src/rcrt/textures/pngHelper.hxx File Reference

#include <png.h>
#include <cstdio>
#include <iostream>
#include <fstream>

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Defines
#define	PNG_BYTES_TO_CHECK   8
	I/O Helper Methods that provide a more convenient interface between the libpng I/O and a general purpose image buffer repreentation.
Functions
int	check_if_png (const char *file_name, FILE **fp)
void	read_png (const char *file_name, unsigned char *&buffer, int &width, int &height, int &channels, int &bit_depth, int &color_type, bool flip_vert)
void	write_png (const char *file_name, unsigned char *buffer, int width, int height, int channels, int bit_depth, png_uint_32 color_type, bool flip_vert)

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Define Documentation

#define PNG_BYTES_TO_CHECK   8

I/O Helper Methods that provide a more convenient interface between the libpng I/O and a general purpose image buffer repreentation.

by Christian Theobalt 2005

Definition at line 16 of file pngHelper.hxx.

Referenced by check_if_png().

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Function Documentation

int check_if_png	(	const char *	file_name,
		FILE **	fp
	)

Definition at line 21 of file pngHelper.hxx.

References PNG_BYTES_TO_CHECK.

Referenced by read_png().

void read_png	(	const char *	file_name,
		unsigned char *&	buffer,
		int &	width,
		int &	height,
		int &	channels,
		int &	bit_depth,
		int &	color_type,
		bool	flip_vert
	)

Definition at line 41 of file pngHelper.hxx.

References check_if_png().

Referenced by rcrt::Image::ReadPNG().

void write_png	(	const char *	file_name,
		unsigned char *	buffer,
		int	width,
		int	height,
		int	channels,
		int	bit_depth,
		png_uint_32	color_type,
		bool	flip_vert
	)

Definition at line 173 of file pngHelper.hxx.

Referenced by rcrt::Image::WritePNG().

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