fbv.h

#ifndef __FBV_H__
#define __FBV_H__

#define FH_ERROR_OK     0
#define FH_ERROR_FILE   1	/* read/access error */
#define FH_ERROR_FORMAT 2	/* file format error */

int fb_display(unsigned char *rgbbuff, unsigned char * alpha,
               unsigned int x_size, unsigned int y_size,
               unsigned int x_pan, unsigned int y_pan,
               unsigned int x_offs, unsigned int y_offs);
int getCurrentRes(int *x, int *y);
void vt_setup();

#ifdef FBV_SUPPORT_BMP
int fh_bmp_id(char *name);
int fh_bmp_load(char *name, unsigned char *buffer, unsigned char **alpha, int x,int y);
int fh_bmp_getsize(char *name, int *x, int *y);
#endif

#ifdef FBV_SUPPORT_JPEG
int fh_jpeg_id(char *name);
int fh_jpeg_load(char *name, unsigned char *buffer, unsigned char **alpha, int x,int y);
int fh_jpeg_getsize(char *name, int *x, int *y);
#endif

#ifdef FBV_SUPPORT_PNG
int fh_png_id(char *name);
int fh_png_load(char *name, unsigned char *buffer, unsigned char **alpha, int x,int y);
int fh_png_getsize(char *name, int *x, int *y);
#endif

struct image
{
	int width, height;
	unsigned char *rgb;
	unsigned char *alpha;
	int do_free;
};

#ifndef min
#define min(a,b) ((a) < (b) ? (a) : (b))
#endif
#ifndef max
#define max(a,b) ((a) > (b) ? (a) : (b))
#endif

unsigned char * simple_resize(unsigned char * orgin,int ox,int oy,int dx,int dy);
unsigned char * alpha_resize(unsigned char * alpha,int ox,int oy,int dx,int dy);
unsigned char * color_average_resize(unsigned char * orgin,int ox,int oy,int dx,int dy);
unsigned char * rotate(unsigned char *i, int ox, int oy, int rot);
unsigned char * alpha_rotate(unsigned char *i, int ox, int oy, int rot);

#endif