desktop_capture_device.h revision a1401311d1ab56c4ed0a474bd38c108f75cb0cd9
1ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// Copyright (c) 2013 The Chromium Authors. All rights reserved. 2ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// Use of this source code is governed by a BSD-style license that can be 3ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// found in the LICENSE file. 4ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 5a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#ifndef CONTENT_BROWSER_MEDIA_CAPTURE_DESKTOP_CAPTURE_DEVICE_H_ 6a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#define CONTENT_BROWSER_MEDIA_CAPTURE_DESKTOP_CAPTURE_DEVICE_H_ 7ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 8ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch#include "base/memory/ref_counted.h" 9ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch#include "base/memory/scoped_ptr.h" 10ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch#include "content/common/content_export.h" 11ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch#include "media/video/capture/video_capture_device.h" 12ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 13ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdochnamespace base { 14ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdochclass SequencedTaskRunner; 15ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch} // namespace base 16ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 17ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdochnamespace webrtc { 18ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdochclass DesktopCapturer; 19ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch} // namespace webrtc 20ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 21ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdochnamespace content { 22ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 23ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdochstruct DesktopMediaID; 24ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 25ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// DesktopCaptureDevice implements VideoCaptureDevice for screens and windows. 26ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// It's essentially an adapter between webrtc::DesktopCapturer and 27ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch// VideoCaptureDevice. 284e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)class CONTENT_EXPORT DesktopCaptureDevice : public media::VideoCaptureDevice { 29ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch public: 30ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // Creates capturer for the specified |source| and then creates 31ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // DesktopCaptureDevice for it. May return NULL in case of a failure (e.g. if 32ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // requested window was destroyed). 33ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch static scoped_ptr<media::VideoCaptureDevice> Create( 34ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const DesktopMediaID& source); 35ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 36ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch DesktopCaptureDevice(scoped_refptr<base::SequencedTaskRunner> task_runner, 37ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch scoped_ptr<webrtc::DesktopCapturer> desktop_capturer); 38ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch virtual ~DesktopCaptureDevice(); 39ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 40ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch // VideoCaptureDevice interface. 41f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) virtual void AllocateAndStart(const media::VideoCaptureParams& params, 42f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) scoped_ptr<Client> client) OVERRIDE; 434e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) virtual void StopAndDeAllocate() OVERRIDE; 44ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 45ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch private: 46ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch class Core; 47ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch scoped_refptr<Core> core_; 48ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 49ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch DISALLOW_COPY_AND_ASSIGN(DesktopCaptureDevice); 50ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch}; 51ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 52ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch} // namespace content 53ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch 54a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles)#endif // CONTENT_BROWSER_MEDIA_CAPTURE_DESKTOP_CAPTURE_DEVICE_H_ 55