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/*
* Copyright (C) 2014 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE INC. 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
#include <wtf/OptionSet.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class MediaProducer;
}
namespace WTF {
template<typename T> struct IsDeprecatedWeakRefSmartPointerException;
template<> struct IsDeprecatedWeakRefSmartPointerException<WebCore::MediaProducer> : std::true_type { };
}
namespace WebCore {
enum class MediaProducerMediaState : uint32_t {
IsPlayingAudio = 1 << 0,
IsPlayingVideo = 1 << 1,
IsPlayingToExternalDevice = 1 << 2,
RequiresPlaybackTargetMonitoring = 1 << 3,
ExternalDeviceAutoPlayCandidate = 1 << 4,
DidPlayToEnd = 1 << 5,
IsSourceElementPlaying = 1 << 6,
IsNextTrackControlEnabled = 1 << 7,
IsPreviousTrackControlEnabled = 1 << 8,
HasPlaybackTargetAvailabilityListener = 1 << 9,
HasAudioOrVideo = 1 << 10,
HasActiveAudioCaptureDevice = 1 << 11,
HasActiveVideoCaptureDevice = 1 << 12,
HasMutedAudioCaptureDevice = 1 << 13,
HasMutedVideoCaptureDevice = 1 << 14,
HasInterruptedAudioCaptureDevice = 1 << 15,
HasInterruptedVideoCaptureDevice = 1 << 16,
HasUserInteractedWithMediaElement = 1 << 17,
HasActiveScreenCaptureDevice = 1 << 18,
HasMutedScreenCaptureDevice = 1 << 19,
HasInterruptedScreenCaptureDevice = 1 << 20,
HasActiveWindowCaptureDevice = 1 << 21,
HasMutedWindowCaptureDevice = 1 << 22,
HasInterruptedWindowCaptureDevice = 1 << 23,
HasActiveSystemAudioCaptureDevice = 1 << 24,
HasMutedSystemAudioCaptureDevice = 1 << 25,
HasInterruptedSystemAudioCaptureDevice = 1 << 26,
HasStreamingActivity = 1 << 27,
};
using MediaProducerMediaStateFlags = OptionSet<MediaProducerMediaState>;
enum class MediaProducerMediaCaptureKind : uint8_t {
Microphone = 1 << 0,
Camera = 1 << 1,
Display = 1 << 2,
SystemAudio = 1 << 3,
EveryKind = 1 << 4,
};
enum class MediaProducerMutedState : uint8_t {
AudioIsMuted = 1 << 0,
AudioCaptureIsMuted = 1 << 1,
VideoCaptureIsMuted = 1 << 2,
ScreenCaptureIsMuted = 1 << 3,
WindowCaptureIsMuted = 1 << 4,
SystemAudioCaptureIsMuted = 1 << 5,
};
using MediaProducerMutedStateFlags = OptionSet<MediaProducerMutedState>;
class MediaProducer : public CanMakeWeakPtr<MediaProducer> {
public:
using MediaState = MediaProducerMediaState;
using MutedState = MediaProducerMutedState;
using MediaStateFlags = MediaProducerMediaStateFlags;
using MutedStateFlags = MediaProducerMutedStateFlags;
static constexpr MediaStateFlags IsNotPlaying = { };
static constexpr MediaStateFlags MicrophoneCaptureMask = { MediaState::HasActiveAudioCaptureDevice, MediaState::HasMutedAudioCaptureDevice, MediaState::HasInterruptedAudioCaptureDevice };
static constexpr MediaStateFlags VideoCaptureMask = { MediaState::HasActiveVideoCaptureDevice, MediaState::HasMutedVideoCaptureDevice, MediaState::HasInterruptedVideoCaptureDevice };
static constexpr MediaStateFlags ScreenCaptureMask = { MediaState::HasActiveScreenCaptureDevice, MediaState::HasMutedScreenCaptureDevice, MediaState::HasInterruptedScreenCaptureDevice };
static constexpr MediaStateFlags WindowCaptureMask = { MediaState::HasActiveWindowCaptureDevice, MediaState::HasMutedWindowCaptureDevice, MediaState::HasInterruptedWindowCaptureDevice };
static constexpr MediaStateFlags ActiveDisplayCaptureMask = { MediaState::HasActiveScreenCaptureDevice, MediaState::HasActiveWindowCaptureDevice };
static constexpr MediaStateFlags MutedDisplayCaptureMask = { MediaState::HasMutedScreenCaptureDevice, MediaState::HasMutedWindowCaptureDevice };
static constexpr MediaStateFlags DisplayCaptureMask = { ActiveDisplayCaptureMask | MutedDisplayCaptureMask };
static constexpr MediaStateFlags SystemAudioCaptureMask = { MediaState::HasActiveSystemAudioCaptureDevice, MediaState::HasMutedSystemAudioCaptureDevice, MediaState::HasInterruptedSystemAudioCaptureDevice };
static constexpr MediaStateFlags ActiveCaptureMask = { MediaState::HasActiveAudioCaptureDevice, MediaState::HasActiveVideoCaptureDevice, MediaState::HasActiveScreenCaptureDevice, MediaState::HasActiveWindowCaptureDevice, MediaState::HasActiveSystemAudioCaptureDevice };
static constexpr MediaStateFlags MutedCaptureMask = { MediaState::HasMutedAudioCaptureDevice, MediaState::HasMutedVideoCaptureDevice, MediaState::HasMutedScreenCaptureDevice, MediaState::HasMutedWindowCaptureDevice, MediaState::HasMutedSystemAudioCaptureDevice };
static constexpr MediaStateFlags MediaCaptureMask = {
MediaState::HasActiveAudioCaptureDevice,
MediaState::HasMutedAudioCaptureDevice,
MediaState::HasInterruptedAudioCaptureDevice,
MediaState::HasActiveVideoCaptureDevice,
MediaState::HasMutedVideoCaptureDevice,
MediaState::HasInterruptedVideoCaptureDevice,
MediaState::HasActiveScreenCaptureDevice,
MediaState::HasMutedScreenCaptureDevice,
MediaState::HasInterruptedScreenCaptureDevice,
MediaState::HasActiveWindowCaptureDevice,
MediaState::HasMutedWindowCaptureDevice,
MediaState::HasInterruptedWindowCaptureDevice,
MediaState::HasActiveSystemAudioCaptureDevice,
MediaState::HasMutedSystemAudioCaptureDevice,
MediaState::HasInterruptedSystemAudioCaptureDevice
};
static constexpr MediaStateFlags IsCapturingAudioMask = { MicrophoneCaptureMask | SystemAudioCaptureMask };
static constexpr MediaStateFlags IsCapturingVideoMask = { VideoCaptureMask | DisplayCaptureMask };
static bool isCapturing(MediaStateFlags state) { return state.containsAny(ActiveCaptureMask) || state.containsAny(MutedCaptureMask); }
virtual MediaStateFlags mediaState() const = 0;
static constexpr MutedStateFlags AudioAndVideoCaptureIsMuted = { MutedState::AudioCaptureIsMuted, MutedState::VideoCaptureIsMuted };
static constexpr MutedStateFlags MediaStreamCaptureIsMuted = { MutedState::AudioCaptureIsMuted, MutedState::VideoCaptureIsMuted, MutedState::ScreenCaptureIsMuted, MutedState::WindowCaptureIsMuted, MutedState::SystemAudioCaptureIsMuted };
virtual void visibilityAdjustmentStateDidChange() { }
virtual void pageMutedStateDidChange() = 0;
protected:
virtual ~MediaProducer() = default;
};
} // namespace WebCore
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