mp4"),
+		PosterURL:    upstream.URL + "/cover.jpg",
+		NSFW:         true,
+		ScrapeStatus: "matched",
+	}
+	if err := repos.DB.Create(&media).Error; err != nil {
+		t.Fatal(err)
+	}
+
+	scraper := &ScraperService{cfg: cfg, log: zap.NewNop(), repo: repos, images: images}
+	scraper.writeMediaArtworkFilesAfterScrape(t.Context(), &media, &model.Library{Type: "adult"})
+
+	var got model.Media
+	if err := repos.DB.First(&got, "id = ?", media.ID).Error; err != nil {
+		t.Fatal(err)
+	}
+	if filepath.Base(got.PosterURL) != "IPX-235-poster.jpg" {
+		t.Fatalf("poster URL = %q, want local face-aware sidecar", got.PosterURL)
+	}
+	data, err := os.ReadFile(got.PosterURL)
+	if err != nil {
+		t.Fatal(err)
+	}
+	cropped, _, err := image.Decode(bytes.NewReader(data))
+	if err != nil {
+		t.Fatal(err)
+	}
+	ratio := float64(cropped.Bounds().Dx()) / float64(cropped.Bounds().Dy())
+	if ratio < 0.65 || ratio > 0.68 {
+		t.Fatalf("local poster ratio = %.3f, want MetaTube primary ratio", ratio)
+	}
+}

internal/service/strm_115_oauth.go

@@ -293,7 +293,11 @@ func (s *StrmService) save115OAuthToken(ctx context.Context, session *strm115Aut
 	acct.LastTestAt = &now
 	acct.LastTestResult = "授权成功"
 	acct.LastTestOK = true
-	return s.repo.StrmAccount.Update(ctx, acct)
+	if err := s.repo.StrmAccount.Update(ctx, acct); err != nil {
+		return err
+	}
+	s.invalidate115Provider(acct.ID)
+	return nil
 }
 
 func (s *StrmService) drop115AuthSession(sessionID string) {
@@ -382,8 +386,15 @@ func (s *StrmService) refresh115TokensOnce(ctx context.Context) {
 				}
 			}
 		}
-		client := cloud115.NewOpenClient(cfg["app_id"], cfg["access_token"], cfg["refresh_token"])
-		token, err := client.RefreshToken(cfg["refresh_token"])
+		provider, err := s.providerFor(ctx, acct)
+		if err != nil {
+			continue
+		}
+		openProvider, ok := provider.(interface{ OpenClient() *cloud115.OpenClient })
+		if !ok || openProvider.OpenClient() == nil {
+			continue
+		}
+		token, err := openProvider.OpenClient().RefreshToken("")
 		if err != nil {
 			msg := "令牌刷新失败：" + err.Error()
 			if cloud115.IsRefreshTokenDead(err) {

internal/service/strm_account_test.go

@@ -10,6 +10,7 @@ import (
 	"github.com/truewhile/MeBox/internal/config"
 	"github.com/truewhile/MeBox/internal/model"
 	"github.com/truewhile/MeBox/internal/repository"
+	"github.com/truewhile/MeBox/internal/service/cloud115"
 )
 
 func TestStrmAccountConfigPreviewOf(t *testing.T) {
@@ -71,6 +72,90 @@ func TestUpdateStrmAccountMergesConfigWithoutClearingSecrets(t *testing.T) {
 	}
 }
 
+func TestProviderForReuses115ClientUntilCredentialsChange(t *testing.T) {
+	svc := testStrmService(t)
+	ctx := context.Background()
+	acct, err := svc.CreateStrmAccount(ctx, "115", model.StrmProvider115, map[string]string{
+		"app_id":        "100195129",
+		"access_token":  "at-1",
+		"refresh_token": "rt-1",
+	})
+	if err != nil {
+		t.Fatalf("create account: %v", err)
+	}
+
+	first, err := svc.providerFor(ctx, acct)
+	if err != nil {
+		t.Fatalf("first provider: %v", err)
+	}
+	second, err := svc.providerFor(ctx, acct)
+	if err != nil {
+		t.Fatalf("second provider: %v", err)
+	}
+	if first != second {
+		t.Fatal("115 provider should be shared per account")
+	}
+
+	updated, err := svc.UpdateStrmAccount(ctx, acct.ID, "", nil, map[string]string{
+		"access_token":  "at-2",
+		"refresh_token": "rt-2",
+	})
+	if err != nil {
+		t.Fatalf("update account: %v", err)
+	}
+	third, err := svc.providerFor(ctx, updated)
+	if err != nil {
+		t.Fatalf("provider after credential update: %v", err)
+	}
+	if first == third {
+		t.Fatal("credential update must invalidate the shared provider")
+	}
+
+	oldClient := first.(interface{ OpenClient() *cloud115.OpenClient }).OpenClient()
+	oldClient.OnTokenRefreshed("at-stale", "rt-stale")
+	fresh, err := svc.repo.StrmAccount.FindByID(ctx, acct.ID)
+	if err != nil || fresh == nil {
+		t.Fatalf("reload account: %v", err)
+	}
+	freshCfg, err := svc.strmAccountConfig(fresh)
+	if err != nil {
+		t.Fatalf("decode refreshed account: %v", err)
+	}
+	if freshCfg["access_token"] != "at-2" || freshCfg["refresh_token"] != "rt-2" {
+		t.Fatalf("stale client overwrote new credentials: %#v", freshCfg)
+	}
+}
+
+func TestPersist115TokensKeepsSharedClient(t *testing.T) {
+	svc := testStrmService(t)
+	ctx := context.Background()
+	acct, err := svc.CreateStrmAccount(ctx, "115", model.StrmProvider115, map[string]string{
+		"app_id":        "100195129",
+		"access_token":  "at-1",
+		"refresh_token": "rt-1",
+	})
+	if err != nil {
+		t.Fatalf("create account: %v", err)
+	}
+	first, err := svc.providerFor(ctx, acct)
+	if err != nil {
+		t.Fatalf("first provider: %v", err)
+	}
+
+	svc.persist115Tokens(acct.ID, "at-2", "rt-2")
+	fresh, err := svc.repo.StrmAccount.FindByID(ctx, acct.ID)
+	if err != nil || fresh == nil {
+		t.Fatalf("reload account: %v", err)
+	}
+	second, err := svc.providerFor(ctx, fresh)
+	if err != nil {
+		t.Fatalf("second provider: %v", err)
+	}
+	if first != second {
+		t.Fatal("automatic token persistence must keep the in-memory shared client")
+	}
+}
+
 func TestDeleteStrmAccountCascadesEmbyMounts(t *testing.T) {
 	ctx := context.Background()
 	db := newServiceTestDB(t, &model.StrmAccount{}, &model.EmbyMount{}, &model.StrmSyncPath{})

