{"id":151,"date":"2016-09-29T20:51:22","date_gmt":"2016-09-29T11:51:22","guid":{"rendered":"http:\/\/okamurax.com\/?p=151"},"modified":"2022-04-12T16:33:56","modified_gmt":"2022-04-12T07:33:56","slug":"dvd%e3%82%92mp4%e3%81%ab%e3%81%99%e3%82%8b-ffmpeg%e3%81%ab%e3%81%a6","status":"publish","type":"post","link":"https:\/\/appbay.org\/?p=151","title":{"rendered":"FFmpeg \u30e1\u30e2"},"content":{"rendered":"

\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066<\/h2>\n

\u30fb\u30b3\u30fc\u30c7\u30c3\u30af<\/p>\n

-c(-codec)<\/span>
\n\u306f-vcodec\u3068-acodec\u3092\u307e\u3068\u3081\u3066\u3068\u3044\u3046\u610f\u5473\u3067\u3001<\/span>\u305d\u308c\u305e\u308c\u6307\u5b9a\u3059\u308b\u5834\u5408\u3001
\n-vcode -acode<\/span>
\n\u307e\u305f\u306f\u3001
\n-c:v -c:a<\/span>
\n\u3068\u6307\u5b9a\u3059\u308b\u3002<\/p>\n

\u30b9\u30c8\u30ea\u30fc\u30e0\u306b\u3064\u3044\u3066<\/h2>\n

ffmpeg -i xxx<\/span>
\n\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u3068\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u8868\u793a\u3055\u308c\u308b\u3002<\/p>\n

Stream #0:0<\/span>
\n0\u756a\u76ee(\u8aad\u307f\u8fbc\u307e\u308c\u305f\u9806)\u30d5\u30a1\u30a4\u30eb\u306e\u30b9\u30c8\u30ea\u30fc\u30e00\u756a\u3068\u3044\u3046\u610f\u5473\u3002<\/p>\n

0:v<\/span>
\n\u306f0\u756a\u76ee\u30d5\u30a1\u30a4\u30eb\u306e\u6620\u50cf\u5168\u3066\u3001
\n0:a<\/span>
\n\u306f0\u756a\u76ee\u30d5\u30a1\u30a4\u30eb\u306e\u97f3\u58f0\u5168\u3066\u3068\u66f8\u304f\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n

\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9<\/h2>\n

\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u65b9\u5f0f(NTSC)\u3068\u3001\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6\u65b9\u5f0f
\n(720p\u306a\u3069\u306ep\u306f\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6\u306e\u7565)
\n\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u306f\u8d70\u67fb\u7dda\u304c\u4e00\u672c\u304a\u304d\u306b\u306a\u308b\u3002<\/p>\n

\u30fbNTSC
\n30\u30d5\u30ec\u30fc\u30e0\/525\u8d70\u67fb\u7dda
\n\u30a2\u30e1\u30ea\u30ab\u3001\u65e5\u672c\u306a\u3069<\/p>\n

\u30fbPAL
\n25\u30d5\u30ec\u30fc\u30e0\/625\u8d70\u67fb\u7dda
\n\u6b27\u5dde\u3001\u4e2d\u56fd\u306a\u3069<\/p>\n

\u30fb1\u5ea6\u306e\u8d70\u67fb\u306e\u753b\u3092\u30d5\u30a3\u30fc\u30eb\u30c9\u3068\u547c\u30731\u30d5\u30ec\u30fc\u30e02\u30d5\u30a3\u30fc\u30eb\u30c9
\n60i\uff1a\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u306760\u30d5\u30a3\u30fc\u30eb\u30c9(30\u30d5\u30ec\u30fc\u30e0)\/\u79d2
\n24p\uff1a\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6\u306724\u30d5\u30ec\u30fc\u30e0\/\u79d2<\/p>\n

\uff0a\uff0a\uff0a<\/p>\n

\u30d7\u30ed\u30b0\u30ec\u30c3\u30b7\u30d6\u52d5\u753b\u3067\u3082\u7e1e\u30ce\u30a4\u30ba\u306f\u6d88\u3048\u308b\u3002<\/p>\n

