png::image_info Class Reference

Holds information about PNG image. More...

#include <image_info.hpp>

Inheritance diagram for png::image_info:

Collaboration 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...
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 ()
tRNS const &	get_tRNS () const
tRNS &	get_tRNS ()
size_t	get_width () const
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)

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
interlace_type	m_interlace_type
palette	m_palette
tRNS	m_tRNS
uint_32	m_width

Detailed Description

Holds information about PNG image.

See Also

image, generator, consumer

Constructor & Destructor Documentation

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

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().

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size_t png::image_info::get_bit_depth ( ) const

inline

References m_bit_depth.

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

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color_type png::image_info::get_color_type ( ) const

inline

References m_color_type.

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

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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 >::get_compression_type().

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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 >::get_filter_type().

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size_t png::image_info::get_height ( ) const

inline

References 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

inline

References 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

inline

References m_palette.

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

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palette& png::image_info::get_palette ( )

inline

References m_palette.

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

inline

References m_tRNS.

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

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tRNS& png::image_info::get_tRNS ( )

inline

References m_tRNS.

size_t png::image_info::get_width ( ) const

inline

References m_width.

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

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

inline

References 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 )

inline

References 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 )

inline

References 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 )

inline

References 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 )

inline

References 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 )

inline

References 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 )

inline

References m_palette.

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

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

inline

References m_tRNS.

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

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

inline

References 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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Member Data Documentation

size_t png::image_info::m_bit_depth

protected

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

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().

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().

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().

uint_32 png::image_info::m_height

protected

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

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().

palette png::image_info::m_palette

protected

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

tRNS png::image_info::m_tRNS

protected

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

uint_32 png::image_info::m_width

protected

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

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

• /usr/include/png++/image_info.hpp