AdpcmAudioInfoPrivate::FAdpcmImpl Struct Reference

Inheritance diagram for AdpcmAudioInfoPrivate::FAdpcmImpl:

Public Member Functions
virtual bool	ParseWaveHeader (const FWaveModInfo &WaveInfo, const WaveFormatHeader *FormatHeader, const uint32 HeaderSize) override
virtual int32	GetFrameSize () override
virtual uint32	GetMaxFrameSizeSamples () const override
virtual void	SeekToFrame (const uint32 InSeekFrame) override
virtual void	PrepareToLoop () override
virtual FDecodeResult	Decode (const uint8 *CompressedData, const int32 CompressedDataSize, uint8 *OutPCMData, const int32 OutputPCMDataSize) override
bool	DrainReservoir (int16 *&OutDst, uint32 &OutDstSizeFrames)
bool	DecodeNextFrameBlock (const uint8 *&Src, uint32 &SrcSize, const int32 NumFramesToProduce, bool &bHasError)
Public Member Functions inherited from FPcmAudioInfoHybrid::FHybridImpl
	FHybridImpl (FPcmAudioInfoHybrid *InOwner, const int32 InNumChannels, const uint32 InSampleRate)
virtual	~FHybridImpl ()=default
virtual void	SeekToTime (const float InSeekTime)
uint32	GetTotalDecodedSize () const
uint32	GetTotalSamplesPerChannel () const

Public Attributes
uint32	UncompressedBlockSamples = 0
uint32	UncompressedBlockSize = 0
uint32	CompressedBlockSize = 0
uint32	ChannelBlockStride = 0
uint32	SrcAdvanceStride = 0
uint32	NumFramesToSkip = 0
uint32	TotalBlocks = 0
uint32	TotalBlocksPerChannel = 0
TArray< TArray< int16 > >	Reservoir
uint32	ReservoirStart = 0
uint32	TotalFramesDecoded = 0

Additional Inherited Members
Protected Attributes inherited from FPcmAudioInfoHybrid::FHybridImpl
FPcmAudioInfoHybrid *	Owner = nullptr
int32	NumChannels = 0
uint32	TotalDecodedSize = 0
uint32	SampleRate = 0
uint32	TotalSamplesPerChannel = 0

Member Function Documentation

Decode()

virtual FDecodeResult AdpcmAudioInfoPrivate::FAdpcmImpl::Decode ( const uint8 *  CompressedData, const int32  CompressedDataSize, uint8 *  OutPCMData, const int32  OutputPCMDataSize  )

inlineoverridevirtual

Implements FPcmAudioInfoHybrid::FHybridImpl.

DecodeNextFrameBlock()

bool AdpcmAudioInfoPrivate::FAdpcmImpl::DecodeNextFrameBlock ( const uint8 *&  Src, uint32 &  SrcSize, const int32  NumFramesToProduce, bool &  bHasError  )

inline

DrainReservoir()

bool AdpcmAudioInfoPrivate::FAdpcmImpl::DrainReservoir ( int16 *&  OutDst, uint32 &  OutDstSizeFrames  )

inline

GetFrameSize()

virtual int32 AdpcmAudioInfoPrivate::FAdpcmImpl::GetFrameSize ( )

inlineoverridevirtual

Implements FPcmAudioInfoHybrid::FHybridImpl.

GetMaxFrameSizeSamples()

virtual uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::GetMaxFrameSizeSamples ( ) const

inlineoverridevirtual

Implements FPcmAudioInfoHybrid::FHybridImpl.

ParseWaveHeader()

virtual bool AdpcmAudioInfoPrivate::FAdpcmImpl::ParseWaveHeader ( const FWaveModInfo &  WaveInfo, const WaveFormatHeader *  FormatHeader, const uint32  HeaderSize  )

inlineoverridevirtual

Implements FPcmAudioInfoHybrid::FHybridImpl.

PrepareToLoop()

virtual void AdpcmAudioInfoPrivate::FAdpcmImpl::PrepareToLoop ( )

inlineoverridevirtual

Reimplemented from FPcmAudioInfoHybrid::FHybridImpl.

SeekToFrame()

virtual void AdpcmAudioInfoPrivate::FAdpcmImpl::SeekToFrame ( const uint32  InSeekFrame )

inlineoverridevirtual

Implements FPcmAudioInfoHybrid::FHybridImpl.

Member Data Documentation

ChannelBlockStride

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::ChannelBlockStride = 0

CompressedBlockSize

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::CompressedBlockSize = 0

NumFramesToSkip

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::NumFramesToSkip = 0

Reservoir

TArray<TArray<int16> > AdpcmAudioInfoPrivate::FAdpcmImpl::Reservoir

ReservoirStart

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::ReservoirStart = 0

SrcAdvanceStride

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::SrcAdvanceStride = 0

TotalBlocks

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::TotalBlocks = 0

TotalBlocksPerChannel

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::TotalBlocksPerChannel = 0

TotalFramesDecoded

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::TotalFramesDecoded = 0

UncompressedBlockSamples

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::UncompressedBlockSamples = 0

UncompressedBlockSize

uint32 AdpcmAudioInfoPrivate::FAdpcmImpl::UncompressedBlockSize = 0

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The documentation for this struct was generated from the following file:

• Engine/Source/Runtime/AdpcmAudioDecoder/Module/Private/PcmAudioInfoHybrid.cpp