make av_find_opt() available to the public and add a mask+flags parameter to search for specific AVOptions

Originally committed as revision 8279 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 1 insertions, 0 deletions

diff --git a/libavcodec/opt.h b/libavcodec/opt.h
index ff65456d85..1d750ff296 100644
--- a/libavcodec/opt.h
+++ b/libavcodec/opt.h
@@ -68,6 +68,7 @@ typedef struct AVOption {
 } AVOption;
 
 
+const AVOption *av_find_opt(void *obj, const char *name, const char *unit, int mask, int flags);
 const AVOption *av_set_string(void *obj, const char *name, const char *val);
 const AVOption *av_set_double(void *obj, const char *name, double n);
 const AVOption *av_set_q(void *obj, const char *name, AVRational n);