{"id":459,"date":"2011-04-07T16:27:40","date_gmt":"2011-04-07T08:27:40","guid":{"rendered":"http:\/\/www.alextwl.idv.tw\/memo\/?p=459"},"modified":"2011-04-08T20:53:57","modified_gmt":"2011-04-08T12:53:57","slug":"ffmpeg-remux","status":"publish","type":"post","link":"https:\/\/www.alextwl.idv.tw\/memo\/2011\/04\/ffmpeg-remux\/","title":{"rendered":"FFmpeg \u5f71\u97f3\u8f49\u6a94"},"content":{"rendered":"<p>\u6642\u5e38\u70ba\u4e86\u8f49\u6a94\u5f71\u7247\u4e0a\u7db2\u627e\u5de5\u5177\uff0c\u80fd\u627e\u5230\u7684\u5927\u591a\u4e0d\u662f\u8981\u9322\u3001\u5c31\u662f\u53ea\u80fd\u8655\u7406\u67d0\u4e9bcodec\u3002\u50cf\u662f\u8f49 MPEG \u883b\u591a\u6559\u5b78\u90fd\u6703\u4ecb\u7d39 <a href=\"http:\/\/www.tmpgenc.net\/\">TMPGEnc<\/a>\uff0c\u800c\u53ea\u662f\u70ba\u4e86\u7528\u5b83\u63d0\u4f9b\u7684 MPEG Tools\uff0c\u6216\u662f\u627eX\u7248\u4f86\u7528\uff1b\u4f86\u6e90\u4e0d\u5403\u602a codec\uff0c\u8f49\u6a94\u4e5f\u53ea\u80fd\u7167\u8457 profile \u8f49&#8230;<\/p>\n<p>\u65bc\u662f\u627e\u5230\u4e86\u7d42\u6975\u89e3 &#8212; <a href=\"http:\/\/www.ffmpeg.org\/\">FFmpeg<\/a>\uff0c\u6700\u5f37\u5927\u7684\u958b\u653e\u6e90\u78bc\u5f71\u97f3\u8f49\u6a94\u8edf\u9ad4\u3002<\/p>\n<p>\u602a format\u3001\u602a codec (\u5c24\u5176\u662f\u4e00\u5806\u602a ADPCM) \u90fd\u901a\u5403\uff0c\u5373\u4f7f\u662f\u505a\u7c21\u55ae\u7684 multiplexing \u4e5f\u53ef\u4ee5\u505a\u5230\u55ae\u7d14 copy stream\uff0c\u4e0b\u53c3\u6578\u7684\u81ea\u7531\u5ea6\u5be6\u5728\u662f\u592a\u9ad8\u4e86\u554a&#8230;<\/p>\n<p>\u8a3b\u8a18\u4e00\u4e0b\u5e38\u7528\u7684\u7d44\u5408&#8230;<br \/>\n<!--more--><br \/>\nm2v + mp2 = mpg (copy stream)<\/p>\n<blockquote><p><code>ffmpeg -i input.m2v -i input.mp2 -vcodec copy -acodec copy output.mpg<\/code><\/p><\/blockquote>\n<p>demux into mp3 only<\/p>\n<blockquote><p><code>ffmpeg -i input.mpg -acodec libmp3lame -ab 192k -ac 2 -vn -f mp3 output.mp3<\/code><\/p><\/blockquote>\n<p>mp4 for PS3 playback[1] (ffmpeg >= 0.5)<\/p>\n<blockquote><p><code>ffmpeg -r 23.98 -i input.mpg -vcodec libx264 -acodec aac -b 35M -ab 224k -vpre libx264-medium -mbd rd -flags +mv4+aic+qprd+mv0+loop -trellis 1 -cmp 2 -subcmp 2 -flags2 dct8x8+skiprd -level 41 -bf 3 -qmin 10 -threads 0 -strict experimental output.mp4<\/code><\/p><\/blockquote>\n<p><strong>Windows users:<\/strong> \u82e5 ffmpeg \u4f7f\u7528 vpre \u53c3\u6578\u627e\u4e0d\u5230 x264 \u7684 <a href=\"http:\/\/www.ffmpeg.org\/ffmpeg-doc.html#SEC13\">Preset file<\/a> \u6642\uff0c\u53ef\u8a66\u8457\u5c07 Preset file \u7f6e\u65bc X:\\usr\\local\\share\\ffmpeg\u3002(X \u70ba ffmpeg \u6240\u5728\u69fd)<\/p>\n<p>Ref.:<br \/>\n[1] <a href=\"http:\/\/francoislord.com\/blog\/everything\/encoding-h-264avc-videos-for-ps3-using-ffmpeg_144\">Encoding H.264\/AVC videos for PS3 using ffmpeg<\/a> by Francois Lord<br \/>\n[2] <a href=\"http:\/\/rob.opendot.cl\/index.php\/useful-stuff\/ffmpeg-x264-encoding-guide\/\">FFmpeg x264 encoding guide<\/a> by robert.swain<br \/>\n[3] <a href=\"http:\/\/lists.mplayerhq.hu\/pipermail\/ffmpeg-user\/2010-September\/027030.html\">[FFmpeg-user] Bash Script to Convert DVDs to PS3 H.264 with AAC Surround (v1.11)<\/a> by Bill Adams<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6642\u5e38\u70ba\u4e86\u8f49\u6a94\u5f71\u7247\u4e0a\u7db2\u627e\u5de5\u5177\uff0c\u80fd\u627e\u5230\u7684\u5927\u591a\u4e0d\u662f\u8981\u9322\u3001\u5c31\u662f\u53ea\u80fd\u8655\u7406\u67d0\u4e9bcodec\u3002\u50cf\u662f\u8f49 MPEG \u883b\u591a\u6559\u5b78\u90fd\u6703\u4ecb [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[],"tags":[],"class_list":["post-459","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/posts\/459","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/comments?post=459"}],"version-history":[{"count":5,"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/posts\/459\/revisions"}],"predecessor-version":[{"id":467,"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/posts\/459\/revisions\/467"}],"wp:attachment":[{"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/media?parent=459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/categories?post=459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alextwl.idv.tw\/memo\/wp-json\/wp\/v2\/tags?post=459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}