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