1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// Implementation of a VideoCaptureDeviceFactory class for Mac. 6 7#ifndef MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_MAC_H_ 8#define MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_MAC_H_ 9 10#include "media/video/capture/video_capture_device_factory.h" 11 12namespace media { 13 14// Extension of VideoCaptureDeviceFactory to create and manipulate Mac devices. 15class MEDIA_EXPORT VideoCaptureDeviceFactoryMac : 16 public VideoCaptureDeviceFactory { 17 public: 18 static bool PlatformSupportsAVFoundation(); 19 20 explicit VideoCaptureDeviceFactoryMac( 21 scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner); 22 virtual ~VideoCaptureDeviceFactoryMac(); 23 24 virtual scoped_ptr<VideoCaptureDevice> Create( 25 const VideoCaptureDevice::Name& device_name) OVERRIDE; 26 virtual void GetDeviceNames(VideoCaptureDevice::Names* device_names) OVERRIDE; 27 virtual void EnumerateDeviceNames(const base::Callback< 28 void(scoped_ptr<media::VideoCaptureDevice::Names>)>& callback) OVERRIDE; 29 virtual void GetDeviceSupportedFormats( 30 const VideoCaptureDevice::Name& device, 31 VideoCaptureFormats* supported_formats) OVERRIDE; 32 33 private: 34 // Cache of |ui_task_runner| for enumerating devices there for QTKit. 35 scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner_; 36 37 DISALLOW_COPY_AND_ASSIGN(VideoCaptureDeviceFactoryMac); 38}; 39 40} // namespace media 41 42#endif // MEDIA_VIDEO_CAPTURE_VIDEO_CAPTURE_DEVICE_FACTORY_MAC_H_ 43