src/sample-util.h


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#ifndef foosampleutilhfoo
#define foosampleutilhfoo

#include "sample.h"
#include "memblock.h"

#define DEFAULT_SAMPLE_SPEC default_sample_spec

extern struct pa_sample_spec default_sample_spec;

struct memblock *silence_memblock(struct memblock* b, struct pa_sample_spec *spec);
void silence_memchunk(struct memchunk *c, struct pa_sample_spec *spec);
void silence_memory(void *p, size_t length, struct pa_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 pa_sample_spec *spec, uint8_t volume);

#endif