Make avfilter_graph_free() do nothing if graph is NULL.
authorStefano Sabatini <stefano.sabatini-lala@poste.it>
Wed, 12 Jan 2011 21:23:16 +0000 (21:23 +0000)
committerStefano Sabatini <stefano.sabatini-lala@poste.it>
Wed, 12 Jan 2011 21:23:16 +0000 (21:23 +0000)
commitcaeb0c30272a42c34b7f80acea90fa14cf98ec20
treed0a8b9b1b41bd1e0dd0c39560dd9d31c0bf8d47b
parentb382d1e3e49143c7e9ebab3986dd84b64073de66
Make avfilter_graph_free() do nothing if graph is NULL.

Originally committed as revision 26323 to svn://svn.ffmpeg.org/ffmpeg/trunk
libavfilter/avfilter.h
libavfilter/avfiltergraph.c
libavfilter/avfiltergraph.h