pngtrans.c File Reference

#include "png.h"

Go to the source code of this file.

Defines
#define	PNG_INTERNAL
Functions
void PNGAPI	png_set_bgr (png_structp png_ptr)
void PNGAPI	png_set_swap (png_structp png_ptr)
void PNGAPI	png_set_packing (png_structp png_ptr)
void PNGAPI	png_set_packswap (png_structp png_ptr)
void PNGAPI	png_set_shift (png_structp png_ptr, png_color_8p true_bits)
int PNGAPI	png_set_interlace_handling (png_structp png_ptr)
void PNGAPI	png_set_filler (png_structp png_ptr, png_uint_32 filler, int filler_loc)
void PNGAPI	png_set_add_alpha (png_structp png_ptr, png_uint_32 filler, int filler_loc)
void PNGAPI	png_set_swap_alpha (png_structp png_ptr)
void PNGAPI	png_set_invert_alpha (png_structp png_ptr)
void PNGAPI	png_set_invert_mono (png_structp 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_filler (png_row_infop row_info, png_bytep row, png_uint_32 flags)
void	png_do_bgr (png_row_infop row_info, png_bytep row)
void PNGAPI	png_set_user_transform_info (png_structp png_ptr, png_voidp user_transform_ptr, int user_transform_depth, int user_transform_channels)
png_voidp PNGAPI	png_get_user_transform_ptr (png_structp png_ptr)
Variables
static PNG_CONST png_byte	onebppswaptable [256]
static PNG_CONST png_byte	twobppswaptable [256]
static PNG_CONST png_byte	fourbppswaptable [256]

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Define Documentation

#define PNG_INTERNAL

Definition at line 11 of file pngtrans.c.

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Function Documentation

void png_do_bgr	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 552 of file pngtrans.c.

References for(), i, if(), NULL, png_bytep, PNG_COLOR_MASK_COLOR, PNG_COLOR_TYPE_RGB, PNG_COLOR_TYPE_RGB_ALPHA, png_debug, and png_uint_32.

Referenced by png_do_read_transformations(), and png_do_write_transformations().

void png_do_invert	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 176 of file pngtrans.c.

References for(), i, NULL, png_bytep, PNG_COLOR_TYPE_GRAY, PNG_COLOR_TYPE_GRAY_ALPHA, png_debug, and png_uint_32.

Referenced by png_do_read_transformations(), and png_do_write_transformations().

void png_do_packswap	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 362 of file pngtrans.c.

References NULL, png_bytep, and png_debug.

Referenced by png_do_read_transformations(), and png_do_write_transformations().

void png_do_strip_filler	(	png_row_infop	row_info,
		png_bytep	row,
		png_uint_32	flags
	)

Definition at line 394 of file pngtrans.c.

References i, if(), NULL, png_bytep, PNG_COLOR_TYPE_GRAY, PNG_COLOR_TYPE_GRAY_ALPHA, PNG_COLOR_TYPE_RGB, PNG_COLOR_TYPE_RGB_ALPHA, png_debug, and png_uint_32.

Referenced by png_do_read_transformations(), and png_do_write_transformations().

void png_do_swap	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 231 of file pngtrans.c.

References i, NULL, png_bytep, png_debug, png_uint_32, and t.

Referenced by png_do_read_transformations(), and png_do_write_transformations().

png_voidp PNGAPI png_get_user_transform_ptr

(

png_structp

png_ptr

)

Definition at line 653 of file pngtrans.c.

References NULL.

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

Definition at line 132 of file pngtrans.c.

References NULL, png_debug, and png_set_filler().

void PNGAPI png_set_bgr

(

png_structp

png_ptr

)

Definition at line 18 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

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

Definition at line 99 of file pngtrans.c.

References NULL, PNG_COLOR_TYPE_GRAY, PNG_COLOR_TYPE_RGB, png_debug, and PNG_FILLER_AFTER.

Referenced by png2ASImage_int(), png_set_add_alpha(), and png_write_png().

int PNGAPI png_set_interlace_handling

(

png_structp

png_ptr

)

Definition at line 79 of file pngtrans.c.

References png_debug.

Referenced by png_read_image(), and png_write_image().

void PNGAPI png_set_invert_alpha

(

png_structp

png_ptr

)

Definition at line 157 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

void PNGAPI png_set_invert_mono

(

png_structp

png_ptr

)

Definition at line 167 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

void PNGAPI png_set_packing

(

png_structp

png_ptr

)

Definition at line 41 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png2ASImage_int(), png_read_png(), and png_write_png().

void PNGAPI png_set_packswap

(

png_structp

png_ptr

)

Definition at line 56 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

void PNGAPI png_set_shift	(	png_structp	png_ptr,
		png_color_8p	true_bits
	)

Definition at line 67 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

void PNGAPI png_set_swap

(

png_structp

png_ptr

)

Definition at line 29 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

void PNGAPI png_set_swap_alpha

(

png_structp

png_ptr

)

Definition at line 146 of file pngtrans.c.

References NULL, and png_debug.

Referenced by png_read_png(), and png_write_png().

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

Definition at line 630 of file pngtrans.c.

References NULL, png_debug, and png_warning().

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Variable Documentation

PNG_CONST png_byte fourbppswaptable[256] [static]

Definition at line 325 of file pngtrans.c.

PNG_CONST png_byte onebppswaptable[256] [static]

Definition at line 255 of file pngtrans.c.

PNG_CONST png_byte twobppswaptable[256] [static]

Definition at line 290 of file pngtrans.c.

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