static HRESULT WINAPI JpegDecoder_GetFrame(IWICBitmapDecoder *iface,
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
{
JpegDecoder *This = (JpegDecoder*)iface;
TRACE("(%p,%u,%p)\n", iface, index, ppIBitmapFrame);
if (!This->initialized) return WINCODEC_ERR_NOTINITIALIZED;
if (index != 0) return E_INVALIDARG;
IWICBitmapDecoder_AddRef(iface);
*ppIBitmapFrame = (IWICBitmapFrameDecode*)&This->lpFrameVtbl;
return S_OK;
}
static HRESULT WINAPI JpegDecoder_GetFrame(IWICBitmapDecoder *iface,
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
{
JpegDecoder *This = impl_from_IWICBitmapDecoder(iface);
TRACE("(%p,%u,%p)\n", iface, index, ppIBitmapFrame);
if (!This->initialized) return WINCODEC_ERR_FRAMEMISSING;
if (index != 0) return E_INVALIDARG;
IWICBitmapDecoder_AddRef(iface);
*ppIBitmapFrame = &This->IWICBitmapFrameDecode_iface;
return S_OK;
}
static HRESULT WINAPI GifDecoder_GetFrame(IWICBitmapDecoder *iface,
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
{
GifDecoder *This = (GifDecoder*)iface;
GifFrameDecode *result;
TRACE("(%p,%u,%p)\n", iface, index, ppIBitmapFrame);
if (!This->initialized) return WINCODEC_ERR_NOTINITIALIZED;
if (index >= This->gif->ImageCount) return E_INVALIDARG;
result = HeapAlloc(GetProcessHeap(), 0, sizeof(GifFrameDecode));
if (!result) return E_OUTOFMEMORY;
result->lpVtbl = &GifFrameDecode_Vtbl;
result->ref = 1;
result->frame = &This->gif->SavedImages[index];
IWICBitmapDecoder_AddRef(iface);
result->parent = This;
*ppIBitmapFrame = (IWICBitmapFrameDecode*)result;
return S_OK;
}
static ULONG WINAPI PngDecoder_Block_AddRef(IWICMetadataBlockReader *iface)
{
PngDecoder *This = impl_from_IWICMetadataBlockReader(iface);
return IWICBitmapDecoder_AddRef(&This->IWICBitmapDecoder_iface);
}
static ULONG WINAPI PngDecoder_Frame_AddRef(IWICBitmapFrameDecode *iface)
{
PngDecoder *This = impl_from_IWICBitmapFrameDecode(iface);
return IWICBitmapDecoder_AddRef(&This->IWICBitmapDecoder_iface);
}