internal/service/strm_service.go

@@ -95,6 +95,9 @@ type StrmService struct {
 	oauthSessions map[string]*strm115AuthSession
 	wafUntil      time.Time // 115 风控/限流熔断截止时间（由 mu 保护）
 
+	providerMu       sync.Mutex
+	provider115Cache map[string]cloud.Provider // account ID -> shared provider/OpenClient
+
 	downloadSem115  chan struct{} // 115 换直链+下载并发上限（风控兜底）
 	downloadSemDAV  chan struct{} // WebDAV/OpenList/CloudDrive2 元数据下载并发上限
 	downloadSemOnce sync.Once
@@ -158,15 +161,16 @@ func (s *StrmService) releaseDownloadSlot(provider string) {
 // NewStrmService constructs the STRM service.
 func NewStrmService(cfg *config.Config, log *zap.Logger, repos *repository.Container, crypto *CryptoService) *StrmService {
 	return &StrmService{
-		log:           log,
-		repo:          repos,
-		cfg:           cfg,
-		crypto:        crypto,
-		http:          &http.Client{Timeout: 90 * time.Second},
-		stopCh:        make(chan struct{}),
-		baseCtx:       context.Background(),
-		running:       map[string]context.CancelFunc{},
-		oauthSessions: map[string]*strm115AuthSession{},
+		log:              log,
+		repo:             repos,
+		cfg:              cfg,
+		crypto:           crypto,
+		http:             &http.Client{Timeout: 90 * time.Second},
+		stopCh:           make(chan struct{}),
+		baseCtx:          context.Background(),
+		running:          map[string]context.CancelFunc{},
+		oauthSessions:    map[string]*strm115AuthSession{},
+		provider115Cache: map[string]cloud.Provider{},
 	}
 }
 
@@ -409,6 +413,9 @@ func (s *StrmService) UpdateStrmAccount(ctx context.Context, id, name string, en
 	if err := s.repo.StrmAccount.Update(ctx, acct); err != nil {
 		return nil, err
 	}
+	if acct.Provider == model.StrmProvider115 && len(config) > 0 {
+		s.invalidate115Provider(acct.ID)
+	}
 	return acct, nil
 }
 
@@ -426,6 +433,7 @@ func (s *StrmService) DeleteStrmAccount(ctx context.Context, id string) error {
 	if err := s.repo.StrmAccount.Delete(ctx, id); err != nil {
 		return err
 	}
+	s.invalidate115Provider(id)
 	// 级联清理远程 Emby 挂载：否则留下孤儿挂载，挂载计数/列表仍会显示。
 	// 账号已删，挂载清理失败只记日志，不让删除请求报错。
 	if _, err := s.repo.EmbyMount.DeleteByAccountID(ctx, id); err != nil && s.log != nil {
@@ -464,6 +472,23 @@ func (s *StrmService) ListAccounts(ctx context.Context) ([]model.StrmAccount, er
 
 // providerFor 依据账号配置构建网盘驱动。
 func (s *StrmService) providerFor(ctx context.Context, acct *model.StrmAccount) (cloud.Provider, error) {
+	if acct != nil && acct.Provider == model.StrmProvider115 {
+		s.providerMu.Lock()
+		defer s.providerMu.Unlock()
+		if provider := s.provider115Cache[acct.ID]; provider != nil {
+			return provider, nil
+		}
+		provider, err := s.newProvider(ctx, acct)
+		if err != nil {
+			return nil, err
+		}
+		s.provider115Cache[acct.ID] = provider
+		return provider, nil
+	}
+	return s.newProvider(ctx, acct)
+}
+
+func (s *StrmService) newProvider(ctx context.Context, acct *model.StrmAccount) (cloud.Provider, error) {
 	cfg, err := s.strmAccountConfig(acct)
 	if err != nil {
 		return nil, err
@@ -482,13 +507,33 @@ func (s *StrmService) providerFor(ctx context.Context, acct *model.StrmAccount)
 	// refresh_token 再刷（一次性轮转），两者互相作废，最终把有效账号
 	// 标成“授权已失效”。
 	if oc, ok := provider.(interface{ OpenClient() *cloud115.OpenClient }); ok {
-		oc.OpenClient().OnTokenRefreshed = func(accessToken, refreshToken string) {
+		client := oc.OpenClient()
+		client.OnTokenRefreshed = func(accessToken, refreshToken string) {
+			// 账号重新授权/修改凭据后，旧客户端可能仍有在途请求。旧请求
+			// 刷新的令牌不能覆盖新授权写入的凭据。
+			if !s.isCurrent115Client(acct.ID, client) {
+				return
+			}
 			s.persist115Tokens(acct.ID, accessToken, refreshToken)
 		}
 	}
 	return provider, nil
 }
 
