static void probe_devices( ALboolean capture )
{
pa_threaded_mainloop* loop;
if ( capture == AL_FALSE )
{
allDevNameMap = malloc( sizeof( DevMap ) * 1 );
allDevNameMap[0].name = strdup( "PulseAudio Default" );
allDevNameMap[0].device_name = NULL;
numDevNames = 1;
}
else
{
allCaptureDevNameMap = malloc( sizeof( DevMap ) * 1 );
allCaptureDevNameMap[0].name = strdup( "PulseAudio Default" );
allCaptureDevNameMap[0].device_name = NULL;
numCaptureDevNames = 1;
}
if ( ( loop = ppa_threaded_mainloop_new() ) &&
ppa_threaded_mainloop_start( loop ) >= 0 )
{
pa_context* context;
ppa_threaded_mainloop_lock( loop );
context = connect_context( loop );
if ( context )
{
pa_operation* o;
if ( capture == AL_FALSE )
{
o = ppa_context_get_sink_info_list( context, sink_device_callback, loop );
}
else
{
o = ppa_context_get_source_info_list( context, source_device_callback, loop );
}
while ( ppa_operation_get_state( o ) == PA_OPERATION_RUNNING )
{
ppa_threaded_mainloop_wait( loop );
}
ppa_operation_unref( o );
ppa_context_disconnect( context );
ppa_context_unref( context );
}
ppa_threaded_mainloop_unlock( loop );
ppa_threaded_mainloop_stop( loop );
}
if ( loop )
{
ppa_threaded_mainloop_free( loop );
}
}
static void pulse_stop_capture(ALCdevice *device) //{{{
{
pulse_data *data = device->ExtraData;
pa_operation *o;
ppa_threaded_mainloop_lock(data->loop);
o = ppa_stream_cork(data->stream, 1, stream_success_callback, device);
while(ppa_operation_get_state(o) == PA_OPERATION_RUNNING)
ppa_threaded_mainloop_wait(data->loop);
ppa_operation_unref(o);
ppa_threaded_mainloop_unlock(data->loop);
} //}}}
static ALCboolean pulse_reset_playback( ALCdevice* device ) //{{{
{
pulse_data* data = device->ExtraData;
pa_stream_flags_t flags = 0;
pa_channel_map chanmap;
ppa_threaded_mainloop_lock( data->loop );
if ( !ConfigValueExists( NULL, "format" ) )
{
pa_operation* o;
o = ppa_context_get_sink_info_by_name( data->context, data->device_name, sink_info_callback, device );
while ( ppa_operation_get_state( o ) == PA_OPERATION_RUNNING )
{
ppa_threaded_mainloop_wait( data->loop );
}
ppa_operation_unref( o );
}
if ( !ConfigValueExists( NULL, "frequency" ) )
{
flags |= PA_STREAM_FIX_RATE;
}
data->frame_size = aluFrameSizeFromFormat( device->Format );
data->attr.minreq = -1;
data->attr.prebuf = -1;
data->attr.fragsize = -1;
data->attr.tlength = device->UpdateSize * device->NumUpdates *
data->frame_size;
data->attr.maxlength = data->attr.tlength;
switch ( aluBytesFromFormat( device->Format ) )
{
case 1:
data->spec.format = PA_SAMPLE_U8;
break;
case 2:
data->spec.format = PA_SAMPLE_S16NE;
break;
case 4:
data->spec.format = PA_SAMPLE_FLOAT32NE;
break;
default:
AL_PRINT( "Unknown format: 0x%x\n", device->Format );
ppa_threaded_mainloop_unlock( data->loop );
return ALC_FALSE;
}
data->spec.rate = device->Frequency;
data->spec.channels = aluChannelsFromFormat( device->Format );
if ( ppa_sample_spec_valid( &data->spec ) == 0 )
{
AL_PRINT( "Invalid sample format\n" );
ppa_threaded_mainloop_unlock( data->loop );
return ALC_FALSE;
}
if ( !ppa_channel_map_init_auto( &chanmap, data->spec.channels, PA_CHANNEL_MAP_WAVEEX ) )
{
AL_PRINT( "Couldn't build map for channel count (%d)!\n", data->spec.channels );
ppa_threaded_mainloop_unlock( data->loop );
return ALC_FALSE;
}
SetDefaultWFXChannelOrder( device );
data->stream = connect_playback_stream( device, flags, &data->attr, &data->spec, &chanmap );
if ( !data->stream )
{
ppa_threaded_mainloop_unlock( data->loop );
return ALC_FALSE;
}
ppa_stream_set_state_callback( data->stream, stream_state_callback2, device );
data->spec = *( ppa_stream_get_sample_spec( data->stream ) );
if ( device->Frequency != data->spec.rate )
{
pa_operation* o;
/* Server updated our playback rate, so modify the buffer attribs
* accordingly. */
data->attr.tlength = ( ALuint64 )( data->attr.tlength / data->frame_size ) *
data->spec.rate / device->Frequency * data->frame_size;
data->attr.maxlength = data->attr.tlength;
o = ppa_stream_set_buffer_attr( data->stream, &data->attr,
stream_success_callback, device );
while ( ppa_operation_get_state( o ) == PA_OPERATION_RUNNING )
{
ppa_threaded_mainloop_wait( data->loop );
}
ppa_operation_unref( o );
device->Frequency = data->spec.rate;
}
stream_buffer_attr_callback( data->stream, device );
#if PA_CHECK_VERSION(0,9,15)
if ( ppa_stream_set_buffer_attr_callback )
{
ppa_stream_set_buffer_attr_callback( data->stream, stream_buffer_attr_callback, device );
}
#endif
ppa_stream_set_moved_callback( data->stream, stream_device_callback, device );
stream_write_callback( data->stream, data->attr.tlength, device );
ppa_stream_set_write_callback( data->stream, stream_write_callback, device );
ppa_threaded_mainloop_unlock( data->loop );
return ALC_TRUE;
} //}}}
