CL_JPEGCompressor Class Reference [clanDisplay Image Providers]

JPEG Compressor. More...

#include <jpeg_compressor.h>

List of all members.

Public Member Functions
Construction
	CL_JPEGCompressor ()
Operations
enum	ColorSpace {   grayscale, rgb, ycbcr, cmyk,   ycck }
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 }
void	set_output (CL_IODevice output_source)
	Set output.
void	set_quality (int quality)
	Set quality.
void	set_size (int width, int height)
	Set size.
void	set_color_space (ColorSpace in_color_space, int in_components, ColorSpace out_color_space, int out_components)
	Set color space.
void	start (bool raw_data=false)
	Start.
void	write_marker (int marker, const void *const data, int length)
	Write marker.
void	write_comment_marker (const CL_StringRef &comment)
	Write comment marker.
void	write_scanlines (const unsigned char **data, unsigned int lines)
	Write scanlines.
void	write_raw_data (const unsigned char ***data, unsigned int lines)
	Write raw data.
void	finish ()
	Finish.

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Detailed Description

JPEG Compressor.

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Member Enumeration Documentation

enum CL_JPEGCompressor::ColorSpace

Enumerator:

grayscale
rgb
ycbcr
cmyk
ycck

enum CL_JPEGCompressor::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

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Constructor & Destructor Documentation

CL_JPEGCompressor::CL_JPEGCompressor

(

)

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Member Function Documentation

void CL_JPEGCompressor::finish

(

)

Finish.

void CL_JPEGCompressor::set_color_space	(	ColorSpace	in_color_space,
		int	in_components,
		ColorSpace	out_color_space,
		int	out_components
	)

Set color space.

Parameters:

	in_color_space	= Color Space
	in_components	= value
	out_color_space	= Color Space
	out_components	= value

void CL_JPEGCompressor::set_output

(

CL_IODevice

output_source

)

Set output.

Parameters:

output_source

= IODevice

void CL_JPEGCompressor::set_quality

(

int

quality

)

Set quality.

Parameters:

quality

= value

void CL_JPEGCompressor::set_size	(	int	width,
		int	height
	)

Set size.

Parameters:

	width	= value
	height	= value

void CL_JPEGCompressor::start

(

bool

raw_data = false

)

Start.

Parameters:

raw_data

= bool

void CL_JPEGCompressor::write_comment_marker

(

const CL_StringRef &

comment

)

Write comment marker.

Parameters:

comment

= String Ref

void CL_JPEGCompressor::write_marker	(	int	marker,
		const void *const	data,
		int	length
	)

Write marker.

Parameters:

	marker	= value
	data	= data
	length	= value

void CL_JPEGCompressor::write_raw_data	(	const unsigned char ***	data,
		unsigned int	lines
	)

Write raw data.

Parameters:

	data	= char
	lines	= value

void CL_JPEGCompressor::write_scanlines	(	const unsigned char **	data,
		unsigned int	lines
	)

Write scanlines.

Parameters:

	data	= char
	lines	= value

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

• jpeg_compressor.h