化小人最好的方法:bst otsu 方法用vc++6.0实现的图像二值化程序,谁给介绍一下
bst otsu 方法用vc++6.0实现的图像二值化程序化小人最好的方法,谁给介绍一下,万分感谢
1 Bst方法
void CTextExtractionDoc::OnBinBst()
if(F_Mode!=0)
return;
int i,width,height,column;
CDib *tempdib,*curdib;
POSITION pos=mm->FindIndex(i_CurImg-1);
tempdib=(CDib*) mm->GetAt(pos);
if(tempdib->m_lpBMIH->biBitCount!=8)
AfxMessageBox("非灰度图像化小人最好的方法!");
return;
width=tempdib->m_lpBMIH->biWidth;
height=tempdib->m_lpBMIH->biHeight;
if(width%8==0)
column=width/8;
else
column=width/8+1;
if(column%4!=0)
column=(column/4+1)*4;
mm->AddTail((new CDib));
curdib=(CDib*) mm->GetTail();
curdib->SetBinHeader(width,height);
curdib->ExpandBinaryData();
unsigned char *tempimage=new unsigned char[height*width];
for(i=0;i<height;i++)
memcpy(tempimage+i*width,tempdib->m_lpImage+i*tempdib->m_dwSizeImage/height,width);
Binzz(tempimage,width,height,curdib->m_ExpandedData,2);
curdib->CompressBinaryData();
imagewidth[++i_TolImg]=width;
i_CurImg=i_TolImg;
SetModifiedFlag(TRUE);
UpdateAllViews(NULL);
delete []tempimage;
2 Ostu方法
void CTextExtractionDoc::OnBinOstu()
if(F_Mode!=0)
return;
int i,width,height,column;
CDib *tempdib,*curdib;
POSITION pos=mm->FindIndex(i_CurImg-1);
tempdib=(CDib*) mm->GetAt(pos);
if(tempdib->m_lpBMIH->biBitCount!=8)
AfxMessageBox("非灰度图像化小人最好的方法!");
return;
width=tempdib->m_lpBMIH->biWidth;
height=tempdib->m_lpBMIH->biHeight;
if(width%8==0)
column=width/8;
else
column=width/8+1;
if(column%4!=0)
column=(column/4+1)*4;
mm->AddTail((new CDib));
curdib=(CDib*) mm->GetTail();
curdib->SetBinHeader(width,height);
curdib->ExpandBinaryData();
unsigned char *tempimage=new unsigned char[height*width];
for(i=0;i<height;i++)
memcpy(tempimage+i*width,tempdib->m_lpImage+i*tempdib->m_dwSizeImage/height,width);
Binzz(tempimage,width,height,curdib->m_ExpandedData,1);
curdib->CompressBinaryData();
imagewidth[++i_TolImg]=width;
i_CurImg=i_TolImg;
SetModifiedFlag(TRUE);
UpdateAllViews(NULL);
delete []tempimage;
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