20180622代码加入随意变换图像大小

批处理框架先不看：-B src3.bmp 10 1 30 2  0.1 3 tar.bmp

src2.bmp 37.5 2.1 tar

// RotateZoom.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "RotateZoom.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif
#include
#include

// The one and only application object

CWinApp theApp;

using namespace std;
//双三次插值系数
double fs(double w)
{
double a=-0.5;
double fs;
if (abs(w)<=) fs=(a+)*pow(abs(w),)-(a+)*pow(abs(w),)+; else if (abs(w)>&&abs(w)<=)
fs=a*pow(abs(w),)-*a*pow(abs(w),)+*a*abs(w)-*a;
else
fs=;
return fs;
}

HRESULT RotateZoom(PBYTE pbSrc,int iWidth,int iHeight,double dbRotate,double dbZoom,PBYTE pbTag);
int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{
int nRetCode = ;

setlocale(LC\_ALL,"chs");  
HMODULE hModule = ::GetModuleHandle(NULL);  
if (hModule != NULL)  
{  
    // initialize MFC and print and error on failure  
    CImage cImage;  
    HRESULT hResult;  
    int        iWidth,iHeight,iBytePerPixel,iPitch;  
    int        x,y;  
    PBYTE    pbSrc=NULL,pbTag=NULL;  
    PBYTE    pbImage=NULL;  
    PDWORD    pdwImage=NULL;  
    double    dbRotate=,dbZoom=;  
    do{  
        if (!AfxWinInit(hModule, NULL, ::GetCommandLine(), ))  
        {  
            // TODO: change error code to suit your needs  
            \_tprintf(\_T("Fatal Error: MFC initialization failed\\n"));  
            nRetCode = ;  
            break;  
        }  
        // TODO: code your application's behavior here.  
        if(argc<)  
        {  
            \_tprintf(\_T("使用方法：RotateZoom 源图像文件 旋转角度 缩放倍数 输出文件\\n"));  
            nRetCode= -;  
            break;  
        }

        \_stscanf(argv\[\],\_T("%lf"),&dbRotate);  
        \_stscanf(argv\[\],\_T("%lf"),&dbZoom);  
        if(!((dbRotate>= && dbRotate<) && (dbZoom>=0.25 && dbZoom<=)))  
        {  
            \_tprintf(\_T("“旋转角度” 或 “缩放倍数”参数错误！\\n"));  
            nRetCode= -;  
            break;  
        }

        hResult=cImage.Load(argv\[\]);  
        if(hResult!=ERROR\_SUCCESS)  
        {  
            \_tprintf(\_T("源图像文件名错误！\\n"));  
            nRetCode= -;  
            break;  
        }

        iWidth=cImage.GetWidth();  
        iHeight=cImage.GetHeight();  
        pbSrc = (PBYTE)malloc(iWidth\*iHeight);//存原图数据大小没问题  
        if(dbZoom>) pbTag = (PBYTE)malloc(ceil(iWidth\*dbZoom)\*ceil(iHeight\*dbZoom));  
        else         pbTag = (PBYTE)malloc(iWidth\*iHeight);  
        if(pbSrc==NULL || pbTag==NULL )  
        {  
            \_tprintf(\_T("内存申请错误！\\n"));  
            nRetCode= -;  
            break;  
        }  
        iPitch=cImage.GetPitch();  
        iBytePerPixel=(cImage.GetBPP()+)/;  
        if(iBytePerPixel==)  
        {  
            for(y=;y<iHeight;y++)  
            {  
                pbImage=(PBYTE)(PBYTE(cImage.GetBits())+iPitch\*y);//得到的是图像初始像素地址  
                for(x=;x<iWidth;x++)  
                {  
                    //pbSrc\[y\*iWidth+x\]=pbImage\[3\*x\];   //B  
                    //pbSrc\[y\*iWidth+x\]=pbImage\[3\*x+1\]; //G  
                    //pbSrc\[y\*iWidth+x\]=pbImage\[3\*x+2\]; //R

