Change avfilter_open() signature, from:
authorStefano Sabatini <stefano.sabatini-lala@poste.it>
Wed, 11 Aug 2010 11:44:51 +0000 (11:44 +0000)
committerStefano Sabatini <stefano.sabatini-lala@poste.it>
Wed, 11 Aug 2010 11:44:51 +0000 (11:44 +0000)
commit84c038696097e5d4951ba3ad180e1100d66c0947
tree7fec9365ce84f2dfd64e287b38bb48eda0c41b1e
parentad0d70c964f852a18e9ab8124f0e7aa8876cac6e
Change avfilter_open() signature, from:
AVFilterContext *avfilter_open(AVFilter *filter, const char *inst_name);
to:
int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name);

This way it is possible to propagate an error code telling the reason
of the failure.

Originally committed as revision 24765 to svn://svn.ffmpeg.org/ffmpeg/trunk
ffmpeg.c
ffplay.c
libavfilter/avfilter.c
libavfilter/avfilter.h
libavfilter/avfiltergraph.c
libavfilter/graphparser.c
tools/lavfi-showfiltfmts.c