STREAMPROPS (Windows CE 5.0)

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This structure defines the properties of a waveform audio stream.

typedef struct tagSTREAMPROPS {  DWORD dwClassID;  DWORD dwFlags;} STREAMPROPS, *PSTREAMPROPS;

Members

  • dwClassID
    A DWORD value that identifies the playback class for the waveform audio stream. The following table shows the possible values for this member.
    Flag Description
    WAGC_CLASS_DEFAULT The stream is in the default playback class.
    WAGC_CLASS_NORMAL The stream is in the normal playback class.
    WAGC_CLASS_AUDIO_ALERT The stream is in the audio alert default playback class.
    WAGC_CLASS_SPEECH_ALERT The stream is in the speech alert playback class.
    WAGC_CLASS_SPEECH_NOTIFICATION The stream is in the speech notification playback class.
    WAGC_CLASS_AUDIO_NOTIFICATION The stream is in the audio notification playback class.
    WAGC_CLASS_FORCE_MUTE The stream is in the muted playback class.
    WAGC_CLASS_MAX The value is the upper bound for playback classes. Playback class values higher than this are illegal.
  • dwFlags
    A DWORD value contains a bit mask that contains one or more flags describing the audio stream. The following table shows the possible flags in this bit mask.
    Flag Description
    SPSFL_NOTIFY_GAIN_CHANGE The stream is affected by audio gain classes.
    SPSFL_EXCLUDE The stream not affected by audio gain classes.

Requirements

OS Versions: Windows CE 5.0 and later.
Header: Mmsystem.h.

See Also

Waveform Audio Structures | waveInGetProperty | waveInSetProperty | waveOutGetProperty | waveOutSetProperty | Audio Gain Classes

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