Beispiel #1
0
def SetControlValue(hmixer, mixerControl, value):
    """
    Sets the volumne from the pointer of the object passed through

    ' [Note: original source taken from MSDN
    http://support.microsoft.com/default.aspx?scid=KB;EN-US;Q178456&]

    This function sets the value for a volume control. Returns True if
    successful
    """

    valueDetails = MIXERCONTROLDETAILS_UNSIGNED()
    valueDetails.dwValue = value
    mixerControlDetails = MIXERCONTROLDETAILS()
    mixerControlDetails.cbStruct = sizeof(MIXERCONTROLDETAILS)
    mixerControlDetails.item = 0
    mixerControlDetails.dwControlID = mixerControl.dwControlID
    mixerControlDetails.cbDetails = sizeof(valueDetails)
    mixerControlDetails.paDetails = addressof(valueDetails)
    mixerControlDetails.cChannels = 1

    # Set the control value
    rc = mixerSetControlDetails(hmixer, byref(mixerControlDetails), 0)
    if rc != MMSYSERR_NOERROR:
        raise SoundMixerException()
Beispiel #2
0
    def SetControlValue(self, mixer, controlId, value):
        valueDetails = MIXERCONTROLDETAILS_UNSIGNED()
        valueDetails.dwValue = value

        mixerControlDetails = MIXERCONTROLDETAILS()
        mixerControlDetails.cbStruct = sizeof(MIXERCONTROLDETAILS)
        mixerControlDetails.item = 0
        mixerControlDetails.dwControlID = controlId
        mixerControlDetails.cbDetails = sizeof(valueDetails)
        mixerControlDetails.paDetails = addressof(valueDetails)
        mixerControlDetails.cChannels = 1

        rc = mixerSetControlDetails(mixer, byref(mixerControlDetails), 0)
        if rc != MMSYSERR_NOERROR:
            raise SoundMixerException()
Beispiel #3
0
    def SetControlValue(self, mixer, controlId, value):
        valueDetails = MIXERCONTROLDETAILS_UNSIGNED()
        valueDetails.dwValue = value

        mixerControlDetails = MIXERCONTROLDETAILS()
        mixerControlDetails.cbStruct = sizeof(MIXERCONTROLDETAILS)
        mixerControlDetails.item = 0
        mixerControlDetails.dwControlID = controlId
        mixerControlDetails.cbDetails = sizeof(valueDetails)
        mixerControlDetails.paDetails = addressof(valueDetails)
        mixerControlDetails.cChannels = 1

        rc = mixerSetControlDetails(mixer, byref(mixerControlDetails), 0)
        if rc != MMSYSERR_NOERROR:
            raise SoundMixerException()