C++ (Cpp) Bitmap::HiPixels示例

HRESULT
AviFile::AddFrame(const Bitmap& bmp)
{
    HRESULT hr = E_FAIL;

    if (!iserr && !play && bmp.IsHighColor() && bmp.Width() == rect.w && bmp.Height() == rect.h) {
        int      w      = bmp.Width();
        int      h      = bmp.Height();
        BYTE*    buffer = new(__FILE__,__LINE__) BYTE[frame_size];
        BYTE*    dst    = buffer;

        for (int y = 0; y < bmp.Height(); y++) {
            Color* src = bmp.HiPixels()  + (h - 1 - y) * w;

            for (int x = 0; x < bmp.Width(); x++) {
                *dst++ = (BYTE) src->Blue();
                *dst++ = (BYTE) src->Green();
                *dst++ = (BYTE) src->Red();
                src++;
            }
        }

#pragma warning(suppress: 6001)
        hr = AVIStreamWrite(ps_comp, nframe, 1, buffer, frame_size, AVIIF_KEYFRAME, 0, 0);
        
        if (SUCCEEDED(hr)) {
            nframe++;
        }
        else {
            Print("AVIStreamWriteFile failed. %08x\n", hr);
            iserr = true;
        }

        delete [] buffer;
    }

    return hr;
}

示例#2

显示文件

文件： Mouse.cpp 项目： The-E/Starshatter-Experimental

int 
Mouse::LoadCursor(CURSOR c, const char* name, HOTSPOT hs)
{
	int result = 0;

	delete image[c];
	image[c] = 0;

	if (name && *name) {
		image[c] = new(__FILE__,__LINE__) Bitmap;
		result = DataLoader::GetLoader()->LoadBitmap(name, *image[c], Bitmap::BMP_TRANSPARENT);

		if (result) {
			Bitmap* bmp = image[c];

			if (bmp && bmp->HiPixels())
			image[c]->CopyAlphaRedChannel(image[c]->Width(), image[c]->Height(), (LPDWORD) image[c]->HiPixels());

			hotspot[c] = hs;
		}
	}

	return result;
}