pre_process.cpp

数字摄影测量相关算法编程,在VC环境下实现影像特征点提取.

#include "stdafx.h"
#include "Pre_process.h"
#include "GaMatch.h"
#include "GaMatchDoc.h"
#include "GaMatchView.h"
#include "MainFrm.h"
#include "ChildFrm.h"
#include "dibapi.h"
//#include <math.h>
         /* Length of filters */

//float h[DD]={(float)0.341506351,(float)0.591506350,(float)0.158493649,(float)(-0.091506350)};
//float g[DD]={(float)(-0.091506350),(float)(-0.1584936490),(float)0.591506350,(float)(-0.341506351)};

Pre_process::Pre_process()
{
    dwXs=dwYs=dwXsize=dwYsize=0;
    fpImg=NULL;
    hDIB=NULL;
    hDIBF=NULL;
	nn=0;
}

Pre_process::~Pre_process()
{
  ::GlobalUnlock((HGLOBAL) hDIBF);
  ::GlobalFree((HGLOBAL) hDIBF);
  hDIBF=NULL;
  fpImg=NULL;
}

BOOL Pre_process::creat(HDIB hDIB)
{
     LPSTR pDIBO;
	
	 pDIBO=(LPSTR) ::GlobalLock((HGLOBAL)hDIB);
	 dwYsize=DIBHeight(pDIBO);
	 dwXsize=DIBWidth(pDIBO);
     
	 ::GlobalUnlock((HGLOBAL)hDIB);
	
	 if(!(::MyDIBToFLOAT(hDIB,hDIBF,nn)))return FALSE;
	 return TRUE;
}

BOOL Pre_process:: GetShowDib(HDIB hDIB)
{
  if(!(::MyDIBFromFLOAT(hDIB,hDIBF)))return FALSE;
  return TRUE;
}