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test/latency: use frame bytes correctly in writebuf()

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Reported-by: Alessandro Lapini <alessandro.lapini@gmail.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela 2019-03-01 12:43:19 +01:00
parent 7cea8c1562
commit deb07a0b20
1 changed files with 2 additions and 1 deletions
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3
test/latency.c
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@ -374,6 +374,7 @@ long readbuf(snd_pcm_t *handle, char *buf, long len, size_t *frames, size_t *max
long writebuf(snd_pcm_t *handle, char *buf, long len, size_t *frames)
{
long r;
int frame_bytes = (snd_pcm_format_width(format) / 8) * channels;
while (len > 0) {
r = snd_pcm_writei(handle, buf, len);
@ -383,7 +384,7 @@ long writebuf(snd_pcm_t *handle, char *buf, long len, size_t *frames)
if (r < 0)
return r;
// showstat(handle, 0);
buf += r * 4;
buf += r * frame_bytes;
len -= r;
*frames += r;
}