ffmpeg -i fichier_entrée.avi -r 30 -s 480x272 -aspect 16:9 -vcodec mpeg4 -acodec mp3 -ab 128k -ac 2 -f avi fichier_sortie
J'ai un Samsung P2, et je tente de convertir une vidéo avec cette commande, mais ca marche pas.
alexandre@alexandregouger-laptop:~$ ffmpeg -i /home/alexandre/dwhelper/pcdjaiho.mp4 -r 30 -s 480x272 -aspect 16:9 -vcodec mpeg4 -acodec mp3 -ab 128k -ac 2 -f avi /home/alexandre/outputfile.avi
FFmpeg version 0.5-svn17737+3:0.svn20090303-1ubuntu6, Copyright (c) 2000-2009 Fabrice Bellard, et al.
configuration: --enable-gpl --enable-postproc --enable-swscale --enable-x11grab --extra-version=svn17737+3:0.svn20090303-1ubuntu6 --prefix=/usr --enable-avfilter --enable-avfilter-lavf --enable-libgsm --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libvorbis --enable-pthreads --disable-stripping --disable-vhook --enable-libdc1394 --disable-armv5te --disable-armv6 --disable-armv6t2 --disable-armvfp --disable-neon --disable-altivec --disable-vis --enable-shared --disable-static
libavutil 49.15. 0 / 49.15. 0
libavcodec 52.20. 0 / 52.20. 0
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 Apr 10 2009 23:18:41, gcc: 4.3.3
Seems stream 1 codec frame rate differs from container frame rate: 59.93 (29966/500) -> 29.97 (30000/1001)
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/home/alexandre/dwhelper/pcdjaiho.mp4':
Duration: 00:03:58.60, start: 0.000000, bitrate: 626 kb/s
Stream #0.0(und): Audio: aac, 44100 Hz, stereo, s16
Stream #0.1(und): Video: h264, yuv420p, 480x270, 29.97 tbr, 29.97 tbn, 59.93 tbc
Unknown encoder 'mpeg4'
alexandre@alexandregouger-laptop:~$
