Patch by Anton Khirnov <wyskas gmail com>.
Originally committed as revision 22806 to svn://svn.ffmpeg.org/ffmpeg/trunk
API changes, most recent first:
+2010-04-01 - rxxxxx - lavf 52.61.0 - metadata API
+ Add a flag for av_metadata_set2() to disable overwriting of
+ existing tags.
+
2010-04-01 - r22753 - lavc 52.66.0
Add avcodec_get_edge_width()
#define AVFORMAT_AVFORMAT_H
#define LIBAVFORMAT_VERSION_MAJOR 52
-#define LIBAVFORMAT_VERSION_MINOR 60
+#define LIBAVFORMAT_VERSION_MINOR 61
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
m=*pm= av_mallocz(sizeof(*m));
if(tag){
+ if (flags & AV_METADATA_DONT_OVERWRITE)
+ return 0;
av_free(tag->value);
av_free(tag->key);
*tag= m->elems[--m->count];