-vf yadif=1:-1:0
\n\u306e\u3088\u3046\u306b\u6307\u5b9a\u3059\u308b\u3002<\/p>\n

\u30fb\u30e2\u30fc\u30c9<\/p>\n

0\uff1a\u30d5\u30ec\u30fc\u30e0\u3054\u3068\u306b1\u30d5\u30ec\u30fc\u30e0(\u65e2\u5b9a)
\n1\uff1a\u30d5\u30a3\u30fc\u30eb\u30c9\u3054\u3068\u306b1\u30d5\u30ec\u30fc\u30e0
\n2\uff1a0 + \u7a7a\u9593\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u30c1\u30a7\u30c3\u30af\u3092\u30b9\u30ad\u30c3\u30d7
\n3\uff1a1 + \u7a7a\u9593\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u30c1\u30a7\u30c3\u30af\u3092\u30b9\u30ad\u30c3\u30d7<\/p>\n

\u30fb\u30d5\u30a3\u30fc\u30eb\u30c9\u30bf\u30a4\u30d7
\n0\uff1a\u4e0a\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u6700\u521d
\n1\uff1a\u4e0b\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u6700\u521d
\n-1\uff1a\u81ea\u52d5\u691c\u51fa(\u65e2\u5b9a)<\/p>\n

\u30fb\u30d5\u30ec\u30fc\u30e0\u6307\u5b9a
\n0\uff1a\u3059\u3079\u3066\u306e\u30d5\u30ec\u30fc\u30e0(\u65e2\u5b9a)
\n1\uff1a\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u3068\u3057\u3066\u30de\u30fc\u30af\u3055\u308c\u305f\u30d5\u30ec\u30fc\u30e0\u306e\u307f<\/p>\n

\u30b5\u30f3\u30d7\u30eb<\/h2>\n

\u30fb\u5206\u5272\u3055\u308c\u305fVOB\u30d5\u30a1\u30a4\u30eb\u3092\u7d50\u5408\u3059\u308b(FFmpeg\u3068\u306f\u95a2\u4fc2\u306a\u3044)
\ncopy \/b VTS_01_1.VOB + VTS_01_2.VOB o.vob<\/span><\/p>\n

\u30fbVOB\u30d5\u30a1\u30a4\u30eb\u3092MP4\u306b\u5909\u63db
\n\u30a4\u30f3\u30bf\u30fc\u30ec\u30fc\u30b9\u89e3\u9664\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u6307\u5b9a
\nffmpeg -i o.vob -b:v 2000k -c:v libx264 -c:a libmp3lame -b:a 256k -ar 44100 -vf yadif=1:-1:0 o.mp4<\/span><\/p>\n

\u54c1\u8cea\u305d\u3053\u305d\u3053\u306a\u3089\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c82000k\u6307\u5b9a\u3067\u554f\u984c\u306a\u3044\u304c\u3001
\n\u3082\u3057\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u6307\u5b9a\u3001\u30d3\u30c3\u30c8\u30ec\u30fc\u30c8\u6700\u5927\u5024\u3092\u6307\u5b9a\u3059\u308b\u5834\u5408\u3001
\nffmpeg -i o.vob -b:v 4000k\u00a0 -maxrate 8000k -c:v libx264 -c:a libmp3lame -b:a 256k -ar 44100 -vf yadif=1:-1:0 o.mp4<\/span><\/p>\n

\u30fbDVD\u306b\u66f8\u304d\u8fbc\u3080\u7528\u306e\u52d5\u753b\u3092\u4f5c\u6210
\nffmpeg -i i.mp4 -target ntsc-dvd o.mpg<\/span>
\n<\/span><\/p>\n

\u30fb\u30b9\u30b1\u30fc\u30eb\u5909\u66f4(\u30a2\u30b9\u30da\u30af\u30c8\u6bd4\u7dad\u6301)
\nffmpeg -i i.mp4 -vf scale=1280:-1 o.mp4
\n<\/span>ffmpeg -i i.mp4 -vf scale=720:-1 o.mp4<\/span><\/p>\n

\u30fb\u90e8\u5206\u7684\u306b\u5207\u308a\u51fa\u3059
\nffmpeg -ss \u30b9\u30bf\u30fc\u30c8 \u30dd\u30b8\u30b7\u30e7\u30f3 -i i.mp4 -t \u5207\u308a\u51fa\u3059\u9577\u3055 o.mp4<\/span><\/p>\n

\u958b\u59cb
\n
\n\u7d42\u4e86
\n<\/p>\n

ffmpeg -ss 0 -i i.mp4 -t 0 -c copy o.mp4<\/p>\n

ss\u7121\u3001t\u6709\uff1a\u6700\u521d\u304b\u3089\u6307\u5b9a\u6642\u9593\u307e\u3067\u3002
\nss\u6709\u3001t\u7121\uff1a\u6307\u5b9a\u6642\u9593\u304b\u3089\u6700\u5f8c\u307e\u3067\u3002
\n\u5358\u4f4d\u3092\u7701\u7565\u3059\u308b\u3068\u79d2\u3068\u306a\u308a\u3001hh:mm:ss\u3067\u3082\u6307\u5b9a\u3067\u304d\u308b\u3002<\/p>\n

