| // 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 SERVICES_VIDEO_CAPTURE_VIRTUAL_DEVICE_ENABLED_DEVICE_FACTORY_H_ |
| #define SERVICES_VIDEO_CAPTURE_VIRTUAL_DEVICE_ENABLED_DEVICE_FACTORY_H_ |
| |
| #include <map> |
| |
| #include "mojo/public/cpp/bindings/binding.h" |
| #include "services/service_manager/public/cpp/service_context_ref.h" |
| #include "services/video_capture/public/interfaces/device.mojom.h" |
| #include "services/video_capture/public/interfaces/device_factory.mojom.h" |
| #include "services/video_capture/public/interfaces/virtual_device.mojom.h" |
| |
| namespace video_capture { |
| |
| class VirtualDeviceMojoAdapter; |
| |
| // Decorator that adds support for virtual devices to a given |
| // mojom::DeviceFactory. |
| class VirtualDeviceEnabledDeviceFactory : public mojom::DeviceFactory { |
| public: |
| VirtualDeviceEnabledDeviceFactory( |
| std::unique_ptr<service_manager::ServiceContextRef> service_ref, |
| std::unique_ptr<mojom::DeviceFactory> factory); |
| ~VirtualDeviceEnabledDeviceFactory() override; |
| |
| // mojom::DeviceFactory implementation. |
| void GetDeviceInfos(GetDeviceInfosCallback callback) override; |
| void CreateDevice(const std::string& device_id, |
| mojom::DeviceRequest device_request, |
| CreateDeviceCallback callback) override; |
| void AddVirtualDevice(const media::VideoCaptureDeviceInfo& device_info, |
| mojom::ProducerPtr producer, |
| mojom::VirtualDeviceRequest virtual_device) override; |
| |
| private: |
| struct VirtualDeviceEntry { |
| VirtualDeviceEntry(); |
| ~VirtualDeviceEntry(); |
| VirtualDeviceEntry(VirtualDeviceEntry&& other); |
| VirtualDeviceEntry& operator=(VirtualDeviceEntry&& other); |
| |
| std::unique_ptr<VirtualDeviceMojoAdapter> device; |
| std::unique_ptr<mojo::Binding<mojom::VirtualDevice>> producer_binding; |
| std::unique_ptr<mojo::Binding<mojom::Device>> consumer_binding; |
| }; |
| |
| void OnGetDeviceInfos( |
| GetDeviceInfosCallback callback, |
| const std::vector<media::VideoCaptureDeviceInfo>& device_infos); |
| |
| void OnVirtualDeviceProducerConnectionErrorOrClose( |
| const std::string& device_id); |
| void OnVirtualDeviceConsumerConnectionErrorOrClose( |
| const std::string& device_id); |
| |
| std::map<std::string, VirtualDeviceEntry> virtual_devices_by_id_; |
| const std::unique_ptr<service_manager::ServiceContextRef> service_ref_; |
| const std::unique_ptr<mojom::DeviceFactory> device_factory_; |
| |
| base::WeakPtrFactory<VirtualDeviceEnabledDeviceFactory> weak_factory_; |
| DISALLOW_COPY_AND_ASSIGN(VirtualDeviceEnabledDeviceFactory); |
| }; |
| |
| } // namespace video_capture |
| |
| #endif // SERVICES_VIDEO_CAPTURE_VIRTUAL_DEVICE_ENABLED_DEVICE_FACTORY_H_ |