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author | Lukasz Marek <lukasz.m.luki2@gmail.com> | 2014-11-08 19:12:29 +0300 |
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committer | Lukasz Marek <lukasz.m.luki2@gmail.com> | 2014-11-09 19:56:08 +0300 |
commit | 457204ee15923cb401368702567ce78bf9f612d8 (patch) | |
tree | 996cb9d25a5a0eddfb6a62da674c77587b4e729f | |
parent | db2caf0a80d25696a1b0a1308e79a2a128ec36f9 (diff) |
lavu/opt: document av_opt_copy function
-rw-r--r-- | libavutil/opt.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavutil/opt.h b/libavutil/opt.h index 1b72a105c9..df5a62ec2a 100644 --- a/libavutil/opt.h +++ b/libavutil/opt.h @@ -815,6 +815,16 @@ void av_opt_freep_ranges(AVOptionRanges **ranges); */ int av_opt_query_ranges(AVOptionRanges **, void *obj, const char *key, int flags); +/** + * Copy options from src object into dest object. + * + * Options that require memory allocation (e.g. string or binary) are malloc'ed in dest object. + * Original memory allocated for such options is freed unless both src and dest options points to the same memory. + * + * @param dest Object to copy from + * @param src Object to copy into + * @return 0 on success, negative on error + */ int av_opt_copy(void *dest, void *src); /** |