IN HANDLE hMixer,
IN PTOPOLOGY Topology,
IN ULONG NodeIndex,
- IN LPMIXERLINE_EXT MixerLine)
+ IN LPMIXERLINE_EXT MixerLine,
+ IN ULONG MaxChannels)
{
LPGUID NodeType;
KSP_NODE Node;
/* store control type */
MixerControl->Control.dwControlType = MMixerGetControlTypeFromTopologyNode(NodeType);
- MixerControl->Control.fdwControl = MIXERCONTROL_CONTROLF_UNIFORM; /* FIXME */
+ MixerControl->Control.fdwControl = (MaxChannels > 1 ? 0 : MIXERCONTROL_CONTROLF_UNIFORM);
MixerControl->Control.cMultipleItems = 0;
/* setup request to retrieve name */
MixerControl->Control.Bounds.dwMaximum = NodesCount - 1;
MixerControl->Control.Metrics.dwReserved[0] = NodesCount;
MixerControl->Control.cMultipleItems = NodesCount;
- MixerControl->Control.fdwControl |= MIXERCONTROL_CONTROLF_MULTIPLE;
+ MixerControl->Control.fdwControl |= MIXERCONTROL_CONTROLF_UNIFORM | MIXERCONTROL_CONTROLF_MULTIPLE;
}
else if (MixerControl->Control.dwControlType == MIXERCONTROL_CONTROLTYPE_MUTE)
{
/* calculate maximum channels */
DstLine->Line.cChannels = min(DstLine->Line.cChannels, MaxChannels);
}
+ else
+ {
+ /* use default of one channel */
+ MaxChannels = 1;
+ }
/* now add the mixer control */
- Status = MMixerAddMixerControl(MixerContext, MixerInfo, hMixer, Topology, Nodes[Index], DstLine);
+ Status = MMixerAddMixerControl(MixerContext, MixerInfo, hMixer, Topology, Nodes[Index], DstLine, MaxChannels);
if (Status == MM_STATUS_SUCCESS)
{