20190710记录2：插值图像拼接融合记录

其他 2019-07-10 17:54:50 阅读次数: 0

6、对图像拼接边界进行过渡处理。向内收进去25像素的圈，两图各占50%。

// Imagejoint.cpp : 定义控制台应用程序的入口点。
//
#include "stdafx.h"
#include "Imagejoint.h"
#include <afxwin.h> 
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
#include <atlimage.h>//CImage类
#include <locale.h>
#include "math.h"
using namespace std;
//双三次插值系数
double fs(double w)
{    
        double a=-0.5;
        double fs;
        if (abs(w)<=1)
            fs=(a+2)*pow(abs(w),3)-(a+3)*pow(abs(w),2)+1;
        else if (abs(w)>1&&abs(w)<=2)
            fs=a*pow(abs(w),3)-5*a*pow(abs(w),2)+8*a*abs(w)-4*a;
        else
            fs=0;
        return fs;
}

HRESULT Imagejoint(PBYTE pbSrc1,PBYTE pbSrc2,int iWidth,int iHeight,double dbZoom,PBYTE pbFinal);

int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{

    int nRetCode = 0;//表示整数类型的函数返回码。n表示整数类型,Ret是Return的缩写,表示返回值,Code表示代码。
    setlocale(LC_ALL,"chs");
    HMODULE hModule = ::GetModuleHandle(NULL);

    if (hModule != NULL)
    {

        HRESULT hResult1,hResult2;
        //初始化一些变量
        int        iWidth,iHeight,iBytePerPixel,iPitch;
        int        x,y;
        PBYTE    pbSrc1=NULL,pbSrc2=NULL,pbFinal=NULL;//源图、目标图
        PBYTE    pbImage=NULL;//load图像后存在这
        PDWORD    pdwImage=NULL;//用于保存图像
        double    dbZoom=1.25;

        for(dbZoom=1.25;dbZoom<=2.25;dbZoom+=0.25)
        {
            CImage cImage_far;
            CImage cImage_near;
    
            CString str = "far-frame1.bmp";
            CString str2 = "near-frame1.bmp";
            LPCTSTR filename1 = (LPCTSTR)str;
            LPCTSTR filename2 = (LPCTSTR)str2;
  
            if (!AfxWinInit(hModule, NULL, ::GetCommandLine(), 0))
            {
                // TODO: change error code to suit your needs
                _tprintf(_T("Fatal Error: MFC initialization failed\n"));
                nRetCode = 1;
                
            }
            //Load 图像到cImage对象中
            hResult1=cImage_far.Load(filename1);
            hResult2=cImage_near.Load(filename2);
            if(hResult1!=ERROR_SUCCESS||hResult2!=ERROR_SUCCESS)
            {
                _tprintf(_T("源图像文件名错误！\n"));
                nRetCode= -3;
              
            }
            
            iWidth=cImage_far.GetWidth();
            iHeight=cImage_far.GetHeight();
            //分配源图内存
            pbSrc1 = (PBYTE)malloc(iWidth*iHeight);
            pbSrc2 = (PBYTE)malloc(iWidth*iHeight);
            //分配目标图内存
            pbFinal = (PBYTE)malloc(1280*1024);
            if(pbSrc1==NULL||pbSrc2==NULL || pbFinal==NULL )
            {
                _tprintf(_T("内存申请错误！\n"));
                nRetCode= -4;
               
            }
            //cImage数据存到pbImage，后再转换为源灰度图pbSrc
            iPitch=cImage_far.GetPitch();
            iBytePerPixel=(cImage_far.GetBPP()+7)/8;
            if(iBytePerPixel==3)
            {
                for(y=0;y<iHeight;y++)
                {   //load的图像数据放到pbImage
                    pbImage=(PBYTE)(PBYTE(cImage_far.GetBits())+iPitch*y);//得到的是图像初始像素地址
                    for(x=0;x<iWidth;x++)
                    {
                        //pbImage转换为灰度图pbSrc
                        pbSrc1[y*iWidth+x]=(pbImage[3*x]*0.15+pbImage[3*x+1]*0.55+pbImage[3*x+2]*0.3);
                    }
                }
            }
            cImage_far.Destroy();

            iPitch=cImage_near.GetPitch();
            iBytePerPixel=(cImage_near.GetBPP()+7)/8;
            if(iBytePerPixel==3)
            {
                for(y=0;y<iHeight;y++)
                {   //load的图像数据放到pbImage
                    pbImage=(PBYTE)(PBYTE(cImage_near.GetBits())+iPitch*y);//得到的是图像初始像素地址
                    for(x=0;x<iWidth;x++)
                    {
                        //pbImage转换为灰度图pbSrc
                        pbSrc2[y*iWidth+x]=(pbImage[3*x]*0.15+pbImage[3*x+1]*0.55+pbImage[3*x+2]*0.3);
                    }
                }
            }
            cImage_near.Destroy();

