public IAudioRenderer(
Horizon system,
MemoryManager memory,
IAalOutput audioOut,
AudioRendererParameter rendererParams)
{
_updateEvent = new KEvent(system.KernelContext);
_memory = memory;
_audioOut = audioOut;
_params = rendererParams;
_track = audioOut.OpenTrack(
AudioRendererConsts.HostSampleRate,
AudioRendererConsts.HostChannelsCount,
AudioCallback);
_memoryPools = CreateArray <MemoryPoolContext>(rendererParams.EffectCount + rendererParams.VoiceCount * 4);
_voices = CreateArray <VoiceContext>(rendererParams.VoiceCount);
_effects = CreateArray <EffectContext>(rendererParams.EffectCount);
_elapsedFrameCount = 0;
InitializeAudioOut();
_playState = PlayState.Stopped;
}
public static long CalcWorkBufferSize(BehaviorInfo behaviorInfo, AudioRendererParameter parameters)
{
if (!behaviorInfo.IsSplitterSupported())
{
return(0);
}
long size = parameters.SplitterDestinationDataCount * 0xE0 +
parameters.SplitterCount * 0x20;
if (!behaviorInfo.IsSplitterBugFixed())
{
size += BitUtils.AlignUp(4 * parameters.SplitterDestinationDataCount, 16);
}
return(size);
}
public static long GetRequiredBufferSizeForPerformanceMetricsPerFrame(BehaviorInfo behaviorInfo, AudioRendererParameter parameters)
{
int performanceMetricsDataFormat = behaviorInfo.GetPerformanceMetricsDataFormat();
if (performanceMetricsDataFormat == 2)
{
return(24 * (parameters.VoiceCount +
parameters.EffectCount +
parameters.SubMixCount +
parameters.SinkCount + 1) + 0x990);
}
if (performanceMetricsDataFormat != 1)
{
Logger.Warning?.Print(LogClass.ServiceAudio, $"PerformanceMetricsDataFormat: {performanceMetricsDataFormat} is not supported!");
}
return((((parameters.VoiceCount +
parameters.EffectCount +
parameters.SubMixCount +
parameters.SinkCount + 1) << 32) >> 0x1C) + 0x658);
}