pngwtran.c File Reference

#include "png.h"

Go to the source code of this file.

Defines
#define	PNG_INTERNAL
Functions
void	png_do_write_transformations (png_structp png_ptr)
void	png_do_pack (png_row_infop row_info, png_bytep row, png_uint_32 bit_depth)
void	png_do_shift (png_row_infop row_info, png_bytep row, png_color_8p bit_depth)
void	png_do_write_swap_alpha (png_row_infop row_info, png_bytep row)
void	png_do_write_invert_alpha (png_row_infop row_info, png_bytep row)
void	png_do_write_intrapixel (png_row_infop row_info, png_bytep row)

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Define Documentation

#define PNG_INTERNAL

Definition at line 11 of file pngwtran.c.

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Function Documentation

void png_do_pack	(	png_row_infop	row_info,
		png_bytep	row,
		png_uint_32	bit_depth
	)

Definition at line 87 of file pngwtran.c.

References i, mask, NULL, png_bytep, png_debug, png_uint_32, value, x03, and x80.

Referenced by png_do_write_transformations().

void png_do_shift	(	png_row_infop	row_info,
		png_bytep	row,
		png_color_8p	bit_depth
	)

Definition at line 213 of file pngwtran.c.

References if(), NULL, PNG_COLOR_MASK_COLOR, PNG_COLOR_TYPE_PALETTE, and png_debug.

Referenced by png_do_write_transformations().

void png_do_write_intrapixel	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 515 of file pngwtran.c.

References blue, for(), if(), NULL, png_bytep, PNG_COLOR_MASK_COLOR, PNG_COLOR_TYPE_RGB, PNG_COLOR_TYPE_RGB_ALPHA, png_debug, png_uint_32, red, s1, and s2.

Referenced by png_write_row().

void png_do_write_invert_alpha	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 425 of file pngwtran.c.

References for(), if(), NULL, png_bytep, PNG_COLOR_TYPE_GRAY_ALPHA, PNG_COLOR_TYPE_RGB_ALPHA, png_debug, and png_uint_32.

Referenced by png_do_write_transformations().

void png_do_write_swap_alpha	(	png_row_infop	row_info,
		png_bytep	row
	)

Definition at line 337 of file pngwtran.c.

References for(), if(), NULL, png_bytep, PNG_COLOR_TYPE_GRAY_ALPHA, PNG_COLOR_TYPE_RGB_ALPHA, png_debug, and png_uint_32.

Referenced by png_do_write_transformations().

void png_do_write_transformations

(

png_structp

png_ptr

)

Definition at line 19 of file pngwtran.c.

References NULL, png_debug, png_do_bgr(), png_do_invert(), png_do_pack(), png_do_packswap(), png_do_shift(), png_do_strip_filler(), png_do_swap(), png_do_write_invert_alpha(), png_do_write_swap_alpha(), and png_uint_32.

Referenced by png_write_row().

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