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Side by Side Diff: content/browser/media/capture/web_contents_video_capture_device.h

Issue 2214533002: move //media/capture to //device/capture (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 4 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CONTENT_BROWSER_MEDIA_CAPTURE_WEB_CONTENTS_VIDEO_CAPTURE_DEVICE_H_ 5 #ifndef CONTENT_BROWSER_MEDIA_CAPTURE_WEB_CONTENTS_VIDEO_CAPTURE_DEVICE_H_
6 #define CONTENT_BROWSER_MEDIA_CAPTURE_WEB_CONTENTS_VIDEO_CAPTURE_DEVICE_H_ 6 #define CONTENT_BROWSER_MEDIA_CAPTURE_WEB_CONTENTS_VIDEO_CAPTURE_DEVICE_H_
7 7
8 #include <memory> 8 #include <memory>
9 #include <string> 9 #include <string>
10 10
11 #include "base/macros.h" 11 #include "base/macros.h"
12 #include "content/common/content_export.h" 12 #include "content/common/content_export.h"
13 #include "media/capture/content/screen_capture_device_core.h" 13 #include "device/capture/content/screen_capture_device_core.h"
14 #include "media/capture/video/video_capture_device.h" 14 #include "device/capture/video/video_capture_device.h"
15 15
16 namespace content { 16 namespace content {
17 17
18 // A virtualized VideoCaptureDevice that mirrors the displayed contents of a 18 // A virtualized VideoCaptureDevice that mirrors the displayed contents of a
19 // WebContents (i.e., the composition of an entire render frame tree), producing 19 // WebContents (i.e., the composition of an entire render frame tree), producing
20 // a stream of video frames. 20 // a stream of video frames.
21 // 21 //
22 // An instance is created by providing a device_id. The device_id contains 22 // An instance is created by providing a device_id. The device_id contains
23 // information necessary for finding a WebContents instance. From then on, 23 // information necessary for finding a WebContents instance. From then on,
24 // WebContentsVideoCaptureDevice will capture from the RenderWidgetHost that 24 // WebContentsVideoCaptureDevice will capture from the RenderWidgetHost that
25 // encompasses the currently active RenderFrameHost tree for that that 25 // encompasses the currently active RenderFrameHost tree for that that
26 // WebContents instance. As the RenderFrameHost tree mutates (e.g., due to page 26 // WebContents instance. As the RenderFrameHost tree mutates (e.g., due to page
27 // navigations, or crashes/reloads), capture will continue without interruption. 27 // navigations, or crashes/reloads), capture will continue without interruption.
28 class CONTENT_EXPORT WebContentsVideoCaptureDevice 28 class CONTENT_EXPORT WebContentsVideoCaptureDevice
29 : public media::VideoCaptureDevice { 29 : public device::VideoCaptureDevice {
30 public: 30 public:
31 // Create a WebContentsVideoCaptureDevice instance from the given 31 // Create a WebContentsVideoCaptureDevice instance from the given
32 // |device_id|. Returns NULL if |device_id| is invalid. 32 // |device_id|. Returns NULL if |device_id| is invalid.
33 static media::VideoCaptureDevice* Create(const std::string& device_id); 33 static device::VideoCaptureDevice* Create(const std::string& device_id);
34 34
35 ~WebContentsVideoCaptureDevice() override; 35 ~WebContentsVideoCaptureDevice() override;
36 36
37 // VideoCaptureDevice implementation. 37 // VideoCaptureDevice implementation.
38 void AllocateAndStart(const media::VideoCaptureParams& params, 38 void AllocateAndStart(const device::VideoCaptureParams& params,
39 std::unique_ptr<Client> client) override; 39 std::unique_ptr<Client> client) override;
40 void RequestRefreshFrame() override; 40 void RequestRefreshFrame() override;
41 void StopAndDeAllocate() override; 41 void StopAndDeAllocate() override;
42 42
43 private: 43 private:
44 WebContentsVideoCaptureDevice( 44 WebContentsVideoCaptureDevice(
45 int render_process_id, 45 int render_process_id,
46 int main_render_frame_id, 46 int main_render_frame_id,
47 bool enable_auto_throttling); 47 bool enable_auto_throttling);
48 48
49 const std::unique_ptr<media::ScreenCaptureDeviceCore> core_; 49 const std::unique_ptr<device::ScreenCaptureDeviceCore> core_;
50 50
51 DISALLOW_COPY_AND_ASSIGN(WebContentsVideoCaptureDevice); 51 DISALLOW_COPY_AND_ASSIGN(WebContentsVideoCaptureDevice);
52 }; 52 };
53 53
54 54
55 } // namespace content 55 } // namespace content
56 56
57 #endif // CONTENT_BROWSER_MEDIA_CAPTURE_WEB_CONTENTS_VIDEO_CAPTURE_DEVICE_H_ 57 #endif // CONTENT_BROWSER_MEDIA_CAPTURE_WEB_CONTENTS_VIDEO_CAPTURE_DEVICE_H_
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