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add new silence memblock caching subsystem

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/glitch-free@2272 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2008-04-20 19:41:26 +00:00
parent 4b1d684d26
commit 1ddb95a4ce
2 changed files with 119 additions and 45 deletions
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16
src/pulsecore/sample-util.h
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@ -30,10 +30,18 @@
#include <pulsecore/memblock.h>
#include <pulsecore/memchunk.h>
pa_memblock *pa_silence_memblock(pa_memblock* b, const pa_sample_spec *spec);
pa_memblock *pa_silence_memblock_new(pa_mempool *pool, const pa_sample_spec *spec, size_t length);
void pa_silence_memchunk(pa_memchunk *c, const pa_sample_spec *spec);
void pa_silence_memory(void *p, size_t length, const pa_sample_spec *spec);
typedef struct pa_silence_cache {
pa_memblock* blocks[PA_SAMPLE_MAX];
} pa_silence_cache;
void pa_silence_cache_init(pa_silence_cache *cache);
void pa_silence_cache_done(pa_silence_cache *cache);
void *pa_silence_memory(void *p, size_t length, const pa_sample_spec *spec);
pa_memchunk* pa_silence_memchunk(pa_memchunk *c, const pa_sample_spec *spec);
pa_memblock* pa_silence_memblock(pa_memblock *b, const pa_sample_spec *spec);
pa_memchunk* pa_silence_memchunk_get(pa_silence_cache *cache, pa_mempool *pool, pa_memchunk* ret, const pa_sample_spec *spec, size_t length);
typedef struct pa_mix_info {
pa_memchunk chunk;