Conversion video

bonjour,
j’ai un problème pour convertir un avi en swf avec ffmpeg

[code]ffmpeg -i 19\ -\ Wuste\ Gobbi.avi 19\ -\ Wuste\ Gobbi.swf
ffmpeg version 0.7.12, Copyright © 2000-2011 the FFmpeg developers
built on Apr 11 2012 07:30:33 with gcc 4.4.5
configuration: --enable-libdc1394 --prefix=/usr --extra-cflags=’-Wall -g ’ --cc=‘ccache cc’ --enable-shared --enable-libmp3lame --enable-gpl --enable-libvorbis --enable-pthreads --enable-libfaac --enable-libxvid --enable-postproc --enable-x11grab --enable-libgsm --enable-libtheora --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libx264 --enable-libspeex --enable-nonfree --disable-stripping --enable-avfilter --enable-libdirac --disable-decoder=libdirac --enable-libfreetype --enable-libschroedinger --disable-encoder=libschroedinger --enable-version3 --enable-libopenjpeg --enable-libvpx --enable-librtmp --extra-libs=-lgcrypt --disable-altivec --disable-armv5te --disable-armv6 --disable-vis
libavutil 50. 43. 0 / 50. 43. 0
libavcodec 52.123. 0 / 52.123. 0
libavformat 52.111. 0 / 52.111. 0
libavdevice 52. 5. 0 / 52. 5. 0
libavfilter 1. 80. 0 / 1. 80. 0
libswscale 0. 14. 1 / 0. 14. 1
libpostproc 51. 2. 0 / 51. 2. 0
[avi @ 0x80ab5e0] non-interleaved AVI
Input #0, avi, from ‘19 - Wuste Gobbi.avi’:
Metadata:
artist : LUXUS
copyright : 2005 LUXUS. Licensed to the public under http://creativecommons.org/licenses/by-nc-nd/2.0/ verify at http://www.jamendo.com/album/140/
date : 2000
title : Wüste Gobbi
album : Megagagga
track : 19/19
encoder : Lavf52.111.0
encoded_by : Jamendo : http://www.jamendo.com/ | LAME
Duration: 00:05:37.05, start: 0.000000, bitrate: 72 kb/s
Stream #0.0: Video: mpeg4, yuv420p, 301x271 [PAR 1:1 DAR 301:271], 25 tbr, 25 tbn, 25 tbc
Stream #0.1: Audio: mp2, 44100 Hz, stereo, s16, 64 kb/s
[buffer @ 0x80b0ac0] w:301 h:271 pixfmt:yuv420p tb:1/1000000 sar:1/1 sws_param:
Output #0, swf, to ‘19 - Wuste Gobbi.swf’:
Metadata:
artist : LUXUS
copyright : 2005 LUXUS. Licensed to the public under http://creativecommons.org/licenses/by-nc-nd/2.0/ verify at http://www.jamendo.com/album/140/
date : 2000
title : Wüste Gobbi
album : Megagagga
track : 19/19
encoded_by : Jamendo : http://www.jamendo.com/ | LAME
encoder : Lavf52.111.0
Stream #0.0: Video: flv, yuv420p, 301x271 [PAR 1:1 DAR 301:271], q=2-31, 200 kb/s, 90k tbn, 25 tbc
Stream #0.1: Audio: libmp3lame, 44100 Hz, stereo, s16, 64 kb/s
Stream mapping:
Stream #0.0 -> #0.0
Stream #0.1 -> #0.1
Press [q] to stop, [?] for help

audio fifo too small to mux audio essence

time=00:00:00.04 bitrate=1793.2kbits/s
frame= 1 fps= 0 q=3.7 Lsize= 9kB time=00:00:00.04 bitrate=1793.2kbits/s
video:9kB audio:2633kB global headers:0kB muxing overhead -99.668609%[/code]

il me dit “audio fifo too small to mux audio essence”

quelqu’un a une idée?