rpng_encode.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <encodings/crc32.h>
#include <streams/file_stream.h>
#include <streams/trans_stream.h>
#include "rpng_internal.h"

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Macros
#define	GOTO_END_ERROR()

Functions
static void	dword_write_be (uint8_t *buf, uint32_t val)
static bool	png_write_crc (RFILE *file, const uint8_t *data, size_t size)
static bool	png_write_ihdr (RFILE *file, const struct png_ihdr *ihdr)
static bool	png_write_idat (RFILE *file, const uint8_t *data, size_t size)
static bool	png_write_iend (RFILE *file)
static void	copy_argb_line (uint8_t *dst, const uint32_t *src, unsigned width)
static void	copy_bgr24_line (uint8_t *dst, const uint8_t *src, unsigned width)
static unsigned	count_sad (const uint8_t *data, size_t size)
static unsigned	filter_up (uint8_t *target, const uint8_t *line, const uint8_t *prev, unsigned width, unsigned bpp)
static unsigned	filter_sub (uint8_t *target, const uint8_t *line, unsigned width, unsigned bpp)
static unsigned	filter_avg (uint8_t *target, const uint8_t *line, const uint8_t *prev, unsigned width, unsigned bpp)
static unsigned	filter_paeth (uint8_t *target, const uint8_t *line, const uint8_t *prev, unsigned width, unsigned bpp)
static bool	rpng_save_image (const char *path, const uint8_t *data, unsigned width, unsigned height, unsigned pitch, unsigned bpp)
bool	rpng_save_image_argb (const char *path, const uint32_t *data, unsigned width, unsigned height, unsigned pitch)
bool	rpng_save_image_bgr24 (const char *path, const uint8_t *data, unsigned width, unsigned height, unsigned pitch)

Macro Definition Documentation

GOTO_END_ERROR

#define GOTO_END_ERROR

(

)

Value:

do { \
   fprintf(stderr, "[RPNG]: Error in line %d.\n", __LINE__); \
   ret = false; \
   goto end; \
} while(0)

Function Documentation

copy_argb_line()

static void copy_argb_line ( uint8_t *  dst, const uint32_t *  src, unsigned  width  )

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copy_bgr24_line()

static void copy_bgr24_line ( uint8_t *  dst, const uint8_t *  src, unsigned  width  )

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count_sad()

static unsigned count_sad ( const uint8_t *  data, size_t  size  )

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dword_write_be()

static void dword_write_be ( uint8_t *  buf, uint32_t  val  )

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filter_avg()

static unsigned filter_avg ( uint8_t *  target, const uint8_t *  line, const uint8_t *  prev, unsigned  width, unsigned  bpp  )

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filter_paeth()

static unsigned filter_paeth ( uint8_t *  target, const uint8_t *  line, const uint8_t *  prev, unsigned  width, unsigned  bpp  )

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filter_sub()

static unsigned filter_sub ( uint8_t *  target, const uint8_t *  line, unsigned  width, unsigned  bpp  )

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filter_up()

static unsigned filter_up ( uint8_t *  target, const uint8_t *  line, const uint8_t *  prev, unsigned  width, unsigned  bpp  )

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png_write_crc()

static bool png_write_crc ( RFILE *  file, const uint8_t *  data, size_t  size  )

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png_write_idat()

static bool png_write_idat ( RFILE *  file, const uint8_t *  data, size_t  size  )

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png_write_iend()

static bool png_write_iend ( RFILE *  file )

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png_write_ihdr()

static bool png_write_ihdr ( RFILE *  file, const struct png_ihdr *  ihdr  )

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rpng_save_image()

static bool rpng_save_image ( const char *  path, const uint8_t *  data, unsigned  width, unsigned  height, unsigned  pitch, unsigned  bpp  )

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rpng_save_image_argb()

bool rpng_save_image_argb	(	const char *	path,
		const uint32_t *	data,
		unsigned	width,
		unsigned	height,
		unsigned	pitch
	)

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rpng_save_image_bgr24()

bool rpng_save_image_bgr24	(	const char *	path,
		const uint8_t *	data,
		unsigned	width,
		unsigned	height,
		unsigned	pitch
	)

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