png::io_base Class Reference

Base class for PNG reader/writer classes. More...

#include <io_base.hpp>

Inheritance diagram for png::io_base:

List of all members.

Public Member Functions
	io_base (png_struct *png)
	~io_base ()
png_struct *	get_png_struct () const
info &	get_info ()
info const &	get_info () const
image_info const &	get_image_info () const
void	set_image_info (image_info const &info)
end_info &	get_end_info ()
end_info const &	get_end_info () const
size_t	get_width () const
void	set_width (size_t width)
size_t	get_height () const
void	set_height (size_t height)
color_type	get_color_type () const
void	set_color_type (color_type color_space)
size_t	get_bit_depth () const
void	set_bit_depth (size_t 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)
bool	has_chunk (chunk id)
void	set_gray_1_2_4_to_8 () const
void	set_palette_to_rgb () const
void	set_tRNS_to_alpha () const
void	set_bgr () const
void	set_gray_to_rgb () const
void	set_rgb_to_gray (rgb_to_gray_error_action error_action=rgb_to_gray_silent, double red_weight=-1.0, double green_weight=-1.0) const
void	set_rgb_to_gray (rgb_to_gray_error_action error_action=rgb_to_gray_silent, fixed_point red_weight=-1, fixed_point green_weight=-1) const
void	set_strip_alpha () const
void	set_swap_alpha () const
void	set_invert_alpha () const
void	set_filler (uint_32 filler, filler_type type) const
void	set_add_alpha (uint_32 filler, filler_type type) const
void	set_swap () const
void	set_packing () const
void	set_packswap () const
void	set_shift (byte red_bits, byte green_bits, byte blue_bits, byte alpha_bits=0) const
void	set_shift (byte gray_bits, byte alpha_bits=0) const
int	set_interlace_handling () const
void	set_invert_mono () const
void	set_strip_16 () const
void	set_read_user_transform (png_user_transform_ptr transform_fn)
void	set_user_transform_info (void *info, int bit_depth, int channels)
Protected Member Functions
void *	get_io_ptr () const
void	set_error (char const *message)
void	reset_error ()
bool	is_error () const
void	raise_error ()
Static Protected Member Functions
static void	raise_error (png_struct *png, char const *message)
Protected Attributes
png_struct *	m_png
info	m_info
end_info	m_end_info
std::string	m_error

---

Detailed Description

Base class for PNG reader/writer classes.

See also:

reader, writer

---

Constructor & Destructor Documentation

png::io_base::io_base

(

png_struct *

png

)

[inline, explicit]

png::io_base::~io_base

(

)

[inline]

---

Member Function Documentation

png_struct* png::io_base::get_png_struct

(

)

const [inline]

info& png::io_base::get_info

(

)

[inline]

info const& png::io_base::get_info

(

)

const [inline]

image_info const& png::io_base::get_image_info

(

)

const [inline]

void png::io_base::set_image_info

(

image_info const &

info

)

[inline]

end_info& png::io_base::get_end_info

(

)

[inline]

end_info const& png::io_base::get_end_info

(

)

const [inline]

size_t png::io_base::get_width

(

)

const [inline]

void png::io_base::set_width

(

size_t

width

)

[inline]

size_t png::io_base::get_height

(

)

const [inline]

void png::io_base::set_height

(

size_t

height

)

[inline]

color_type png::io_base::get_color_type

(

)

const [inline]

void png::io_base::set_color_type

(

color_type

color_space

)

[inline]

size_t png::io_base::get_bit_depth

(

)

const [inline]

void png::io_base::set_bit_depth

(

size_t

bit_depth

)

[inline]

interlace_type png::io_base::get_interlace_type

(

)

const [inline]

void png::io_base::set_interlace_type

(

interlace_type

interlace

)

[inline]

compression_type png::io_base::get_compression_type

(

)

const [inline]

void png::io_base::set_compression_type

(

compression_type

compression

)

[inline]

filter_type png::io_base::get_filter_type

(

)

const [inline]

void png::io_base::set_filter_type

(

filter_type

filter

)

[inline]

bool png::io_base::has_chunk

(

chunk

id

)

[inline]

void png::io_base::set_gray_1_2_4_to_8

(

)

const [inline]

void png::io_base::set_palette_to_rgb

(

)

const [inline]

void png::io_base::set_tRNS_to_alpha

(

)

const [inline]

void png::io_base::set_bgr

(

)

const [inline]

void png::io_base::set_gray_to_rgb

(

)

const [inline]

void png::io_base::set_rgb_to_gray	(	rgb_to_gray_error_action	error_action = rgb_to_gray_silent,
		double	red_weight = -1.0,
		double	green_weight = -1.0
	)			const [inline]

void png::io_base::set_rgb_to_gray	(	rgb_to_gray_error_action	error_action = rgb_to_gray_silent,
		fixed_point	red_weight = -1,
		fixed_point	green_weight = -1
	)			const [inline]

void png::io_base::set_strip_alpha

(

)

const [inline]

void png::io_base::set_swap_alpha

(

)

const [inline]

void png::io_base::set_invert_alpha

(

)

const [inline]

void png::io_base::set_filler	(	uint_32	filler,
		filler_type	type
	)			const [inline]

void png::io_base::set_add_alpha	(	uint_32	filler,
		filler_type	type
	)			const [inline]

void png::io_base::set_swap

(

)

const [inline]

void png::io_base::set_packing

(

)

const [inline]

void png::io_base::set_packswap

(

)

const [inline]

void png::io_base::set_shift	(	byte	red_bits,
		byte	green_bits,
		byte	blue_bits,
		byte	alpha_bits = 0
	)			const [inline]

void png::io_base::set_shift	(	byte	gray_bits,
		byte	alpha_bits = 0
	)			const [inline]

int png::io_base::set_interlace_handling

(

)

const [inline]

void png::io_base::set_invert_mono

(

)

const [inline]

void png::io_base::set_strip_16

(

)

const [inline]

void png::io_base::set_read_user_transform

(

png_user_transform_ptr

transform_fn

)

[inline]

void png::io_base::set_user_transform_info	(	void *	info,
		int	bit_depth,
		int	channels
	)			[inline]

void* png::io_base::get_io_ptr

(

)

const [inline, protected]

void png::io_base::set_error

(

char const *

message

)

[inline, protected]

void png::io_base::reset_error

(

)

[inline, protected]

bool png::io_base::is_error

(

)

const [inline, protected]

void png::io_base::raise_error

(

)

[inline, protected]

static void png::io_base::raise_error	(	png_struct *	png,
		char const *	message
	)			[inline, static, protected]

---

Member Data Documentation

png_struct* png::io_base::m_png [protected]

info png::io_base::m_info [protected]

end_info png::io_base::m_end_info [protected]

std::string png::io_base::m_error [protected]

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

• io_base.hpp

---