Sample Code
Windows Driver Samples/ Microsoft slate system virtual audio device driver sample/ C++/ SlateAudioSample/ micarray2toptable.h/
/*++
Copyright (c) Microsoft Corporation All Rights Reserved
Module Name:
micarray2toptable.h
Abstract:
Declaration of topology tables for the mic array (back).
--*/
#ifndef _SYSVAD_MICARRAY2TOPTABLE_H_
#define _SYSVAD_MICARRAY2TOPTABLE_H_
//
// {3fe0e3e1-ad16-4772-8382-4129169018ce}
DEFINE_GUID(MICARRAY2_CUSTOM_NAME,
0x3fe0e3e1, 0xad16, 0x4772, 0x83, 0x82, 0x41, 0x29, 0x16, 0x90, 0x18, 0xce);
//=============================================================================
static
KSDATARANGE MicArray2TopoPinDataRangesBridge[] =
{
{
sizeof(KSDATARANGE),
0,
0,
0,
STATICGUIDOF(KSDATAFORMAT_TYPE_AUDIO),
STATICGUIDOF(KSDATAFORMAT_SUBTYPE_ANALOG),
STATICGUIDOF(KSDATAFORMAT_SPECIFIER_NONE)
}
};
//=============================================================================
static
PKSDATARANGE MicArray2TopoPinDataRangePointersBridge[] =
{
&MicArray2TopoPinDataRangesBridge[0]
};
//=============================================================================
static
PCPIN_DESCRIPTOR MicArray2TopoMiniportPins[] =
{
// KSPIN_TOPO_MIC_ELEMENTS
{
0,
0,
0, // InstanceCount
NULL, // AutomationTable
{ // KsPinDescriptor
0, // InterfacesCount
NULL, // Interfaces
0, // MediumsCount
NULL, // Mediums
SIZEOF_ARRAY(MicArray2TopoPinDataRangePointersBridge), // DataRangesCount
MicArray2TopoPinDataRangePointersBridge, // DataRanges
KSPIN_DATAFLOW_IN, // DataFlow
KSPIN_COMMUNICATION_NONE, // Communication
&KSNODETYPE_MICROPHONE_ARRAY, // Category
&MICARRAY2_CUSTOM_NAME, // Name
0 // Reserved
}
},
// KSPIN_TOPO_BRIDGE
{
0,
0,
0, // InstanceCount
NULL, // AutomationTable
{ // KsPinDescriptor
0, // InterfacesCount
NULL, // Interfaces
0, // MediumsCount
NULL, // Mediums
SIZEOF_ARRAY(MicArray2TopoPinDataRangePointersBridge), // DataRangesCount
MicArray2TopoPinDataRangePointersBridge, // DataRanges
KSPIN_DATAFLOW_OUT, // DataFlow
KSPIN_COMMUNICATION_NONE, // Communication
&KSCATEGORY_AUDIO, // Category
NULL, // Name
0 // Reserved
}
}
};
//=============================================================================
static
PCPROPERTY_ITEM MicArray2PropertiesVolume[] =
{
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_VOLUMELEVEL,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_SET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopology
}
};
DEFINE_PCAUTOMATION_TABLE_PROP(AutomationMicArray2Volume, MicArray2PropertiesVolume);
//=============================================================================
static
PCPROPERTY_ITEM MicArray2PropertiesMute[] =
{
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_MUTE,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_SET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopology
}
};
DEFINE_PCAUTOMATION_TABLE_PROP(AutomationMicArray2Mute, MicArray2PropertiesMute);
//=============================================================================
static
PCPROPERTY_ITEM MicArray2PropertiesPeakMeter[] =
{
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_PEAKMETER2,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopology
},
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_CPU_RESOURCES,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopology
}
};
DEFINE_PCAUTOMATION_TABLE_PROP(AutomationMicArray2PeakMeter, MicArray2PropertiesPeakMeter);
//=============================================================================
static
PCNODE_DESCRIPTOR MicArray2TopologyNodes[] =
{
// KSNODE_TOPO_VOLUME
{
0, // Flags
&AutomationMicArray2Volume, // AutomationTable
&KSNODETYPE_VOLUME, // Type
&KSAUDFNAME_MIC_VOLUME // Name
},
// KSNODE_TOPO_MUTE
{
0, // Flags
&AutomationMicArray2Mute, // AutomationTable
&KSNODETYPE_MUTE, // Type
&KSAUDFNAME_MIC_MUTE // Name
},
// KSNODE_TOPO_PEAKMETER
{
0, // Flags
&AutomationMicArray2PeakMeter, // AutomationTable
&KSNODETYPE_PEAKMETER, // Type
&KSAUDFNAME_PEAKMETER // Name
}
};
C_ASSERT( KSNODE_TOPO_VOLUME == 0 );
C_ASSERT( KSNODE_TOPO_MUTE == 1 );
C_ASSERT( KSNODE_TOPO_PEAKMETER == 2 );
//=============================================================================
static
PCCONNECTION_DESCRIPTOR MicArray2TopoMiniportConnections[] =
{
// FromNode, FromPin, ToNode, ToPin
{ PCFILTER_NODE, KSPIN_TOPO_MIC_ELEMENTS, KSNODE_TOPO_VOLUME, 1 },
{ KSNODE_TOPO_VOLUME, 0, KSNODE_TOPO_MUTE, 1 },
{ KSNODE_TOPO_MUTE, 0, KSNODE_TOPO_PEAKMETER, 1 },
{ KSNODE_TOPO_PEAKMETER, 0, PCFILTER_NODE, KSPIN_TOPO_BRIDGE }
};
//=============================================================================
static
PCPROPERTY_ITEM MicArray2PropertiesTopoFilter[] =
{
{
&KSPROPSETID_Jack,
KSPROPERTY_JACK_DESCRIPTION,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopoFilter
},
{
&KSPROPSETID_Jack,
KSPROPERTY_JACK_DESCRIPTION2,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopoFilter
},
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_MIC_ARRAY_GEOMETRY,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopoFilter
}
};
DEFINE_PCAUTOMATION_TABLE_PROP(AutomationMicArray2TopoFilter, MicArray2PropertiesTopoFilter);
//=============================================================================
static
PCFILTER_DESCRIPTOR MicArray2TopoMiniportFilterDescriptor =
{
0, // Version
&AutomationMicArray2TopoFilter, // AutomationTable
sizeof(PCPIN_DESCRIPTOR), // PinSize
SIZEOF_ARRAY(MicArray2TopoMiniportPins), // PinCount
MicArray2TopoMiniportPins, // Pins
sizeof(PCNODE_DESCRIPTOR), // NodeSize
SIZEOF_ARRAY(MicArray2TopologyNodes), // NodeCount
MicArray2TopologyNodes, // Nodes
SIZEOF_ARRAY(MicArray2TopoMiniportConnections),// ConnectionCount
MicArray2TopoMiniportConnections, // Connections
0, // CategoryCount
NULL // Categories
};
#endif // _SYSVAD_MICARRAY2TOPTABLE_H_
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