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| author | Anton Khirnov <wyskas@gmail.com> | 2010-04-05 19:46:55 +0000 |
|---|---|---|
| committer | Ronald S. Bultje <rsbultje@gmail.com> | 2010-04-05 19:46:55 +0000 |
| commit | 3dd6180fc7900b0b658e9175160dfe907784da5c (patch) | |
| tree | ba5ce3020b4c13e73d6a0890535bc64cb0ee4f03 /libavformat/metadata.c | |
| parent | 0950e1703be141deccd3c1bc80d38145936b5f84 (diff) | |
| download | ffmpeg-3dd6180fc7900b0b658e9175160dfe907784da5c.tar.gz | |
Add a flag to not overwrite existing tags
Patch by Anton Khirnov <wyskas gmail com>.
Originally committed as revision 22806 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/metadata.c')
| -rw-r--r-- | libavformat/metadata.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/metadata.c b/libavformat/metadata.c index 9ff7c48a8a..0f2b5297b8 100644 --- a/libavformat/metadata.c +++ b/libavformat/metadata.c @@ -55,6 +55,8 @@ int av_metadata_set2(AVMetadata **pm, const char *key, const char *value, int fl 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]; |