问题描述
- 关于文字扫描录入功能的代码，求大神帮忙修改
-
/** 取得每个字符的边界***/
void CPOCRNuberDlg::GetCharRect(HBITMAP bit, RECT rect,int type, CDC* pDC )
{
CString strTemp2;
CBitmap bitmap;
bitmap.m_hObject = CopyImage(bit,IMAGE_BITMAP,0,0,LR_MONOCHROME);//CDC *pDC = GetDC(); CDC mDC; mDC.CreateCompatibleDC( pDC ); mDC.SetBoundsRect( &rect, DCB_RESET); mDC.SelectObject(bitmap.m_hObject); BOOL bIsChar = false; corInfo = new OCR_Info[50]; int index = 0; COLORREF colPix; int iR; int iG;/************** 取出每个数字所占的Rect **************/
// 列扫描CString str; for (int i = rect.left; i < rect.right ; i++) { for (int j = rect.top - 250 ; j < rect.bottom - 250; j++) { colPix = mDC.GetPixel(i,j); iG = GetGValue(colPix); // 字符开始 if ( (iG == 0) && (!bIsChar) ) { corInfo[index].rect.left = i; corInfo[index].Index = index; bIsChar = true; break; } // 字符继续 else if ((iG == 0) && (bIsChar)) { break; } // 字符结束 else if ((iG == 255) && ( j > rect.bottom -252) && (bIsChar)) { corInfo[index].rect.right = i-1; if ((corInfo[index].rect.right - corInfo[index].rect.left) > 3) index++; bIsChar = false; break; } } } CClientDC lDC(this);// 行扫描
bIsChar = false;
int iBZ =0;
for ( int iinx = 0; iinx < index; iinx++)
{
for (int ii = rect.top-250 ; ii < rect.bottom -250; ii++)
{
for (int j = corInfo[iinx].rect.left ; j < corInfo[iinx].rect.right ; j++)
{
colPix = mDC.GetPixel(j,ii);iG = GetGValue(colPix);
// 字符顶端开始
if ( (iG == 0) && (!bIsChar) )
{
corInfo[iinx].rect.top = ii;bIsChar = true;
break;
}
// 字符继续
else if ((iG == 0) && (bIsChar))
{
break;
}
// 字符底端结束
else if ((iG == 255) && ( j > corInfo[iinx].rect.right -2 ) && (bIsChar))
{corInfo[iinx].rect.bottom = ii-1;
bIsChar = false;
break;
}}
}
}/****** 位置确定完成，每个字符的位置信息写在 corInfo.rect 中********/
char m_pFilePath[255]; CStdioFile fInfo; strcpy(m_pFilePath,"D:\info.ini"); fInfo.Open( m_pFilePath, CFile::modeCreate | CFile::modeWrite ); CDC NewDC; NewDC.CreateCompatibleDC(pDC); CBitmap memBmp; memBmp.CreateCompatibleBitmap( &mDC, 14, 20 ); NewDC.SelectObject( memBmp ); CString strField; CString strtemp; char cNum[281]; int iNumIndex = 0; int iErrCount[10]; int iECount =0; int iBlack = 0; int idx = 0; int ww =0; int w = 0; GetCurrentDirectory(255,m_pFilePath); strcat(m_pFilePath,HOCRINI); //strcat(m_pFilePath,"\stdinfo.ini");// 逐个扫描，识别
for (int l = 0; l<index; l++)
{NewDC.StretchBlt( 0,0,14,20,
&mDC,corInfo[l].rect.left +1,
corInfo[l].rect.top +1,
corInfo[l].rect.right - corInfo[l].rect.left -1,
corInfo[l].rect.bottom - corInfo[l].rect.top -1,
SRCCOPY);for (w = 0 ;w< 10; w++) iErrCount[w] = 0; for (int itmp = 0; itmp < 10; itmp++) { strtemp.Format("%d",itmp); GetPrivateProfileString("Number",strtemp,"", cNum,281,m_pFilePath); for(int iy = 0; iy < 20; iy ++) { for(int ix = 0; ix<14;ix++) { colPix = NewDC.GetPixel(ix,iy); iR = GetRValue(colPix); if (iR == 255) iR = 49; else iR = 48; if ( iR != cNum[iNumIndex]) iErrCount[itmp]++; iNumIndex++; } } iNumIndex = 0; } iECount = iErrCount[0]; idx = 0; for(ww =0; ww< 10; ww++) { if (iErrCount[ww] < iECount) { iECount = iErrCount[ww]; idx = ww; } } // 区别1 if (idx != 1) { for (int itx = 7; itx < 9; itx++) { for (int ity = 0; ity < 20; ity++) { colPix = NewDC.GetPixel(itx,ity); iR = GetRValue(colPix); if (iR == 0) iBlack++; } } if (iBlack > 39) { idx = 1; } iBlack = 0; } // 再将0 和8 进行判断 if ((idx == 0) | (idx ==8)) { for (int ity = 8; ity < 10; ity++) { for (int itx = 2; itx < 12; itx++) { colPix = NewDC.GetPixel(itx,ity); iR = GetRValue(colPix); if (iR == 0) iBlack++; } } if (iBlack > 14) idx = 8; else idx = 0; iBlack = 0; } // 再将5 和6 进行判断 if (( idx == 5) | (idx == 6)) { } str.Format("%d",idx); strTemp2 += str; } delete [] corInfo; if (type == 1) m_ctrlCardNum.SetWindowText( strTemp2 ); else m_ctrlCardPWD.SetWindowText( strTemp2 );}
解决方案
自己用调试器检查下，看看每一步执行有没有问题
解决方案二：
代码太多了又不是完整代码，你说下错误原因