precomp.h

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#ifndef _MMIXER_PCH_
#define _MMIXER_PCH_
 
#include <wdm.h>
#include <windef.h>
#define NOBITMAP
#include <mmreg.h>
#include <ks.h>
#include <ksmedia.h>
#include <mmsystem.h>
 
#include "mmixer.h"
 
typedef struct __TOPOLOGY_NODE__
{
    GUID NodeType;
    ULONG NodeIndex;
 
    ULONG NodeConnectedToCount;
    struct __TOPOLOGY_NODE__ ** NodeConnectedTo;
 
    ULONG NodeConnectedFromCount;
    struct __TOPOLOGY_NODE__ ** NodeConnectedFrom;
    PULONG LogicalPinNodeConnectedFrom;
 
    ULONG PinConnectedFromCount;
    PULONG PinConnectedFrom;
 
    ULONG PinConnectedToCount;
    PULONG PinConnectedTo;
 
    ULONG Visited;
    ULONG Reserved;
}TOPOLOGY_NODE, *PTOPOLOGY_NODE;
 
typedef struct
{
    ULONG PinId;
 
    ULONG NodesConnectedToCount;
    PTOPOLOGY_NODE * NodesConnectedTo;
 
    ULONG NodesConnectedFromCount;
    PTOPOLOGY_NODE * NodesConnectedFrom;
 
    ULONG PinConnectedFromCount;
    PULONG PinConnectedFrom;
 
    ULONG PinConnectedToCount;
    PULONG PinConnectedTo;
 
    ULONG Visited;
    ULONG Reserved;
}PIN, *PPIN;
 
 
typedef struct
{
    ULONG TopologyPinsCount;
    PPIN TopologyPins;
 
    ULONG TopologyNodesCount;
    PTOPOLOGY_NODE TopologyNodes;
 
}TOPOLOGY, *PTOPOLOGY;
 
typedef struct
{
    LIST_ENTRY    Entry;
    MIXERCAPSW    MixCaps;
    LIST_ENTRY    LineList;
    ULONG         ControlId;
    LIST_ENTRY    EventList;
}MIXER_INFO, *LPMIXER_INFO;
 
typedef struct
{
    LIST_ENTRY Entry;
    MIXERCONTROLW Control;
    ULONG NodeID;
    HANDLE hDevice;
    PVOID ExtraData;
}MIXERCONTROL_EXT, *LPMIXERCONTROL_EXT;
 
typedef struct
{
    LIST_ENTRY Entry;
    ULONG PinId;
    MIXERLINEW Line;
    LIST_ENTRY ControlsList;
 
}MIXERLINE_EXT, *LPMIXERLINE_EXT;
 
typedef struct
{
    LIST_ENTRY Entry;
    ULONG dwControlID;
}MIXERCONTROL_DATA, *LPMIXERCONTROL_DATA;
 
typedef struct
{
    MIXERCONTROL_DATA Header;
    LONG SignedMinimum;
    LONG SignedMaximum;
}MIXERVOLUME_DATA, *LPMIXERVOLUME_DATA;
 
typedef struct
{
    LIST_ENTRY Entry;
    ULONG DeviceId;
    HANDLE hDevice;
    HANDLE hDeviceInterfaceKey;
    LPWSTR DeviceName;
    PTOPOLOGY Topology;
    LPMIXER_INFO MixerInfo;
}MIXER_DATA, *LPMIXER_DATA;
 
typedef struct
{
    LIST_ENTRY Entry;
    ULONG DeviceId;
    ULONG PinId;
    union
    {
        WAVEOUTCAPSW OutCaps;
        WAVEINCAPSW  InCaps;
    }u;
}WAVE_INFO, *LPWAVE_INFO;
 
typedef struct
{
    LIST_ENTRY Entry;
    ULONG DeviceId;
    ULONG PinId;
    union
    {
        MIDIOUTCAPSW OutCaps;
        MIDIINCAPSW InCaps;
    }u;
 
