#pragma once
namespace WebCore {
class MediaProducer {
public:
enum MediaState {
IsNotPlaying = 0,
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,
AudioCaptureMask = HasActiveAudioCaptureDevice | HasMutedAudioCaptureDevice | HasInterruptedAudioCaptureDevice,
VideoCaptureMask = HasActiveVideoCaptureDevice | HasMutedVideoCaptureDevice | HasInterruptedVideoCaptureDevice,
MediaCaptureMask = AudioCaptureMask | VideoCaptureMask,
};
typedef unsigned MediaStateFlags;
static bool isCapturing(MediaStateFlags state) { return (state & HasActiveAudioCaptureDevice) || (state & HasActiveVideoCaptureDevice) || (state & HasMutedAudioCaptureDevice) || (state & HasMutedVideoCaptureDevice); }
virtual MediaStateFlags mediaState() const = 0;
enum MutedState {
NoneMuted = 0,
AudioIsMuted = 1 << 0,
CaptureDevicesAreMuted = 1 << 1,
};
typedef unsigned MutedStateFlags;
virtual void pageMutedStateDidChange() = 0;
protected:
virtual ~MediaProducer() = default;
};
}