| // Copyright 2015 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_RENDERER_PEPPER_PEPPER_PLATFORM_CAMERA_DEVICE_H_ |
| #define CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CAMERA_DEVICE_H_ |
| |
| #include <memory> |
| #include <string> |
| |
| #include "base/callback.h" |
| #include "base/compiler_specific.h" |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "base/threading/thread_checker.h" |
| #include "media/capture/video_capture_types.h" |
| #include "third_party/blink/public/common/media/video_capture.h" |
| |
| namespace content { |
| class PepperMediaDeviceManager; |
| class PepperCameraDeviceHost; |
| |
| // This object must only be used on the thread it's constructed on. |
| class PepperPlatformCameraDevice { |
| public: |
| PepperPlatformCameraDevice(int render_frame_id, |
| const std::string& device_id, |
| PepperCameraDeviceHost* handler); |
| ~PepperPlatformCameraDevice(); |
| |
| // Detaches the event handler and stops sending notifications to it. |
| void DetachEventHandler(); |
| |
| void GetSupportedVideoCaptureFormats(); |
| |
| private: |
| void OnDeviceOpened(int request_id, bool succeeded, const std::string& label); |
| |
| // Called by VideoCaptureImplManager. |
| void OnDeviceSupportedFormatsEnumerated( |
| const media::VideoCaptureFormats& formats); |
| |
| // Can return NULL if the RenderFrame referenced by |render_frame_id_| has |
| // gone away. |
| PepperMediaDeviceManager* GetMediaDeviceManager(); |
| |
| const int render_frame_id_; |
| const std::string device_id_; |
| |
| std::string label_; |
| int session_id_; |
| base::Closure release_device_cb_; |
| |
| PepperCameraDeviceHost* handler_; |
| |
| // Whether we have a pending request to open a device. We have to make sure |
| // there isn't any pending request before this object goes away. |
| bool pending_open_device_; |
| int pending_open_device_id_; |
| |
| base::ThreadChecker thread_checker_; |
| |
| base::WeakPtrFactory<PepperPlatformCameraDevice> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PepperPlatformCameraDevice); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_CAMERA_DEVICE_H_ |