png++: png::image_info Class Reference

png++ 0.2.9

Holds information about PNG image. More...

#include <image_info.hpp>

Inheritance diagram for png::image_info:

Public Member Functions
	image_info ()
	Constructs the image_info object with default values for color_type, interlace_type, compression_method and filter_type. More...

uint_32	get_width () const

void	set_width (uint_32 width)

uint_32	get_height () const

void	set_height (uint_32 height)

color_type	get_color_type () const

void	set_color_type (color_type color_space)

int	get_bit_depth () const

void	set_bit_depth (int bit_depth)

interlace_type	get_interlace_type () const

void	set_interlace_type (interlace_type interlace)

compression_type	get_compression_type () const

void	set_compression_type (compression_type compression)

filter_type	get_filter_type () const

void	set_filter_type (filter_type filter)

palette const &	get_palette () const

palette &	get_palette ()

void	set_palette (palette const &plte)

void	drop_palette ()
	Removes all entries from the palette. More...

tRNS const &	get_tRNS () const

tRNS &	get_tRNS ()

void	set_tRNS (tRNS const &trns)

double	get_gamma () const

void	set_gamma (double gamma)

Protected Attributes
uint_32	m_width

uint_32	m_height

int	m_bit_depth

color_type	m_color_type

interlace_type	m_interlace_type

compression_type	m_compression_type

filter_type	m_filter_type

palette	m_palette

tRNS	m_tRNS

double	m_gamma

Detailed Description

Holds information about PNG image.

See also: image, generator, consumer

Constructor & Destructor Documentation

◆ image_info()

png::image_info::image_info ( )

inline

Constructs the image_info object with default values for color_type, interlace_type, compression_method and filter_type.

Member Function Documentation

◆ get_width()

uint_32 png::image_info::get_width ( ) const

inline

References m_width.

Referenced by png::io_base::get_width().

◆ set_width()

void png::image_info::set_width ( uint_32 width )

inline

References m_width.

Referenced by png::image< pixel, pixel_buffer_type >::resize(), png::io_base::set_width(), and png::streaming_base< pixel, image_info_ref_holder >::streaming_base().

◆ get_height()

uint_32 png::image_info::get_height ( ) const

inline

References m_height.

Referenced by png::consumer< pixel, pixel_consumer, image_info_ref_holder, true >::consumer(), png::io_base::get_height(), and png::generator< pixel, pixel_generator, image_info_ref_holder, true >::write().

◆ set_height()

void png::image_info::set_height ( uint_32 height )

inline

References m_height.

Referenced by png::image< pixel, pixel_buffer_type >::resize(), png::io_base::set_height(), and png::streaming_base< pixel, image_info_ref_holder >::streaming_base().

◆ get_color_type()

color_type png::image_info::get_color_type ( ) const

inline

References m_color_type.

Referenced by png::io_base::get_color_type().

◆ set_color_type()

void png::image_info::set_color_type ( color_type color_space )

inline

References m_color_type.

Referenced by png::make_image_info(), and png::io_base::set_color_type().

◆ get_bit_depth()

int png::image_info::get_bit_depth ( ) const

inline

References m_bit_depth.

Referenced by png::io_base::get_bit_depth().

◆ set_bit_depth()

void png::image_info::set_bit_depth ( int bit_depth )

inline

References m_bit_depth.

Referenced by png::make_image_info(), and png::io_base::set_bit_depth().

◆ get_interlace_type()

interlace_type png::image_info::get_interlace_type ( ) const

inline

References m_interlace_type.

Referenced by png::io_base::get_interlace_type(), and png::image< pixel, pixel_buffer_type >::get_interlace_type().

◆ set_interlace_type()

void png::image_info::set_interlace_type ( interlace_type interlace )

inline

References m_interlace_type.

Referenced by png::io_base::set_interlace_type(), and png::image< pixel, pixel_buffer_type >::set_interlace_type().

◆ get_compression_type()

compression_type png::image_info::get_compression_type ( ) const

inline

References m_compression_type.

Referenced by png::io_base::get_compression_type(), and png::image< pixel, pixel_buffer_type >::get_compression_type().