+func (s *StrmService) invalidate115Provider(accountID string) {
+	s.providerMu.Lock()
+	delete(s.provider115Cache, accountID)
+	s.providerMu.Unlock()
+}
+
+func (s *StrmService) isCurrent115Client(accountID string, client *cloud115.OpenClient) bool {
+	s.providerMu.Lock()
+	defer s.providerMu.Unlock()
+	provider := s.provider115Cache[accountID]
+	openProvider, ok := provider.(interface{ OpenClient() *cloud115.OpenClient })
+	return ok && openProvider.OpenClient() == client
+}
+
 // ─── 全局设置 ──────────────────────────────────────────────────────────────────
 
 // GetStrmSettings 返回全局 strm 设置（含默认值）。

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 {
@@ -214,15 +238,7 @@ func (s *SubtitleService) discoverUncached(ctx context.Context, mediaID string)
 			})
 		}
 	}
-	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 {

internal/service/subtitle_convert.go

@@ -27,6 +27,7 @@ func srtToVTT(body string) string {
 func assToVTT(body string) string {
 	out := strings.Builder{}
 	out.WriteString("WEBVTT\n\n")
+	seen := make(map[string]struct{})
 	for i, line := range strings.Split(body, "\n") {
 		line = strings.TrimSpace(line)
 		if !strings.HasPrefix(line, "Dialogue:") {
@@ -36,11 +37,22 @@ func assToVTT(body string) string {
 		if len(parts) < 10 {
 			continue
 		}
+		start := normaliseTimecode(parts[1])
+		end := normaliseTimecode(parts[2])
+		text := stripASSTags(parts[9])
+		if text == "" {
+			continue
+		}
+		key := start + "\x00" + end + "\x00" + text
+		if _, duplicate := seen[key]; duplicate {
+			continue
+		}
+		seen[key] = struct{}{}
 		fmt.Fprintf(&out, "%d\n%s --> %s\n%s\n\n",
 			i,
-			normaliseTimecode(parts[1]),
-			normaliseTimecode(parts[2]),
-			stripASSTags(parts[9]),
+			start,
+			end,
+			text,
 		)
 	}
 	return out.String()
@@ -86,5 +98,9 @@ func normaliseTimecode(t string) string {
 var assTag = regexp.MustCompile(`\{[^}]*\}`)
 
 func stripASSTags(s string) string {
-	return assTag.ReplaceAllString(s, "")
+	s = assTag.ReplaceAllString(s, "")
+	s = strings.ReplaceAll(s, `\N`, "\n")
+	s = strings.ReplaceAll(s, `\n`, "\n")
+	s = strings.ReplaceAll(s, `\h`, "\u00a0")
+	return strings.TrimSpace(s)
 }

internal/service/subtitle_test.go

@@ -2,9 +2,12 @@ package service
 
 import (
 	"bytes"
+	"context"
 	"encoding/json"
+	"errors"
 	"os"
 	"path/filepath"
+	"strings"
 	"testing"
 
 	"github.com/glebarez/sqlite"
@@ -47,6 +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":[
@@ -84,6 +124,25 @@ func TestNormaliseTimecode(t *testing.T) {
 	}
 }
 
+func TestAssToVTTDeduplicatesDialogueAndNormalisesLineBreaks(t *testing.T) {
+	body := strings.Join([]string{
+		`Dialogue: 0,0:00:01.00,0:00:02.00,Default,,0,0,0,,{\an2}第一行\N第二行`,
+		`Dialogue: 1,0:00:01.00,0:00:02.00,Copy,,0,0,0,,{\bord2}第一行\N第二行`,
+		`Dialogue: 0,0:00:03.00,0:00:04.00,Default,,0,0,0,,{\i1}`,
+	}, "\n")
+
+	got := assToVTT(body)
+	if strings.Count(got, "第一行\n第二行") != 1 {
+		t.Fatalf("duplicate ASS dialogue was not collapsed:\n%s", got)
+	}
+	if strings.Contains(got, `\N`) || strings.Contains(got, `\an2`) {
+		t.Fatalf("ASS control sequences leaked into WebVTT:\n%s", got)
+	}
+	if strings.Contains(got, "00:00:03.000 --> 00:00:04.000") {
+		t.Fatalf("empty styled dialogue should be omitted:\n%s", got)
+	}
+}
+
 func TestSubtitleServeRawWritesSourceBytes(t *testing.T) {
 	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
 	if err != nil {

internal/service/tmdb_types.go

@@ -4,6 +4,7 @@ package service
 // across providers; provider-specific IDs sit side-by-side so the scraper
 // orchestrator can write them all into a single update.
 type Match struct {
+	Provider      string   `json:"provider,omitempty"`
 	TMDbID        int      `json:"tmdb_id"`
 	BangumiID     int      `json:"bangumi_id"`
 	DoubanID      string   `json:"douban_id,omitempty"`

web/src/api/subtitles.ts

@@ -13,9 +13,11 @@ export interface SubtitleTrack {
 }
 
 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) => {

web/src/components/useManualScrapeDialogState.ts

@@ -2,6 +2,7 @@ import { useCallback, useEffect, useMemo, useState, type Dispatch, type SetState
 import toast from 'react-hot-toast'
 
