Use NeverDestroyed instead of DEPRECATED_DEFINE_STATIC_LOCAL
[WebKit-https.git] / Source / WebCore / platform / mediastream / mac / AVCaptureDeviceManager.h
1 /*
2  * Copyright (C) 2013-2015 Apple Inc. All rights reserved.
3  *
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5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25
26 #ifndef AVCaptureDeviceManager_h
27 #define AVCaptureDeviceManager_h
28
29 #if ENABLE(MEDIA_STREAM) && USE(AVFOUNDATION)
30
31 #include "CaptureDeviceManager.h"
32 #include "MediaStreamTrackSourcesRequestClient.h"
33 #include "RealtimeMediaSource.h"
34 #include "RealtimeMediaSourceSupportedConstraints.h"
35 #include <wtf/NeverDestroyed.h>
36 #include <wtf/RetainPtr.h>
37 #include <wtf/text/WTFString.h>
38
39 OBJC_CLASS AVCaptureDevice;
40 OBJC_CLASS AVCaptureSession;
41 OBJC_CLASS NSString;
42 OBJC_CLASS WebCoreAVCaptureDeviceManagerObserver;
43
44 namespace WebCore {
45
46 class AVCaptureSessionInfo : public CaptureSessionInfo {
47 public:
48     AVCaptureSessionInfo(AVCaptureSession*);
49     virtual bool supportsVideoSize(const String&) const override;
50     virtual String bestSessionPresetForVideoDimensions(int width, int height) const override;
51
52 private:
53     AVCaptureSession *m_platformSession;
54 };
55
56 class AVCaptureDeviceManager final : public CaptureDeviceManager {
57     friend class NeverDestroyed<AVCaptureDeviceManager>;
58 public:
59     virtual Vector<CaptureDeviceInfo>& captureDeviceList() override;
60
61     static AVCaptureDeviceManager& singleton();
62
63     virtual RefPtr<RealtimeMediaSource> sourceWithUID(const String&, RealtimeMediaSource::Type, MediaConstraints*) override;
64     virtual Vector<RefPtr<RealtimeMediaSource>> bestSourcesForTypeAndConstraints(RealtimeMediaSource::Type, PassRefPtr<MediaConstraints>) override;
65
66     virtual TrackSourceInfoVector getSourcesInfo(const String&) override;
67     virtual bool verifyConstraintsForMediaType(RealtimeMediaSource::Type, MediaConstraints*, const CaptureSessionInfo*, String&) override;
68
69     void deviceConnected();
70     void deviceDisconnected(AVCaptureDevice*);
71     
72     const RealtimeMediaSourceSupportedConstraints& supportedConstraints();
73
74 protected:
75     static bool isAvailable();
76
77     AVCaptureDeviceManager();
78     virtual ~AVCaptureDeviceManager() override;
79     virtual bool sessionSupportsConstraint(const CaptureSessionInfo*, RealtimeMediaSource::Type, const String& name, const String& value) override;
80     virtual RealtimeMediaSource* createMediaSourceForCaptureDeviceWithConstraints(const CaptureDeviceInfo&, MediaConstraints*) override;
81     virtual CaptureSessionInfo defaultCaptureSession() const override;
82     virtual void refreshCaptureDeviceList() override;
83     virtual bool isSupportedFrameRate(float frameRate) const override;
84
85     void registerForDeviceNotifications();
86
87     RetainPtr<WebCoreAVCaptureDeviceManagerObserver> m_objcObserver;
88     RealtimeMediaSourceSupportedConstraints m_supportedConstraints;
89     Vector<CaptureDeviceInfo> m_devices;
90 };
91
92 } // namespace WebCore
93
94 #endif // ENABLE(MEDIA_STREAM)
95
96 #endif // AVCaptureDeviceManager_h