\u30fb\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u843d\u3068\u3059
\nffmpeg -i i.mp4 -vcodec libx264 -b:v 1000k -acodec libmp3lame -ab 192k o.mp4<\/span><\/p>\n

\u30d5\u30ec\u30fc\u30e0\u30ec\u30fc\u30c8\u3001\u30aa\u30fc\u30c7\u30a3\u30aa\u30b5\u30f3\u30d7\u30eb\u30ec\u30fc\u30c8\u307e\u3067\u6307\u5b9a
\nffmpeg -i i.mp4 -r 24 -vcodec h264_nvenc -b:v 3500k -acodec libmp3lame -ab 128 -ar 44100 o.mp4<\/span>
\n\u203bh264_nvenc(GeForce)<\/p>\n

\u30fbmp3\u306b\u5909\u63db
\nffmpeg -i i.mp4 -acodec libmp3lame -ab 256k o.mp3<\/span><\/p>\n

\u30fbmp4\u306e\u9023\u7d50(\u30ef\u30f3\u30e9\u30a4\u30ca\u30fc)<\/p>\n

\u30ab\u30ec\u30f3\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u3042\u308b\u6307\u5b9a\u3057\u305f\u62e1\u5f35\u5b50(*.mp4\u306e\u90e8\u5206)\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u4e00\u89a7\u3092i.txt\u306b\u66f8\u304d\u8fbc\u307f\u3001\u305d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u5143\u306b\u7d50\u5408\u3001\u51e6\u7406\u5f8ci.txt\u3092\u524a\u9664\u3057\u3066\u3044\u308b\u3002<\/p>\n

(for %f in (*.mp4) do echo file %f >> i.txt) && ffmpeg -f concat -i i.txt -c:v libx264 o.mp4 && del i.txt<\/span><\/p>\n

\u30fb\u7d50\u5408
\nffmpeg -i m.mp4 -i a.mp4 -c copy -map 0:v -map 1:a o.mp4
\n<\/span>\u30b9\u30c8\u30ea\u30fc\u30e0\u6307\u5b9a\u304c\u4e0d\u8981\u306e\u5834\u5408\u3001
\nffmpeg -i i.mp4 -i i.mp3 -c copy o.mp4
\n<\/span>\u3067\u3082\u53ef\u80fd\u3002<\/p>\n

\u30fb\u9759\u6b62\u753b\u3068mp3\u306e\u7d50\u5408
\nffmpeg -f image2 -loop 1 -r 24 -i i.jpg -i i.mp3 -vcodec <\/span>libx264 -shortest o.mp4<\/span><\/p>\n

\u30fb\u6307\u5b9a\u79d2\u6570\u3067\u30b5\u30e0\u30cd\u30a4\u30eb
\nffmpeg -ss 10 -i i.mp4 -vframes 1 -f image2 o.jpg<\/span><\/p>\n

\u30fbm3u8\u3092\u4fdd\u5b58
\nffmpeg -protocol_whitelist “file,http,https,tcp,tls” -i i.m3u8 -movflags faststart -c copy -bsf:a aac_adtstoasc o.mp4<\/span><\/p>\n

\u30fb\u6307\u5b9a\u9818\u57df\u306e\u5207\u629c\u304d
\nffmpeg -i i.mp4 -vf crop=W:H:L:T o.mp4<\/span><\/p>\n

\u30fb\u6307\u5b9a\u9818\u57df\u306e\u5857\u308a\u3064\u3076\u3057
\nffmpeg -i i.mp4 -vf fillborders=left=0:right=0:top=130:bottom=0:mode=fixed:color=black o.mp4<\/span><\/p>\n

\u30fb\u30ce\u30fc\u30de\u30e9\u30a4\u30ba\u2460
\nffmpeg -i i.mp4 -vn -af volumedetect -f null null
\n<\/span>\u3067\u6700\u5927dB(max_volume)\u3092\u78ba\u8a8d\u3057\u3001
\nffmpeg -i i.mp4 -af volume=6dB -c:v copy -c:a aac o.mp4
\n<\/span>volume\u3067\u30de\u30a4\u30ca\u30b9\u5206\u30d7\u30e9\u30b9\u3059\u308b\u3002<\/p>\n