                    //pbSrc\[y\*iWidth+x\]=pbImage\[3\*x\];  
                    //pbSrc\[y\*iWidth+x+1\]=pbImage\[3\*x+1\];  
                    //pbSrc\[y\*iWidth+x+2\]=pbImage\[3\*x+2\];

                    pbSrc\[y\*iWidth+x\]=(pbImage\[\*x\]\*0.15+pbImage\[\*x+\]\*0.55+pbImage\[\*x+\]\*0.3);//转换成灰度就是单个像素了，分配大小还是原来的？。  
                }  
            }  
        }  
        cImage.Destroy();  
        hResult=RotateZoom(pbSrc,iWidth,iHeight,dbRotate,dbZoom,pbTag);  
        if(hResult!=ERROR\_SUCCESS)  
        {  
            \_tprintf(\_T("图像处理错误！\\n"));  
            nRetCode= -;  
            break;  
        }  
        iWidth=ceil(iWidth\*dbZoom);  
        iHeight=ceil(iHeight\*dbZoom);  
        cImage.Create(iWidth,-iHeight,);  
        iPitch=cImage.GetPitch();  
        for(y=;y<iHeight;y++)  
        {  
            pdwImage=(PDWORD)(PBYTE(cImage.GetBits())+iPitch\*y);  
            for(x=;x<iWidth;x++)  
            {  
                pdwImage\[x\]=pbTag\[y\*iWidth+x\]\*0x10101;  
            }  
        }  
        CString csTagName=argv\[\];  
        csTagName.Trim();  
        csTagName.MakeUpper();  
        if(csTagName.Right()!=\_T(".BMP") ) csTagName.Append(\_T(".BMP"));  
        hResult=cImage.Save(csTagName);  
        if(hResult!=ERROR\_SUCCESS)  
        {  
            \_tprintf(\_T("图像结果保存错误！\\n"));  
            nRetCode= -;  
            break;  
        }  
        \_tprintf(\_T("图像处理成功！\\n"));  
        nRetCode= ERROR\_SUCCESS;  
        break;  
    }while();  
    if(pbSrc) free(pbSrc);  
    if(pbTag) free(pbTag);  
}  
else  
{  
    // TODO: change error code to suit your needs  
    \_tprintf(\_T("Fatal Error: GetModuleHandle failed\\n"));  
    nRetCode = ;  
}  
getchar();  
return nRetCode;  

}
HRESULT RotateZoom(PBYTE pbSrc,int iWidth,int iHeight,double dbRotate,double dbZoom,PBYTE pbTag)
{
int size;
if(dbZoom>)
{
size=iWidth*iHeight;
}
else
{
size=ceil(iWidth*dbZoom)*ceil(iHeight*dbZoom);
}
int newWidth=ceil(dbZoom*iWidth);
//旋转中心为图像中心
double rx0=ceil(dbZoom*iWidth)*0.5;
double ry0=ceil(dbZoom*iHeight)*0.5;
double srcx,srcy,u,v;
int xOr,yOr;
dbRotate=dbRotate*3.1415926/180.0;
for (int y=;y0.5&&v>0.5)
{
xOr=xOr+1;
yOr=yOr+1;
}
else if(u>0.5&&v<0.5) { xOr=xOr+1; yOr=yOr; } else if(u<0.5&&v>0.5)
{
xOr=xOr;
yOr=yOr+1;
}*/
// if( !(xOr-1>=0 && xOr+2<=iWidth && yOr-1>=0 && yOr+2<=iHeight)) int newWidth=ceil(dbZoom*iWidth); if( !(srcx>= && srcx<=iWidth && srcy>= && srcy<=iHeight))
{
pbTag[y*newWidth+x]=;//
}
else
{
double middle=
pbSrc[(yOr-)*iWidth+(xOr-)]*fs(+u)*fs(+v)+
pbSrc[(yOr)*iWidth+(xOr-)]*fs(+u)*fs(v)+
pbSrc[(yOr+)*iWidth+(xOr-)]*fs(+u)*fs(-v)+
pbSrc[(yOr+)*iWidth+(xOr-)]*fs(+u)*fs(-v)+

                pbSrc\[(yOr-)\*iWidth+(xOr)\]\*fs(u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr)\]\*fs(u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr)\]\*fs(u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr)\]\*fs(u)\*fs(-v)+

                pbSrc\[(yOr-)\*iWidth+(xOr+)\]\*fs(-u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr+)\]\*fs(-u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v)+

                pbSrc\[(yOr-)\*iWidth+(xOr+)\]\*fs(-u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr+)\]\*fs(-u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v);

            if(middle<=&&middle>=)  
                pbTag\[y\*newWidth+x\]=middle;  
            else if(middle>)  
                pbTag\[y\*newWidth+x\]=;  
            else  
                pbTag\[y\*newWidth+x\]=;  
        }  
    }  
}  
//memcpy(pbTag,pbSrc,size);  
return ERROR\_SUCCESS;  

}

在批处理框架中：

// RotateZoom.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include "RotateZoom.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif
#include
#include

