Файл opt.h

См. исходные тексты.

Классы
struct	AVOption
struct	AVOptionRange
struct	AVOptionRanges

Определения типов
typedef struct AVOption	AVOption
typedef struct AVOptionRange	AVOptionRange
typedef struct AVOptionRanges	AVOptionRanges

Перечисления
enum	AVOptionType {   AV_OPT_TYPE_FLAGS, AV_OPT_TYPE_INT, AV_OPT_TYPE_INT64, AV_OPT_TYPE_DOUBLE,   AV_OPT_TYPE_FLOAT, AV_OPT_TYPE_STRING, AV_OPT_TYPE_RATIONAL, AV_OPT_TYPE_BINARY,   AV_OPT_TYPE_DICT, AV_OPT_TYPE_UINT64, AV_OPT_TYPE_CONST, AV_OPT_TYPE_IMAGE_SIZE,   AV_OPT_TYPE_PIXEL_FMT, AV_OPT_TYPE_SAMPLE_FMT, AV_OPT_TYPE_VIDEO_RATE, AV_OPT_TYPE_DURATION,   AV_OPT_TYPE_COLOR, AV_OPT_TYPE_CHANNEL_LAYOUT, AV_OPT_TYPE_BOOL }
enum	{ AV_OPT_FLAG_IMPLICIT_KEY = 1 }

Функции
int	av_opt_show2 (void *obj, void *av_log_obj, int req_flags, int rej_flags)
void	av_opt_set_defaults (void *s)
void	av_opt_set_defaults2 (void *s, int mask, int flags)
int	av_set_options_string (void *ctx, const char *opts, const char *key_val_sep, const char *pairs_sep)
int	av_opt_set_from_string (void *ctx, const char *opts, const char *const *shorthand, const char *key_val_sep, const char *pairs_sep)
void	av_opt_free (void *obj)
int	av_opt_flag_is_set (void *obj, const char *field_name, const char *flag_name)
int	av_opt_set_dict (void *obj, struct AVDictionary **options)
int	av_opt_set_dict2 (void *obj, struct AVDictionary **options, int search_flags)
int	av_opt_get_key_value (const char **ropts, const char *key_val_sep, const char *pairs_sep, unsigned flags, char **rkey, char **rval)
int	av_opt_eval_flags (void *obj, const AVOption *o, const char *val, int *flags_out)
int	av_opt_eval_int (void *obj, const AVOption *o, const char *val, int *int_out)
int	av_opt_eval_int64 (void *obj, const AVOption *o, const char *val, int64_t *int64_out)
int	av_opt_eval_float (void *obj, const AVOption *o, const char *val, float *float_out)
int	av_opt_eval_double (void *obj, const AVOption *o, const char *val, double *double_out)
int	av_opt_eval_q (void *obj, const AVOption *o, const char *val, AVRational *q_out)
const AVOption *	av_opt_find (void *obj, const char *name, const char *unit, int opt_flags, int search_flags)
const AVOption *	av_opt_find2 (void *obj, const char *name, const char *unit, int opt_flags, int search_flags, void **target_obj)
const AVOption *	av_opt_next (const void *obj, const AVOption *prev)
void *	av_opt_child_next (void *obj, void *prev)
const AVClass *	av_opt_child_class_next (const AVClass *parent, const AVClass *prev)
int	av_opt_set (void *obj, const char *name, const char *val, int search_flags)
int	av_opt_set_int (void *obj, const char *name, int64_t val, int search_flags)
int	av_opt_set_double (void *obj, const char *name, double val, int search_flags)
int	av_opt_set_q (void *obj, const char *name, AVRational val, int search_flags)
int	av_opt_set_bin (void *obj, const char *name, const uint8_t *val, int size, int search_flags)
int	av_opt_set_image_size (void *obj, const char *name, int w, int h, int search_flags)
int	av_opt_set_pixel_fmt (void *obj, const char *name, enum AVPixelFormat fmt, int search_flags)
int	av_opt_set_sample_fmt (void *obj, const char *name, enum AVSampleFormat fmt, int search_flags)
int	av_opt_set_video_rate (void *obj, const char *name, AVRational val, int search_flags)
int	av_opt_set_channel_layout (void *obj, const char *name, int64_t ch_layout, int search_flags)
int	av_opt_set_dict_val (void *obj, const char *name, const AVDictionary *val, int search_flags)
int	av_opt_get (void *obj, const char *name, int search_flags, uint8_t **out_val)
int	av_opt_get_int (void *obj, const char *name, int search_flags, int64_t *out_val)
int	av_opt_get_double (void *obj, const char *name, int search_flags, double *out_val)
int	av_opt_get_q (void *obj, const char *name, int search_flags, AVRational *out_val)
int	av_opt_get_image_size (void *obj, const char *name, int search_flags, int *w_out, int *h_out)
int	av_opt_get_pixel_fmt (void *obj, const char *name, int search_flags, enum AVPixelFormat *out_fmt)
int	av_opt_get_sample_fmt (void *obj, const char *name, int search_flags, enum AVSampleFormat *out_fmt)
int	av_opt_get_video_rate (void *obj, const char *name, int search_flags, AVRational *out_val)
int	av_opt_get_channel_layout (void *obj, const char *name, int search_flags, int64_t *ch_layout)
int	av_opt_get_dict_val (void *obj, const char *name, int search_flags, AVDictionary **out_val)
void *	av_opt_ptr (const AVClass *avclass, void *obj, const char *name)
void	av_opt_freep_ranges (AVOptionRanges **ranges)
int	av_opt_query_ranges (AVOptionRanges **, void *obj, const char *key, int flags)
int	av_opt_copy (void *dest, const void *src)
int	av_opt_query_ranges_default (AVOptionRanges **, void *obj, const char *key, int flags)
int	av_opt_is_set_to_default (void *obj, const AVOption *o)
int	av_opt_is_set_to_default_by_name (void *obj, const char *name, int search_flags)
int	av_opt_serialize (void *obj, int opt_flags, int flags, char **buffer, const char key_val_sep, const char pairs_sep)

Подробное описание

AVOptions

См. определение в файле opt.h