Enable SurfaceView fullscreen video on Android with WebMediaPlayerImpl

media/filters/gpu_video_decoder.h

 // Copyright (c) 2012 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_FILTERS_GPU_VIDEO_DECODER_H_
 #define MEDIA_FILTERS_GPU_VIDEO_DECODER_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <list>
 #include <map>
 #include <set>
 #include <utility>
 #include <vector>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "media/base/pipeline_status.h"
+#include "media/base/surface_manager.h"
 #include "media/base/video_decoder.h"
 #include "media/video/video_decode_accelerator.h"
 
 template <class T> class scoped_refptr;
 
 namespace base {
 class SharedMemory;
 class SingleThreadTaskRunner;
 }
 
 namespace gpu {
 struct SyncToken;
 }
 
 namespace media {
 
 class DecoderBuffer;
 class GpuVideoAcceleratorFactories;
 class MediaLog;
 
 // GPU-accelerated video decoder implementation.  Relies on
 // AcceleratedVideoDecoderMsg_Decode and friends.  Can be created on any thread
 // but must be accessed and destroyed on GpuVideoAcceleratorFactories's
 // GetMessageLoop().
 class MEDIA_EXPORT GpuVideoDecoder
     : public VideoDecoder,
       public VideoDecodeAccelerator::Client {
  public:
-  explicit GpuVideoDecoder(GpuVideoAcceleratorFactories* factories);
+  explicit GpuVideoDecoder(GpuVideoAcceleratorFactories* factories,
+                           const RequestSurfaceCB& request_surface_cb);
 
   // VideoDecoder implementation.
   std::string GetDisplayName() const override;
   void Initialize(const VideoDecoderConfig& config,
                   bool low_delay,
                   CdmContext* cdm_context,
                   const InitCB& init_cb,
                   const OutputCB& output_cb) override;
+  void CompleteInitialization(int cdm_id, int surface_id);
   void Decode(const scoped_refptr<DecoderBuffer>& buffer,
               const DecodeCB& decode_cb) override;
   void Reset(const base::Closure& closure) override;
   bool NeedsBitstreamConversion() const override;
   bool CanReadWithoutStalling() const override;
   int GetMaxDecodeRequests() const override;
 
   // VideoDecodeAccelerator::Client implementation.
   void NotifyCdmAttached(bool success) override;
   void ProvidePictureBuffers(uint32_t count,
@@ skipping 93 matching lines @@
 
   DecodeCB eos_decode_cb_;
 
   // Not null only during reset.
   base::Closure pending_reset_cb_;
 
   State state_;
 
   VideoDecoderConfig config_;
 
+  // For requesting a suface to render to. If this is null the VDA will return
+  // normal video frames and not render them to a surface.
+  RequestSurfaceCB request_surface_cb_;
+
   // Shared-memory buffer pool.  Since allocating SHM segments requires a
   // round-trip to the browser process, we keep allocation out of the
   // steady-state of the decoder.
   std::vector<SHMBuffer*> available_shm_segments_;
 
   std::map<int32_t, PendingDecoderBuffer> bitstream_buffers_in_decoder_;
   PictureBufferMap assigned_picture_buffers_;
   // PictureBuffers given to us by VDA via PictureReady, which we sent forward
   // as VideoFrames to be rendered via decode_cb_, and which will be returned
   // to us via ReusePictureBuffer.
@@ skipping 35 matching lines @@
   // Bound to factories_->GetMessageLoop().
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<GpuVideoDecoder> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuVideoDecoder);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_GPU_VIDEO_DECODER_H_