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These constants contain the names of state variables evented by the AVTransport service.
const LPCWSTR // TransportInfo TransportState = L"TransportState", TransportStatus = L"TransportStatus", PlaySpeed = L"TransportPlaySpeed", // PositionInfo CurrentTrack = L"CurrentTrack", CurrentTrackDuration = L"CurrentTrackDuration", CurrentTrackMetaData = L"CurrentTrackMetaData", CurrentTrackURI = L"CurrentTrackURI", RelTime = L"RelativeTimePosition", AbsTime = L"AbsoluteTimePosition", RelCounter = L"RelativeCounterPosition", AbsCounter = L"AbsoluteCounterPosition", // DeviceCapabilities PossiblePlayMedia = L"PossiblePlaybackStorageMedia", PossibleRecMedia = L"PossibleRecordStorageMedia", PossibleRecQualityModes = L"PossibleRecordQualityModes", // TransportSettings PlayMode = L"CurrentPlayMode", RecQualityMode = L"CurrentRecordQualityMode", // CurrentTransportActions CurrentTransportActions = L"CurrentTransportActions", // MediaInfo NrTracks = L"NumberOfTracks", MediaDuration = L"CurrentMediaDuration", CurrentURI = L"AVTransportURI", CurrentURIMetaData = L"AVTransportURIMetaData", NextURI = L"NextAVTransportURI", NextURIMetaData = L"NextAVTransportURIMetaData", PlaybackMedia = L"PlaybackStorageMedium", RecordMedia = L"RecordStorageMedium", WriteStatus = L"RecordMediumWriteStatus";
Remarks
Using IEventSink::OnStateChanged, applications that use or implement the AVTransport service use these constants to receive and send event notifications when evented state variables change.
Requirements
OS Versions: Windows CE 5.0 and later.
Header: Av_upnp.h.
Link Library: Av_upnp.lib.
C++ Namespace: av_upnp::AVTransportState.
See Also
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