import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/media/platforms/wmf/WMFVideoMFTManager.h

@@ -0,0 +1,125 @@
+/* -*- 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(WMFVideoMFTManager_h_)
+#define WMFVideoMFTManager_h_
+
+#include "WMF.h"
+#include "MFTDecoder.h"
+#include "nsAutoPtr.h"
+#include "nsRect.h"
+#include "WMFMediaDataDecoder.h"
+#include "mozilla/RefPtr.h"
+
+namespace mozilla {
+
+class DXVA2Manager;
+
+class WMFVideoMFTManager : public MFTManager {
+public:
+  WMFVideoMFTManager(const VideoInfo& aConfig,
+                     layers::KnowsCompositor* aKnowsCompositor,
+                     layers::ImageContainer* aImageContainer,
+                     bool aDXVAEnabled);
+  ~WMFVideoMFTManager();
+
+  bool Init();
+
+  HRESULT Input(MediaRawData* aSample) override;
+
+  HRESULT Output(int64_t aStreamOffset, RefPtr<MediaData>& aOutput) override;
+
+  void Shutdown() override;
+
+  bool IsHardwareAccelerated(nsACString& aFailureReason) const override;
+
+  TrackInfo::TrackType GetType() override {
+    return TrackInfo::kVideoTrack;
+  }
+
+  const char* GetDescriptionName() const override
+  {
+    nsCString failureReason;
+    return IsHardwareAccelerated(failureReason)
+      ? "wmf hardware video decoder" : "wmf software video decoder";
+  }
+
+  void Flush() override
+  {
+    MFTManager::Flush();
+    mDraining = false;
+    mSamplesCount = 0;
+  }
+
+  void Drain() override
+  {
+    MFTManager::Drain();
+    mDraining = true;
+  }
+
+private:
+
+  bool ValidateVideoInfo();
+
+  bool InitializeDXVA(bool aForceD3D9);
+
+  bool InitInternal(bool aForceD3D9);
+
+  HRESULT ConfigureVideoFrameGeometry();
+
+  HRESULT CreateBasicVideoFrame(IMFSample* aSample,
+                                int64_t aStreamOffset,
+                                VideoData** aOutVideoData);
+
+  HRESULT CreateD3DVideoFrame(IMFSample* aSample,
+                              int64_t aStreamOffset,
+                              VideoData** aOutVideoData);
+
+  HRESULT SetDecoderMediaTypes();
+
+  bool CanUseDXVA(IMFMediaType* aType);
+
+  // Video frame geometry.
+  VideoInfo mVideoInfo;
+  uint32_t mVideoStride;
+  nsIntSize mImageSize;
+
+  RefPtr<layers::ImageContainer> mImageContainer;
+  RefPtr<layers::KnowsCompositor> mKnowsCompositor;
+  nsAutoPtr<DXVA2Manager> mDXVA2Manager;
+
+  RefPtr<IMFSample> mLastInput;
+  float mLastDuration;
+  int64_t mLastTime = 0;
+  bool mDraining = false;
+  int64_t mSamplesCount = 0;
+
+  bool mDXVAEnabled;
+  bool mUseHwAccel;
+
+  nsCString mDXVAFailureReason;
+
+  enum StreamType {
+    Unknown,
+    H264,
+    VP8,
+    VP9
+  };
+
+  StreamType mStreamType;
+
+  const GUID& GetMFTGUID();
+  const GUID& GetMediaSubtypeGUID();
+
+  uint32_t mNullOutputCount;
+  bool mGotValidOutputAfterNullOutput;
+  bool mGotExcessiveNullOutput;
+  bool mIsValid;
+};
+
+} // namespace mozilla
+
+#endif // WMFVideoMFTManager_h_