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lavu/opt: cosmetics, group option reading function together

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This commit is contained in:
Anton Khirnov 2024-02-08 09:30:44 +01:00
parent 2a3a33d04b
commit 6456dd50a6
1 changed files with 46 additions and 36 deletions
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82
libavutil/opt.h
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@ -755,6 +755,11 @@ int av_opt_set_dict_val(void *obj, const char *name, const AVDictionary *val, in
* @}
*/
/**
* @defgroup opt_read Reading option values
* @{
*/
/**
* @defgroup opt_get_funcs Option getting functions
* @{
@ -831,42 +836,6 @@ int av_opt_eval_q (void *obj, const AVOption *o, const char *val, AVRational
*/
void *av_opt_ptr(const AVClass *avclass, void *obj, const char *name);
/**
* Free an AVOptionRanges struct and set it to NULL.
*/
void av_opt_freep_ranges(AVOptionRanges **ranges);
/**
* Get a list of allowed ranges for the given option.
*
* The returned list may depend on other fields in obj like for example profile.
*
* @param flags is a bitmask of flags, undefined flags should not be set and should be ignored
* AV_OPT_SEARCH_FAKE_OBJ indicates that the obj is a double pointer to a AVClass instead of a full instance
* AV_OPT_MULTI_COMPONENT_RANGE indicates that function may return more than one component, @see AVOptionRanges
*
* The result must be freed with av_opt_freep_ranges.
*
* @return number of compontents returned on success, a negative errro code otherwise
*/
int av_opt_query_ranges(AVOptionRanges **, void *obj, const char *key, int flags);
/**
* Get a default list of allowed ranges for the given option.
*
* This list is constructed without using the AVClass.query_ranges() callback
* and can be used as fallback from within the callback.
*
* @param flags is a bitmask of flags, undefined flags should not be set and should be ignored
* AV_OPT_SEARCH_FAKE_OBJ indicates that the obj is a double pointer to a AVClass instead of a full instance
* AV_OPT_MULTI_COMPONENT_RANGE indicates that function may return more than one component, @see AVOptionRanges
*
* The result must be freed with av_opt_free_ranges.
*
* @return number of compontents returned on success, a negative errro code otherwise
*/
int av_opt_query_ranges_default(AVOptionRanges **, void *obj, const char *key, int flags);
/**
* Check if given option is set to its default value.
*
@ -926,6 +895,47 @@ int av_opt_flag_is_set(void *obj, const char *field_name, const char *flag_name)
*/
int av_opt_serialize(void *obj, int opt_flags, int flags, char **buffer,
const char key_val_sep, const char pairs_sep);
/**
* @}
*/
/**
* Free an AVOptionRanges struct and set it to NULL.
*/
void av_opt_freep_ranges(AVOptionRanges **ranges);
/**
* Get a list of allowed ranges for the given option.
*
* The returned list may depend on other fields in obj like for example profile.
*
* @param flags is a bitmask of flags, undefined flags should not be set and should be ignored
* AV_OPT_SEARCH_FAKE_OBJ indicates that the obj is a double pointer to a AVClass instead of a full instance
* AV_OPT_MULTI_COMPONENT_RANGE indicates that function may return more than one component, @see AVOptionRanges
*
* The result must be freed with av_opt_freep_ranges.
*
* @return number of compontents returned on success, a negative errro code otherwise
*/
int av_opt_query_ranges(AVOptionRanges **, void *obj, const char *key, int flags);
/**
* Get a default list of allowed ranges for the given option.
*
* This list is constructed without using the AVClass.query_ranges() callback
* and can be used as fallback from within the callback.
*
* @param flags is a bitmask of flags, undefined flags should not be set and should be ignored
* AV_OPT_SEARCH_FAKE_OBJ indicates that the obj is a double pointer to a AVClass instead of a full instance
* AV_OPT_MULTI_COMPONENT_RANGE indicates that function may return more than one component, @see AVOptionRanges
*
* The result must be freed with av_opt_free_ranges.
*
* @return number of compontents returned on success, a negative errro code otherwise
*/
int av_opt_query_ranges_default(AVOptionRanges **, void *obj, const char *key, int flags);
/**
* @}
*/