 import { mediaAPI, type ManualScrapeCandidate } from '../api/library'
+import { useEpisodeArtworkPreference } from '../hooks/useEpisodeArtworkPreference'
 import type { Media } from '../types'
 import {
   candidateKey,
@@ -103,7 +104,7 @@ export function useManualScrapeDialogState({
 function useManualScrapeFormState() {
   const [query, setQuery] = useState('')
   const [selectedProviders, setSelectedProviders] = useState<string[]>([])
-  const [includeEpisodeArtwork, setIncludeEpisodeArtwork] = useState(false)
+  const [includeEpisodeArtwork, setIncludeEpisodeArtwork] = useEpisodeArtworkPreference()
   const [searching, setSearching] = useState(false)
   const [applyingKey, setApplyingKey] = useState('')
   const [items, setItems] = useState<ManualScrapeCandidate[]>([])

web/src/hooks/useEpisodeArtworkPreference.ts

@@ -0,0 +1,53 @@
+import { useCallback, useEffect, useRef, useState, type Dispatch, type SetStateAction } from 'react'
+import toast from 'react-hot-toast'
+
+import { adminAPI } from '../api/admin'
+
+const SETTING_KEY = 'scrape.episode_images'
+
+// This is an instance-wide scraper preference. The existing admin settings
+// endpoint stores it in the Setting table, so it follows the server instead
+// of a particular browser.
+export function useEpisodeArtworkPreference(): [boolean, Dispatch<SetStateAction<boolean>>] {
+  const [enabled, setEnabledState] = useState(false)
+  const enabledRef = useRef(false)
+  const changedLocally = useRef(false)
+  const saveQueue = useRef(Promise.resolve())
+
+  useEffect(() => {
+    let active = true
+    adminAPI.listSettings()
+      .then((settings) => {
+        if (!active || changedLocally.current) return
+        const value = settings.find((setting) => setting.key === SETTING_KEY)?.value
+        const next = value === 'true' || value === '1'
+        enabledRef.current = next
+        setEnabledState(next)
+      })
+      .catch(() => {
+        if (active) {
+          toast.error('读取每集图片设置失败')
+        }
+      })
+    return () => {
+      active = false
+    }
+  }, [])
+
+  const setEnabled = useCallback((nextValue: SetStateAction<boolean>) => {
+    const next = typeof nextValue === 'function' ? nextValue(enabledRef.current) : nextValue
+    if (enabledRef.current === next) return
+    changedLocally.current = true
+    enabledRef.current = next
+    setEnabledState(next)
+
+    saveQueue.current = saveQueue.current
+      .catch(() => undefined)
+      .then(() => adminAPI.updateSetting(SETTING_KEY, String(next)))
+      .catch(() => {
+        toast.error('保存每集图片设置失败')
+      })
+  }, [])
+
+  return [enabled, setEnabled]
+}

web/src/pages/LibrariesPage.tsx

@@ -3,6 +3,7 @@ import { useCallback, useEffect, useMemo, useRef, useState } from 'react'
 import { libraryAPI } from '../api/library'
 import { toolsAPI } from '../api/tools'
 import { openManageLibrariesDialog } from '../components/manageLibrariesDialog'
+import { useEpisodeArtworkPreference } from '../hooks/useEpisodeArtworkPreference'
 import { usePinnedLibraries } from '../hooks/usePinnedLibraries'
 import {
   LibrariesContent,
@@ -21,7 +22,7 @@ export function LibrariesPage() {
   const { pinnedIds, loading: pinnedLoading, togglePin } = usePinnedLibraries()
   const [loading, setLoading] = useState(true)
   const [repairing, setRepairing] = useState(false)
-  const [repairEpisodeArtwork, setRepairEpisodeArtwork] = useState(false)
+  const [repairEpisodeArtwork, setRepairEpisodeArtwork] = useEpisodeArtworkPreference()
   const [repairMsg, setRepairMsg] = useState('')
 
   const fetchedLibIdsRef = useRef<Set<string>>(new Set())

web/src/pages/LibrarySeriesEpisodes.tsx

@@ -65,6 +65,7 @@ export function LibrarySeriesEpisodes({
         <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) => {
             const displayTitle = episodeDisplayTitle(ep, visibleEpisodes)
+            const versionCount = ep.versions?.length ?? 1
             return (
               <div
                 key={ep.id}
@@ -102,6 +103,7 @@ export function LibrarySeriesEpisodes({
                       {ep.duration_sec > 0
                         ? `${Math.floor(ep.duration_sec / 60)} 分钟`
                         : formatSize(ep.size_bytes)}
+                      {versionCount > 1 ? ` · ${versionCount} 版本` : ''}
                     </p>
                   </div>
                 </Link>

web/src/pages/PlayerPage.tsx

@@ -13,6 +13,7 @@ import type { Media } from '../types'
 import { getSeriesKey, seriesTitleFromPath } from '../utils/groupSeries'
 import { isRemoteEmbyID } from '../utils/remoteEmby'
 import { pickPlayerMode, needsTranscodeForBrowser, isDirectStreamMedia, type PlayerMode } from './playerPageModel'
+import { classifyDirectPlayError } from './directPlayError'
 import { apiErrorMessage } from './StrmManagePage'
 import { PlayerTopBar } from './PlayerTopBar'
 import { PlayerVideoStage } from './PlayerVideoStage'
@@ -42,6 +43,9 @@ export function PlayerPage() {
   const ref = useRef<HTMLVideoElement>(null)
   const hlsRef = useRef<Hls | null>(null)
   const lastSentRef = useRef(0)
+  const directRetryRef = useRef(false)
+  const retryingDirectRef = useRef(false)
+  const fallbackTimerRef = useRef<ReturnType<typeof setTimeout> | null>(null)
 
   const [media, setMedia] = useState<Media | null>(null)
   const [mode, setMode] = useState<PlayerMode>('direct')
@@ -178,11 +182,40 @@ export function PlayerPage() {
     setDanmakuSelectedSource('')
     setDanmakuInfo(null)
     setDanmakuSearching(true)
+    directRetryRef.current = false
+    retryingDirectRef.current = false
+    if (fallbackTimerRef.current) {
+      clearTimeout(fallbackTimerRef.current)
+      fallbackTimerRef.current = null
+    }
+    return () => {
+      if (fallbackTimerRef.current) {
+        clearTimeout(fallbackTimerRef.current)
+        fallbackTimerRef.current = null
+      }
+    }
   }, [id])
 
