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calculate buffer sizes from sample spec

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@306 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-11-21 19:39:46 +00:00
parent 4583c22bfd
commit d45abba9aa
3 changed files with 13 additions and 15 deletions
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11
polyp/polyplib-stream.c
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@ -283,11 +283,12 @@ static void create_stream(struct pa_stream *s, const char *dev, const struct pa_
if (attr)
s->buffer_attr = *attr;
else {
s->buffer_attr.maxlength = DEFAULT_MAXLENGTH;
s->buffer_attr.tlength = DEFAULT_TLENGTH;
s->buffer_attr.prebuf = DEFAULT_PREBUF;
s->buffer_attr.minreq = DEFAULT_MINREQ;
s->buffer_attr.fragsize = DEFAULT_FRAGSIZE;
/* half a second */
s->buffer_attr.tlength = pa_bytes_per_second(&s->sample_spec)/2;
s->buffer_attr.maxlength = (s->buffer_attr.tlength*3)/2;
s->buffer_attr.minreq = s->buffer_attr.tlength/100;
s->buffer_attr.prebuf = s->buffer_attr.tlength - s->buffer_attr.minreq;
s->buffer_attr.fragsize = s->buffer_attr.tlength/100;
}
pa_stream_set_state(s, PA_STREAM_CREATING);