olá!
estou tentando converter um arquivo avi p/ mpg usando o ffmpeg e o Konverter (frontend do MEncoder para o KDE).
no Konverter, ele diminuia 10x o tamanho do arquivo, mas só rodava o áudio no Kaffeine e dava crash no GMPlayer.
no ffmpeg, com o comando ffmpeg -i teste.avi teste.mpg aparece:
FFmpeg version CVS, Copyright (c) 2000-2004 Fabrice Bellard
configuration: --prefix=/usr --libdir=${prefix}/lib --enable-shared --enable-m
p3lame --enable-gpl --enable-faad --mandir=${prefix}/share/man --enable-vorbis --
enable-pthreads --enable-faac --enable-xvid --enable-dts --enable-amr_nb --enable
-amr_wb --enable-pp --enable-libogg --enable-a52 --enable-theora --enable-libgsm
--enable-x264
libavutil version: 49.0.0
libavcodec version: 51.2.0
libavformat version: 50.2.1
built on Feb 10 2006 16:14:47, gcc: 4.0.3 20060128 (prerelease) (Debian 4.0.2-8 )
Input #0, avi, from 'teste.avi':
Duration: 00:00:20.1, start: 0.000000, bitrate: 543 kb/s
Stream #0.0, 14.93 fps(r): Video: mpeg4, yuv420p, 320x240
Stream #0.1: Audio: 0x0031, 44100 Hz, mono, 71 kb/s
File 'teste.mpg' already exists. Overwrite ?
y/N y
Output #0, mpeg, to 'teste.mpg':
Stream #0.0, 15.00 fps(c): Video: mpeg1video, yuv420p, 320x240, q=2-31, 200 kb/ s
Stream #0.1: Audio: mp2, 44100 Hz, mono, 64 kb/s
Stream mapping:
Stream #0.0 -> #0.0
Stream #0.1 -> #0.1
mpeg1video @ 0xb7eda1c8MPEG1/2 does not support 15/1 fps
Error while opening codec for output stream #0.0 - maybe incorrect parameters suc h as bit_rate, rate, width or height
eu tentei outros parâmetros como -vcodec mpg e -acodec mp3 , mas nenhum funcionou... será que tenho que instalar alguma biblioteca?
[]s