size_t SFB::Audio::ChannelLayout::GetACLSize() const
{
if(!mChannelLayout)
return 0;
return GetChannelLayoutSize(mChannelLayout->mNumberChannelDescriptions);
}
AudioChannelLayout * CreateChannelLayout(UInt32 numberChannelDescriptions)
{
size_t layoutSize = GetChannelLayoutSize(numberChannelDescriptions);
AudioChannelLayout *channelLayout = static_cast<AudioChannelLayout *>(malloc(layoutSize));
memset(channelLayout, 0, layoutSize);
return channelLayout;
}
AudioChannelLayout * CopyChannelLayout(const AudioChannelLayout *rhs)
{
if(nullptr == rhs)
return nullptr;
size_t layoutSize = GetChannelLayoutSize(rhs->mNumberChannelDescriptions);
AudioChannelLayout *channelLayout = static_cast<AudioChannelLayout *>(malloc(layoutSize));
memcpy(channelLayout, rhs, layoutSize);
return channelLayout;
}
size_t GetChannelLayoutSize(const AudioChannelLayout *layout)
{
assert(nullptr != layout);
return GetChannelLayoutSize(layout->mNumberChannelDescriptions);
}
