diff options
Diffstat (limited to 'polyp/sample.h')
| -rw-r--r-- | polyp/sample.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/polyp/sample.h b/polyp/sample.h index 82c14615..739cb337 100644 --- a/polyp/sample.h +++ b/polyp/sample.h @@ -34,7 +34,7 @@ PA_C_DECL_BEGIN /** Sample format */ -enum pa_sample_format { +typedef enum pa_sample_format { PA_SAMPLE_U8, /**< Unsigned 8 Bit PCM */ PA_SAMPLE_ALAW, /**< 8 Bit a-Law */ PA_SAMPLE_ULAW, /**< 8 Bit mu-Law */ @@ -44,7 +44,7 @@ enum pa_sample_format { PA_SAMPLE_FLOAT32BE, /**< 32 Bit IEEE floating point, big endian, range -1..1 */ PA_SAMPLE_MAX, /**< Upper limit of valid sample types */ PA_SAMPLE_INVALID = -1 /**< An invalid value */ -}; +} pa_sample_format; #ifdef WORDS_BIGENDIAN /** Signed 16 Bit PCM, native endian */ @@ -70,38 +70,38 @@ enum pa_sample_format { #define PA_SAMPLE_FLOAT32 PA_SAMPLE_FLOAT32NE /** A sample format and attribute specification */ -struct pa_sample_spec { - enum pa_sample_format format; /**< The sample format */ +typedef struct pa_sample_spec { + pa_sample_format format; /**< The sample format */ uint32_t rate; /**< The sample rate. (e.g. 44100) */ uint8_t channels; /**< Audio channels. (1 for mono, 2 for stereo, ...) */ -}; +} pa_sample_spec; /** Type for usec specifications (unsigned). May be either 32 or 64 bit, depending on the architecture */ typedef uint64_t pa_usec_t; /** Return the amount of bytes playback of a second of audio with the specified sample type takes */ -size_t pa_bytes_per_second(const struct pa_sample_spec *spec); +size_t pa_bytes_per_second(const pa_sample_spec *spec); /** Return the size of a frame with the specific sample type */ -size_t pa_frame_size(const struct pa_sample_spec *spec); +size_t pa_frame_size(const pa_sample_spec *spec); /** Calculate the time the specified bytes take to play with the specified sample type */ -pa_usec_t pa_bytes_to_usec(uint64_t length, const struct pa_sample_spec *spec); +pa_usec_t pa_bytes_to_usec(uint64_t length, const pa_sample_spec *spec); /** Return non-zero when the sample type specification is valid */ -int pa_sample_spec_valid(const struct pa_sample_spec *spec); +int pa_sample_spec_valid(const pa_sample_spec *spec); /** Return non-zero when the two sample type specifications match */ -int pa_sample_spec_equal(const struct pa_sample_spec*a, const struct pa_sample_spec*b); +int pa_sample_spec_equal(const pa_sample_spec*a, const pa_sample_spec*b); /* Return a descriptive string for the specified sample format. \since 0.8 */ -const char *pa_sample_format_to_string(enum pa_sample_format f); +const char *pa_sample_format_to_string(pa_sample_format f); /** Maximum required string length for pa_sample_spec_snprint() */ #define PA_SAMPLE_SPEC_SNPRINT_MAX 32 /** Pretty print a sample type specification to a string */ -char* pa_sample_spec_snprint(char *s, size_t l, const struct pa_sample_spec *spec); +char* pa_sample_spec_snprint(char *s, size_t l, const pa_sample_spec *spec); /** Volume specification: 0: silence; < 256: diminished volume; 256: normal volume; > 256 amplified volume */ typedef uint32_t pa_volume_t; @@ -138,7 +138,7 @@ pa_volume_t pa_volume_from_user(double v); void pa_bytes_snprint(char *s, size_t l, unsigned v); /** Parse a sample format text. Inverse of pa_sample_format_to_string() */ -enum pa_sample_format pa_parse_sample_format(const char *format); +pa_sample_format pa_parse_sample_format(const char *format); PA_C_DECL_END |