USoundWaveProcedural | Unreal Engine 5.7 Documentation


Name	USoundWaveProcedural
Type	class
Header File	/Engine/Source/Runtime/Engine/Classes/Sound/SoundWaveProcedural.h
Include Path	#include "Sound/SoundWaveProcedural.h"

Syntax

UCLASS (MinimalAPI)  
class USoundWaveProcedural : public USoundWave

Name	Remarks	Include Path	Unreal Specifiers
USoundWaveProcedural ( const FObjectInitializer& ObjectInitializer )		Sound/SoundWaveProcedural.h

Name	Type	Remarks	Include Path	Unreal Specifiers
OnSoundWaveProceduralUnderflow	FOnSoundWaveProceduralUnderflow	Called when GeneratePCMData is called but not enough data is available.	Sound/SoundWaveProcedural.h
SampleByteSize	int32	Size in bytes of a single sample of audio in the procedural audio buffer.	Sound/SoundWaveProcedural.h

Name	Type	Remarks	Include Path
AudioBuffer	TArray< uint8 >	The actual audio buffer that can be consumed. QueuedAudio is fed to this buffer. Accessed only audio thread.	Sound/SoundWaveProcedural.h
AvailableByteCount	FThreadSafeCounter	The amount of bytes queued and not yet consumed.	Sound/SoundWaveProcedural.h
bReset	FThreadSafeBool	Flag to reset the audio buffer.	Sound/SoundWaveProcedural.h
QueuedAudio	TQueue< TArray< uint8 > >	A thread safe queue for queuing audio to be consumed on audio thread.	Sound/SoundWaveProcedural.h

Name	Remarks	Include Path
int32 GetAvailableAudioByteCount()	Query bytes queued for playback	Sound/SoundWaveProcedural.h
virtual int32 OnGeneratePCMAudio ( TArray< uint8 >& OutAudio, int32 NumSamples )	Virtual function to generate PCM audio from the audio render thread.	Sound/SoundWaveProcedural.h
void QueueAudio ( const uint8* AudioData, const int32 BufferSize )	Add data to the FIFO that feeds the audio device.	Sound/SoundWaveProcedural.h
void ResetAudio ()	Remove all queued data from the FIFO.	Sound/SoundWaveProcedural.h

Name	Remarks	Include Path
virtual void BeginGetCompressedData ( FName Format, const FPlatformAudioCookOverrides* CompressionOverrides, const ITargetPlatform* InTargetPlatform )		Sound/SoundWaveProcedural.h
virtual int32 GeneratePCMData ( uint8* PCMData, const int32 SamplesNeeded )	This is only used for DTYPE_Procedural audio.	Sound/SoundWaveProcedural.h
virtual FByteBulkData * GetCompressedData ( FName Format, const FPlatformAudioCookOverrides* CompressionOverrides, const ITargetPlatform* InTargetPlatform )	Gets the compressed data from derived data cache for the specified platform Warning, the returned pointer isn't valid after we add new formats	Sound/SoundWaveProcedural.h
virtual int32 GetResourceSizeForFormat ( FName Format )		Sound/SoundWaveProcedural.h
virtual bool HasCompressedData ( FName Format, ITargetPlatform* TargetPlatform ) const		Sound/SoundWaveProcedural.h
virtual bool InitAudioResource ( FName Format )	Copy the compressed audio data from derived data cache	Sound/SoundWaveProcedural.h
virtual void InitAudioResource ( FByteBulkData& CompressedData )	Copy the compressed audio data from the bulk data	Sound/SoundWaveProcedural.h
virtual bool IsSeekable()	Queries if Seeking is supported by the Decoder for this Wave.	Sound/SoundWaveProcedural.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void GetAssetRegistryTags ( TArray< FAssetRegistryTag >& OutTags ) const		Sound/SoundWaveProcedural.h
virtual void GetAssetRegistryTags ( FAssetRegistryTagsContext Context ) const		Sound/SoundWaveProcedural.h
virtual void Serialize ( FArchive& Ar )		Sound/SoundWaveProcedural.h

Name	Remarks	Include Path	Unreal Specifiers
virtual void SerializeCuePoints ( FArchive& Ar, const bool bIsLoadingFromCookedArchive )	Procedural Sounds don't represent a wav file, don't do anything when serializing cue points.	Sound/SoundWaveProcedural.h