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lavd/pulse_audio_enc: add buffer fullness messages

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Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
This commit is contained in:
Lukasz Marek 2014-04-11 02:05:49 +02:00
parent bc31a57902
commit cef1180329
1 changed files with 18 additions and 0 deletions
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18
libavdevice/pulse_audio_enc.c
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@ -48,13 +48,27 @@ static void pulse_stream_writable(pa_stream *stream, size_t nbytes, void *userda
{
AVFormatContext *h = userdata;
PulseData *s = h->priv_data;
int64_t val = nbytes;
if (stream != s->stream)
return;
avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_BUFFER_WRITABLE, &val, sizeof(val));
pa_threaded_mainloop_signal(s->mainloop, 0);
}
static void pulse_overflow(pa_stream *stream, void *userdata)
{
AVFormatContext *h = userdata;
avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_BUFFER_OVERFLOW, NULL, 0);
}
static void pulse_underflow(pa_stream *stream, void *userdata)
{
AVFormatContext *h = userdata;
avdevice_dev_to_app_control_message(h, AV_DEV_TO_APP_BUFFER_UNDERFLOW, NULL, 0);
}
static void pulse_stream_state(pa_stream *stream, void *userdata)
{
PulseData *s = userdata;
@ -214,6 +228,8 @@ static av_cold int pulse_write_trailer(AVFormatContext *h)
pa_stream_disconnect(s->stream);
pa_stream_set_state_callback(s->stream, NULL, NULL);
pa_stream_set_write_callback(s->stream, NULL, NULL);
pa_stream_set_overflow_callback(s->stream, NULL, NULL);
pa_stream_set_underflow_callback(s->stream, NULL, NULL);
pa_stream_unref(s->stream);
s->stream = NULL;
}
@ -353,6 +369,8 @@ static av_cold int pulse_write_header(AVFormatContext *h)
}
pa_stream_set_state_callback(s->stream, pulse_stream_state, s);
pa_stream_set_write_callback(s->stream, pulse_stream_writable, h);
pa_stream_set_overflow_callback(s->stream, pulse_overflow, h);
pa_stream_set_underflow_callback(s->stream, pulse_underflow, h);
if ((ret = pa_stream_connect_playback(s->stream, s->device, &buffer_attributes,
stream_flags, NULL, NULL)) < 0) {