   // 依赖收敛为 mode 参数的字符串值：避免 params 对象引用每次变化都重复拉取元数据
   const modeParam = params.get('mode') as PlayerMode | null
 
+  const setPlaybackMode = useCallback(
+    (next: PlayerMode) => {
+      setMode(next)
+      const nextParams = new URLSearchParams(window.location.search)
+      nextParams.set('mode', next)
+      setParams(nextParams, { replace: true })
+    },
+    [setParams],
+  )
+
+  const clearFallbackTimer = useCallback(() => {
+    if (fallbackTimerRef.current) {
+      clearTimeout(fallbackTimerRef.current)
+      fallbackTimerRef.current = null
+    }
+  }, [])
+
   // Load metadata and pick a default mode.
   useEffect(() => {
     if (!id) return
@@ -204,8 +237,22 @@ 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 ?? []
@@ -216,19 +263,20 @@ 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
+  // 直连不使用烧录字幕参数。字幕列表通常比媒体信息晚返回，若把该参数直接
+  // 作为播放 effect 的依赖，会在 STRM 的 302 直链仍在建立时重复设置 src，
+  // 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(() => {
@@ -241,11 +289,19 @@ export function PlayerPage() {
     const video = ref.current
     const durationSec = currentMedia.duration_sec || 0
     if (mode === 'hls') {
-      const url = hlsURL(mediaId, hlsStartSec, burnedSubtitleStream)
+      const url = hlsURL(mediaId, hlsStartSec, activeBurnedSubtitleStream)
       void import('hls.js').then(({ default: HlsCtor }) => {
         if (cancelled || !ref.current) return
         if (HlsCtor.isSupported()) {
-          const hls = new HlsCtor({ enableWorker: true, lowLatencyMode: false })
+          const hls = new HlsCtor({
+            enableWorker: true,
+            lowLatencyMode: false,
+            // The server waits up to 45s for the first segment. Slow two-core
+            // hosts and remote STRM sources regularly need more than hls.js's
+            // 10s default, which otherwise aborts a healthy transcode.
+            manifestLoadingTimeOut: 60_000,
+            manifestLoadingMaxRetry: 1,
+          })
           try {
             video.currentTime = 0
           } catch {
@@ -260,6 +316,7 @@ export function PlayerPage() {
             mediaAPI
               .get(mediaId)
               .then((fresh) => {
+                if (cancelled || fresh.id !== mediaId) return
                 if ((fresh.duration_sec || 0) > 0) setMedia(fresh)
               })
               .catch(() => undefined)
@@ -269,9 +326,7 @@ export function PlayerPage() {
               setHlsUnavailable(true)
               setPlayerError('HLS 转码不可用，正在尝试直接播放原始文件。若出现有画面无声音，通常是 MKV/AC3/EAC3 音轨需要配置本机 ffmpeg 转码为 AAC。')
               toast.error('HLS 转码失败，尝试切换到直接播放')
-              setMode('direct')
-              params.set('mode', 'direct')
-              setParams(params, { replace: true })
+              setPlaybackMode('direct')
             }
           })
           if (cancelled) {
@@ -291,26 +346,46 @@ export function PlayerPage() {
           setHlsUnavailable(true)
           setPlayerError('当前浏览器不支持 HLS，正在尝试直接播放。')
           toast.error('当前浏览器不支持 HLS，降级到直接播放')
-          setMode('direct')
+          setPlaybackMode('direct')
         }
       }).catch(() => {
         if (cancelled) return
         setHlsUnavailable(true)
         setPlayerError('HLS 播放组件加载失败，正在尝试直接播放。')
-        setMode('direct')
+        setPlaybackMode('direct')
       })
     } else {
-      video.src = streamURL(mediaId)
+      const url = streamURL(mediaId)
+      const absoluteURL = new URL(url, window.location.href).href
+      // 其它异步播放器状态更新不应重启同一个直连请求；STRM 的重定向/换链
+      // 比本地文件慢，重启请求可能产生一个短暂但会触发 onError 的中断。
+      if (video.src !== absoluteURL) {
+        directRetryRef.current = false
+        clearFallbackTimer()
+        video.src = url
+        void video.play().catch(() => undefined)
+      }
       if (hlsUnavailable && needsTranscodeForBrowser(currentMedia)) {
         setPlayerError('当前正在直连播放原始文件；此封装或音轨浏览器兼容性有限，可能只有画面没有声音。请配置本机 ffmpeg 后切回 HLS 转码播放。')
       }
-      void video.play().catch(() => undefined)
     }
+    const onPlaying = () => clearFallbackTimer()
+    video.addEventListener('playing', onPlaying)
     return () => {
       cancelled = true
+      video.removeEventListener('playing', onPlaying)
       teardownHls()
     }
-  }, [burnedSubtitleStream, hlsUnavailable, hlsStartSec, mediaId, mode, params, setParams, teardownHls])
+  }, [
+    activeBurnedSubtitleStream,
+    clearFallbackTimer,
+    hlsUnavailable,
+    hlsStartSec,
+    mediaId,
+    mode,
+    setPlaybackMode,
+    teardownHls,
+  ])
 
