ATL::CImage GetBits memcpy error 해결

ATL::CImage GetBits memcpy error 해결

Unhandled exception at xx , 0xC0000005: Access violation writing location


   // Get the bitmap image from the stream
    if ((hr = cImage.Load(iStream)) == S_OK)
    {
        // Copy the dib data to the provided buffer
        int pitch = cImage.GetPitch();
        int height = cImage.GetHeight();
        BYTE* pBits = (BYTE*)cImage.GetBits();
        if (pitch < 0)
            pBits += (pitch *(height -1));
        memcpy(captureImage->imageData, pBits, abs(pitch) * height);
    }

//
http://code.google.com/p/open-light/source/browse/trunk/cvStructuredLight/cvCanonCamera.cpp?r=3