\u30fb\u30ce\u30fc\u30de\u30e9\u30a4\u30ba\u2461
\nffmpeg -i i.mp4 -af dynaudnorm -c:v copy o.mp4<\/span>
\n\u30b2\u30a4\u30f3\u306e\u304b\u304b\u308a\u5177\u5408\u3092\u81ea\u52d5\u3067\u8abf\u6574\u3057\u3066\u304f\u308c\u308b\u3002<\/p>\n

\u30fb\u30d5\u30a1\u30a4\u30eb\u7d50\u5408\u6642\u306e\u97f3\u30ba\u30ec\u4fee\u6b63<\/p>\n

\u97f3\u30ba\u30ec\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u5834\u5408VLC\u304c\u4fbf\u5229\u3002(\u30c4\u30fc\u30eb\uff1e\u30c8\u30e9\u30c3\u30af\u306e\u540c\u671f\u5316)
\n\u3053\u3053\u3067\u306f-0.8s(\u97f3\u3092\u6620\u50cf\u306b\u5bfe\u3057\u3066\u5148\u884c\u3055\u305b\u308b)\u3067\u5408\u3046\u3053\u3068\u3092\u78ba\u8a8d\u3002
\nffmpeg -i i.mp4 -itsoffset -0.8 -i i.mp3 -c copy o.mp4<\/span><\/p>\n

\u30fb\u4e00\u3064\u30d5\u30a1\u30a4\u30eb\u5185\u3067\u97f3\u30ba\u30ec\u4fee\u6b63
\nffmpeg -i i.flv -itsoffset -0.5 -i i.flv -c copy -map 0:v -map 1:a o.mp4<\/span><\/p>\n

\u30fb\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3001\u5f69\u5ea6\u3001\u660e\u5ea6
\nffmpeg -y -i i.mkv -vf “eq=contrast=1:brightness=0:saturation=1” o.mp4
\nhttps:\/\/ffmpeg.org\/ffmpeg-filters.html#eq<\/span><\/p>\n

\u30fb\u30ab\u30ec\u30f3\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306emkv\u3092mp4\u3078+\u30a8\u30f3\u30b3\u30fc\u30c9(\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u843d\u3068\u3059)
\n\u30d0\u30c3\u30c1\u7248<\/p>\n

@echo off\r\nfor %%i in (*.mkv) do (\r\n set x=\"%%i\"\r\n call :sub\r\n)\r\npause\r\nexit\r\n:sub\r\nset y=%x:.mkv=.mp4%\r\nffmpeg -i %x% -b:v 4000k -c:a copy _%y%\r\nexit \/b<\/pre>\n
\u30fb\u30ab\u30ec\u30f3\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u30a8\u30f3\u30b3\u30fc\u30c9(\u30d5\u30a1\u30a4\u30eb\u30b5\u30a4\u30ba\u3092\u843d\u3068\u3059)
\nPowerShell\u7248<\/p>\n
(Get-ChildItem -File -Filter *.mp4) | ForEach-Object {\r\n  &ffmpeg.exe -i $_ -r 24 -vcodec hevc_nvenc -b:v 4000k -acodec copy _$_\r\n}<\/pre>\n
(Get-ChildItem -File -Filter *.mp4) | ForEach-Object {\r\n  &ffmpeg.exe -i $_ -r 24 -vf yadif=1:-1:0 -vcodec hevc_nvenc -b:v 4000k -maxrate 7000k -acodec libmp3lame -ab 128k -ar 44100 _$_\r\n}<\/pre>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"
\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066 \u30fb\u30b3\u30fc\u30c7\u30c3\u30af -c(-codec) \u306f-vcodec\u3068-acodec\u3092\u307e\u3068\u3081\u3066\u3068\u3044\u3046\u610f\u5473\u3067\u3001\u305d\u308c\u305e\u308c\u6307\u5b9a\u3059\u308b\u5834\u5408\u3001 -vcode -acode \u307e\u305f\u306f\u3001 -c:v -c:a \u3068\u6307\u5b9a\u3059\u308b\u3002 \u30b9\u30c8\u30ea\u30fc\u30e0\u306b … <\/p>\n
“FFmpeg \u30e1\u30e2” \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[147],"class_list":["post-151","post","type-post","status-publish","format-standard","hentry","category-1","tag-windows"],"_links":{"self":[{"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts\/151","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=151"}],"version-history":[{"count":116,"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts\/151\/revisions"}],"predecessor-version":[{"id":5010,"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts\/151\/revisions\/5010"}],"wp:attachment":[{"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=151"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}