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add input latency measurement

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add GETOSPACE support to module-oss


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@205 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-09-16 00:05:56 +00:00
parent f5d47a293a
commit f9e2058820
20 changed files with 293 additions and 69 deletions
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11
polyp/polyplib-stream.c
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@ -336,6 +336,7 @@ static void stream_get_latency_callback(struct pa_pdispatch *pd, uint32_t comman
} else if (pa_tagstruct_get_usec(t, &i.buffer_usec) < 0 ||
pa_tagstruct_get_usec(t, &i.sink_usec) < 0 ||
pa_tagstruct_get_usec(t, &i.source_usec) < 0 ||
pa_tagstruct_get_boolean(t, &i.playing) < 0 ||
pa_tagstruct_getu32(t, &i.queue_length) < 0 ||
pa_tagstruct_get_timeval(t, &local) < 0 ||
@ -350,7 +351,12 @@ static void stream_get_latency_callback(struct pa_pdispatch *pd, uint32_t comman
if (pa_timeval_cmp(&local, &remote) < 0 && pa_timeval_cmp(&remote, &now)) {
/* local and remote seem to have synchronized clocks */
i.transport_usec = pa_timeval_diff(&remote, &local);
if (o->stream->direction == PA_STREAM_PLAYBACK)
i.transport_usec = pa_timeval_diff(&remote, &local);
else
i.transport_usec = pa_timeval_diff(&now, &remote);
i.synchronized_clocks = 1;
i.timestamp = remote;
} else {
@ -376,6 +382,7 @@ struct pa_operation* pa_stream_get_latency(struct pa_stream *s, void (*cb)(struc
struct pa_operation *o;
struct pa_tagstruct *t;
struct timeval now;
assert(s && s->direction != PA_STREAM_UPLOAD);
o = pa_operation_new(s->context, s);
assert(o);
@ -384,7 +391,7 @@ struct pa_operation* pa_stream_get_latency(struct pa_stream *s, void (*cb)(struc
t = pa_tagstruct_new(NULL, 0);
assert(t);
pa_tagstruct_putu32(t, PA_COMMAND_GET_PLAYBACK_LATENCY);
pa_tagstruct_putu32(t, s->direction == PA_STREAM_PLAYBACK ? PA_COMMAND_GET_PLAYBACK_LATENCY : PA_COMMAND_GET_RECORD_LATENCY);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_putu32(t, s->channel);