Hamish wrote: > > Compiling NVIZ from SVN trunk, I get following problem: > .... > > > /home/neteler/svngrass/dist.x86_64-unknown-linux-gnu/lib/libgrass_ogsf.so: > > undefined reference to `guess_format' > > > /home/neteler/svngrass/dist.x86_64-unknown-linux-gnu/lib/libgrass_ogsf.so: > > undefined reference to `av_destruct_packet_nofree' > .... > > collect2: ld returned 1 exit status > > make[1]: *** [nvwish] Error 1 > > make[1]: Leaving directory > > `/home/neteler/svngrass/visualization/nviz/src' > > make: *** [default] Error 2 > > > > If I manually add -lavformat, the compilation works ok. > ... > > Any ideas how to automate that -lavformat is included? > > > the new ffmpeg movie format-by-extension code needs libavformat which > may come in a separate package to libavcodec. > (libavformat-dev and libavcodec-dev packages on Debian) > > I don't know much about ./config scripts, but the attached is an > untested cut & paste job which might work. (I don't know about > -lavutil,..)
> LOC_CHECK_LIBS(avcodec, avcodec_init, FFMPEG, $FFMPEGLIBPATH, > FFMPEGLIB,,,,-lavutil $MATHLIB) > +LOC_CHECK_LIBS(avformat, av_set_parameters, FFMPEG, $FFMPEGLIBPATH, > FFMPEGLIB,,,,-lavutil $MATHLIB) I initially thought that this would replace FFMPEGLIB, but it will actually append to it, so it should be okay. -- Glynn Clements <[EMAIL PROTECTED]> _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