            //执行操作
            hResult1=Imagejoint(pbSrc1,pbSrc2,iWidth,iHeight,dbZoom,pbFinal);
            if(hResult1!=ERROR_SUCCESS)
            {
                _tprintf(_T("图像处理错误！\n"));
                nRetCode= -5;
               
            }
            //处理后保存图像
            iWidth=1280;
            iHeight=1024;
            cImage_far.Create(iWidth,-iHeight,32);
            iPitch=cImage_far.GetPitch();
            for(y=0;y<iHeight;y++)
            {
                pdwImage=(PDWORD)(PBYTE(cImage_far.GetBits())+iPitch*y);
                for(x=0;x<iWidth;x++)
                {
                    pdwImage[x]=pbFinal[y*iWidth+x]*0x10101;  
                }
            }
            //可预存待保存图像文件名
            CString name1="target";
            CString name2;
            name2.Format(_T("%.2lf"),dbZoom);
            CString csTagName;
            csTagName=name1+name2;
            
            csTagName.Trim();
            csTagName.MakeUpper();
            if(csTagName.Right(4)!=_T(".BMP") ) csTagName.Append(_T(".BMP"));
            hResult1=cImage_far.Save(csTagName);
            if(hResult1!=ERROR_SUCCESS)
            {
                _tprintf(_T("图像结果保存错误！\n"));
                nRetCode= -5;
               
            }
            _tprintf(_T("图像处理成功！\n"));
            nRetCode= ERROR_SUCCESS;

            if(pbSrc1) free(pbSrc1);
            if(pbSrc2) free(pbSrc2);
            if(pbFinal) free(pbFinal);
        }//对应+=0.25倍数的for循环。

    }
    else
    {
        _tprintf(_T("Fatal Error: GetModuleHandle failed\n"));
        nRetCode = 1;
    }
    getchar();    
    return nRetCode;
}

HRESULT Imagejoint(PBYTE pbSrc1,PBYTE pbSrc2,int iWidth,int iHeight,double dbZoom,PBYTE pbFinal)
{
    double phase[33]={0};//16相位，包含端点存在33个距离
    for (int i=0;i<33;i++)
    {
        double i2=1.0*i;
        phase[i]=fs(i2/16);
    }

    //旋转中心为图像中心
    double rx0=iWidth;  
    double ry0=iHeight; 
    double srcx,srcy,u,v;
    int xOr,yOr;
    int newWidth=ceil(dbZoom*iWidth);
    int newHeight=ceil(dbZoom*iHeight);

    for (int y=0;y<1024;y++)
    {
        for (int x=0;x<1280;x++)
        {

            srcx=(double)(newWidth/2-640+x)/dbZoom;
            srcy=(double)(newHeight/2-512+y)/dbZoom ;
            xOr = floor(srcx);
            yOr = floor(srcy);
            u=srcx-xOr;
            v=srcy-yOr;

            int phasex=floor(16*u+0.5);//16相位
            int phasey=floor(16*v+0.5);
            double A1,B1,C1,D1,A2,B2,C2,D2;
            A1=phase[16+phasex];
            B1=phase[phasex];
            C1=phase[16-phasex];
            D1=phase[32-phasex];

            A2=phase[16+phasey];
            B2=phase[phasey];
            C2=phase[16-phasey];
            D2=phase[32-phasey];

            //Matlab中测试获取定值(34:541 -Y,41:728 -X)，需要微调。
            if( !(srcx>=41 && srcx<=720 && srcy>=34 && srcy<=541))//越界部分需拼接为外圈大视场图像，远景
                {
                    srcx=(double)(newWidth-640+x)/(2*dbZoom)+6;//补偏差
                    srcy=(double)(newHeight-512+y)/(2*dbZoom)-3;
                    xOr = floor(srcx);
                    yOr = floor(srcy);
                    u=srcx-xOr; 
                    v=srcy-yOr;

                    phasex=floor(16*u+0.5);//16相位
                     phasey=floor(16*v+0.5);

                    A1=phase[16+phasex];
                    B1=phase[phasex];
                    C1=phase[16-phasex];
                    D1=phase[32-phasex];

                    A2=phase[16+phasey];
                    B2=phase[phasey];
                    C2=phase[16-phasey];
                    D2=phase[32-phasey];

                    double middle=
                    pbSrc1[(yOr-1)*iWidth+(xOr-1)]*A1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr-1)]*A1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr-1)]*A1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr-1)]*A1*D2+
                    
                    pbSrc1[(yOr-1)*iWidth+(xOr)]*B1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr)]*B1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr)]*B1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr)]*B1*D2+

                    pbSrc1[(yOr-1)*iWidth+(xOr+1)]*C1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr+1)]*C1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr+1)]*C1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr+1)]*C1*D2+

                    pbSrc1[(yOr-1)*iWidth+(xOr+2)]*D1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr+2)]*D1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr+2)]*D1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr+2)]*D1*D2;

