CL_JPEGDecompressor Class Reference
[clanDisplay Image Providers]

JPEG Decompressor. More...

#include <jpeg_decompressor.h>

List of all members.

Attributes
enum	SpecialMarker {   marker_rst0 = 0xD0, marker_eoi = 0xD9, marker_app0 = 0xe0, marker_app1 = 0xe1,   marker_app2 = 0xe2, marker_app3 = 0xe3, marker_app4 = 0xe4, marker_app5 = 0xe5,   marker_app6 = 0xe6, marker_app7 = 0xe7, marker_app8 = 0xe8, marker_app9 = 0xe9,   marker_app10 = 0xea, marker_app11 = 0xeb, marker_app12 = 0xec, marker_app13 = 0xed,   marker_app14 = 0xee, marker_com = 0xfe }
int	get_output_width () const
	Get Output width.
int	get_output_height () const
	Get Output height.
int	get_output_components () const
	Get Output components.
std::vector< SavedMarker >	get_saved_markers () const
Public Member Functions
Construction
	CL_JPEGDecompressor (CL_IODevice input_source)
	Constructs a JPEGDecompressor.
Operations
void	record_marker (SpecialMarker marker_code, unsigned int length_limit=0xffff)
	Record marker.
void	start (bool raw_data=false)
	Start.
unsigned int	read_scanlines (unsigned char **data, unsigned int lines)
unsigned int	read_raw_data (const unsigned char ***data, unsigned int lines)
void	finish ()
	Finish.
Classes
struct	SavedMarker

---

Detailed Description

JPEG Decompressor.

---

Member Enumeration Documentation

enum CL_JPEGDecompressor::SpecialMarker

Enumerator: marker_rst0  marker_eoi  marker_app0  marker_app1  marker_app2  marker_app3  marker_app4  marker_app5  marker_app6  marker_app7  marker_app8  marker_app9  marker_app10  marker_app11  marker_app12  marker_app13  marker_app14  marker_com

---

Constructor & Destructor Documentation

CL_JPEGDecompressor::CL_JPEGDecompressor (  CL_IODevice  input_source  )

Constructs a JPEGDecompressor. Parameters: input_source  = IODevice

---

Member Function Documentation

void CL_JPEGDecompressor::finish (   )

Finish.

int CL_JPEGDecompressor::get_output_components (   )  const

Get Output components. Returns: output_components

int CL_JPEGDecompressor::get_output_height (   )  const

Get Output height. Returns: output_height

int CL_JPEGDecompressor::get_output_width (   )  const

Get Output width. Returns: output_width

std::vector<SavedMarker> CL_JPEGDecompressor::get_saved_markers (   )  const

unsigned int CL_JPEGDecompressor::read_raw_data (  const unsigned char ***  data, unsigned int  lines )

unsigned int CL_JPEGDecompressor::read_scanlines (  unsigned char **  data, unsigned int  lines )

void CL_JPEGDecompressor::record_marker (  SpecialMarker  marker_code, unsigned int  length_limit = 0xffff )

Record marker. Parameters: marker_code  = Special Marker length_limit  = value

void CL_JPEGDecompressor::start (  bool  raw_data = false  )

Start. Parameters: raw_data  = bool

---

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

• jpeg_decompressor.h

---