// The one and only application object

CWinApp theApp;

using namespace std;
//双三次插值系数
double fs(double w)
{
double a=-0.5;
double fs;
if (abs(w)<=) fs=(a+)*pow(abs(w),)-(a+)*pow(abs(w),)+; else if (abs(w)>&&abs(w)<=)
fs=a*pow(abs(w),)-*a*pow(abs(w),)+*a*abs(w)-*a;
else
fs=;
return fs;
}

HRESULT RotateZoom(PBYTE pbSrc,int iWidth,int iHeight,double dbRotate,double dbZoom,PBYTE pbTag);
int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{
int nRetCode = ;

setlocale(LC\_ALL,"chs");  
HMODULE hModule = ::GetModuleHandle(NULL);  
if (hModule != NULL)  
{  
    // initialize MFC and print and error on failure  
    CImage cImage;  
    HRESULT hResult;  
    int        iWidth,iHeight,iBytePerPixel,iPitch;  
    int        i,j,x,y,w,h;  
    PBYTE    pbSrc=NULL,pbTag=NULL;  
    PBYTE    pbImage=NULL;  
    PDWORD    pdwImage=NULL;  
    double    dbRotate=,dbZoom=;  
    double    dbRotateStart=,dbRotateEnd=,dbRotateStep;  
    double    dbZoomStart=,dbZoomEnd=,dbZoomStep;  
    BOOL    bBenchWork=FALSE;  
    CString csSrcName,csTagName,csNameRoot;  
    TCHAR    \*ptChar;  
    do{  
        if (!AfxWinInit(hModule, NULL, ::GetCommandLine(), ))  
        {  
            // TODO: change error code to suit your needs  
            \_tprintf(\_T("Fatal Error: MFC initialization failed\\n"));  
            nRetCode = ;  
            break;  
        }  
        // TODO: code your application's behavior here.  
        if(argc!= && argc!= )  
        {  
            \_tprintf(\_T("使用方法：\\n  RotateZoom -S 源图像文件 旋转角度 缩放倍数 输出文件\\n或：\\n  RotateZoom -B 源图像文件 旋转起始角度 步长 旋转终止角度 缩放起始倍数 步长 缩放终止倍数 输出文件\\n"));  
            nRetCode= -;  
            break;  
        }  
        if(\_tcsnicmp(argv\[\],\_T("-B"),)==)  
        {  
            bBenchWork=TRUE;  
        }  
        else if(\_tcsnicmp(argv\[\],\_T("-S"),)==)  
        {  
            bBenchWork=FALSE;  
        }  
        else  
        {  
            \_tprintf(\_T("使用方法：\\n  RotateZoom -S 源图像文件 旋转角度 缩放倍数 输出文件\\n或：\\nRotateZoom -B 源图像文件 旋转起始角度 步长 旋转终止角度 缩放起始倍数 步长 缩放终止倍数 输出文件\\n"));  
            nRetCode= -;  
            break;  
        }  
        if(bBenchWork)  
        {  
            csSrcName=argv\[\];  
            \_stscanf(argv\[\],\_T("%lf"),&dbRotateStart);  
            \_stscanf(argv\[\],\_T("%lf"),&dbRotateStep);  
            \_stscanf(argv\[\],\_T("%lf"),&dbRotateEnd);

            \_stscanf(argv\[\],\_T("%lf"),&dbZoomStart);  
            \_stscanf(argv\[\],\_T("%lf"),&dbZoomStep);  
            \_stscanf(argv\[\],\_T("%lf"),&dbZoomEnd);  
            dbZoom=dbZoomStart>dbZoomEnd?dbZoomStart:dbZoomEnd;  
            csTagName=argv\[\];  
            if(!((dbRotateStart>= && dbRotateStart<) &&  
                 (dbRotateEnd>= && dbRotateEnd<)     &&  
                 (dbZoomStart>=0.26 && dbZoomStart<=)  &&  
                 (dbZoomStart>=0.25 && dbZoomStart<=)  &&  
                 (dbRotateStep>=0.01) && (dbZoomEnd>=0.01)))  
            {  
                \_tprintf(\_T("旋转角度范围（0~360），缩放倍数范围（0.25~16），步长范围（>=0.01）。输入参数超出范围！\\n"));  
                nRetCode= -;  
                break;  
            }  
        }  
        else  
        {  
            csSrcName=argv\[\];  
            \_stscanf(argv\[\],\_T("%lf"),&dbRotate);  
            \_stscanf(argv\[\],\_T("%lf"),&dbZoom);  
            csTagName=argv\[\];  
            if(!((dbRotate>= && dbRotate<) && (dbZoom>=0.25 && dbZoom<=)))  
            {  
                \_tprintf(\_T("旋转角度范围（0~360），缩放倍数范围（0.25~16）。输入参数超出范围！\\n"));  
                nRetCode= -;  
                break;  
            }  
        }