}MIDI_INFO, *LPMIDI_INFO;
 
typedef struct
{
    ULONG MixerListCount;
    LIST_ENTRY MixerList;
 
    ULONG MixerDataCount;
    LIST_ENTRY MixerData;
 
    ULONG WaveInListCount;
    LIST_ENTRY WaveInList;
 
    ULONG WaveOutListCount;
    LIST_ENTRY WaveOutList;
 
    ULONG MidiInListCount;
    LIST_ENTRY MidiInList;
 
    ULONG MidiOutListCount;
    LIST_ENTRY MidiOutList;
}MIXER_LIST, *PMIXER_LIST;
 
typedef struct
{
    LIST_ENTRY Entry;
    PVOID MixerEventContext;
    PMIXER_EVENT MixerEventRoutine;
 
}EVENT_NOTIFICATION_ENTRY, *PEVENT_NOTIFICATION_ENTRY;
 
#define DESTINATION_LINE (0xFFFF0000)
#define SOURCE_LINE (0x10000)
ULONG
MMixerGetFilterPinCount(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hMixer);
 
LPGUID
MMixerGetNodeType(
    IN PKSMULTIPLE_ITEM MultipleItem,
    IN ULONG Index);
 
MIXER_STATUS
MMixerGetNodeIndexes(
    IN PMIXER_CONTEXT MixerContext,
    IN PKSMULTIPLE_ITEM MultipleItem,
    IN ULONG NodeIndex,
    IN ULONG bNode,
    IN ULONG bFrom,
    OUT PULONG NodeReferenceCount,
    OUT PULONG *NodeReference);
 
PKSTOPOLOGY_CONNECTION
MMixerGetConnectionByIndex(
    IN PKSMULTIPLE_ITEM MultipleItem,
    IN ULONG Index);
 
ULONG
MMixerGetControlTypeFromTopologyNode(
    IN LPGUID NodeType);
 
LPMIXERLINE_EXT
MMixerGetSourceMixerLineByLineId(
    LPMIXER_INFO MixerInfo,
    DWORD dwLineID);
 
MIXER_STATUS
MMixerGetFilterTopologyProperty(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hMixer,
    IN ULONG PropertyId,
    OUT PKSMULTIPLE_ITEM * OutMultipleItem);
 
VOID
MMixerFreeMixerInfo(
    IN PMIXER_CONTEXT MixerContext,
    IN LPMIXER_INFO MixerInfo);
 
MIXER_STATUS
MMixerGetPhysicalConnection(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hMixer,
    IN ULONG PinId,
    OUT PKSPIN_PHYSICALCONNECTION *OutConnection);
 
MIXER_STATUS
MMixerSetupFilter(
    IN PMIXER_CONTEXT MixerContext,
    IN PMIXER_LIST MixerList,
    IN LPMIXER_DATA MixerData,
    IN PULONG DeviceCount);
 
PKSPIN_CONNECT
MMixerAllocatePinConnect(
    IN PMIXER_CONTEXT MixerContext,
    ULONG DataFormatSize);
 
MIXER_STATUS
MMixerGetAudioPinDataRanges(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hDevice,
    IN ULONG PinId,
    IN OUT PKSMULTIPLE_ITEM * OutMultipleItem);
 
VOID
MMixerInitializeMidiForFilter(
    IN PMIXER_CONTEXT MixerContext,
    IN PMIXER_LIST MixerList,
    IN LPMIXER_DATA MixerData,
    IN PTOPOLOGY Topology);
 
MIXER_STATUS
MMixerVerifyContext(
    IN PMIXER_CONTEXT MixerContext);
 
LPMIXER_INFO
MMixerGetMixerInfoByIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN ULONG MixerIndex);
 
LPMIXERLINE_EXT
MMixerGetSourceMixerLineByComponentType(
    LPMIXER_INFO MixerInfo,
    DWORD dwComponentType);
 
