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53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#if !defined(DXVA2Manager_h_)
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#define DXVA2Manager_h_
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#include "WMF.h"
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#include "nsAutoPtr.h"
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#include "mozilla/Mutex.h"
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struct nsIntSize;
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struct nsIntRect;
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namespace mozilla {
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namespace layers {
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class Image;
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class ImageContainer;
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}
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class DXVA2Manager {
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public:
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// Creates and initializes a DXVA2Manager. Currently we always use D3D9Ex
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// to access DXVA, but via this interface we can seamlessly support D3D11
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// DXVA integration if need be.
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static DXVA2Manager* Create();
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// Returns a pointer to the D3D device manager responsible for managing the
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// device we're using for hardware accelerated video decoding. If we're using
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// D3D9, this is an IDirect3DDeviceManager9. It is safe to call this on any
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// thread.
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virtual IUnknown* GetDXVADeviceManager() = 0;
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// Creates an Image for the video frame stored in aVideoSample.
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virtual HRESULT CopyToImage(IMFSample* aVideoSample,
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const nsIntRect& aRegion,
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layers::ImageContainer* aContainer,
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layers::Image** aOutImage) = 0;
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virtual ~DXVA2Manager();
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protected:
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Mutex mLock;
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DXVA2Manager();
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};
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} // namespace mozilla
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#endif // DXVA2Manager_h_
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