rbmp.c File Reference

#include <stdio.h>
#include <stdint.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <retro_inline.h>
#include <formats/image.h>
#include <formats/rbmp.h>

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Classes
struct	rbmp__context
struct	rbmp

Macros
#define	RBMP__BYTECAST(x)   ((unsigned char) ((x) & 255))
#define	RBMP_COMPUTE_Y(r, g, b)   ((unsigned char) ((((r) * 77) + ((g) * 150) + (29 * (b))) >> 8))

Functions
static INLINE unsigned char	rbmp__get8 (rbmp__context *s)
static void	rbmp__skip (rbmp__context *s, int n)
static int	rbmp__get16le (rbmp__context *s)
static uint32_t	rbmp__get32le (rbmp__context *s)
static unsigned char *	rbmp__convert_format (unsigned char *data, int img_n, int req_comp, unsigned int x, unsigned int y)
static int	rbmp__high_bit (unsigned int z)
static int	rbmp__bitcount (unsigned int a)
static int	rbmp__shiftsigned (int v, int shift, int bits)
static unsigned char *	rbmp__bmp_load (rbmp__context *s, unsigned *x, unsigned *y, int *comp, int req_comp)
static unsigned char *	rbmp_load_from_memory (unsigned char const *buffer, int len, unsigned *x, unsigned *y, int *comp, int req_comp)
static void	rbmp_convert_frame (uint32_t *frame, unsigned width, unsigned height)
int	rbmp_process_image (rbmp_t *rbmp, void **buf_data, size_t size, unsigned *width, unsigned *height)
bool	rbmp_set_buf_ptr (rbmp_t *rbmp, void *data)
void	rbmp_free (rbmp_t *rbmp)
rbmp_t *	rbmp_alloc (void)

Macro Definition Documentation

RBMP__BYTECAST

#define RBMP__BYTECAST

(

x

)

((unsigned char) ((x) & 255))

RBMP_COMPUTE_Y

#define RBMP_COMPUTE_Y	(		r,
			g,
			b
	)		((unsigned char) ((((r) * 77) + ((g) * 150) + (29 * (b))) >> 8))

Function Documentation

rbmp__bitcount()

static int rbmp__bitcount ( unsigned int  a )

static

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rbmp__bmp_load()

static unsigned char* rbmp__bmp_load ( rbmp__context *  s, unsigned *  x, unsigned *  y, int *  comp, int  req_comp  )

static

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rbmp__convert_format()

static unsigned char* rbmp__convert_format ( unsigned char *  data, int  img_n, int  req_comp, unsigned int  x, unsigned int  y  )

static

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rbmp__get16le()

static int rbmp__get16le ( rbmp__context *  s )

static

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rbmp__get32le()

static uint32_t rbmp__get32le ( rbmp__context *  s )

static

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rbmp__get8()

static INLINE unsigned char rbmp__get8 ( rbmp__context *  s )

static

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rbmp__high_bit()

static int rbmp__high_bit ( unsigned int  z )

static

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rbmp__shiftsigned()

static int rbmp__shiftsigned ( int  v, int  shift, int  bits  )

static

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rbmp__skip()

static void rbmp__skip ( rbmp__context *  s, int  n  )

static

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rbmp_alloc()

rbmp_t* rbmp_alloc

(

void

)

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rbmp_convert_frame()

static void rbmp_convert_frame ( uint32_t *  frame, unsigned  width, unsigned  height  )

static

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rbmp_free()

void rbmp_free

(

rbmp_t *

rbmp

)

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rbmp_load_from_memory()

static unsigned char* rbmp_load_from_memory ( unsigned char const *  buffer, int  len, unsigned *  x, unsigned *  y, int *  comp, int  req_comp  )

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rbmp_process_image()

int rbmp_process_image	(	rbmp_t *	rbmp,
		void **	buf_data,
		size_t	size,
		unsigned *	width,
		unsigned *	height
	)

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rbmp_set_buf_ptr()

bool rbmp_set_buf_ptr	(	rbmp_t *	rbmp,
		void *	data
	)

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