[Bf-committers] GSOC audio system cleanup branch linking issue @ 1190664402

[Stephen Swaney]

On Mon, Sep 24, 2007 at 10:09:10PM +0200, Johan Meskens CS3 jmcs3 wrote:
> 
> 
>  Intrah onat Diria .. Sun, 23 Sep 2007 18:07:11 -0400
>   , Stephen Swaney  wrote  "Noalim y": 
> 
> 
> > 
> > On Sun, Sep 23, 2007 at 10:47:27PM +0200, Csaba Hruska wrote:
> > > Hi,
> > >
> > > I have a problem probably with scons build script.
> > > For me the compilation works fine and also linking. But many other people
> > > said that they have linking problem with ffmpeg.
> > 
> > There was an update to blender's included ffmpeg today to
> > the current ffmpeg version.  if ffmpeg can be said to have versions!
> > 
> > For me with scons, the easiest thing was to install the current
> > svn version of ffmpeg into /usr/local (the default),
> > set my BF_FFMPEG dir in user-config.py to /usr/local
> > and add swscale to the BF_FFMPEG_LIB
> 
> ok i did just that
> but get the following error:
> 
> Compiling ==> 'buildinfo.c'
> Linking program ==> 'blender'
> /home/interlichtspielhaus/build/linux2/lib/libbf_blenkernel.a(writeffmpeg.o): In function `write_audio_frames':
> writeffmpeg.c:(.text+0x16b): undefined reference to `av_init_packet'
> /home/interlichtspielhaus/build/linux2/lib/libbf_blenkernel.a(writeffmpeg.o): In function `append_ffmpeg':
> writeffmpeg.c:(.text+0x141d): undefined reference to `av_init_packet'
> collect2: ld returned 1 exit status
> scons: *** [/home/interlichtspielhaus/build/linux2/bin/blender] Error 1
> scons: building terminated because of errors.

The symbol av_init_packet lives in libavformat.
You should have something like this in your config file:

BF_FFMPEG_LIB = 'avformat avcodec avutil swscale'


-- 
Stephen Swaney			
sswaney at centurytel.net