   // Stop host ffmpeg when leaving this HLS player. The keepalive request also
   // survives route navigation while the component is being torn down.
@@ -361,21 +436,30 @@ export function PlayerPage() {
     }
     const video = ref.current
     if (!video) return
+    let onSeeked: (() => void) | undefined
     const applyResume = () => {
       if (resumePosition > 0 && Math.abs(video.currentTime - resumePosition) > 2) {
+        onSeeked = () => {
+          setInitialSeekDone(true)
+          const m = Math.floor(resumePosition / 60)
+          const s = Math.floor(resumePosition % 60)
+          const timeStr = `${m.toString().padStart(2, '0')}:${s.toString().padStart(2, '0')}`
+          toast.success(`已恢复上次播放进度至 ${timeStr}`, { duration: 2500 })
+        }
+        video.addEventListener('seeked', onSeeked, { once: true })
         video.currentTime = resumePosition
-        setInitialSeekDone(true)
-        const m = Math.floor(resumePosition / 60)
-        const s = Math.floor(resumePosition % 60)
-        const timeStr = `${m.toString().padStart(2, '0')}:${s.toString().padStart(2, '0')}`
-        toast.success(`已恢复上次播放进度至 ${timeStr}`, { duration: 2500 })
+        return
       }
+      setInitialSeekDone(true)
     }
-    if (video.readyState >= 1) {
+    if (video.readyState >= HTMLMediaElement.HAVE_FUTURE_DATA) {
       applyResume()
     } else {
-      video.addEventListener('loadedmetadata', applyResume, { once: true })
-      return () => video.removeEventListener('loadedmetadata', applyResume)
+      video.addEventListener('canplay', applyResume, { once: true })
+    }
+    return () => {
+      video.removeEventListener('canplay', applyResume)
+      if (onSeeked) video.removeEventListener('seeked', onSeeked)
     }
   }, [resumePosition, initialSeekDone, mode, hlsStartSec])
 
@@ -495,7 +579,11 @@ export function PlayerPage() {
     [navigate, location.search, location.state],
   )
 
-  const versionList = useMemo(() => mediaVersionsOf(media), [media])
+  // URL 已切换但新媒体尚未返回时，不渲染上一条媒体遗留的版本入口。
+  const versionList = useMemo(
+    () => (media?.id === id ? mediaVersionsOf(media) : []),
+    [id, media],
+  )
   const switchVersion = useCallback(
     (version: Media) => {
       if (!version?.id || version.id === media?.id) return
@@ -599,17 +687,14 @@ export function PlayerPage() {
       return
     }
     setHlsStartSec(ref.current?.currentTime || 0)
-    setMode('hls')
-    params.set('mode', 'hls')
-    setParams(params, { replace: true })
+    setPlaybackMode('hls')
   }, [
     directOnly,
     directOnlyKnown,
     isDirectStream,
     mode,
-    params,
     selectedSubtitle?.delivery,
-    setParams,
+    setPlaybackMode,
   ])
 
   const toggleMode = useCallback(() => {
@@ -621,10 +706,8 @@ export function PlayerPage() {
     if (next === 'hls') {
       setHlsStartSec(0)
     }
-    setMode(next)
-    params.set('mode', next)
-    setParams(params, { replace: true })
-  }, [isDirectStream, mode, params, setParams])
+    setPlaybackMode(next)
+  }, [isDirectStream, mode, setPlaybackMode])
 
   const handleSeekAbsolute = useCallback(
     (absoluteSec: number) => {
@@ -674,17 +757,47 @@ export function PlayerPage() {
     setSubtitleIndex(index)
     if (nextTrack?.delivery === 'burn' && mode !== 'hls' && !directOnly && !isDirectStream) {
       setHlsStartSec(ref.current?.currentTime || 0)
-      setMode('hls')
-      params.set('mode', 'hls')
-      setParams(params, { replace: true })
+      setPlaybackMode('hls')
     }
-  }, [directOnly, hlsStartSec, isDirectStream, mode, params, setParams, subs, subtitleIndex])
+  }, [directOnly, hlsStartSec, isDirectStream, mode, setPlaybackMode, subs, subtitleIndex])
 
   const handleVideoError = useCallback(() => {
-    // 浏览器对 <video src> 的错误描述非常有限，把详细原因
-    // 转给开发者控制台 + 一条 toast；常见原因是 codec 不支持。
-    if (mode === 'direct') {
-      if (isRemoteEmbyID(media?.id) || isDirectStreamMedia(media)) {
+    const video = ref.current
+    if (mode !== 'direct') {
+      setPlayerError('视频播放失败，请检查文件是否存在，或确认 ffmpeg 已正确配置。')
+      toast.error('视频播放失败，请检查文件是否存在')
+      return
+    }
+
+    if (retryingDirectRef.current) return
+
+    const expectedSrc = mediaId ? new URL(streamURL(mediaId), window.location.href).href : ''
+    const action = classifyDirectPlayError({
+      errorCode: video?.error?.code,
+      readyState: video?.readyState ?? 0,
+      elementSrc: video?.src ?? '',
+      expectedSrc,
+      alreadyRetried: directRetryRef.current,
+    })
+    if (action === 'ignore') return
+
+    if (action === 'retry' && video && mediaId) {
+      directRetryRef.current = true
+      retryingDirectRef.current = true
+      try {
+        video.load()
+        void video.play().catch(() => undefined)
+      } finally {
+        retryingDirectRef.current = false
+      }
+      return
+    }
+
+    const fallbackDirectPlay = () => {
+      if (modeRef.current !== 'direct') return
+      const current = ref.current
+      if (current && current.readyState >= HTMLMediaElement.HAVE_CURRENT_DATA) return
+      if (isRemoteEmbyID(mediaRef.current?.id) || isDirectStreamMedia(mediaRef.current)) {
         setPlayerError('直接播放失败。该媒体为远程 Emby 挂载直连播放（不进行转码）；当前浏览器可能不支持该视频编码或音频格式，建议使用外部播放器（如 PotPlayer / VLC / IINA）播放。')
         toast.error('直接播放失败，建议使用外部播放器')
       } else if (directOnly) {
@@ -695,16 +808,13 @@ export function PlayerPage() {
         toast.error('直接播放失败，HLS 转码不可用')
       } else {
         toast.error('直接播放失败，切换到 HLS 转码')
-        setMode('hls')
-        params.set('mode', 'hls')
-        setParams(params, { replace: true })
+        setPlaybackMode('hls')
       }
-      return
     }
 