        hResult=cImage.Load(csSrcName);  
        if(hResult!=ERROR\_SUCCESS)  
        {  
            \_tprintf(\_T("源图像文件名错误！\\n"));  
            nRetCode= -;  
            break;  
        }

        iWidth=cImage.GetWidth();  
        iHeight=cImage.GetHeight();  
        pbSrc = (PBYTE)malloc(iWidth\*iHeight);//存原图数据大小没问题  
        if(dbZoom>) pbTag = (PBYTE)malloc(ceil(iWidth\*dbZoom)\*ceil(iHeight\*dbZoom));  
        else         pbTag = (PBYTE)malloc(iWidth\*iHeight);  
        if(pbSrc==NULL || pbTag==NULL )  
        {  
            \_tprintf(\_T("内存申请错误！\\n"));  
            nRetCode= -;  
            break;  
        }  
        iPitch=cImage.GetPitch();  
        iBytePerPixel=(cImage.GetBPP()+)/;  
        if(iBytePerPixel==)  
        {  
            for(y=;y<iHeight;y++)  
            {  
                pbImage=(PBYTE)(PBYTE(cImage.GetBits())+iPitch\*y);//得到的是图像初始像素地址  
                for(x=;x<iWidth;x++)  
                {  
                    pbSrc\[y\*iWidth+x\]=(pbImage\[\*x\]\*0.15+pbImage\[\*x+\]\*0.55+pbImage\[\*x+\]\*0.3);//转换成灰度就是单个像素了，分配大小还是原来的？。  
                }  
            }  
        }  
        cImage.Destroy();

        csTagName.Trim();  
        csTagName.MakeUpper();  
        if(bBenchWork)  
        {

            if(csTagName.Right()!=\_T(".BMP") ) csNameRoot=csTagName;  
            else csNameRoot=csTagName.Left (csTagName.GetLength()-);  
            j=;  
            for(dbZoom=dbZoomStart;dbZoom<=dbZoomEnd;dbZoom+=dbZoomStep)  
            {  
                w=ceil(iWidth\*dbZoom);  
                h=ceil(iHeight\*dbZoom);  
                cImage.Create(w,-h,);  
                iPitch=cImage.GetPitch();  
                for(dbRotate=dbRotateStart;dbRotate<=dbRotateEnd;dbRotate+=dbRotateStep)  
                {  
                    hResult=RotateZoom(pbSrc,iWidth,iHeight,dbRotate,dbZoom,pbTag);  
                    if(hResult!=ERROR\_SUCCESS)  
                    {  
                        \_tprintf(\_T("图像处理错误！\\n"));  
                        nRetCode= -;  
                        break;  
                    }

                    for(y=;y<h;y++)  
                    {  
                        pdwImage=(PDWORD)(PBYTE(cImage.GetBits())+iPitch\*y);  
                        for(x=;x<w;x++)  
                        {  
                            pdwImage\[x\]=pbTag\[y\*w+x\]\*0x10101;  
                        }  
                    }  
                    csTagName=csNameRoot;  
                    csTagName.AppendFormat(\_T("\_Z%05.2f\_R%06.2f.BMP"),dbZoom,dbRotate);  
                    hResult=cImage.Save(csTagName,Gdiplus::ImageFormatBMP);  
                    if(hResult!=ERROR\_SUCCESS)  
                    {  
                        \_tprintf(\_T("图像结果保存错误！\\n"));  
                        nRetCode= -;  
                        break;  
                    }  
                    i=csTagName.GetLength();  
                    ptChar=csTagName.GetBuffer(i+);  
                    ptChar\[i\]=\_T('\\0');  
                    \_tprintf(\_T("图像处理成功！%s\\n"),ptChar);  
                    csTagName.ReleaseBuffer();  
                    nRetCode= ERROR\_SUCCESS;  
                    j++;  
                }  
                cImage.Destroy();  
                if(nRetCode!=ERROR\_SUCCESS) break;  
            }  
            if(nRetCode==ERROR\_SUCCESS) \_tprintf(\_T("批处理完成！共处理%d\\n"),j);  
            else                        \_tprintf(\_T("批处理出错！已处理%d\\n"),j);  
        }  
        else  
        {  
            hResult=RotateZoom(pbSrc,iWidth,iHeight,dbRotate,dbZoom,pbTag);  
            if(hResult!=ERROR\_SUCCESS)  
            {  
                \_tprintf(\_T("图像处理错误！\\n"));  
                nRetCode= -;  
                break;  
            }  
            iWidth=ceil(iWidth\*dbZoom);  
            iHeight=ceil(iHeight\*dbZoom);  
            cImage.Create(iWidth,-iHeight,);  
            iPitch=cImage.GetPitch();  
            for(y=;y<iHeight;y++)  
            {  
                pdwImage=(PDWORD)(PBYTE(cImage.GetBits())+iPitch\*y);  
                for(x=;x<iWidth;x++)  
                {  
                    pdwImage\[x\]=pbTag\[y\*iWidth+x\]\*0x10101;  
                }  
            }  
            if(csTagName.Right()!=\_T(".BMP") ) csTagName.Append(\_T(".BMP"));  
            hResult=cImage.Save(csTagName,Gdiplus::ImageFormatBMP);  
            if(hResult!=ERROR\_SUCCESS)  
            {  
                \_tprintf(\_T("图像结果保存错误！\\n"));  
                nRetCode= -;  
                break;  
            }  
            i=csTagName.GetLength();  
            ptChar=csTagName.GetBuffer(i+);  
            ptChar\[i\]=\_T('\\0');  
            \_tprintf(\_T("图像处理成功！%s\\n"),ptChar);  
            csTagName.ReleaseBuffer();  
            nRetCode= ERROR\_SUCCESS;  
        }  
        break;  
    }while();  
    if(pbSrc) free(pbSrc);  
    if(pbTag) free(pbTag);  
}  
else  
{  
    // TODO: change error code to suit your needs  
    \_tprintf(\_T("Fatal Error: GetModuleHandle failed\\n"));  
    nRetCode = ;  
}  
\_tprintf(\_T("按任意键退出！"));  
getchar();  
return nRetCode;  

