Correctly handle reusing reset picture buffers.

media/gpu/dxva_picture_buffer_win.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_GPU_DXVA_PICTURE_BUFFER_WIN_H_
 #define MEDIA_GPU_DXVA_PICTURE_BUFFER_WIN_H_
 
 #include <d3d11.h>
 #include <d3d9.h>
 #include <mfidl.h>
@@ skipping 145 matching lines @@
   bool CopyOutputSampleDataToPictureBuffer(DXVAVideoDecodeAccelerator* decoder,
                                            IDirect3DSurface9* dest_surface,
                                            ID3D11Texture2D* dx11_texture,
                                            int input_buffer_id) override;
   bool CopySurfaceComplete(IDirect3DSurface9* src_surface,
                            IDirect3DSurface9* dest_surface) override;
 
  private:
   EGLStreamKHR stream_;
 
+  // True if the copy has been completed and it has not been set for reuse
+  // yet.
+  bool frame_in_consumer_ = false;
+
   // This ID3D11Texture2D interface pointer is used to hold a reference to the
   // MFT decoder texture during the course of a copy operation. This reference
   // is released when the copy completes.
   base::win::ScopedComPtr<ID3D11Texture2D> dx11_decoding_texture_;
 
   base::win::ScopedComPtr<IDXGIKeyedMutex> egl_keyed_mutex_;
   base::win::ScopedComPtr<IDXGIKeyedMutex> dx11_keyed_mutex_;
 
   HANDLE texture_share_handle_;
   // This is the texture (created on ANGLE's device) that will be put in the
   // EGLStream.
   base::win::ScopedComPtr<ID3D11Texture2D> angle_copy_texture_;
   // This is another copy of that shared resource that will be copied to from
   // the decoder.
   base::win::ScopedComPtr<ID3D11Texture2D> decoder_copy_texture_;
 
   // This is the last value that was used to release the keyed mutex.
   uint64_t keyed_mutex_value_ = 0;
 };
 
 }  // namespace media
 
 #endif  // MEDIA_GPU_DXVA_PICTURE_BUFFER_WIN_H_