-    setPlayerError('视频播放失败，请检查文件是否存在，或确认 ffmpeg 已正确配置。')
-    toast.error('视频播放失败，请检查文件是否存在')
-  }, [directOnly, hlsUnavailable, media, mode, params, setParams])
+    clearFallbackTimer()
+    fallbackTimerRef.current = setTimeout(fallbackDirectPlay, 1500)
+  }, [clearFallbackTimer, directOnly, hlsUnavailable, mediaId, mode, setPlaybackMode])
 
   const danmakuAutoTitle =
     danmakuInfo?.animeTitle ||

web/src/pages/PlayerVideoStage.tsx

@@ -47,6 +47,14 @@ function parseWebVTTCues(body: string): SubtitleCue[] {
   return cues
 }
 
+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)
+}
+
 type PlayerVideoStageProps = {
   media: Media | null
   /** 媒体元数据加载失败提示（非空时替代「加载中」展示）。 */
@@ -135,6 +143,25 @@ export function PlayerVideoStage({
     path: string
     cues: SubtitleCue[]
   } | 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)
+
+  useEffect(() => {
+    setTracksArmed(false)
+    const video = videoRef.current
+    if (!video || !media?.id) return
+    const arm = () => setTracksArmed(true)
+    if (video.readyState >= HTMLMediaElement.HAVE_FUTURE_DATA) {
+      arm()
+      return
+    }
+    video.addEventListener('canplay', arm)
+    video.addEventListener('playing', arm)
+    return () => {
+      video.removeEventListener('canplay', arm)
+      video.removeEventListener('playing', arm)
+    }
+  }, [media?.id, videoRef])
 
   useEffect(() => {
     const selectedTrack = subs[subtitleIndex]
@@ -236,6 +263,7 @@ export function PlayerVideoStage({
     const selectedTrack = subs[subtitleIndex]
     if (
       !video ||
+      !tracksArmed ||
       subs.length === 0 ||
       subtitleIndex < 0 ||
       !selectedTrack ||
@@ -248,9 +276,11 @@ export function PlayerVideoStage({
     const updateCue = () => {
       const absoluteTime = video.currentTime + (streamOffset ?? 0)
       if (subtitleTimeline?.path === selectedTrack.path) {
-        const texts = subtitleTimeline.cues
-          .filter((cue) => absoluteTime >= cue.startTime && absoluteTime <= cue.endTime)
-          .map((cue) => cue.text)
+        const texts = uniqueSubtitleTexts(
+          subtitleTimeline.cues
+            .filter((cue) => absoluteTime >= cue.startTime && absoluteTime <= cue.endTime)
+            .map((cue) => cue.text),
+        )
         setActiveCueText(texts.join('\n'))
         return
       }
@@ -285,7 +315,7 @@ export function PlayerVideoStage({
           }
         }
       }
-      setActiveCueText(texts.join('\n'))
+      setActiveCueText(uniqueSubtitleTexts(texts).join('\n'))
     }
 
     const apply = () => {
@@ -340,7 +370,7 @@ export function PlayerVideoStage({
         }
       }
     }
-  }, [subtitleIndex, subs, videoRef, media, streamOffset, subtitleTimeline])
+  }, [subtitleIndex, subs, videoRef, media, streamOffset, subtitleTimeline, tracksArmed])
 
   // 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 =
@@ -383,19 +413,19 @@ export function PlayerVideoStage({
               className="h-full w-full object-contain bg-black"
               onError={onVideoError}
             >
-              {subs.map((track, index) =>
-                track.delivery === 'burn' ? null : (
-                <track
-                  key={track.path}
-                  data-subtitle-index={index}
-                  kind="subtitles"
-                  src={subtitlesAPI.url(media.id, track.path)}
-                  srcLang={track.lang}
-                  label={track.label || track.lang}
-                  default={subtitleIndex === index}
-                />
-                ),
-              )}
+              {tracksArmed &&
+                subs.map((track, index) =>
+                  track.delivery === 'burn' ? null : (
+                    <track
+                      key={track.path}
+                      data-subtitle-index={index}
+                      kind="subtitles"
+                      src={subtitlesAPI.url(media.id, track.path)}
+                      srcLang={track.lang}
+                      label={track.label || track.lang}
+                    />
+                  ),
+                )}
             </video>
             <DanmakuStage
               key={media.id}

