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1653 lines
53 KiB
1653 lines
53 KiB
//---------------------------------------------------------------------------
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//
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// Module: mixer.h
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//
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// Description:
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//
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// Contains the declarations and prototypes for the Kernel Portion
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// of the mixer line driver (KMXL).
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//
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//
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//@@BEGIN_MSINTERNAL
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// Development Team:
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// D. Baumberger
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//
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// History: Date Author Comment
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//
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//@@END_MSINTERNAL
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//
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//---------------------------------------------------------------------------
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//
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// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
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// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR
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// PURPOSE.
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//
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// Copyright (C) Microsoft Corporation, 1997 - 1999 All Rights Reserved.
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//
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//---------------------------------------------------------------------------
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#ifndef _MIXER_H_INCLUDED_
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#define _MIXER_H_INCLUDED_
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//#define API_TRACE
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//#define PARSE_TRACE
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#define SUPERMIX_AS_VOL
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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// //
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// M I X E R L I N E 1 6 - b i t S T R U C T U R E S //
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// ( A N S I ) //
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// //
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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#ifdef WIN32
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# include <pshpack1.h>
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#else
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# ifndef RC_INVOKED
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# pragma pack(1)
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# endif
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#endif
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typedef struct tagMIXERLINE16 {
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DWORD cbStruct; /* size of MIXERLINE structure */
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DWORD dwDestination; /* zero based destination index */
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DWORD dwSource; /* zero based source index (if source) */
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DWORD dwLineID; /* unique line id for mixer device */
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DWORD fdwLine; /* state/information about line */
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DWORD dwUser; /* driver specific information */
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DWORD dwComponentType; /* component type line connects to */
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DWORD cChannels; /* number of channels line supports */
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DWORD cConnections; /* number of connections [possible] */
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DWORD cControls; /* number of controls at this line */
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CHAR szShortName[MIXER_SHORT_NAME_CHARS];
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CHAR szName[MIXER_LONG_NAME_CHARS];
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struct {
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DWORD dwType; /* MIXERLINE_TARGETTYPE_xxxx */
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DWORD dwDeviceID; /* target device ID of device type */
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WORD wMid; /* of target device */
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WORD wPid; /* " */
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WORD vDriverVersion; /* " */
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CHAR szPname[MAXPNAMELEN]; /* " */
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} Target;
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} MIXERLINE16, *PMIXERLINE16, *LPMIXERLINE16;
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typedef struct tagMIXERCONTROL16 {
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DWORD cbStruct; /* size in bytes of MIXERCONTROL */
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DWORD dwControlID; /* unique control id for mixer device */
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DWORD dwControlType; /* MIXERCONTROL_CONTROLTYPE_xxx */
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DWORD fdwControl; /* MIXERCONTROL_CONTROLF_xxx */
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DWORD cMultipleItems; /* if MIXERCONTROL_CONTROLF_MULTIPLE set */
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CHAR szShortName[MIXER_SHORT_NAME_CHARS];
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CHAR szName[MIXER_LONG_NAME_CHARS];
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union {
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struct {
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LONG lMinimum; /* signed minimum for this control */
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LONG lMaximum; /* signed maximum for this control */
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};
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struct {
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DWORD dwMinimum; /* unsigned minimum for this control */
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DWORD dwMaximum; /* unsigned maximum for this control */
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};
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DWORD dwReserved[6];
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} Bounds;
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union {
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DWORD cSteps; /* # of steps between min & max */
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DWORD cbCustomData; /* size in bytes of custom data */
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DWORD dwReserved[6]; /* !!! needed? we have cbStruct.... */
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} Metrics;
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} MIXERCONTROL16, *PMIXERCONTROL16, *LPMIXERCONTROL16;
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typedef struct tagMIXERLINECONTROLS16 {
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DWORD cbStruct; /* size in bytes of MIXERLINECONTROLS */