MIXER_STATUS
MMixerGetMixerControlById(
    LPMIXER_INFO MixerInfo,
    DWORD dwControlID,
    LPMIXERLINE_EXT *MixerLine,
    LPMIXERCONTROL_EXT *MixerControl,
    PULONG NodeId);
 
MIXER_STATUS
MMixerSetGetMuteControlDetails(
    IN PMIXER_CONTEXT MixerContext,
    IN LPMIXER_INFO MixerInfo,
    IN LPMIXERCONTROL_EXT MixerControl,
    IN ULONG dwLineID,
    IN LPMIXERCONTROLDETAILS MixerControlDetails,
    IN ULONG bSet);
 
MIXER_STATUS
MMixerSetGetVolumeControlDetails(
    IN PMIXER_CONTEXT MixerContext,
    IN LPMIXER_INFO MixerInfo,
    IN ULONG NodeId,
    IN ULONG bSet,
    LPMIXERCONTROL_EXT MixerControl,
    IN LPMIXERCONTROLDETAILS MixerControlDetails,
    LPMIXERLINE_EXT MixerLine);
 
MIXER_STATUS
MMixerSetGetMuxControlDetails(
    IN PMIXER_CONTEXT MixerContext,
    IN LPMIXER_INFO MixerInfo,
    IN ULONG NodeId,
    IN ULONG bSet,
    IN ULONG Flags,
    LPMIXERCONTROL_EXT MixerControl,
    IN LPMIXERCONTROLDETAILS MixerControlDetails,
    LPMIXERLINE_EXT MixerLine);
 
 
MIXER_STATUS
MMixerSetGetControlDetails(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hMixer,
    IN ULONG NodeId,
    IN ULONG bSet,
    IN ULONG PropertyId,
    IN ULONG Channel,
    IN PLONG InputValue);
 
LPMIXER_DATA
MMixerGetDataByDeviceId(
    IN PMIXER_LIST MixerList,
    IN ULONG DeviceId);
 
LPMIXER_DATA
MMixerGetDataByDeviceName(
    IN PMIXER_LIST MixerList,
    IN LPWSTR DeviceName);
 
MIXER_STATUS
MMixerCreateMixerData(
    IN PMIXER_CONTEXT MixerContext,
    IN PMIXER_LIST MixerList,
    IN ULONG DeviceId,
    IN LPWSTR DeviceName,
    IN HANDLE hDevice,
    IN HANDLE hKey);
 
MIXER_STATUS
MMixerInitializeWaveInfo(
    IN PMIXER_CONTEXT MixerContext,
    IN PMIXER_LIST MixerList,
    IN LPMIXER_DATA MixerData,
    IN LPWSTR DeviceName,
    IN ULONG bWaveIn,
    IN ULONG PinCount,
    IN PULONG Pins);
 
MIXER_STATUS
MMixerAddEvent(
    IN PMIXER_CONTEXT MixerContext,
    IN OUT LPMIXER_INFO MixerInfo,
    IN PVOID MixerEvent,
    IN PMIXER_EVENT MixerEventRoutine);
 
MIXER_STATUS
MMixerRemoveEvent(
    IN PMIXER_CONTEXT MixerContext,
    IN OUT LPMIXER_INFO MixerInfo,
    IN PVOID MixerEventContext,
    IN PMIXER_EVENT MixerEventRoutine);
 
MIXER_STATUS
MMixerGetDeviceName(
    IN PMIXER_CONTEXT MixerContext,
    OUT LPWSTR DeviceName,
    IN HANDLE hKey);
 
MIXER_STATUS
MMixerGetDeviceNameWithComponentId(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hMixer,
    OUT LPWSTR DeviceName);
 
VOID
MMixerInitializePinConnect(
    IN OUT PKSPIN_CONNECT PinConnect,
    IN ULONG PinId);
 
