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This commit is contained in:
Wim Taymans 2017-05-26 08:05:01 +02:00
parent d1a06ae247
commit 5b037661d9
154 changed files with 21017 additions and 23044 deletions
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50
spa/plugins/audiotestsrc/render.c
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@ -21,34 +21,34 @@
#define M_PI_M2 ( M_PI + M_PI )
#define DEFINE_SINE(type,scale) \
static void \
#define DEFINE_SINE(type,scale) \
static void \
audio_test_src_create_sine_##type (struct impl *this, type * samples, size_t n_samples) \
{ \
int i, c, channels; \
double step, amp; \
\
channels = this->current_format.info.raw.channels; \
step = M_PI_M2 * this->props.freq / this->current_format.info.raw.rate; \
amp = this->props.volume * scale; \
\
for (i = 0; i < n_samples; i++) { \
this->accumulator += step; \
if (this->accumulator >= M_PI_M2) \
this->accumulator -= M_PI_M2; \
for (c = 0; c < channels; ++c) \
*samples++ = (type) (sin (this->accumulator) * amp); \
} \
{ \
int i, c, channels; \
double step, amp; \
\
channels = this->current_format.info.raw.channels; \
step = M_PI_M2 * this->props.freq / this->current_format.info.raw.rate; \
amp = this->props.volume * scale; \
\
for (i = 0; i < n_samples; i++) { \
this->accumulator += step; \
if (this->accumulator >= M_PI_M2) \
this->accumulator -= M_PI_M2; \
for (c = 0; c < channels; ++c) \
*samples++ = (type) (sin (this->accumulator) * amp); \
} \
}
DEFINE_SINE (int16_t, 32767.0);
DEFINE_SINE (int32_t, 2147483647.0);
DEFINE_SINE (float, 1.0);
DEFINE_SINE (double, 1.0);
DEFINE_SINE(int16_t, 32767.0);
DEFINE_SINE(int32_t, 2147483647.0);
DEFINE_SINE(float, 1.0);
DEFINE_SINE(double, 1.0);
static const render_func_t sine_funcs[] = {
(render_func_t) audio_test_src_create_sine_int16_t,
(render_func_t) audio_test_src_create_sine_int32_t,
(render_func_t) audio_test_src_create_sine_float,
(render_func_t) audio_test_src_create_sine_double
(render_func_t) audio_test_src_create_sine_int16_t,
(render_func_t) audio_test_src_create_sine_int32_t,
(render_func_t) audio_test_src_create_sine_float,
(render_func_t) audio_test_src_create_sine_double
};