Holds information about PNG image. More...

#include <info.hpp>

Inheritance diagram for png::info:

Collaboration diagram for png::info:

Public Member Functions
	info (io_base &io, png_struct *png)

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

size_t	get_bit_depth () const

color_type	get_color_type () const

compression_type	get_compression_type () const

filter_type	get_filter_type () const

size_t	get_height () const

interlace_type	get_interlace_type () const

palette const &	get_palette () const

palette &	get_palette ()

png_info *	get_png_info () const

png_info **	get_png_info_ptr ()

tRNS const &	get_tRNS () const

tRNS &	get_tRNS ()

size_t	get_width () const

void	read ()

void	set_bit_depth (size_t bit_depth)

void	set_color_type (color_type color_space)

void	set_compression_type (compression_type compression)

void	set_filter_type (filter_type filter)

void	set_height (size_t height)

void	set_interlace_type (interlace_type interlace)

void	set_palette (palette const &plte)

void	set_tRNS (tRNS const &trns)

void	set_width (size_t width)

void	update ()

void	write () const

Protected Member Functions
void	sync_ihdr (void) const

Protected Attributes
size_t	m_bit_depth

color_type	m_color_type

compression_type	m_compression_type

filter_type	m_filter_type

uint_32	m_height

png_info *	m_info

interlace_type	m_interlace_type

io_base &	m_io

palette	m_palette

png_struct *	m_png

tRNS	m_tRNS

uint_32	m_width

Detailed Description

Holds information about PNG image.

Adapter class for IO image operations.

Constructor & Destructor Documentation

png::info::info	(	io_base &	io,
		png_struct *	png
	)

inline

Member Function Documentation

void png::image_info::drop_palette ( )

inlineinherited

Removes all entries from the palette.

References png::image_info::m_palette.

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

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size_t png::image_info::get_bit_depth ( ) const

inlineinherited

References png::image_info::m_bit_depth.

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

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color_type png::image_info::get_color_type ( ) const

inlineinherited

References png::image_info::m_color_type.

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

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compression_type png::image_info::get_compression_type ( ) const

inlineinherited

References png::image_info::m_compression_type.

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

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filter_type png::image_info::get_filter_type ( ) const

inlineinherited

References png::image_info::m_filter_type.

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

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size_t png::image_info::get_height ( ) const

inlineinherited

References png::image_info::m_height.

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

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interlace_type png::image_info::get_interlace_type ( ) const

inlineinherited

References png::image_info::m_interlace_type.

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

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

inlineinherited

References png::image_info::m_palette.

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

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palette& png::image_info::get_palette ( )

inlineinherited

References png::image_info::m_palette.

png_info* png::info_base::get_png_info ( ) const

inlineinherited

References png::info_base::m_info.

Referenced by png::io_base::has_chunk(), png::reader< istream >::read_png(), png::writer< ostream >::write_png(), and png::io_base::~io_base().

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png_info** png::info_base::get_png_info_ptr ( )

inlineinherited

References png::info_base::m_info.

Referenced by png::reader< istream >::~reader(), and png::writer< ostream >::~writer().

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

inlineinherited

References png::image_info::m_tRNS.

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

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tRNS& png::image_info::get_tRNS ( )

inlineinherited

References png::image_info::m_tRNS.

size_t png::image_info::get_width ( ) const

inlineinherited

References png::image_info::m_width.

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

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void png::info::read ( )

inline

References png::chunk_PLTE, png::chunk_tRNS, png::color_type_palette, png::image_info::m_bit_depth, png::image_info::m_color_type, png::image_info::m_compression_type, png::image_info::m_filter_type, png::image_info::m_height, png::info_base::m_info, png::image_info::m_interlace_type, png::image_info::m_palette, png::info_base::m_png, png::image_info::m_tRNS, and png::image_info::m_width.

Referenced by png::reader< istream >::read_info().

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

inlineinherited

References png::image_info::m_bit_depth.

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

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

inlineinherited

References png::image_info::m_color_type.

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

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

inlineinherited

References png::image_info::m_compression_type.

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

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

inlineinherited

References png::image_info::m_filter_type.

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

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

inlineinherited

References png::image_info::m_height.

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

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

inlineinherited

References png::image_info::m_interlace_type.

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

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

inlineinherited

References png::image_info::m_palette.

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

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

inlineinherited

References png::image_info::m_tRNS.

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

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

inlineinherited

References png::image_info::m_width.

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

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void png::info::sync_ihdr ( void ) const

inlineprotected

References png::image_info::m_bit_depth, png::image_info::m_color_type, png::image_info::m_compression_type, png::image_info::m_filter_type, png::image_info::m_height, png::info_base::m_info, png::image_info::m_interlace_type, png::info_base::m_png, and png::image_info::m_width.

Referenced by update(), and write().

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void png::info::update ( )

inline

References png::info_base::m_info, png::info_base::m_png, and sync_ihdr().

Referenced by png::reader< istream >::update_info().

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void png::info::write ( ) const

inline

References png::color_type_palette, png::image_info::m_color_type, png::info_base::m_info, png::image_info::m_palette, png::info_base::m_png, png::image_info::m_tRNS, and sync_ihdr().

Referenced by png::writer< ostream >::write_info().

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Member Data Documentation

size_t png::image_info::m_bit_depth

protectedinherited

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

color_type png::image_info::m_color_type

protectedinherited

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

compression_type png::image_info::m_compression_type

protectedinherited

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

filter_type png::image_info::m_filter_type

protectedinherited

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

uint_32 png::image_info::m_height

protectedinherited

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

png_info* png::info_base::m_info

protectedinherited

Referenced by png::end_info::destroy(), png::info_base::get_png_info(), png::info_base::get_png_info_ptr(), read(), png::end_info::read(), sync_ihdr(), update(), png::end_info::write(), and write().

interlace_type png::image_info::m_interlace_type

protectedinherited

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

io_base& png::info_base::m_io

protectedinherited

palette png::image_info::m_palette

protectedinherited

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

png_struct* png::info_base::m_png

protectedinherited

Referenced by png::end_info::destroy(), read(), png::end_info::read(), sync_ihdr(), update(), png::end_info::write(), and write().

tRNS png::image_info::m_tRNS

protectedinherited

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

uint_32 png::image_info::m_width

protectedinherited

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

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

/usr/include/png++/info.hpp

Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation