pngtrans.c File Reference

#include "pngpriv.h"

Go to the source code of this file.

Functions
void PNGAPI	png_set_bgr (png_structrp png_ptr)
void PNGAPI	png_set_swap (png_structrp png_ptr)
void PNGAPI	png_set_packing (png_structrp png_ptr)
void PNGAPI	png_set_packswap (png_structrp png_ptr)
void PNGAPI	png_set_shift (png_structrp png_ptr, png_const_color_8p true_bits)
int PNGAPI	png_set_interlace_handling (png_structrp png_ptr)
void PNGAPI	png_set_filler (png_structrp png_ptr, png_uint_32 filler, int filler_loc)
void PNGAPI	png_set_add_alpha (png_structrp png_ptr, png_uint_32 filler, int filler_loc)
void PNGAPI	png_set_swap_alpha (png_structrp png_ptr)
void PNGAPI	png_set_invert_alpha (png_structrp png_ptr)
void PNGAPI	png_set_invert_mono (png_structrp png_ptr)
void	png_do_invert (png_row_infop row_info, png_bytep row)
void	png_do_swap (png_row_infop row_info, png_bytep row)
void	png_do_packswap (png_row_infop row_info, png_bytep row)
void	png_do_strip_channel (png_row_infop row_info, png_bytep row, int at_start)
void	png_do_bgr (png_row_infop row_info, png_bytep row)
void	png_do_check_palette_indexes (png_structrp png_ptr, png_row_infop row_info)
void PNGAPI	png_set_user_transform_info (png_structrp png_ptr, png_voidp user_transform_ptr, int user_transform_depth, int user_transform_channels)
png_voidp PNGAPI	png_get_user_transform_ptr (png_const_structrp png_ptr)
png_uint_32 PNGAPI	png_get_current_row_number (png_const_structrp png_ptr)
png_byte PNGAPI	png_get_current_pass_number (png_const_structrp png_ptr)

Variables
static const png_byte	onebppswaptable [256]
static const png_byte	twobppswaptable [256]
static const png_byte	fourbppswaptable [256]

Function Documentation

png_do_bgr()

void png_do_bgr	(	png_row_infop	row_info,
		png_bytep	row )

png_do_check_palette_indexes()

void png_do_check_palette_indexes	(	png_structrp	png_ptr,
		png_row_infop	row_info )

png_do_invert()

void png_do_invert	(	png_row_infop	row_info,
		png_bytep	row )

png_do_packswap()

void png_do_packswap	(	png_row_infop	row_info,
		png_bytep	row )

png_do_strip_channel()

void png_do_strip_channel	(	png_row_infop	row_info,
		png_bytep	row,
		int	at_start )

png_do_swap()

void png_do_swap	(	png_row_infop	row_info,
		png_bytep	row )

png_get_current_pass_number()

png_byte PNGAPI png_get_current_pass_number

(

png_const_structrp

png_ptr

)

png_get_current_row_number()

png_uint_32 PNGAPI png_get_current_row_number

(

png_const_structrp

png_ptr

)

png_get_user_transform_ptr()

png_voidp PNGAPI png_get_user_transform_ptr

(

png_const_structrp

png_ptr

)

png_set_add_alpha()

void PNGAPI png_set_add_alpha	(	png_structrp	png_ptr,
		png_uint_32	filler,
		int	filler_loc )

png_set_bgr()

void PNGAPI png_set_bgr

(

png_structrp

png_ptr

)

png_set_filler()

void PNGAPI png_set_filler	(	png_structrp	png_ptr,
		png_uint_32	filler,
		int	filler_loc )

png_set_interlace_handling()

int PNGAPI png_set_interlace_handling

(

png_structrp

png_ptr

)

png_set_invert_alpha()

void PNGAPI png_set_invert_alpha

(

png_structrp

png_ptr

)

png_set_invert_mono()

void PNGAPI png_set_invert_mono

(

png_structrp

png_ptr

)

png_set_packing()

void PNGAPI png_set_packing

(

png_structrp

png_ptr

)

png_set_packswap()

void PNGAPI png_set_packswap

(

png_structrp

png_ptr

)

png_set_shift()

void PNGAPI png_set_shift	(	png_structrp	png_ptr,
		png_const_color_8p	true_bits )

png_set_swap()

void PNGAPI png_set_swap

(

png_structrp

png_ptr

)

png_set_swap_alpha()

void PNGAPI png_set_swap_alpha

(

png_structrp

png_ptr

)

png_set_user_transform_info()

void PNGAPI png_set_user_transform_info	(	png_structrp	png_ptr,
		png_voidp	user_transform_ptr,
		int	user_transform_depth,
		int	user_transform_channels )

Variable Documentation

fourbppswaptable

const png_byte fourbppswaptable[256]

static

onebppswaptable

const png_byte onebppswaptable[256]

static

twobppswaptable

const png_byte twobppswaptable[256]

static