code.delx.au - pulseaudio/blob - src/sample.h

   1 #ifndef foosamplehfoo
   2 #define foosamplehfoo
   3
   4 #include <inttypes.h>
   5 #include <sys/types.h>
   6
   7 enum pa_sample_format {
   8     SAMPLE_U8,
   9     SAMPLE_ALAW,
  10     SAMPLE_ULAW,
  11     SAMPLE_S16LE,
  12     SAMPLE_S16BE,
  13     SAMPLE_FLOAT32
  14 };
  15
  16 #define SAMPLE_S16NE SAMPLE_S16LE
  17
  18 struct pa_sample_spec {
  19     enum pa_sample_format format;
  20     uint32_t rate;
  21     uint8_t channels;
  22 };
  23
  24 size_t pa_bytes_per_second(struct pa_sample_spec *spec);
  25 size_t pa_sample_size(struct pa_sample_spec *spec);
  26 uint32_t pa_samples_usec(size_t length, struct pa_sample_spec *spec);
  27
  28 #endif