Example #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()
Example #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()
Example #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()
Example #4
0
def GetControlValue(hmixer, mixerControl):
    valueDetails = MIXERCONTROLDETAILS_UNSIGNED()

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

    # Get the control value
    rc = mixerGetControlDetails(hmixer, byref(mixerControlDetails), 0)
    if rc != MMSYSERR_NOERROR:
        raise SoundMixerException()
    return valueDetails.dwValue
Example #5
0
    def OnSelectionChanged(self, event):
        dwControlID = self.GetPyData(event.GetItem())
        panel = self.panel
        panel.DestroyChildren()
        sizer = wx.BoxSizer(wx.VERTICAL)

        idCtrl = wx.StaticText(panel, -1, "ID: " + str(dwControlID))
        sizer.Add(idCtrl)
        if dwControlID is None:
            panel.SetSizerAndFit(sizer)
            return

        mixerControl = MIXERCONTROL()
        mixerLineControls = MIXERLINECONTROLS()
        mixerLineControls.cbStruct = sizeof(MIXERLINECONTROLS)
        mixerLineControls.cControls = 1
        mixerLineControls.dwControlID = dwControlID
        mixerLineControls.pamxctrl = pointer(mixerControl)
        mixerLineControls.cbmxctrl = sizeof(MIXERCONTROL)
        err = mixerGetLineControls(
            self.mixerHandle,
            byref(mixerLineControls),
            MIXER_GETLINECONTROLSF_ONEBYID
        )
        if err:
            print "error", err
            return

        idCtrl = wx.StaticText(panel, -1, "Name: " + mixerControl.szName)
        sizer.Add(idCtrl)

        idCtrl = wx.StaticText(
            panel, -1, "Short Name: " + mixerControl.szShortName
        )
        sizer.Add(idCtrl)

        dwControlType = mixerControl.dwControlType

        controlClass = MIXER_CONTROL_CLASSES[
            dwControlType & MIXERCONTROL_CT_CLASS_MASK
        ]
        idCtrl = wx.StaticText(
            panel, -1, "Classification: " + controlClass["name"]
        )
        sizer.Add(idCtrl)

        controlClassTypeName = controlClass["types"][dwControlType]
        idCtrl = wx.StaticText(panel, -1, "Type: " + controlClassTypeName)
        sizer.Add(idCtrl)

        fdwControl = mixerControl.fdwControl
        cMultipleItems = 0
        numMultipleItems = 1
        flagNames = []
        if fdwControl & MIXERCONTROL_CONTROLF_DISABLED:
            flagNames.append("Disabled")
        if fdwControl & MIXERCONTROL_CONTROLF_MULTIPLE:
            flagNames.append("Multiple(%i)" % mixerControl.cMultipleItems)
            numMultipleItems = mixerControl.cMultipleItems
            cMultipleItems = mixerControl.cMultipleItems
        if fdwControl & MIXERCONTROL_CONTROLF_UNIFORM:
            flagNames.append("Uniform")
        idCtrl = wx.StaticText(panel, -1, "Flags: " + ", ".join(flagNames))
        sizer.Add(idCtrl)

        valueType = CONTROLTYPES[dwControlType][1]
        valueTypeName = MIXERCONTROLDETAILS_NAMES[valueType]
        idCtrl = wx.StaticText(panel, -1, "Value Type: " + valueTypeName)
        sizer.Add(idCtrl)

        if dwControlType == MIXERCONTROL_CONTROLTYPE_CUSTOM:
            cChannels = 0
        elif fdwControl & MIXERCONTROL_CONTROLF_UNIFORM:
            cChannels = 1
        else:
            # TODO: Get the number of channels
            cChannels = 2
        details = (valueType * (cChannels * numMultipleItems))()
        mixerControlDetails = MIXERCONTROLDETAILS()
        mixerControlDetails.cbStruct = sizeof(MIXERCONTROLDETAILS)
        mixerControlDetails.dwControlID = dwControlID
        mixerControlDetails.cChannels = cChannels
        mixerControlDetails.cMultipleItems = cMultipleItems
        mixerControlDetails.cbDetails = sizeof(details)
        mixerControlDetails.paDetails = cast(pointer(details), c_void_p)
        valueType()
        mixerGetControlDetails(
            self.mixerHandle,
            byref(mixerControlDetails),
            MIXER_GETCONTROLDETAILSF_VALUE
        )
        values = []
        for i in range(cChannels * numMultipleItems):
            if valueType == MCD_BOOLEAN:
                values.append(details[i].fValue)
            elif valueType == MCD_SIGNED:
                values.append(details[i].lValue)
            elif valueType == MCD_UNSIGNED:
                values.append(details[i].dwValue)

        idCtrl = wx.StaticText(panel, -1, "Value: %r" % values)
        sizer.Add(idCtrl)

        if (
            dwControlType & MIXERCONTROL_CT_CLASS_MASK ==
            MIXERCONTROL_CT_CLASS_LIST
        ):
            labels = (
                MIXERCONTROLDETAILS_LISTTEXT * (cChannels * numMultipleItems)
            )()
            mixerControlDetails.cbDetails = sizeof(
                MIXERCONTROLDETAILS_LISTTEXT
            )
            mixerControlDetails.paDetails = cast(pointer(labels), c_void_p)
            mixerGetControlDetails(
                self.mixerHandle,
                byref(mixerControlDetails),
                MIXER_GETCONTROLDETAILSF_LISTTEXT
            )
            for i in range(cChannels * numMultipleItems):
                print labels[i].szName
        panel.SetSizerAndFit(sizer)
Example #6
0
    def OnSelectionChanged(self, event):
        dwControlID = self.GetPyData(event.GetItem())
        panel = self.panel
        panel.DestroyChildren()
        sizer = wx.BoxSizer(wx.VERTICAL)

