[Ffmpeg-devel] Differences between H.263 and H.263i and H.263p in FFMPEG

Tobias Marx superoverdrive
Mon Oct 16 14:50:05 CEST 2006


Thanks!

-------- Original-Nachricht --------
Datum: Mon, 16 Oct 2006 14:48:37 +0200
Von: Guillaume Poirier <gpoirier at mplayerhq.hu>
An: FFmpeg development discussions and patches <ffmpeg-devel at mplayerhq.hu>
Betreff: Re: [Ffmpeg-devel] Differences between H.263 and H.263i and H.263p	in	FFMPEG

> Tobias Marx wrote:
> > I have checked out ffmpeg and compiled it.
> > 
> > I tried to run the watermark module and I got the following error:
> > 
> > undefined symbol: sws_getCachedContext
> > 
> > The whole output was:
> > 
> > p15201909:/home/ffmpeg/ffmpeg # ffmpeg -i sample.mpg -vhook
> '/usr/local/lib/vhook/watermark.so -f logo.gif' -an out.mov
> > FFmpeg version SVN-r6708, Copyright (c) 2000-2006 Fabrice Bellard, et
> al.
> >   configuration:
> >   libavutil version: 49.0.1
> >   libavcodec version: 51.20.0
> >   libavformat version: 50.6.0
> >   built on Oct 16 2006 14:44:13, gcc: 3.3.5 20050117 (prerelease) (SUSE
> Linux)
> > Input #0, mpeg, from 'sample.mpg':
> >   Duration: 00:00:00.0, start: 0.500000, bitrate: 49971 kb/s
> >   Stream #0.0[0x1e0]: Video: mpeg1video, yuv420p, 320x240, 104857 kb/s,
> 25.00 fps(r)
> > /usr/local/lib/vhook/watermark.so: undefined symbol:
> sws_getCachedContext
> > Failed to add video hook function: /usr/local/lib/vhook/watermark.so -f
> logo.gif
> > 
> > Have you got any idea whats going wrong?
> 
> ./configure --enable-swscaler && make dep && make
> 
> Guillaume
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