Re: Transcode problem with mjpeg (ubuntu 9.10)

Hi Georg,

I just tried with the current ffmpeg svn (FFmpeg version SVN-r20986), 
and it fails with the same error. I'm not sure how bad the "timebase not 
supported by mpeg 4 standard" error message. ffplay plays the movie nicely.

ciao
   Pablo

Pablo d'Angelo wrote:
> Hi Georg,
> 
> Georg Martius wrote:
>> Hi Pablo,
>>
>> On Sunday 27 December 2009, Pablo d'Angelo wrote:
>>> Hi Georg,
>>>
>>> Georg Martius wrote:
>>>> Hi Pablo,
>>>>
>> Can you try whether ffmpeg works with the video?
>> E.g.:
>> ffmpeg -i DSC_0103.AVI -sameq -vcodec mpeg4 -acodec copy  test.avi;
> 
> That does fail, too:
> --------------------------------------
> $ ffmpeg -i DSC_0103.AVI -sameq -vcodec mpeg4 -acodec copy 
> test.aviFFmpeg version SVN-r19352-4:0.5+svn20090706-2ubuntu2, Copyright 
> (c) 2000-2009 Fabrice Bellard, et al.
>   configuration: --extra-version=4:0.5+svn20090706-2ubuntu2 
> --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-gpl --enable-postproc --enable-swscale --enable-x11grab 
> --enable-libdc1394 
> --extra-cflags=-I/build/buildd/ffmpeg-0.5+svn20090706/debian/include 
> --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 Oct 13 2009 22:35:00, gcc: 4.4.1
> Input #0, avi, from 'DSC_0103.AVI':
>   Duration: 00:01:22.00, start: 0.000000, bitrate: 21001 kb/s
>     Stream #0.0: Video: mjpeg, yuvj422p, 1280x720, 24 tbr, 24 tbn, 24 tbc
>     Stream #0.1: Audio: pcm_s16le, 11025 Hz, mono, s16, 176 kb/s
> Output #0, avi, to 'test.avi':
>     Stream #0.0: Video: mpeg4, yuv420p, 1280x720, q=2-31, 200 kb/s, 90k 
> tbn, 24 tbc
>     Stream #0.1: Audio: pcm_s16le, 11025 Hz, mono, s16, 176 kb/s
> Stream mapping:
>   Stream #0.0 -> #0.0
>   Stream #0.1 -> #0.1
> [mpeg4 @ 0xec1730]timebase not supported by mpeg 4 standard
> Error while opening codec for output stream #0.0 - maybe incorrect 
> parameters such as bit_rate, rate, width or height
> --------------------------------------------
> 
> I will try with a newer version of ffmpeg.