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audio-src: add volume

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This commit is contained in:
Wim Taymans 2018-06-22 17:30:19 +02:00
parent f8c2038663
commit 6025b30a46
1 changed files with 2 additions and 1 deletions
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3
src/examples/audio-src.c
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@ -35,6 +35,7 @@
#define DEFAULT_RATE 44100 #define DEFAULT_RATE 44100
#define DEFAULT_CHANNELS 2 #define DEFAULT_CHANNELS 2
#define DEFAULT_VOLUME 0.7
struct type { struct type {
struct spa_type_media_type media_type; struct spa_type_media_type media_type;
@ -76,7 +77,7 @@ static void fill_f32(struct data *d, void *dest, int avail)
if (d->accumulator >= M_PI_M2) if (d->accumulator >= M_PI_M2)
d->accumulator -= M_PI_M2; d->accumulator -= M_PI_M2;
val = sin(d->accumulator); val = sin(d->accumulator) * DEFAULT_VOLUME;
for (c = 0; c < DEFAULT_CHANNELS; c++) for (c = 0; c < DEFAULT_CHANNELS; c++)
*dst++ = val; *dst++ = val;
} }