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DWORD dwLineID; /* line id (from MIXERLINE.dwLineID) */
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union {
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DWORD dwControlID; /* MIXER_GETLINECONTROLSF_ONEBYID */
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DWORD dwControlType; /* MIXER_GETLINECONTROLSF_ONEBYTYPE */
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};
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DWORD cControls; /* count of controls pmxctrl points to */
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DWORD cbmxctrl; /* size in bytes of _one_ MIXERCONTROL */
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LPMIXERCONTROL16 pamxctrl; /* pointer to first MIXERCONTROL array */
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} MIXERLINECONTROLS16, *PMIXERLINECONTROLS16, *LPMIXERLINECONTROLS16;
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typedef struct tagMIXERCONTROLDETAILS_LISTTEXT16 {
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DWORD dwParam1;
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DWORD dwParam2;
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CHAR szName[MIXER_LONG_NAME_CHARS];
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} MIXERCONTROLDETAILS_LISTTEXT16, *PMIXERCONTROLDETAILS_LISTTEXT16, *LPMIXERCONTROLDETAILS_LISTTEXT16;
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#ifdef WIN32
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# include <poppack.h>
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#else
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# ifndef RC_INVOKED
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# pragma pack()
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# endif
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#endif
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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// //
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// D E F I N E S //
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// //
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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#define PINID_WILDCARD ( (ULONG) -2 )
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#define DESTINATION_LIST ( 0x01 )
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#define SOURCE_LIST ( 0x02 )
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#define SLIST SINGLE_LIST_ENTRY
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#define PSLIST SLIST*
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#define MAX_CHANNELS 0xFFFF
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//#define MIXERCONTROL_CONTROLTYPE_BASS_BOOST 0x20012277
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#define INVALID_ID ( 0xDEADBEEF )
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#define TOPOLOGY_DRIVER_NAME L"\\DosDevices\\sysaudio\\MIXER"
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//#define TOPOLOGY_DRIVER_NAME L"\\DosDevices\\PortClass0\\TOPOLOGY"
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#define STR_SHORT_AGC "AGC"
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#define STR_AGC "Automatic Gain Control"
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#define STR_SHORT_LOUDNESS "Loudness"
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#define STR_LOUDNESS STR_SHORT_LOUDNESS
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#define STR_SHORT_MUTE "Mute"
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#define STR_MUTE STR_SHORT_MUTE
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#define STR_SHORT_TREBLE "Treble"
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#define STR_TREBLE STR_SHORT_TREBLE
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#define STR_SHORT_BASS "Bass"
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#define STR_BASS STR_SHORT_BASS
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#define STR_SHORT_VOLUME "Volume"
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#define STR_VOLUME STR_SHORT_VOLUME
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#define STR_SHORT_MUX "Mux"
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#define STR_MUX "Source Mux"
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#define STR_SHORT_BASS_BOOST "Bass Boost"
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#define STR_BASS_BOOST STR_SHORT_BASS_BOOST
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//
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// The SwapEm macro function will swap the contents of any SLIST based
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// list. A and B are the elements to swap. T is a temporary variable
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// of the same type as A and B to use a temporary storage. size is
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// the size of the structure in the list, including the SLIST element.
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// The macro does not copy the pointer stored in SLIST.
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//
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#define SwapEm(A, B, T, size) \
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memcpy( ((BYTE*) (T)) + sizeof( SLIST ), \
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((BYTE*) (A)) + sizeof( SLIST ), \
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size - sizeof( SLIST ) ); \
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memcpy( ((BYTE*) (A)) + sizeof( SLIST ), \
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((BYTE*) (B)) + sizeof( SLIST ), \
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size - sizeof( SLIST ) ); \
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memcpy( ((BYTE*) (B)) + sizeof( SLIST ), \
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((BYTE*) (T)) + sizeof( SLIST ), \
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size - sizeof( SLIST ) )
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//
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// IsValidLine determines if the line pointed to by pLine is valid. A valid
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// line is determined by having valid Source and Dest Ids.
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//
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#define Is_Valid_Line( pLine ) ( ( pLine->SourceId != INVALID_ID ) && \
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( pLine->DestId != INVALID_ID ) )
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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//
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// F O R W A R D R E F E R E N C E S
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//
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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typedef struct tag_MIXERDEVICE *PMIXERDEVICE;
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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// //
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// S T R U C T U R E S //
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// //
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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typedef struct tag_CHANNEL_STEPPING {
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LONG MinValue;
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LONG MaxValue;
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LONG Steps;
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} CHANNEL_STEPPING, *PCHANNEL_STEPPING;
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typedef enum tagMXLNODE_TYPE { SOURCE, DESTINATION, NODE } MXLNODE_TYPE;
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typedef struct tagMXLCONTROL {
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SLIST List; // MUST BE THE FIRST MEMBER!
