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YangLiuImageProcess.cpp
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YangLiuImageProcess.cpp
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#include "stdafx.h"
#include "YangLiuImageProcess.h"
#include"cxcore.h"
#include"highgui.h"
#include"wongTri.h"
CYangLiuImageProcess::CYangLiuImageProcess()
{
m_pBits = NULL;
lpbmi = NULL;
imageWidth = 0;
imageHeight = 0;
m_nOpenMode = 0;
m_nColorBits = 8;
voidImage = NULL;
m_lValue[256] = NULL;
m_dValue[256] = NULL;
m_lValueG[256] = NULL;
m_dValueG[256] = NULL;
m_lValueB[256] = NULL;
m_dValueB[256] = NULL;
dMax = 0.0;
dMaxG = 0.0;
dMaxB = 0.0;
x=0;
y=0;
m_dZoom = 1.0;
}
CYangLiuImageProcess::~CYangLiuImageProcess()
{
IplImage *image = (IplImage*)voidImage;
if (m_nOpenMode == 1)
{
if (m_pBits != NULL)
{
delete m_pBits;
m_pBits = NULL;
}
if (lpbmi != NULL)
{
delete lpbmi;
lpbmi = NULL;
}
}
if (m_nOpenMode == 2)
{
if (image != NULL)
{
cvReleaseImage(&image);
image = NULL;
}
}
}
//¶ÁÈ¡BMP
BOOL CYangLiuImageProcess::ReadBMP(LPCTSTR lpszPathName)
{
long lTotal = 0;
CFile file;
file.Open(lpszPathName, CFile::modeRead);
file.Read(&bmpFH, sizeof(BITMAPFILEHEADER));
lpbmi = (LPBITMAPINFO) new char[sizeof(BITMAPINFO)+4 * (1 << 8)];
file.Read(lpbmi, sizeof(BITMAPINFOHEADER));
m_nColorBits = lpbmi->bmiHeader.biBitCount;
imageHeight = lpbmi->bmiHeader.biHeight;
imageWidth = lpbmi->bmiHeader.biWidth;
if (m_nColorBits == 8)
{
lTotal = imageWidth*imageHeight;
file.Read(&(lpbmi->bmiColors[0]), 256 * 4);
}
else if (m_nColorBits == 24)
{
lTotal = imageWidth*imageHeight * 3;
}
else
{
file.Close();
return FALSE;
}
m_pBits = new unsigned char[lTotal];
file.Read(m_pBits, lTotal);
file.Close();
return TRUE;
}
//±£´æBMP
BOOL CYangLiuImageProcess::SaveBMP(LPCTSTR lpszPathName)
{
long lTotal = 0;
CFile file;
file.Open(lpszPathName, CFile::modeCreate || CFile::modeReadWrite);
file.Write(&bmpFH, sizeof(BITMAPFILEHEADER));
file.Write(lpbmi, sizeof(BITMAPINFOHEADER));
if (m_nColorBits == 8)
{
lTotal = imageWidth*imageHeight;
file.Write(&(lpbmi->bmiColors[0]), 256 * 4);
}
else if (m_nColorBits == 24)
{
lTotal = imageWidth*imageHeight * 3;
}
else
{
file.Close();
return FALSE;
}
//m_pBits = new unsigned char[lTotal];
file.Write(m_pBits, lTotal);
file.Close();
return TRUE;
}
BOOL CYangLiuImageProcess::ReadImage(LPCTSTR lpszPathName)
{
IplImage *image = (IplImage*)voidImage;
CString str = lpszPathName;
str.MakeLower();
if (str.Find(_TEXT(".bmp")) != -1)
{
m_nOpenMode = 1;
if (!ReadBMP(lpszPathName)) return FALSE;
CvSize size;
size.height = imageHeight;
size.width = imageWidth;
image = cvCreateImageHeader(size, 8, m_nColorBits / 8);
image->imageData = (char *)m_pBits;
}
if (str.Find(_TEXT(".jpg")) != -1)
{
m_nOpenMode = 2;
image = cvLoadImage(lpszPathName);
lpbmi = (LPBITMAPINFO) new char[sizeof(BITMAPINFO)+4 * (1 << 8)];
lpbmi->bmiHeader.biBitCount = image->depth*image->nChannels;
lpbmi->bmiHeader.biClrUsed = 0;
lpbmi->bmiHeader.biHeight = image->height;
lpbmi->bmiHeader.biWidth = image->width;
lpbmi->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
lpbmi->bmiHeader.biSizeImage = image->width*image->height*image->nChannels;
lpbmi->bmiHeader.biClrImportant = 0;
lpbmi->bmiHeader.biCompression = 0;
lpbmi->bmiHeader.biPlanes = 1; //image->nChannels;
imageWidth = image->width;
imageHeight = image->height;
for (int i = 0; i<(1 << 8); i++)
{
RGBQUAD &o = lpbmi->bmiColors[i];
o.rgbBlue = i;
o.rgbGreen = i;
o.rgbRed = i;
o.rgbReserved = 0;
}
m_nColorBits = image->depth*image->nChannels;
m_pBits = (unsigned char *)image->imageData;
}
voidImage = (void *)image;
return TRUE;
}
//±£´æͼÏñ
BOOL CYangLiuImageProcess::SaveImage(LPCTSTR lpszPathName)
{
IplImage *image = (IplImage*)voidImage;
if (m_nOpenMode == 1 && m_pBits != NULL)
{
SaveBMP(lpszPathName);
}
if (m_nOpenMode == 2 && image != NULL)
{
cvSaveImage(lpszPathName, image);
}
return TRUE;
}
//ÅжÏBMP»òJPG²¢ÏÔʾͼÏñ
void CYangLiuImageProcess::ImageDisplay(CDC * pDC, double dZoom)
{
IplImage *image = (IplImage*)voidImage;
if (m_nOpenMode == 1) //BMP
{
StretchDIBits(pDC->m_hDC, 0, 0,
int(dZoom*imageWidth + 0.5), int(dZoom* imageHeight + 0.5), 0, 0, imageWidth, imageHeight,
m_pBits, lpbmi, DIB_RGB_COLORS, SRCCOPY);
}
if (m_nOpenMode == 2) //JPG
{
StretchDIBits(pDC->m_hDC, 0, 0, int(dZoom*image->width + 0.5), int(dZoom*image->height + 0.5),
0, image->height, image->width, -image->height,
image->imageData, lpbmi,
DIB_RGB_COLORS, SRCCOPY);
}
}
void CYangLiuImageProcess::WongTrinder(void)
{
wongTri wt;
if(m_pBits==NULL)
return;
wt.searchCenter(m_pBits,imageWidth,imageHeight);
x=wt.getX();
y=wt.getY();
}