1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/wmf/DXVA2Manager.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,52 @@
1.4 +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* vim:set ts=2 sw=2 sts=2 et cindent: */
1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.8 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +#if !defined(DXVA2Manager_h_)
1.10 +#define DXVA2Manager_h_
1.11 +
1.12 +#include "WMF.h"
1.13 +#include "nsAutoPtr.h"
1.14 +#include "mozilla/Mutex.h"
1.15 +
1.16 +struct nsIntSize;
1.17 +struct nsIntRect;
1.18 +
1.19 +namespace mozilla {
1.20 +
1.21 +namespace layers {
1.22 +class Image;
1.23 +class ImageContainer;
1.24 +}
1.25 +
1.26 +class DXVA2Manager {
1.27 +public:
1.28 +
1.29 + // Creates and initializes a DXVA2Manager. Currently we always use D3D9Ex
1.30 + // to access DXVA, but via this interface we can seamlessly support D3D11
1.31 + // DXVA integration if need be.
1.32 + static DXVA2Manager* Create();
1.33 +
1.34 + // Returns a pointer to the D3D device manager responsible for managing the
1.35 + // device we're using for hardware accelerated video decoding. If we're using
1.36 + // D3D9, this is an IDirect3DDeviceManager9. It is safe to call this on any
1.37 + // thread.
1.38 + virtual IUnknown* GetDXVADeviceManager() = 0;
1.39 +
1.40 + // Creates an Image for the video frame stored in aVideoSample.
1.41 + virtual HRESULT CopyToImage(IMFSample* aVideoSample,
1.42 + const nsIntRect& aRegion,
1.43 + layers::ImageContainer* aContainer,
1.44 + layers::Image** aOutImage) = 0;
1.45 +
1.46 + virtual ~DXVA2Manager();
1.47 +
1.48 +protected:
1.49 + Mutex mLock;
1.50 + DXVA2Manager();
1.51 +};
1.52 +
1.53 +} // namespace mozilla
1.54 +
1.55 +#endif // DXVA2Manager_h_
