/*! @method Initialize */
OSStatus AUPannerBase::Initialize()
{
OSStatus err = noErr;
AllocBypassMatrix();
err = UpdateBypassMatrix();
return err;
}
/*! @method Initialize */
ComponentResult AUPannerBase::Initialize()
{
ComponentResult err = noErr;
AllocBypassMatrix();
err = UpdateBypassMatrix();
return err;
}
//_____________________________________________________________________________
//
OSStatus AUPannerBase::SetAudioChannelLayout( AudioUnitScope inScope,
AudioUnitElement inElement,
const AudioChannelLayout * inLayout)
{
if (!inLayout)
return RemoveAudioChannelLayout(inScope, inElement);
if (!ChannelLayoutTagIsSupported(inScope, inElement, inLayout->mChannelLayoutTag))
return kAudioUnitErr_FormatNotSupported;
CAAudioChannelLayout* caacl = NULL;
UInt32 currentChannels;
switch (inScope)
{
case kAudioUnitScope_Input:
caacl = &mInputLayout;
currentChannels = GetNumberOfInputChannels();
break;
case kAudioUnitScope_Output:
caacl = &mOutputLayout;
currentChannels = GetNumberOfOutputChannels();
break;
default:
return kAudioUnitErr_InvalidScope;
}
if (inElement != 0)
return kAudioUnitErr_InvalidElement;
UInt32 numChannelsInLayout = CAAudioChannelLayout::NumberChannels(*inLayout);
if (currentChannels != numChannelsInLayout)
return kAudioUnitErr_InvalidPropertyValue;
*caacl = inLayout;
if (IsInitialized())
UpdateBypassMatrix();
return noErr;
}