MIXER_STATUS
MMixerGetPinDataFlowAndCommunication(
    IN PMIXER_CONTEXT MixerContext,
    IN HANDLE hDevice,
    IN ULONG PinId,
    OUT PKSPIN_DATAFLOW DataFlow,
    OUT PKSPIN_COMMUNICATION Communication);
 
VOID
MMixerHandleAlternativeMixers(
    IN PMIXER_CONTEXT MixerContext,
    IN PMIXER_LIST MixerList,
    IN LPMIXER_DATA MixerData,
    IN PTOPOLOGY Topology);
 
MIXER_STATUS
MMixerGetMixerByName(
    IN PMIXER_LIST MixerList,
    IN LPWSTR MixerName,
    OUT LPMIXER_INFO *MixerInfo);
 
/* topology.c */
 
MIXER_STATUS
MMixerCreateTopology(
    IN PMIXER_CONTEXT MixerContext,
    IN ULONG PinCount,
    IN PKSMULTIPLE_ITEM NodeConnections,
    IN PKSMULTIPLE_ITEM NodeTypes,
    OUT PTOPOLOGY *OutTopology);
 
VOID
MMixerGetAllUpOrDownstreamPinsFromNodeIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    IN ULONG bUpStream,
    OUT PULONG OutPinsCount,
    OUT PULONG OutPins);
 
MIXER_STATUS
MMixerGetAllUpOrDownstreamPinsFromPinIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG PinIndex,
    IN ULONG bUpStream,
    OUT PULONG OutPinsCount,
    OUT PULONG OutPins);
 
VOID
MMixerGetNextNodesFromPinIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG PinIndex,
    IN ULONG bUpStream,
    OUT PULONG OutNodesCount,
    OUT PULONG OutNodes);
 
MIXER_STATUS
MMixerAllocateTopologyPinArray(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    OUT PULONG * OutPins);
 
MIXER_STATUS
MMixerAllocateTopologyNodeArray(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    OUT PULONG * OutPins);
 
VOID
MMixerGetAllUpOrDownstreamNodesFromPinIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG PinIndex,
    IN ULONG bUpStream,
    OUT PULONG OutNodesCount,
    OUT PULONG OutNodes);
 
VOID
MMixerIsNodeTerminator(
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    OUT ULONG * bTerminator);
 
VOID
MMixerGetNextNodesFromNodeIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    IN ULONG bUpStream,
    OUT PULONG OutNodesCount,
    OUT PULONG OutNodes);
 
LPGUID
MMixerGetNodeTypeFromTopology(
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex);
 
MIXER_STATUS
MMixerGetAllUpOrDownstreamNodesFromNodeIndex(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    IN ULONG bUpStream,
    OUT PULONG OutNodesCount,
    OUT PULONG OutNodes);
 
MIXER_STATUS
MMixerIsNodeConnectedToPin(
    IN PMIXER_CONTEXT MixerContext,
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    IN ULONG PinId,
    IN ULONG bUpStream,
    OUT PULONG bConnected);
 
ULONG
MMixerGetNodeIndexFromGuid(
    IN PTOPOLOGY Topology,
    IN const GUID *NodeType);
 
VOID
MMixerSetTopologyNodeReserved(
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex);
 
VOID
MMixerIsTopologyNodeReserved(
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    OUT PULONG bReserved);
 
VOID
MMixerSetTopologyPinReserved(
    IN PTOPOLOGY Topology,
    IN ULONG PinId);
 
VOID
MMixerIsTopologyPinReserved(
    IN PTOPOLOGY Topology,
    IN ULONG PinId,
    OUT PULONG bReserved);
 
VOID
MMixerGetTopologyPinCount(
    IN PTOPOLOGY Topology,
    OUT PULONG PinCount);
 
VOID
MMixerGetConnectedFromLogicalTopologyPins(
    IN PTOPOLOGY Topology,
    IN ULONG NodeIndex,
    OUT PULONG OutPinCount,
    OUT PULONG OutPins);
 
VOID
MMixerPrintTopology();
 
#endif /* _MMIXER_PCH_ */