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format: Expose pa_format_info convenience getters in API

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We move over helper functions to get rate, channels, channel map and
sample format (if PCM) in the public API, so users of the extended API
are more easily able to pull out these values from pa_format_info.
This commit is contained in:
Arun Raghavan 2018-05-26 08:52:52 +05:30 • committed by Arun Raghavan
parent 1f45082c68
commit 6d7a266e0e
5 changed files with 113 additions and 109 deletions
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20
src/pulse/format.h
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@ -213,6 +213,26 @@ int pa_format_info_get_prop_string_array(const pa_format_info *f, const char *ke
/** Frees a string array returned by \ref pa_format_info_get_prop_string_array. \since 2.0 */
void pa_format_info_free_string_array(char **values, int n_values);
/** Gets the sample format stored in the format info. Returns a negative error
* code on failure. If the sample format property is not set at all, returns a
* negative integer. \since 13.0 */
int pa_format_info_get_sample_format(const pa_format_info *f, pa_sample_format_t *sf);
/** Gets the sample rate stored in the format info. Returns a negative error
* code on failure. If the sample rate property is not set at all, returns a
* negative integer. \since 13.0 */
int pa_format_info_get_rate(const pa_format_info *f, uint32_t *rate);
/** Gets the channel count stored in the format info. Returns a negative error
* code on failure. If the channels property is not set at all, returns a
* negative integer. \since 13.0 */
int pa_format_info_get_channels(const pa_format_info *f, uint8_t *channels);
/** Gets the channel map stored in the format info. Returns a negative error
* code on failure. If the channel map property is not
* set at all, returns a negative integer. \since 13.0 */
int pa_format_info_get_channel_map(const pa_format_info *f, pa_channel_map *map);
/** Sets an integer property on the given format info. \since 1.0 */
void pa_format_info_set_prop_int(pa_format_info *f, const char *key, int value);
/** Sets a property with a list of integer values on the given format info. \since 1.0 */