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pulse: get latency only when needed

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Signed-off-by: Federico Simoncelli <fsimonce@redhat.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Federico Simoncelli 2014-01-05 13:04:46 +01:00 committed by Michael Niedermayer
parent b13d6c837f
commit b53d6ce3fd
1 changed files with 8 additions and 7 deletions
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5
libavdevice/pulse_audio_dec.c
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@ -109,7 +109,6 @@ static int pulse_read_packet(AVFormatContext *s, AVPacket *pkt)
{
PulseData *pd = s->priv_data;
int res;
pa_usec_t latency;
if (av_new_packet(pkt, pd->frame_size) < 0) {
return AVERROR(ENOMEM);
@ -122,13 +121,15 @@ static int pulse_read_packet(AVFormatContext *s, AVPacket *pkt)
return AVERROR(EIO);
}
if (pd->pts == AV_NOPTS_VALUE) {
pa_usec_t latency;
if ((latency = pa_simple_get_latency(pd->s, &res)) == (pa_usec_t) -1) {
av_log(s, AV_LOG_ERROR, "pa_simple_get_latency() failed: %s\n",
pa_strerror(res));
return AVERROR(EIO);
}
if (pd->pts == AV_NOPTS_VALUE) {
pd->pts = -latency;
}