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spa: small performance fixes

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This commit is contained in:
Wim Taymans 2017-06-28 16:33:11 +02:00
parent 387dee3237
commit d8cac792f4
2 changed files with 22 additions and 6 deletions
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4
spa/plugins/audiotestsrc/render.c
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@ -33,11 +33,13 @@ audio_test_src_create_sine_##type (struct impl *this, type *samples, size_t n_sa
amp = this->props.volume * scale; \
\
for (i = 0; i < n_samples; i++) { \
type val; \
this->accumulator += step; \
if (this->accumulator >= M_PI_M2) \
this->accumulator -= M_PI_M2; \
val = (type) (sin (this->accumulator) * amp); \
for (c = 0; c < channels; ++c) \
*samples++ = (type) (sin (this->accumulator) * amp); \
*samples++ = val; \
} \
}