◆ set_compression_type()

void png::image_info::set_compression_type ( compression_type compression )

inline

References m_compression_type.

Referenced by png::io_base::set_compression_type(), and png::image< pixel, pixel_buffer_type >::set_compression_type().

◆ get_filter_type()

filter_type png::image_info::get_filter_type ( ) const

inline

References m_filter_type.

Referenced by png::io_base::get_filter_type(), and png::image< pixel, pixel_buffer_type >::get_filter_type().

◆ set_filter_type()

void png::image_info::set_filter_type ( filter_type filter )

inline

References m_filter_type.

Referenced by png::io_base::set_filter_type(), and png::image< pixel, pixel_buffer_type >::set_filter_type().

◆ get_palette() [1/2]

palette const& png::image_info::get_palette ( ) const

inline

References m_palette.

Referenced by png::image< pixel, pixel_buffer_type >::get_palette().

◆ get_palette() [2/2]

palette& png::image_info::get_palette ( )

inline

References m_palette.

◆ set_palette()

void png::image_info::set_palette ( palette const & plte )

inline

References m_palette.

Referenced by png::image< pixel, pixel_buffer_type >::set_palette().

◆ drop_palette()

void png::image_info::drop_palette ( )

inline

Removes all entries from the palette.

References m_palette.

Referenced by png::detail::convert_color_space_impl< rgb_pixel >::handle_palette().

◆ get_tRNS() [1/2]

tRNS const& png::image_info::get_tRNS ( ) const

inline

References m_tRNS.

Referenced by png::image< pixel, pixel_buffer_type >::get_tRNS().

◆ get_tRNS() [2/2]

tRNS& png::image_info::get_tRNS ( )

inline

References m_tRNS.

◆ set_tRNS()

void png::image_info::set_tRNS ( tRNS const & trns )

inline

References m_tRNS.

Referenced by png::image< pixel, pixel_buffer_type >::set_tRNS().

◆ get_gamma()

double png::image_info::get_gamma ( ) const

inline

References m_gamma.

Referenced by png::image< pixel, pixel_buffer_type >::get_gamma().

◆ set_gamma()

void png::image_info::set_gamma ( double gamma )

inline

References m_gamma.

Referenced by png::image< pixel, pixel_buffer_type >::set_gamma().

Member Data Documentation

◆ m_width

uint_32 png::image_info::m_width

protected

Referenced by get_width(), png::info::read(), set_width(), and png::info::sync_ihdr().

◆ m_height

uint_32 png::image_info::m_height

protected

Referenced by get_height(), png::info::read(), set_height(), and png::info::sync_ihdr().

◆ m_bit_depth

int png::image_info::m_bit_depth

protected

Referenced by get_bit_depth(), png::info::read(), set_bit_depth(), and png::info::sync_ihdr().

◆ m_color_type

color_type png::image_info::m_color_type

protected

Referenced by get_color_type(), png::info::read(), set_color_type(), png::info::sync_ihdr(), and png::info::write().

◆ m_interlace_type

interlace_type png::image_info::m_interlace_type

protected

Referenced by get_interlace_type(), png::info::read(), set_interlace_type(), and png::info::sync_ihdr().

◆ m_compression_type

compression_type png::image_info::m_compression_type

protected

Referenced by get_compression_type(), png::info::read(), set_compression_type(), and png::info::sync_ihdr().

◆ m_filter_type

filter_type png::image_info::m_filter_type

protected

Referenced by get_filter_type(), png::info::read(), set_filter_type(), and png::info::sync_ihdr().

◆ m_palette

palette png::image_info::m_palette

protected

Referenced by drop_palette(), get_palette(), png::info::read(), set_palette(), and png::info::write().

◆ m_tRNS

tRNS png::image_info::m_tRNS

protected

Referenced by get_tRNS(), png::info::read(), set_tRNS(), and png::info::write().

◆ m_gamma

double png::image_info::m_gamma

protected

Referenced by get_gamma(), png::info::read(), set_gamma(), and png::info::write().

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

image_info.hpp