}
HRESULT RotateZoom(PBYTE pbSrc,int iWidth,int iHeight,double dbRotate,double dbZoom,PBYTE pbTag)
{

int size;  
if(dbZoom>)  
{  
    size=iWidth\*iHeight;  
}  
else  
{  
    size=ceil(iWidth\*dbZoom)\*ceil(iHeight\*dbZoom);  
}  
int newWidth=ceil(dbZoom\*iWidth);  
//旋转中心为图像中心  
double rx0=ceil(dbZoom\*iWidth)\*0.5;  
double ry0=ceil(dbZoom\*iHeight)\*0.5;  
double srcx,srcy,u,v;  
int xOr,yOr;  
dbRotate=dbRotate\*3.1415926/180.0;  
for (int y=;y<ceil(dbZoom\*iHeight);y++)  
{  
    for (int x=;x<ceil(dbZoom\*iWidth);x++)  
    {  
        srcx=(double)((x-rx0)\*cos(dbRotate) - (y-ry0)\*sin(dbRotate) + rx0) ;  
        srcy=(double)((x-rx0)\*sin(dbRotate) + (y-ry0)\*cos(dbRotate) + ry0) ;  
        srcx=srcx\*/dbZoom;  
        srcy=srcy\*/dbZoom;  
        xOr = floor(srcx);  
        yOr = floor(srcy);  
        u=srcx-xOr;  
        v=srcy-yOr;  
        int newWidth=ceil(dbZoom\*iWidth);  
        if( !(xOr->= && xOr+<=iWidth && yOr->= && yOr+<=iHeight))  
            {  
                pbTag\[y\*newWidth+x\]=;//  
            }  
        else  
        {  
            double middle=  
                pbSrc\[(yOr-)\*iWidth+(xOr-)\]\*fs(+u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr-)\]\*fs(+u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr-)\]\*fs(+u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr-)\]\*fs(+u)\*fs(-v)+

                pbSrc\[(yOr-)\*iWidth+(xOr)\]\*fs(u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr)\]\*fs(u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr)\]\*fs(u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr)\]\*fs(u)\*fs(-v)+

                pbSrc\[(yOr-)\*iWidth+(xOr+)\]\*fs(-u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr+)\]\*fs(-u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v)+

                pbSrc\[(yOr-)\*iWidth+(xOr+)\]\*fs(-u)\*fs(+v)+  
                pbSrc\[(yOr)\*iWidth+(xOr+)\]\*fs(-u)\*fs(v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v)+  
                pbSrc\[(yOr+)\*iWidth+(xOr+)\]\*fs(-u)\*fs(-v);

            if(middle<=&&middle>=)  
                pbTag\[y\*newWidth+x\]=middle;  
            else if(middle>)  
                pbTag\[y\*newWidth+x\]=;  
            else  
                pbTag\[y\*newWidth+x\]=;  
        }  
    }  
}  
//memcpy(pbTag,pbSrc,size);  
return ERROR\_SUCCESS;  

}