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volume: add first mmx optimized function

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Add code for an mmx optimized version of s16ne volume scaling. Install the
custom function.
This commit is contained in:
Wim Taymans 2009-08-12 17:08:41 +02:00
parent 2d73f13567
commit 3a0b012ee0
4 changed files with 428 additions and 0 deletions
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1
src/pulsecore/sample-util.h
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@ -91,6 +91,7 @@ typedef void (*pa_do_volume_func_t) (void *samples, void *volumes, unsigned chan
pa_do_volume_func_t pa_get_volume_func(pa_sample_format_t f);
void pa_set_volume_func(pa_sample_format_t f, pa_do_volume_func_t func);
void pa_volume_func_init_mmx(void);
#define PA_CHANNEL_POSITION_MASK_LEFT \
(PA_CHANNEL_POSITION_MASK(PA_CHANNEL_POSITION_FRONT_LEFT) \