web/src/pages/directPlayError.ts

@@ -0,0 +1,24 @@
+export type DirectPlayErrorAction = 'ignore' | 'retry' | 'fallback'
+
+const MEDIA_ERR_ABORTED = 1
+const HAVE_CURRENT_DATA = 2
+
+/**
+ * Chromium 常把被中断的直连（换 src、插入 track、302 未完成就 seek）
+ * 报成 error。真正不兼容应 fallback；瞬时中断应忽略或静默重试一次。
+ */
+export function classifyDirectPlayError(input: {
+  errorCode: number | undefined | null
+  readyState: number
+  elementSrc: string
+  expectedSrc: string
+  alreadyRetried: boolean
+}): DirectPlayErrorAction {
+  const code = input.errorCode ?? 0
+  if (code === MEDIA_ERR_ABORTED) return 'ignore'
+  if (input.readyState >= HAVE_CURRENT_DATA) return 'ignore'
+  if (!input.elementSrc) return 'ignore'
+  if (input.expectedSrc && input.elementSrc !== input.expectedSrc) return 'ignore'
+  if (!input.alreadyRetried) return 'retry'
+  return 'fallback'
+}

web/src/pages/playerPageModel.test.ts

@@ -0,0 +1,75 @@
+import { classifyDirectPlayError } from './directPlayError.ts'
+
+function check(name: string, cond: boolean) {
+  if (!cond) throw new Error(`classifyDirectPlayError: ${name}`)
+}
+
+const src = 'http://nas.local/api/stream/m1?token=abc'
+
+check(
+  'aborted load is ignored',
+  classifyDirectPlayError({
+    errorCode: 1,
+    readyState: 0,
+    elementSrc: src,
+    expectedSrc: src,
+    alreadyRetried: false,
+  }) === 'ignore',
+)
+
+check(
+  'already-playing error is ignored',
+  classifyDirectPlayError({
+    errorCode: 4,
+    readyState: 3,
+    elementSrc: src,
+    expectedSrc: src,
+    alreadyRetried: false,
+  }) === 'ignore',
+)
+
+check(
+  'stale src error is ignored',
+  classifyDirectPlayError({
+    errorCode: 4,
+    readyState: 0,
+    elementSrc: 'http://nas.local/old',
+    expectedSrc: src,
+    alreadyRetried: false,
+  }) === 'ignore',
+)
+
+check(
+  'empty src during reload is ignored',
+  classifyDirectPlayError({
+    errorCode: 4,
+    readyState: 0,
+    elementSrc: '',
+    expectedSrc: src,
+    alreadyRetried: false,
+  }) === 'ignore',
+)
+
+check(
+  'first decode/network miss retries',
+  classifyDirectPlayError({
+    errorCode: 4,
+    readyState: 0,
+    elementSrc: src,
+    expectedSrc: src,
+    alreadyRetried: false,
+  }) === 'retry',
+)
+
+check(
+  'second failure falls back to HLS',
+  classifyDirectPlayError({
+    errorCode: 4,
+    readyState: 0,
+    elementSrc: src,
+    expectedSrc: src,
+    alreadyRetried: true,
+  }) === 'fallback',
+)
+
+console.log('playerPageModel.test.ts ok')

web/src/pages/useLibraryAdminActions.tsx

@@ -6,6 +6,7 @@ import { libraryAPI } from '../api/library'
 import { mediaAPI } from '../api/library'
 import { toolsAPI } from '../api/tools'
 import { confirmAction, confirmActionResult } from '../components/confirmAction'
+import { useEpisodeArtworkPreference } from '../hooks/useEpisodeArtworkPreference'
 import type { Library, Media } from '../types'
 import { seriesTitle, type SeriesCard } from '../utils/groupSeries'
 import { LibraryMovieActions } from './LibraryMovieActions'
@@ -33,7 +34,7 @@ export function useLibraryAdminActions({
   setManualMovie,
 }: UseLibraryAdminActionsOptions) {
   const [scraping, setScraping] = useState(false)
-  const [scrapeEpisodeArtwork, setScrapeEpisodeArtwork] = useState(false)
+  const [scrapeEpisodeArtwork, setScrapeEpisodeArtwork] = useEpisodeArtworkPreference()
   const [repairing, setRepairing] = useState(false)
   const [seriesToolBusy, setSeriesToolBusy] = useState('')
   const [movieToolBusy, setMovieToolBusy] = useState('')

web/src/pages/useMediaDetailPageState.ts

@@ -6,6 +6,7 @@ import { api } from '../api/client'
 import { mediaAPI } from '../api/library'
 import { playbackAPI } from '../api/playback'
 import { confirmActionResult } from '../components/confirmAction'
+import { useEpisodeArtworkPreference } from '../hooks/useEpisodeArtworkPreference'
 import type { Media } from '../types'
 import { mediaLibraryBackTarget } from './MediaDetailPageModel'
 
@@ -42,7 +43,7 @@ export function useMediaDetailPageState({ id, navigate }: MediaDetailPageStatePa
   const [manualScrapeOpen, setManualScrapeOpen] = useState(false)
   const [metadataEditOpen, setMetadataEditOpen] = useState(false)
   const [organizeOpen, setOrganizeOpen] = useState(false)
-  const [scrapeEpisodeArtwork, setScrapeEpisodeArtwork] = useState(false)
+  const [scrapeEpisodeArtwork, setScrapeEpisodeArtwork] = useEpisodeArtworkPreference()
 
   const refresh = useMediaDetailRefresh({
     id,

web/tsconfig.json

@@ -20,5 +20,6 @@
       "@/*": ["src/*"]
     }
   },
-  "include": ["src"]
+  "include": ["src"],
+  "exclude": ["src/**/*.test.ts"]
 }