Esempi in C++ (Cpp) per BmpFrameDecode_GetSize

Esempio n. 1

File: bmpdecode.c Progetto: bilboed/wine

static HRESULT WINAPI BmpFrameDecode_CopyPixels(IWICBitmapFrameDecode *iface,
    const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
{
    BmpFrameDecode *This = (BmpFrameDecode*)iface;
    HRESULT hr;
    UINT width, height;
    TRACE("(%p,%p,%u,%u,%p)\n", iface, prc, cbStride, cbBufferSize, pbBuffer);

    if (!This->imagedata)
    {
        hr = This->read_data_func(This);
        if (FAILED(hr)) return hr;
    }

    hr = BmpFrameDecode_GetSize(iface, &width, &height);
    if (FAILED(hr)) return hr;

    return copy_pixels(This->bitsperpixel, This->imagedatastart,
        width, height, This->stride,
        prc, cbStride, cbBufferSize, pbBuffer);
}

Esempio n. 2

File: bmpdecode.c Progetto: Kelimion/wine

static HRESULT WINAPI BmpFrameDecode_CopyPixels(IWICBitmapFrameDecode *iface,
    const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
{
    BmpDecoder *This = impl_from_IWICBitmapFrameDecode(iface);
    HRESULT hr=S_OK;
    UINT width, height;
    TRACE("(%p,%p,%u,%u,%p)\n", iface, prc, cbStride, cbBufferSize, pbBuffer);

    EnterCriticalSection(&This->lock);
    if (!This->imagedata)
    {
        hr = This->read_data_func(This);
    }
    LeaveCriticalSection(&This->lock);
    if (FAILED(hr)) return hr;

    hr = BmpFrameDecode_GetSize(iface, &width, &height);
    if (FAILED(hr)) return hr;

    return copy_pixels(This->bitsperpixel, This->imagedatastart,
        width, height, This->stride,
        prc, cbStride, cbBufferSize, pbBuffer);
}