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AVOptions: add av_opt_next, deprecate av_next_option.

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Just for naming consistency, no functional changes.
This commit is contained in:
Anton Khirnov 2011-10-03 20:04:07 +02:00
parent dca055be3a
commit 8c5dcaad13
2 changed files with 19 additions and 1 deletions
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7
libavutil/opt.c
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@ -47,7 +47,14 @@ const AVOption *av_find_opt(void *v, const char *name, const char *unit, int mas
}
#endif
#if FF_API_OLD_AVOPTIONS
const AVOption *av_next_option(void *obj, const AVOption *last)
{
return av_opt_next(obj, last);
}
#endif
const AVOption *av_opt_next(void *obj, const AVOption *last)
{
if (last && last[1].name) return ++last;
else if (last) return NULL;

13
libavutil/opt.h
View File

@ -150,8 +150,8 @@ attribute_deprecated double av_get_double(void *obj, const char *name, const AVO
attribute_deprecated AVRational av_get_q(void *obj, const char *name, const AVOption **o_out);
attribute_deprecated int64_t av_get_int(void *obj, const char *name, const AVOption **o_out);
attribute_deprecated const char *av_get_string(void *obj, const char *name, const AVOption **o_out, char *buf, int buf_len);
attribute_deprecated const AVOption *av_next_option(void *obj, const AVOption *last);
#endif
const AVOption *av_next_option(void *obj, const AVOption *last);
/**
* Show the obj options.
@ -309,6 +309,17 @@ const AVOption *av_opt_find(void *obj, const char *name, const char *unit,
const AVOption *av_opt_find2(void *obj, const char *name, const char *unit,
int opt_flags, int search_flags, void **target_obj);
/**
* Iterate over all AVOptions belonging to obj.
*
* @param obj an AVOptions-enabled struct or a double pointer to an
* AVClass describing it.
* @param prev result of the previous call to av_opt_next() on this object
* or NULL
* @return next AVOption or NULL
*/
const AVOption *av_opt_next(void *obj, const AVOption *prev);
/**
* Iterate over AVOptions-enabled children of obj.
*