Video::Bink::BinkAudioTrack Class Reference

Inheritance diagram for Video::Bink::BinkAudioTrack:

Collaboration diagram for Video::Bink::BinkAudioTrack:

Public Member Functions
	BinkAudioTrack (size_t index, AudioInfo &audio)
	~BinkAudioTrack ()
bool	canBufferData () const
void	decodeAudio (Common::SeekableReadStream &bink, const std::vector< VideoFrame > &frames, const std::vector< AudioInfo > &audioTracks, const Common::Timestamp &endTime)
	Decode audio data up to endTime. More...

Protected Member Functions
Sound::AudioStream *	getAudioStream () const

Private Member Functions
float	getFloat (Common::BitStream &bits)
void	audioBlock (Common::BitStream &bits, int16 *out)
	Decode an audio block. More...
void	audioBlockDCT (Common::BitStream &bits)
	Decode a DCT'd audio block. More...
void	audioBlockRDFT (Common::BitStream &bits)
	Decode a RDFT'd audio block. More...
void	readAudioCoeffs (Common::BitStream &bits, float *coeffs)

Static Private Member Functions
static void	floatToInt16Interleave (int16 *dst, const float **src, uint32 length, uint8 channels)

Private Attributes
size_t	_index
AudioInfo &	_info
Sound::PacketizedAudioStream *	_audioStream
uint32	_curFrame
Common::Timestamp	_audioBuffered

Detailed Description

Definition at line 355 of file bink.h.

Constructor & Destructor Documentation

BinkAudioTrack()

Video::Bink::BinkAudioTrack::BinkAudioTrack	(	size_t	index,
		Bink::AudioInfo &	audio
	)

Definition at line 1317 of file bink.cpp.

~BinkAudioTrack()

Video::Bink::BinkAudioTrack::~BinkAudioTrack

(

)

Definition at line 1325 of file bink.cpp.

Member Function Documentation

audioBlock()

void Video::Bink::BinkAudioTrack::audioBlock ( Common::BitStream &  bits, int16 *  out  )

private

Decode an audio block.

Definition at line 1405 of file bink.cpp.

References Sound::floatToInt16Interleave(), Common::intLog2(), Video::Bink::kAudioCodecDCT, and Video::Bink::kAudioCodecRDFT.

Here is the call graph for this function:

audioBlockDCT()

void Video::Bink::BinkAudioTrack::audioBlockDCT ( Common::BitStream &  bits )

private

Decode a DCT'd audio block.

Definition at line 1427 of file bink.cpp.

References Common::BitStream::skip().

Here is the call graph for this function:

audioBlockRDFT()

void Video::Bink::BinkAudioTrack::audioBlockRDFT ( Common::BitStream &  bits )

private

Decode a RDFT'd audio block.

Definition at line 1445 of file bink.cpp.

canBufferData()

bool Video::Bink::BinkAudioTrack::canBufferData

(

)

const

Definition at line 1401 of file bink.cpp.

decodeAudio()

void Video::Bink::BinkAudioTrack::decodeAudio	(	Common::SeekableReadStream &	bink,
		const std::vector< VideoFrame > &	frames,
		const std::vector< AudioInfo > &	audioTracks,
		const Common::Timestamp &	endTime
	)

Decode audio data up to endTime.

Definition at line 1333 of file bink.cpp.

References Common::ScopedPtrBase< T, Deallocator >::get(), Video::Bink::VideoFrame::offset, Common::BitStreamImpl< valueBits, isLE, isMSB2LSB >::pos(), Common::SeekableReadStream::pos(), Common::ReadStream::readUint32LE(), Common::ScopedPtrBase< T, Deallocator >::release(), Common::SeekableReadStream::seek(), Video::Bink::VideoFrame::size, Common::BitStreamImpl< valueBits, isLE, isMSB2LSB >::size(), Common::BitStreamImpl< valueBits, isLE, isMSB2LSB >::skip(), and Common::SeekableReadStream::skip().

Here is the call graph for this function:

floatToInt16Interleave()

static void Video::Bink::BinkAudioTrack::floatToInt16Interleave ( int16 *  dst, const float **  src, uint32  length, uint8  channels  )

staticprivate

getAudioStream()

Sound::AudioStream * Video::Bink::BinkAudioTrack::getAudioStream ( ) const

protected

Definition at line 1329 of file bink.cpp.

getFloat()

float Video::Bink::BinkAudioTrack::getFloat ( Common::BitStream &  bits )

private

Definition at line 1390 of file bink.cpp.

References Common::BitStream::getBit(), and Common::BitStream::getBits().

Here is the call graph for this function:

readAudioCoeffs()

void Video::Bink::BinkAudioTrack::readAudioCoeffs ( Common::BitStream &  bits, float *  coeffs  )

private

Definition at line 1459 of file bink.cpp.

References Common::BitStream::getBit(), Common::BitStream::getBits(), MIN(), and Video::rleLengthTab.

Here is the call graph for this function:

Member Data Documentation

_audioBuffered

Common::Timestamp Video::Bink::BinkAudioTrack::_audioBuffered

private

Definition at line 373 of file bink.h.

_audioStream

Sound::PacketizedAudioStream* Video::Bink::BinkAudioTrack::_audioStream

private

Definition at line 371 of file bink.h.

_curFrame

uint32 Video::Bink::BinkAudioTrack::_curFrame

private

Definition at line 372 of file bink.h.

_index

size_t Video::Bink::BinkAudioTrack::_index

private

Definition at line 369 of file bink.h.

_info

AudioInfo& Video::Bink::BinkAudioTrack::_info

private

Definition at line 370 of file bink.h.

---

The documentation for this class was generated from the following files:

• src/video/bink.h
• src/video/bink.cpp