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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 // Implementation of a fake VideoCaptureDevice class. Used for testing other | 5 // Implementation of a fake VideoCaptureDevice class. Used for testing other |
6 // video capture classes when no real hardware is available. | 6 // video capture classes when no real hardware is available. |
7 | 7 |
8 #ifndef MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_H_ | 8 #ifndef MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_H_ |
9 #define MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_H_ | 9 #define MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_H_ |
10 | 10 |
11 #include <string> | 11 #include <string> |
12 | 12 |
13 #include "base/memory/scoped_ptr.h" | 13 #include "base/memory/scoped_ptr.h" |
14 #include "base/threading/thread.h" | 14 #include "base/threading/thread.h" |
15 #include "media/video/capture/video_capture_device.h" | 15 #include "media/video/capture/video_capture_device.h" |
16 | 16 |
17 namespace media { | 17 namespace media { |
18 | 18 |
19 class MEDIA_EXPORT FakeVideoCaptureDevice : public VideoCaptureDevice { | 19 class MEDIA_EXPORT FakeVideoCaptureDevice : public VideoCaptureDevice { |
20 public: | 20 public: |
21 static VideoCaptureDevice* Create(const Name& device_name); | 21 static VideoCaptureDevice* Create(const Name& device_name); |
22 virtual ~FakeVideoCaptureDevice(); | 22 virtual ~FakeVideoCaptureDevice(); |
23 // Used for testing. This will make sure the next call to Create will | 23 // Used for testing. This will make sure the next call to Create will |
24 // return NULL; | 24 // return NULL; |
25 static void SetFailNextCreate(); | 25 static void SetFailNextCreate(); |
| 26 static void SetNumberOfFakeDevices(size_t number_of_devices); |
26 | 27 |
27 static void GetDeviceNames(Names* device_names); | 28 static void GetDeviceNames(Names* device_names); |
28 static void GetDeviceSupportedFormats(const Name& device, | 29 static void GetDeviceSupportedFormats(const Name& device, |
29 VideoCaptureCapabilities* formats); | 30 VideoCaptureCapabilities* formats); |
30 | 31 |
31 // VideoCaptureDevice implementation. | 32 // VideoCaptureDevice implementation. |
32 virtual void AllocateAndStart(const VideoCaptureParams& params, | 33 virtual void AllocateAndStart(const VideoCaptureParams& params, |
33 scoped_ptr<VideoCaptureDevice::Client> client) | 34 scoped_ptr<VideoCaptureDevice::Client> client) |
34 OVERRIDE; | 35 OVERRIDE; |
35 virtual void StopAndDeAllocate() OVERRIDE; | 36 virtual void StopAndDeAllocate() OVERRIDE; |
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57 scoped_ptr<uint8[]> fake_frame_; | 58 scoped_ptr<uint8[]> fake_frame_; |
58 int frame_count_; | 59 int frame_count_; |
59 VideoCaptureFormat capture_format_; | 60 VideoCaptureFormat capture_format_; |
60 | 61 |
61 // When the device is configured as mutating video captures, this vector | 62 // When the device is configured as mutating video captures, this vector |
62 // holds the available ones which are used in sequence, restarting at the end. | 63 // holds the available ones which are used in sequence, restarting at the end. |
63 std::vector<VideoCaptureFormat> format_roster_; | 64 std::vector<VideoCaptureFormat> format_roster_; |
64 int format_roster_index_; | 65 int format_roster_index_; |
65 | 66 |
66 static bool fail_next_create_; | 67 static bool fail_next_create_; |
| 68 static size_t number_of_devices_; |
67 | 69 |
68 DISALLOW_COPY_AND_ASSIGN(FakeVideoCaptureDevice); | 70 DISALLOW_COPY_AND_ASSIGN(FakeVideoCaptureDevice); |
69 }; | 71 }; |
70 | 72 |
71 } // namespace media | 73 } // namespace media |
72 | 74 |
73 #endif // MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_H_ | 75 #endif // MEDIA_VIDEO_CAPTURE_FAKE_VIDEO_CAPTURE_DEVICE_H_ |
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