void upnp_control_init(struct upnp_device *device) {
upnp_control_get_service();
// Set initial volume.
float volume_fraction = 0;
if (output_get_volume(&volume_fraction) == 0) {
Log_info("control", "Output inital volume is %f; setting "
"control variables accordingly.", volume_fraction);
change_volume_decibel(20 * log(volume_fraction) / log(10));
}
assert(control_service_.last_change == NULL);
control_service_.last_change =
UPnPLastChangeCollector_new(state_variables_, CONTROL_EVENT_XML_NS,
device,
CONTROL_SERVICE_ID);
// According to UPnP-av-RenderingControl-v3-Service-20101231.pdf, 2.3.1
// page 51, the A_ARG_TYPE* variables are not evented.
UPnPLastChangeCollector_add_ignore(control_service_.last_change,
CONTROL_VAR_AAT_CHANNEL);
UPnPLastChangeCollector_add_ignore(control_service_.last_change,
CONTROL_VAR_AAT_INSTANCE_ID);
UPnPLastChangeCollector_add_ignore(control_service_.last_change,
CONTROL_VAR_AAT_PRESET_NAME);
}
void playback_get_volume (int * l, int * r)
{
if (playing && playback_get_ready () && current_decoder &&
current_decoder->get_volume && current_decoder->get_volume (l, r))
return;
output_get_volume (l, r);
}
void upnp_control_init(void) {
upnp_control_get_service();
// This doesn't seem to work: asking gmstreamer initially will always
// return 1.0.
float volume_fraction = 0;
if (output_get_volume(&volume_fraction) == 0) {
fprintf(stderr, "Got fraction %f\n", volume_fraction);
change_volume_decibel(NULL, 20 * log(volume_fraction) / log(10));
}
}