                if(middle<=255&&middle>=0)
                    pbFinal[y*1280+x]=middle;
                else if(middle>255)
                    pbFinal[y*1280+x]=255;
                else 
                    pbFinal[y*1280+x]=0;}

            else if( !(srcx>=66 && srcx<=695 && srcy>=59 && srcy<=516))
                    {
                        //pbFinal[y*1280+x]=255;

                    srcx=(double)(newWidth-640+x)/(2*dbZoom)+6;//补偏差
                    srcy=(double)(newHeight-512+y)/(2*dbZoom)-3;
                    xOr = floor(srcx);
                    yOr = floor(srcy);
                    u=srcx-xOr; 
                    v=srcy-yOr;
                    phasex=floor(16*u+0.5);//16相位
                    phasey=floor(16*v+0.5);

                    A1=phase[16+phasex];
                    B1=phase[phasex];
                    C1=phase[16-phasex];
                    D1=phase[32-phasex];
                    A2=phase[16+phasey];
                    B2=phase[phasey];
                    C2=phase[16-phasey];
                    D2=phase[32-phasey];

                    double middle1=
                    pbSrc1[(yOr-1)*iWidth+(xOr-1)]*A1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr-1)]*A1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr-1)]*A1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr-1)]*A1*D2+                    
                    pbSrc1[(yOr-1)*iWidth+(xOr)]*B1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr)]*B1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr)]*B1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr)]*B1*D2+
                    pbSrc1[(yOr-1)*iWidth+(xOr+1)]*C1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr+1)]*C1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr+1)]*C1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr+1)]*C1*D2+
                    pbSrc1[(yOr-1)*iWidth+(xOr+2)]*D1*A2+
                    pbSrc1[(yOr)*iWidth+(xOr+2)]*D1*B2+
                    pbSrc1[(yOr+1)*iWidth+(xOr+2)]*D1*C2+
                    pbSrc1[(yOr+2)*iWidth+(xOr+2)]*D1*D2;
            //------------------------------------------------------------
                    srcx=(double)(newWidth/2-640+x)/dbZoom;
                    srcy=(double)(newHeight/2-512+y)/dbZoom ;
                    xOr = floor(srcx);
                    yOr = floor(srcy);
                    u=srcx-xOr;
                    v=srcy-yOr;
                    phasex=floor(16*u+0.5);//16相位
                    phasey=floor(16*v+0.5);

                    A1=phase[16+phasex];
                    B1=phase[phasex];
                    C1=phase[16-phasex];
                    D1=phase[32-phasex];
                    A2=phase[16+phasey];
                    B2=phase[phasey];
                    C2=phase[16-phasey];
                    D2=phase[32-phasey];            
                    double middle2=
                    pbSrc2[(yOr-1)*iWidth+(xOr-1)]*A1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr-1)]*A1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr-1)]*A1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr-1)]*A1*D2+                    
                    pbSrc2[(yOr-1)*iWidth+(xOr)]*B1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr)]*B1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr)]*B1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr)]*B1*D2+
                    pbSrc2[(yOr-1)*iWidth+(xOr+1)]*C1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr+1)]*C1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr+1)]*C1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr+1)]*C1*D2+
                    pbSrc2[(yOr-1)*iWidth+(xOr+2)]*D1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr+2)]*D1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr+2)]*D1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr+2)]*D1*D2;
//边界融合
                double middle3=0.5*middle1+0.5*middle2;

                if(middle3<=255&&middle3>=0)
                    pbFinal[y*1280+x]=middle3;
                else if(middle3>255)
                    pbFinal[y*1280+x]=255;
                else 
                    pbFinal[y*1280+x]=0;
                                        
                    } 
            else
            {   
                double middle3=
                    pbSrc2[(yOr-1)*iWidth+(xOr-1)]*A1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr-1)]*A1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr-1)]*A1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr-1)]*A1*D2+
                    
                    pbSrc2[(yOr-1)*iWidth+(xOr)]*B1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr)]*B1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr)]*B1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr)]*B1*D2+

                    pbSrc2[(yOr-1)*iWidth+(xOr+1)]*C1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr+1)]*C1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr+1)]*C1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr+1)]*C1*D2+

                    pbSrc2[(yOr-1)*iWidth+(xOr+2)]*D1*A2+
                    pbSrc2[(yOr)*iWidth+(xOr+2)]*D1*B2+
                    pbSrc2[(yOr+1)*iWidth+(xOr+2)]*D1*C2+
                    pbSrc2[(yOr+2)*iWidth+(xOr+2)]*D1*D2;

                if(middle3<=255&&middle3>=0)
                    pbFinal[y*1280+x]=middle3;
                else if(middle3>255)
                    pbFinal[y*1280+x]=255;
                else 
                    pbFinal[y*1280+x]=0;
            }
        }
    }
    return ERROR_SUCCESS;
}
View Code

7、优化

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