media-add-ons/mixer/MixerInput.cpp

345 MixerInput::AddInputChannelDestination(int channel, int destination_type)
349 	if (channel < 0 || channel >= fInputChannelCount)
353 	if (fInputChannelInfo[channel].destination_mask & mask)
356 	// verify that no other channel has id
359 			"already assigned to channel %d\n", destination_type,
364 	// add it to specified channel
365 	fInputChannelInfo[channel].destination_mask |= mask;
373 MixerInput::RemoveInputChannelDestination(int channel, int destination_type)
377 	if (channel < 0 || channel >= fInputChannelCount)
381 	if ((fInputChannelInfo[channel].destination_mask & mask) == 0)
384 	// remove it from specified channel
385 	fInputChannelInfo[channel].destination_mask &= ~mask;
393 MixerInput::HasInputChannelDestination(int channel, int destination_type)
395 	if (channel < 0 || channel >= fInputChannelCount)
399 	return fInputChannelInfo[channel].destination_mask
419 MixerInput::GetInputChannelType(int channel)
421 	if (channel < 0 || channel >= fInputChannelCount)
423 	return GetChannelType(channel, fInputChannelMask);
428 MixerInput::SetInputChannelGain(int channel, float gain)
430 	if (channel < 0 || channel >= fInputChannelCount)
435 	fInputChannelInfo[channel].gain = gain;
440 MixerInput::GetInputChannelGain(int channel)
442 	if (channel < 0 || channel >= fInputChannelCount)
444 	return fInputChannelInfo[channel].gain;
472 		// more than two channel output card
501 		TRACE("_UpdateInputChannelDestinationMask: input channel %d, "
519 		TRACE("_UpdateInputChannelDestinations: input channel %d, "
541 	// assign each mixer channel one type
553 	// assign buffer_base pointer for each mixer channel
572 		TRACE("_UpdateInputChannelDestinations: mixer channel %d, type %2d, "
586 MixerInput::SetInputChannelDestinationGain(int channel, int destination_type,
589 	TRACE("SetInputChannelDestinationGain: channel %d, destination_type %d,
590 		gain %.4f\n", channel, destination_type, gain);
591 	// we don't need the channel, as each destination_type can only exist
594 	if (channel < 0 || channel >= fMixerChannelCount)
611 MixerInput::GetInputChannelDestinationGain(int channel, int destination_type)
613 	// we don't need the channel, as each destination_type can only exist
616 	if (channel < 0 || channel >= fMixerChannelCount)