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capGetVideoFormat(m_hWndVideo,&m_InInfo ,sizeof(BITMAPINFO));
capGetVideoFormat(m_hWndVideo,&m_OutInfo,sizeof(BITMAPINFO));
memset(&m_Com,0,sizeof(COMPVARS));
m_Com.cbSize=sizeof(m_Com);
//利用代码选择压缩器
m_Com.dwFlags=ICMF_COMPVARS_VALID;
m_Com.fccHandler=mmioFOURCC('x','v','i','d');
m_Com.fccType=ICTYPE_VIDEO;
m_Com.lFrame=0;
m_Com.lKey=15;
m_Com.lKeyCount=0;
m_Com.lDataRate = 780;
m_Com.lpbiOut=(BITMAPINFO*)&m_OutInfo;
m_Com.hic= ICOpen(ICTYPE_VIDEO,mmioFOURCC('x','v','i','d'),ICMODE_COMPRESS);
m_Com.cbState = 1180;
//利用对话框选择压缩器
ICCompressGetFormat(m_Com.hic,&m_InInfo.bmiHeader,&m_OutInfo.bmiHeader);
//开始压缩
int ret = ICCompressBegin(m_Com.hic,(BITMAPINFO*)&m_InInfo,(BITMAPINFO*)&m_OutInfo);
if (ret!=ICERR_OK )
MessageBox("压缩失败");