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format: Add some properties and internal API

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The properties will be used by clients to set the sample format,
sampling rate, etc. The functions will be used internally.
This commit is contained in:
Arun Raghavan 2011-02-28 10:53:41 +05:30
parent c3839c7637
commit 3767c9c4e8
3 changed files with 104 additions and 0 deletions
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12
src/pulse/proplist.h
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@ -254,6 +254,18 @@ PA_C_DECL_BEGIN
/** For modules: a version string for the module. e.g. "0.9.15" */
#define PA_PROP_MODULE_VERSION "module.version"
/** For PCM formats: the sample format used as returned by pa_sample_format_to_string() \since 1.0 */
#define PA_PROP_FORMAT_SAMPLE_FORMAT "format.sample_format"
/** For all formats: the sample rate (unsigned integer) \since 1.0 */
#define PA_PROP_FORMAT_RATE "format.rate"
/** For all formats: the number of channels (unsigned integer) \since 1.0 */
#define PA_PROP_FORMAT_CHANNELS "format.channels"
/** For PCM formats: the channel map of the stream as returned by pa_channel_map_snprint() \since 1.0 */
#define PA_PROP_FORMAT_CHANNEL_MAP "format.channel_map"
/** A property list object. Basically a dictionary with ASCII strings
* as keys and arbitrary data as values. \since 0.9.11 */
typedef struct pa_proplist pa_proplist;