Sample Code
Windows Driver Samples/ Microsoft slate system virtual audio device driver sample/ C++/ SlateAudioSample/ micarray3toptable.h/
/*++
Copyright (c) Microsoft Corporation All Rights Reserved
Module Name:
micarray3toptable.h
Abstract:
Declaration of topology tables for the mic array (front/back).
--*/
#ifndef _SYSVAD_MICARRAY3TOPTABLE_H_
#define _SYSVAD_MICARRAY3TOPTABLE_H_
//
// {c04bdb7c-2138-48da-9dd4-2af9ff2e58c2}
DEFINE_GUID(MICARRAY3_CUSTOM_NAME,
0xc04bdb7c, 0x2138, 0x48da, 0x9d, 0xd4, 0x2a, 0xf9, 0xff, 0x2e, 0x58, 0xc2);
//=============================================================================
static
KSDATARANGE MicArray3TopoPinDataRangesBridge[] =
{
{
sizeof(KSDATARANGE),
0,
0,
0,
STATICGUIDOF(KSDATAFORMAT_TYPE_AUDIO),
STATICGUIDOF(KSDATAFORMAT_SUBTYPE_ANALOG),
STATICGUIDOF(KSDATAFORMAT_SPECIFIER_NONE)
}
};
//=============================================================================
static
PKSDATARANGE MicArray3TopoPinDataRangePointersBridge[] =
{
&MicArray3TopoPinDataRangesBridge[0]
};
//=============================================================================
static
PCPIN_DESCRIPTOR MicArray3TopoMiniportPins[] =
{
// KSPIN_TOPO_MIC_ELEMENTS
{
0,
0,
0, // InstanceCount
NULL, // AutomationTable
{ // KsPinDescriptor
0, // InterfacesCount
NULL, // Interfaces
0, // MediumsCount
NULL, // Mediums
SIZEOF_ARRAY(MicArray3TopoPinDataRangePointersBridge), // DataRangesCount
MicArray3TopoPinDataRangePointersBridge, // DataRanges
KSPIN_DATAFLOW_IN, // DataFlow
KSPIN_COMMUNICATION_NONE, // Communication
&KSNODETYPE_MICROPHONE_ARRAY, // Category
&MICARRAY3_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(MicArray3TopoPinDataRangePointersBridge), // DataRangesCount
MicArray3TopoPinDataRangePointersBridge, // DataRanges
KSPIN_DATAFLOW_OUT, // DataFlow
KSPIN_COMMUNICATION_NONE, // Communication
&KSCATEGORY_AUDIO, // Category
NULL, // Name
0 // Reserved
}
}
};
//=============================================================================
static
PCPROPERTY_ITEM MicArray3PropertiesVolume[] =
{
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_VOLUMELEVEL,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_SET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopology
}
};
DEFINE_PCAUTOMATION_TABLE_PROP(AutomationMicArray3Volume, MicArray3PropertiesVolume);
//=============================================================================
static
PCPROPERTY_ITEM MicArray3PropertiesMute[] =
{
{
&KSPROPSETID_Audio,
KSPROPERTY_AUDIO_MUTE,
KSPROPERTY_TYPE_GET | KSPROPERTY_TYPE_SET | KSPROPERTY_TYPE_BASICSUPPORT,
PropertyHandler_MicArrayTopology
}
};
DEFINE_PCAUTOMATION_TABLE_PROP(AutomationMicArray3Mute, MicArray3PropertiesMute);
//=============================================================================
static
PCPROPERTY_ITEM MicArray3PropertiesPeakMeter[] =
{
{
&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(AutomationMicArray3PeakMeter, MicArray3PropertiesPeakMeter);
//=============================================================================
static
PCNODE_DESCRIPTOR MicArray3TopologyNodes[] =
{
// KSNODE_TOPO_VOLUME
{
0, // Flags
&AutomationMicArray3Volume, // AutomationTable
&KSNODETYPE_VOLUME, // Type
&KSAUDFNAME_MIC_VOLUME // Name
},
// KSNODE_TOPO_MUTE
{
0, // Flags
&AutomationMicArray3Mute, // AutomationTable
&KSNODETYPE_MUTE, // Type
&KSAUDFNAME_MIC_MUTE // Name
},
// KSNODE_TOPO_PEAKMETER
{
0, // Flags
&AutomationMicArray3PeakMeter, // 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 MicArray3TopoMiniportConnections[] =
{
// 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 MicArray3PropertiesTopoFilter[] =
{
{
&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(AutomationMicArray3TopoFilter, MicArray3PropertiesTopoFilter);
//=============================================================================
static
PCFILTER_DESCRIPTOR MicArray3TopoMiniportFilterDescriptor =
{
0, // Version
&AutomationMicArray3TopoFilter, // AutomationTable
sizeof(PCPIN_DESCRIPTOR), // PinSize
SIZEOF_ARRAY(MicArray3TopoMiniportPins), // PinCount
MicArray3TopoMiniportPins, // Pins
sizeof(PCNODE_DESCRIPTOR), // NodeSize
SIZEOF_ARRAY(MicArray3TopologyNodes), // NodeCount
MicArray3TopologyNodes, // Nodes
SIZEOF_ARRAY(MicArray3TopoMiniportConnections),// ConnectionCount
MicArray3TopoMiniportConnections, // Connections
0, // CategoryCount
NULL // Categories
};
#endif // _SYSVAD_MICARRAY3TOPTABLE_H_
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