#define EXTRA_NAME "@histogrameq."#include "loadbmp.h"
#define Point(x,y) lpPoints[(x)+(y)*nWidth]
void HistogramEq(){int x,y;BYTE *lpPoints=new BYTE[nWidth*nHeight];GetPoints(lpPoints);int r[256],s[256];ZeroMemory(r,1024);ZeroMemory(s,1024);for(y=0;y<nHeight;y++){for(x=0;x<nWidth;x++){r[Point(x,y)]++;}}s[0]=r[0];for(y=1;y<256;y++){s[y]=s[y-1];s[y]+=r[y];}for(y=0;y<nHeight;y++){for(x=0;x<nWidth;x++){Point(x,y)=s[Point(x,y)]*255/nWidth/nHeight;}}PutPoints(lpPoints);delete lpPoints;}
void main(int argc, char *argv[]){if(argc==2)FileName=argv[1];elsereturn;OpenFile();HistogramEq();SaveAs();}
#define Point(x,y) lpPoints[(x)+(y)*nWidth]
void HistogramEq(){int x,y;BYTE *lpPoints=new BYTE[nWidth*nHeight];GetPoints(lpPoints);int r[256],s[256];ZeroMemory(r,1024);ZeroMemory(s,1024);for(y=0;y<nHeight;y++){for(x=0;x<nWidth;x++){r[Point(x,y)]++;}}s[0]=r[0];for(y=1;y<256;y++){s[y]=s[y-1];s[y]+=r[y];}for(y=0;y<nHeight;y++){for(x=0;x<nWidth;x++){Point(x,y)=s[Point(x,y)]*255/nWidth/nHeight;}}PutPoints(lpPoints);delete lpPoints;}
void main(int argc, char *argv[]){if(argc==2)FileName=argv[1];elsereturn;OpenFile();HistogramEq();SaveAs();}
