[Mojo Video Capture] Adapt video_capture service to refactored video capture stack

services/video_capture/public/cpp/receiver_media_to_mojo_adapter.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 SERVICES_VIDEO_CAPTURE_PUBLIC_CPP_RECEIVER_MEDIA_TO_MOJO_ADAPTER_H_
+#define SERVICES_VIDEO_CAPTURE_PUBLIC_CPP_RECEIVER_MEDIA_TO_MOJO_ADAPTER_H_
+
+#include "media/capture/video/video_frame_receiver.h"
+#include "services/video_capture/public/interfaces/receiver.mojom.h"
+
+namespace video_capture {
+
+// Adapter that allows a media::VideoFrameReceiver to be used in place of
+// a mojom::VideoFrameReceiver.
+class ReceiverMediaToMojoAdapter : public mojom::Receiver {
+ public:
+  ReceiverMediaToMojoAdapter(
+      std::unique_ptr<media::VideoFrameReceiver> receiver);
+  ~ReceiverMediaToMojoAdapter() override;
+
+  // video_capture::mojom::Receiver:
+  void OnNewBufferHandle(int32_t buffer_id,
+                         mojo::ScopedSharedBufferHandle buffer_handle) override;
+  void OnFrameReadyInBuffer(
+      int32_t buffer_id,
+      int32_t frame_feedback_id,
+      mojom::ScopedAccessPermissionPtr access_permission,
+      media::mojom::VideoFrameInfoPtr frame_info) override;
+  void OnBufferRetired(int32_t buffer_id) override;
+  void OnError() override;
+  void OnLog(const std::string& message) override;
+
+ private:
+  std::unique_ptr<media::VideoFrameReceiver> receiver_;
+};
+
+}  // namespace video_capture
+
+#endif  // SERVICES_VIDEO_CAPTURE_PUBLIC_CPP_RECEIVER_MEDIA_TO_MOJO_ADAPTER_H_