blob: 5d19ccbcbe0151a6ce496015ffcba4621ae431bb [file] [log] [blame]
/*
* Copyright (C) 2011 Ericsson AB. All rights reserved.
* Copyright (C) 2012 Google Inc. All rights reserved.
* Copyright (C) 2013-2018 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Ericsson nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(MEDIA_STREAM)
#include "ExceptionOr.h"
#include "MediaStreamRequest.h"
#include "RealtimeMediaSource.h"
#include "RealtimeMediaSourceFactory.h"
#include "RealtimeMediaSourceSupportedConstraints.h"
#include <wtf/Function.h>
#include <wtf/RefPtr.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class CaptureDevice;
class CaptureDeviceManager;
class RealtimeMediaSourceSettings;
class RealtimeMediaSourceSupportedConstraints;
class TrackSourceInfo;
struct MediaConstraints;
class RealtimeMediaSourceCenter {
public:
~RealtimeMediaSourceCenter();
WEBCORE_EXPORT static RealtimeMediaSourceCenter& singleton();
using ValidConstraintsHandler = Function<void(Vector<CaptureDevice>&& audioDeviceUIDs, Vector<CaptureDevice>&& videoDeviceUIDs, String&&)>;
using InvalidConstraintsHandler = Function<void(const String& invalidConstraint)>;
WEBCORE_EXPORT void validateRequestConstraints(ValidConstraintsHandler&&, InvalidConstraintsHandler&&, const MediaStreamRequest&, String&&);
using NewMediaStreamHandler = Function<void(RefPtr<MediaStreamPrivate>&&)>;
void createMediaStream(Ref<const Logger>&&, NewMediaStreamHandler&&, String&&, CaptureDevice&& audioDevice, CaptureDevice&& videoDevice, const MediaStreamRequest&);
WEBCORE_EXPORT Vector<CaptureDevice> getMediaStreamDevices();
const RealtimeMediaSourceSupportedConstraints& supportedConstraints() { return m_supportedConstraints; }
WEBCORE_EXPORT AudioCaptureFactory& audioCaptureFactory();
WEBCORE_EXPORT void setAudioCaptureFactory(AudioCaptureFactory&);
WEBCORE_EXPORT void unsetAudioCaptureFactory(AudioCaptureFactory&);
WEBCORE_EXPORT VideoCaptureFactory& videoCaptureFactory();
WEBCORE_EXPORT void setVideoCaptureFactory(VideoCaptureFactory&);
WEBCORE_EXPORT void unsetVideoCaptureFactory(VideoCaptureFactory&);
WEBCORE_EXPORT DisplayCaptureFactory& displayCaptureFactory();
WEBCORE_EXPORT void setDisplayCaptureFactory(DisplayCaptureFactory&);
WEBCORE_EXPORT void unsetDisplayCaptureFactory(DisplayCaptureFactory&);
WEBCORE_EXPORT String hashStringWithSalt(const String& id, const String& hashSalt);
WEBCORE_EXPORT void setDevicesChangedObserver(std::function<void()>&&);
void setCapturePageState(bool interrupted, bool pageMuted);
void captureDevicesChanged();
WEBCORE_EXPORT static bool shouldInterruptAudioOnPageVisibilityChange();
private:
RealtimeMediaSourceCenter();
friend class NeverDestroyed<RealtimeMediaSourceCenter>;
AudioCaptureFactory& defaultAudioCaptureFactory();
VideoCaptureFactory& defaultVideoCaptureFactory();
DisplayCaptureFactory& defaultDisplayCaptureFactory();
struct DeviceInfo {
unsigned fitnessScore;
CaptureDevice device;
};
void getDisplayMediaDevices(const MediaStreamRequest&, Vector<DeviceInfo>&, String&);
void getUserMediaDevices(const MediaStreamRequest&, String&&, Vector<DeviceInfo>& audioDevices, Vector<DeviceInfo>& videoDevices, String&);
RealtimeMediaSourceSupportedConstraints m_supportedConstraints;
WTF::Function<void()> m_deviceChangedObserver;
AudioCaptureFactory* m_audioCaptureFactoryOverride { nullptr };
VideoCaptureFactory* m_videoCaptureFactoryOverride { nullptr };
DisplayCaptureFactory* m_displayCaptureFactoryOverride { nullptr };
bool m_shouldInterruptAudioOnPageVisibilityChange { false };
};
} // namespace WebCore
#endif // ENABLE(MEDIA_STREAM)