[Mojo Video Capture] Split interface BuildableVideoCaptureDevice

content/browser/renderer_host/media/in_process_launched_video_capture_device.h

 // Copyright 2017 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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_BUILDABLE_VIDEO_CAPTURE_DEVICE_H_
-#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_BUILDABLE_VIDEO_CAPTURE_DEVICE_H_
+#ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_LAUNCHED_VIDEO_CAPTURE_DEVICE_H_
+#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_LAUNCHED_VIDEO_CAPTURE_DEVICE_H_
 
-#include "content/browser/renderer_host/media/video_capture_controller.h"
 #include "content/browser/renderer_host/media/video_capture_provider.h"
-#include "content/public/common/media_stream_request.h"
 #include "media/capture/video/video_capture_device.h"
-#include "media/capture/video/video_capture_device_client.h"
-#include "media/capture/video/video_capture_device_descriptor.h"
-#include "media/capture/video/video_capture_system.h"
 
 namespace content {
 
-// Implementation of BuildableVideoCaptureDevice that creates capture devices
-// in the same process as it is being operated on, which must be the Browser
-// process. The devices are operated on the given |device_task_runner|.
-// Instances of this class must be operated from the Browser process IO thread.
-class InProcessBuildableVideoCaptureDevice
-    : public BuildableVideoCaptureDevice {
+class InProcessLaunchedVideoCaptureDevice : public LaunchedVideoCaptureDevice {
  public:
-  InProcessBuildableVideoCaptureDevice(
-      scoped_refptr<base::SingleThreadTaskRunner> device_task_runner,
-      media::VideoCaptureSystem* video_capture_system);
-  ~InProcessBuildableVideoCaptureDevice() override;
+  InProcessLaunchedVideoCaptureDevice(
+      std::unique_ptr<media::VideoCaptureDevice> device,
+      scoped_refptr<base::SingleThreadTaskRunner> device_task_runner);
+  ~InProcessLaunchedVideoCaptureDevice() override;
 
-  // BuildableVideoCaptureDevice implementation:
-  void CreateAndStartDeviceAsync(VideoCaptureController* controller,
-                                 const media::VideoCaptureParams& params,
-                                 Callbacks* callbacks,
-                                 base::OnceClosure done_cb) override;
-  void ReleaseDeviceAsync(VideoCaptureController* controller,
-                          base::OnceClosure done_cb) override;
-  bool IsDeviceAlive() const override;
   void GetPhotoCapabilities(
       media::VideoCaptureDevice::GetPhotoCapabilitiesCallback callback)
       const override;
   void SetPhotoOptions(
       media::mojom::PhotoSettingsPtr settings,
       media::VideoCaptureDevice::SetPhotoOptionsCallback callback) override;
   void TakePhoto(
       media::VideoCaptureDevice::TakePhotoCallback callback) override;
   void MaybeSuspendDevice() override;
   void ResumeDevice() override;
   void RequestRefreshFrame() override;
 
   void SetDesktopCaptureWindowIdAsync(gfx::NativeViewId window_id,
                                       base::OnceClosure done_cb) override;
 
+  void OnUtilizationReport(int frame_feedback_id, double utilization) override;
+
  private:
-  using ReceiveDeviceCallback =
-      base::Callback<void(std::unique_ptr<media::VideoCaptureDevice> device)>;
-
-  enum class State {
-    NO_DEVICE,
-    DEVICE_START_IN_PROGRESS,
-    DEVICE_START_ABORTING,
-    DEVICE_STARTED
-  };
-
-  std::unique_ptr<media::VideoCaptureDeviceClient> CreateDeviceClient(
-      int buffer_pool_max_buffer_count,
-      base::WeakPtr<media::VideoFrameReceiver> receiver);
-
-  void OnDeviceStarted(VideoCaptureController* controller,
-                       Callbacks* callbacks,
-                       base::OnceClosure done_cb,
-                       std::unique_ptr<media::VideoCaptureDevice> device);
-
-  void DoStartDeviceCaptureOnDeviceThread(
-      const std::string& device_id,
-      const media::VideoCaptureParams& params,
-      std::unique_ptr<media::VideoCaptureDeviceClient> client,
-      ReceiveDeviceCallback result_callback);
-
-  void DoStartTabCaptureOnDeviceThread(
-      const std::string& device_id,
-      const media::VideoCaptureParams& params,
-      std::unique_ptr<media::VideoCaptureDeviceClient> client,
-      ReceiveDeviceCallback result_callback);
-
-  void DoStartDesktopCaptureOnDeviceThread(
-      const std::string& device_id,
-      const media::VideoCaptureParams& params,
-      std::unique_ptr<media::VideoCaptureDeviceClient> client,
-      ReceiveDeviceCallback result_callback);
-
   void SetDesktopCaptureWindowIdOnDeviceThread(
       media::VideoCaptureDevice* device,
       gfx::NativeViewId window_id,
       base::OnceClosure done_cb);
 
+  std::unique_ptr<media::VideoCaptureDevice> device_;
   const scoped_refptr<base::SingleThreadTaskRunner> device_task_runner_;
-  media::VideoCaptureSystem* const video_capture_system_;
-  std::unique_ptr<media::VideoCaptureDevice> device_;
-  State state_ = State::NO_DEVICE;
 };
 
 }  // namespace content
 
-#endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_BUILDABLE_VIDEO_CAPTURE_DEVICE_H_
+#endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_IN_PROCESS_LAUNCHED_VIDEO_CAPTURE_DEVICE_H_