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main part of the native protocol

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@31 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-06-23 23:17:30 +00:00
parent eecf602476
commit acb25b3510
62 changed files with 2473 additions and 755 deletions
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31
src/sample.h
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@ -2,10 +2,9 @@
#define foosamplehfoo
#include <inttypes.h>
#include <sys/types.h>
#include "memblock.h"
enum sample_format {
enum pa_sample_format {
SAMPLE_U8,
SAMPLE_ALAW,
SAMPLE_ULAW,
@ -16,30 +15,14 @@ enum sample_format {
#define SAMPLE_S16NE SAMPLE_S16LE
struct sample_spec {
enum sample_format format;
struct pa_sample_spec {
enum pa_sample_format format;
uint32_t rate;
uint8_t channels;
};
#define DEFAULT_SAMPLE_SPEC default_sample_spec
extern struct sample_spec default_sample_spec;
struct memblock *silence_memblock(struct memblock* b, struct sample_spec *spec);
void silence_memchunk(struct memchunk *c, struct sample_spec *spec);
void silence_memory(void *p, size_t length, struct sample_spec *spec);
struct mix_info {
struct memchunk chunk;
uint8_t volume;
void *userdata;
};
size_t mix_chunks(struct mix_info channels[], unsigned nchannels, void *data, size_t length, struct sample_spec *spec, uint8_t volume);
size_t bytes_per_second(struct sample_spec *spec);
size_t sample_size(struct sample_spec *spec);
uint32_t samples_usec(size_t length, struct sample_spec *spec);
size_t pa_bytes_per_second(struct pa_sample_spec *spec);
size_t pa_sample_size(struct pa_sample_spec *spec);
uint32_t pa_samples_usec(size_t length, struct pa_sample_spec *spec);
#endif