[FFmpeg-user] Getting crazy with video conversion

dE . de.techno at gmail.com
Sun Feb 12 12:04:10 CET 2012


On 02/11/12 22:34, marcos rebelo wrote:
> I got a video file like:
>
>
>
> FFmpeg version SVN-r0.5.1-4:0.5.1-1ubuntu1.3, Copyright (c) 2000-2009
> Fabrice Bellard, et al.
>    configuration: --extra-version=4:0.5.1-1ubuntu1.3 --prefix=/usr
> --enable-avfilter --enable-avfilter-lavf --enable-vdpau --enable-bzlib
> --enable-libgsm --enable-libschroedinger --enable-libspeex
> --enable-libtheora --enable-libvorbis --enable-pthreads --enable-zlib
> --disable-stripping --disable-vhook --enable-runtime-cpudetect
> --enable-gpl --enable-postproc --enable-swscale --enable-x11grab
> --enable-libdc1394 --enable-shared --disable-static
>    libavutil     49.15. 0 / 49.15. 0
>    libavcodec    52.20. 1 / 52.20. 1
>    libavformat   52.31. 0 / 52.31. 0
>    libavdevice   52. 1. 0 / 52. 1. 0
>    libavfilter    0. 4. 0 /  0. 4. 0
>    libswscale     0. 7. 1 /  0. 7. 1
>    libpostproc   51. 2. 0 / 51. 2. 0
>    built on Dec 21 2011 18:37:21, gcc: 4.4.3
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0x87e4a60]multiple edit list entries, a/v
> desync might occur, patch welcome
>
> Seems stream 0 codec frame rate differs from container frame rate:
> 47.95 (48000/1001) ->  23.98 (24000/1001)
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '01 The Skank Reflex Analysis (HD).m4v':
>    Duration: 00:21:32.80, start: 0.000000, bitrate: 4412 kb/s
>      Stream #0.0(eng): Video: h264, yuv420p, 1280x720, PAR 1:1 DAR
> 16:9, 23.98 tbr, 23.98 tbn, 47.95 tbc
>      Stream #0.1(rus): Audio: aac, 48000 Hz, stereo, s16
>      Stream #0.2(eng): Audio: aac, 48000 Hz, stereo, s16
>      Stream #0.3(rus): Subtitle: tx3g / 0x67337874, PAR 1:9 DAR 16:9
>      Stream #0.4(eng): Subtitle: tx3g / 0x67337874, PAR 1:9 DAR 16:9
> At least one output file must be specified
>
>
>
> I would like to get this video in English with an acceptable video quality.
>
>
> Can someone tell me how to do it with ffmpeg please?
>
> Best Regards
> MArcos
>
>
>
>
>

This's a very legacy version, so I'm not sure if it'll work, try -

ffmpeg -i <input video> -map 0:v:0 -map 0:a:1 <your video options>


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