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lavu/opt: document av_opt_copy function

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This commit is contained in:
Lukasz Marek 2014-11-08 17:12:29 +01:00
parent db2caf0a80
commit 457204ee15
1 changed files with 10 additions and 0 deletions
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10
libavutil/opt.h
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@ -815,6 +815,16 @@ void av_opt_freep_ranges(AVOptionRanges **ranges);
*/ */
int av_opt_query_ranges(AVOptionRanges **, void *obj, const char *key, int flags); 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); int av_opt_copy(void *dest, void *src);
/** /**