Functions |
attribute_deprecated const
AVOption * | av_find_opt (void *obj, const char *name, const char *unit, int mask, int flags) |
| Look for an option in obj.
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attribute_deprecated int | av_set_string3 (void *obj, const char *name, const char *val, int alloc, const AVOption **o_out) |
| Set the field of obj with the given name to value.
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attribute_deprecated const
AVOption * | av_set_double (void *obj, const char *name, double n) |
attribute_deprecated const
AVOption * | av_set_q (void *obj, const char *name, AVRational n) |
attribute_deprecated const
AVOption * | av_set_int (void *obj, const char *name, int64_t n) |
double | av_get_double (void *obj, const char *name, const AVOption **o_out) |
AVRational | av_get_q (void *obj, const char *name, const AVOption **o_out) |
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) |
int | av_opt_show2 (void *obj, void *av_log_obj, int req_flags, int rej_flags) |
| Show the obj options.
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void | av_opt_set_defaults (void *s) |
| Set the values of all AVOption fields to their default values.
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attribute_deprecated 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) |
| Parse the key/value pairs list in opts.
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int | av_opt_set_from_string (void *ctx, const char *opts, const char *const *shorthand, const char *key_val_sep, const char *pairs_sep) |
| Parse the key-value pairs list in opts.
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void | av_opt_free (void *obj) |
| Free all string and binary options in obj.
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int | av_opt_flag_is_set (void *obj, const char *field_name, const char *flag_name) |
| Check whether a particular flag is set in a flags field.
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int | av_opt_set_dict (void *obj, struct AVDictionary **options) |
| Set all the options from a given dictionary on an object.
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int | av_opt_get_key_value (const char **ropts, const char *key_val_sep, const char *pairs_sep, unsigned flags, char **rkey, char **rval) |
| Extract a key-value pair from the beginning of a string.
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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) |
| Look for an option in an object.
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const AVOption * | av_opt_find2 (void *obj, const char *name, const char *unit, int opt_flags, int search_flags, void **target_obj) |
| Look for an option in an object.
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const AVOption * | av_opt_next (void *obj, const AVOption *prev) |
| Iterate over all AVOptions belonging to obj.
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void * | av_opt_child_next (void *obj, void *prev) |
| Iterate over AVOptions-enabled children of obj.
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const AVClass * | av_opt_child_class_next (const AVClass *parent, const AVClass *prev) |
| Iterate over potential AVOptions-enabled children of parent.
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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_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) |
void * | av_opt_ptr (const AVClass *avclass, void *obj, const char *name) |
| Gets a pointer to the requested field in a struct.
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void | av_opt_freep_ranges (AVOptionRanges **ranges) |
| Free an AVOptionRanges struct and set it to NULL.
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int | av_opt_query_ranges (AVOptionRanges **, void *obj, const char *key, int flags) |
| Get a list of allowed ranges for the given option.
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int | av_opt_query_ranges_default (AVOptionRanges **, void *obj, const char *key, int flags) |
| Get a default list of allowed ranges for the given option.
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AVOptions.
Definition in file opt.h.