Efros-Leung: inc/auxiliary.h Source File

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00001 #pragma once
00002 
00003 #include "io_png.h"
00004 #include "mt.h"
00005 
00006 /*----------------------------------------------------------------------------*/
00007 /* Structures definition */
00008 /*----------------------------------------------------------------------------*/
00009 
00010 typedef struct cimage
00011 {
00012   int nrow;        /* Number of rows (dy) */
00013   int ncol;        /* Number of columns (dx) */
00014   int nchannels;        /* Number of channels */
00015 
00016   unsigned char *red;     /* The red level plane (may be NULL) */
00017   unsigned char *green;   /* The green level plane (may be NULL) */
00018   unsigned char *blue;    /* The blue level plane (may be NULL) */
00019 } * Cimage;
00020 
00021 typedef struct gimage
00022 {
00023   int nrow;        /* Number of rows (dy) */
00024   int ncol;        /* Number of columns (dx) */
00025   int nchannels;        /* Number of channels */
00026 
00027   unsigned char *val;     /* The graylevel plane (may be NULL) */
00028 } * Gimage;
00029 
00030 typedef struct pixel
00031 {
00032   int x;
00033   int y;
00034   int nbneighbs;
00035 } * Pixel;
00036 
00037 typedef struct cand_dist
00038 {
00039   float dist;
00040   long int patch;
00041 
00042 } * Cand_dist;
00043 
00044 
00045 void error(char * msg);
00046 void write_png_image(Cimage v, char * filename);
00047 void write_png_image_gray(Gimage image, char * filename);
00048 void delete_Cimage(Cimage v);
00049 void delete_Gimage(Gimage v);
00050 void print_algo_info( char *in_file_name, int nrows, int ncols, int nchannels, int t, float tolerance, int out_sz);
00051 
00052 Cimage new_Cimage(int nrow, int ncol);
00053 Gimage new_Gimage(int nrow, int ncol);
00054 Cimage create_image_map(int nrow, int ncol);
00055 Cimage crop_image( Cimage v, int out_img_sz );
00056 Gimage crop_image_gray( Gimage v, int out_img_sz );
00057 Cimage add_border( Cimage v, int t );
00058 Gimage add_border_gray( Gimage v, int t );
00059 Cimage create_mask ( int nrow, int ncol, int t );
00060 Gimage create_mask_gray( int nrow, int ncol, int t );
00061 int is_grayscale(Cimage image, long num_pixels);
00062 Cimage load_png_image(char *filename);