        idCtrl = wx.StaticText(panel, -1, "ID: " + str(dwControlID))
        sizer.Add(idCtrl)
        if dwControlID is None:
            panel.SetSizerAndFit(sizer)
            return

        mixerControl = MIXERCONTROL()
        mixerLineControls = MIXERLINECONTROLS()
        mixerLineControls.cbStruct = sizeof(MIXERLINECONTROLS)
        mixerLineControls.cControls = 1
        mixerLineControls.dwControlID = dwControlID
        mixerLineControls.pamxctrl = pointer(mixerControl)
        mixerLineControls.cbmxctrl = sizeof(MIXERCONTROL)
        err = mixerGetLineControls(self.mixerHandle, byref(mixerLineControls),
                                   MIXER_GETLINECONTROLSF_ONEBYID)
        if err:
            print "error", err
            return

        idCtrl = wx.StaticText(panel, -1, "Name: " + mixerControl.szName)
        sizer.Add(idCtrl)

        idCtrl = wx.StaticText(panel, -1,
                               "Short Name: " + mixerControl.szShortName)
        sizer.Add(idCtrl)

        dwControlType = mixerControl.dwControlType

        controlClass = MIXER_CONTROL_CLASSES[dwControlType
                                             & MIXERCONTROL_CT_CLASS_MASK]
        idCtrl = wx.StaticText(panel, -1,
                               "Classification: " + controlClass["name"])
        sizer.Add(idCtrl)

        controlClassTypeName = controlClass["types"][dwControlType]
        idCtrl = wx.StaticText(panel, -1, "Type: " + controlClassTypeName)
        sizer.Add(idCtrl)

        fdwControl = mixerControl.fdwControl
        cMultipleItems = 0
        numMultipleItems = 1
        flagNames = []
        if fdwControl & MIXERCONTROL_CONTROLF_DISABLED:
            flagNames.append("Disabled")
        if fdwControl & MIXERCONTROL_CONTROLF_MULTIPLE:
            flagNames.append("Multiple(%i)" % mixerControl.cMultipleItems)
            numMultipleItems = mixerControl.cMultipleItems
            cMultipleItems = mixerControl.cMultipleItems
        if fdwControl & MIXERCONTROL_CONTROLF_UNIFORM:
            flagNames.append("Uniform")
        idCtrl = wx.StaticText(panel, -1, "Flags: " + ", ".join(flagNames))
        sizer.Add(idCtrl)

        valueType = CONTROLTYPES[dwControlType][1]
        valueTypeName = MIXERCONTROLDETAILS_NAMES[valueType]
        idCtrl = wx.StaticText(panel, -1, "Value Type: " + valueTypeName)
        sizer.Add(idCtrl)

        if dwControlType == MIXERCONTROL_CONTROLTYPE_CUSTOM:
            cChannels = 0
        elif fdwControl & MIXERCONTROL_CONTROLF_UNIFORM:
            cChannels = 1
        else:
            # TODO: Get the number of channels
            cChannels = 2
        details = (valueType * (cChannels * numMultipleItems))()
        mixerControlDetails = MIXERCONTROLDETAILS()
        mixerControlDetails.cbStruct = sizeof(MIXERCONTROLDETAILS)
        mixerControlDetails.dwControlID = dwControlID
        mixerControlDetails.cChannels = cChannels
        mixerControlDetails.cMultipleItems = cMultipleItems
        mixerControlDetails.cbDetails = sizeof(details)
        mixerControlDetails.paDetails = cast(pointer(details), c_void_p)
        pmxcd = valueType()
        mixerGetControlDetails(self.mixerHandle, byref(mixerControlDetails),
                               MIXER_GETCONTROLDETAILSF_VALUE)
        values = []
        for i in range(cChannels * numMultipleItems):
            if valueType == MCD_BOOLEAN:
                values.append(details[i].fValue)
            elif valueType == MCD_SIGNED:
                values.append(details[i].lValue)
            elif valueType == MCD_UNSIGNED:
                values.append(details[i].dwValue)

        idCtrl = wx.StaticText(panel, -1, "Value: %r" % values)
        sizer.Add(idCtrl)

        if (dwControlType
                & MIXERCONTROL_CT_CLASS_MASK == MIXERCONTROL_CT_CLASS_LIST):
            labels = (MIXERCONTROLDETAILS_LISTTEXT *
                      (cChannels * numMultipleItems))()
            mixerControlDetails.cbDetails = sizeof(
                MIXERCONTROLDETAILS_LISTTEXT)
            mixerControlDetails.paDetails = cast(pointer(labels), c_void_p)
            mixerGetControlDetails(self.mixerHandle,
                                   byref(mixerControlDetails),
                                   MIXER_GETCONTROLDETAILSF_LISTTEXT)
            for i in range(cChannels * numMultipleItems):
                print labels[i].szName
        panel.SetSizerAndFit(sizer)