grk::TileLengthMarkers Struct Reference

#include <LengthCache.h>

Public Member Functions
	TileLengthMarkers ()
	TileLengthMarkers (IBufferedStream *stream)
	~TileLengthMarkers ()
bool	read (uint8_t *headerData, uint16_t header_size)
void	rewind (void)
TilePartLengthInfo	getNext (void)
bool	skipTo (uint16_t skipTileIndex, IBufferedStream *stream, uint64_t firstSotPos)
bool	writeBegin (uint16_t numTilePartsTotal)
void	push (uint16_t tileIndex, uint32_t tile_part_size)
bool	writeEnd (void)

Static Public Member Functions
static bool	addTileMarkerInfo (uint16_t tileno, CodeStreamInfo *codeStreamInfo, uint16_t type, uint64_t pos, uint32_t len)
	Add tile header marker information. More...

Private Member Functions
void	push (uint8_t i_TLM, TilePartLengthInfo curr_vec)

Private Attributes
TL_MAP *	m_markers
uint8_t	m_markerIndex
uint8_t	m_markerTilePartIndex
TL_INFO_VEC *	m_curr_vec
IBufferedStream *	m_stream
uint64_t	streamStart

Constructor & Destructor Documentation

TileLengthMarkers() [1/2]

grk::TileLengthMarkers::TileLengthMarkers

(

)

TileLengthMarkers() [2/2]

grk::TileLengthMarkers::TileLengthMarkers

(

IBufferedStream *

stream

)

References m_stream.

~TileLengthMarkers()

grk::TileLengthMarkers::~TileLengthMarkers

(

)

References m_markers.

Member Function Documentation

addTileMarkerInfo()

bool grk::TileLengthMarkers::addTileMarkerInfo ( uint16_t  tileno, CodeStreamInfo *  codeStreamInfo, uint16_t  type, uint64_t  pos, uint32_t  len  )

static

Add tile header marker information.

Parameters

tileno	tile index number
codeStreamInfo	Codestream information structure
type	marker type
pos	byte offset of marker segment
len	length of marker segment

References grk::CodeStreamInfo::getTileInfo(), grk::TileInfo::getTilePartInfo(), J2K_MS_SOT, grk::CodeStreamInfo::pushMarker(), and grk::TilePartInfo::startPosition.

Referenced by grk::TileProcessor::prepareSodDecompress().

getNext()

TilePartLengthInfo grk::TileLengthMarkers::getNext

(

void

)

References m_curr_vec, m_markerIndex, m_markers, and m_markerTilePartIndex.

Referenced by skipTo().

push() [1/2]

void grk::TileLengthMarkers::push	(	uint16_t	tileIndex,
		uint32_t	tile_part_size
	)

References m_markerIndex.

Referenced by read().

push() [2/2]

void grk::TileLengthMarkers::push ( uint8_t  i_TLM, TilePartLengthInfo  curr_vec  )

private

References ojph::info, and m_markers.

read()

bool grk::TileLengthMarkers::read	(	uint8_t *	headerData,
		uint16_t	header_size
	)

References grk::GRK_ERROR(), ojph::info, push(), and grk::tlm_marker_start_bytes.

rewind()

void grk::TileLengthMarkers::rewind

(

void

)

References m_curr_vec, m_markerIndex, m_markers, and m_markerTilePartIndex.

Referenced by skipTo().

skipTo()

bool grk::TileLengthMarkers::skipTo	(	uint16_t	skipTileIndex,
		IBufferedStream *	stream,
		uint64_t	firstSotPos
	)

References getNext(), grk::GRK_ERROR(), rewind(), and grk::IBufferedStream::seek().

writeBegin()

bool grk::TileLengthMarkers::writeBegin

(

uint16_t

numTilePartsTotal

)

References J2K_MS_TLM, m_stream, grk::IBufferedStream::skip(), streamStart, grk::IBufferedStream::tell(), grk::tlm_marker_start_bytes, grk::tlmMarkerBytesPerTilePart, grk::IBufferedStream::writeByte(), and grk::IBufferedStream::writeShort().

writeEnd()

bool grk::TileLengthMarkers::writeEnd

(

void

)

References ojph::info, m_markers, m_stream, grk::IBufferedStream::seek(), streamStart, grk::IBufferedStream::tell(), grk::tlm_marker_start_bytes, grk::IBufferedStream::writeInt(), and grk::IBufferedStream::writeShort().

Member Data Documentation

m_curr_vec

TL_INFO_VEC* grk::TileLengthMarkers::m_curr_vec

private

Referenced by getNext(), and rewind().

m_markerIndex

uint8_t grk::TileLengthMarkers::m_markerIndex

private

Referenced by getNext(), push(), and rewind().

m_markers

TL_MAP* grk::TileLengthMarkers::m_markers

private

Referenced by getNext(), push(), rewind(), writeEnd(), and ~TileLengthMarkers().

m_markerTilePartIndex

uint8_t grk::TileLengthMarkers::m_markerTilePartIndex

private

Referenced by getNext(), and rewind().

m_stream

IBufferedStream* grk::TileLengthMarkers::m_stream

private

Referenced by TileLengthMarkers(), writeBegin(), and writeEnd().

streamStart

uint64_t grk::TileLengthMarkers::streamStart

private

Referenced by writeBegin(), and writeEnd().

---

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

• LengthCache.h
• LengthCache.cpp