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MIXERCONTROL Control; // The MixerControl structure for the control
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CONST GUID* NodeType; // The type of node this control represents
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ULONG Id; // The Node Id this control represents
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ULONG PropertyId; // The KS property used for GET/SET
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BOOL bScaled; // Linear->Log scaling
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ULONG NumChannels;
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PCHANNEL_STEPPING pChannelStepping;
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union {
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//
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// Supermixer parameters
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//
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struct {
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PLONG pReferenceCount;
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ULONG Size;
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PKSAUDIO_MIXCAP_TABLE pMixCaps;
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PKSAUDIO_MIXLEVEL pMixLevels; // Stored mix levels
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};
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//
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// Parameters for muxes
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//
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struct {
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BOOL bPlaceholder;
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BOOL bHasCopy; // bHasCopy must be
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// set to TRUE unless
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// this control owns
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// the original mem.
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ULONG Count;
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LPMIXERCONTROLDETAILS_LISTTEXT lpmcd_lt;
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ULONG* pPins;
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};
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} Parameters;
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#ifdef DEBUG
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DWORD Tag; // 'CTRL' if valid control
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#endif
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} MXLCONTROL, *PMXLCONTROL, *CONTROLLIST;
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typedef struct tagMXLLINE {
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SLIST List; // MUST BE THE FIRST MEMBER!
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MIXERLINE Line; // The MixerLine structure for the line
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CONTROLLIST Controls; // The list of controls associated with line
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ULONG SourceId; // Source Pin Id this line corresponds to
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ULONG DestId; // Dest Pin Id this line corresponds to
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GUID Type; // The type of line this is
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KSPIN_COMMUNICATION Communication; // KSPIN_COMMUNICATION of the line
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BOOL bMute;
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} MXLLINE, *PMXLLINE, *LINELIST;
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typedef struct tagPEERNODE* PEERLIST;
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typedef struct tagMXLNODE {
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SLIST List; // MUST BE THE FIRST MEMBER!
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MXLNODE_TYPE Type; // Type of node: SOURCE, DEST, or NODE
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GUID NodeType; // KSNODETYPE of the node
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KSPIN_COMMUNICATION Communication; // KSPIN_COMMUNICATION of the node
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ULONG Id; // Pin or node ID
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PEERLIST Children; // List of Children
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PEERLIST Parents; // List of Parents
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} MXLNODE, *PMXLNODE, *NODELIST;
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typedef struct tagPEERNODE {
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SLIST List; // MUST BE THE FIRST MEMBER!
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PMXLNODE pNode; // Pointer to the mixer node
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} PEERNODE, *PPEERNODE;
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typedef struct tagMIXEROBJECT {
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PFILE_OBJECT pfo;
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PMXLNODE pNodeTable;
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PKSTOPOLOGY pTopology;
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CONTROLLIST listMuxControls;
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DWORD dwControlId;
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PMIXERDEVICE pMixerDevice;
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#ifdef DEBUG
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DWORD dwSig;
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#endif
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PWSTR DeviceInterface;
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} MIXEROBJECT, *PMIXEROBJECT;
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typedef enum {
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MIXER_MAPPING_LOGRITHMIC,
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MIXER_MAPPING_LINEAR,
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MIXER_MAPPING_EXPONENTIAL
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} MIXERMAPPING;
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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// //
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// M A C R O C I T Y : //
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// L I S T M A N A G E M E N T M A C R O F U N C T I O N S //
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// //
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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//
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// Next in list retrieval macros
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//
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#define NextInList( pList, Type ) (( Type* ) ( pList->List.Next ) )
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#define kmxlNextNode( pNode ) NextInList( pNode, MXLNODE )
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#define kmxlNextPeerNode( pNode ) NextInList( pNode, PEERNODE )
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#define kmxlNextControl( pControl ) NextInList( pControl, MXLCONTROL )
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#define kmxlNextLine( pLine ) NextInList( pLine, MXLLINE )
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//
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// First in list retrieval macros
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//
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#define kmxlFirstInList( NodeList ) ( NodeList )
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#define kmxlFirstChildNode( pNode ) (( PEERNODE* ) (pNode)->Children )
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#define kmxlFirstParentNode( pNode ) (( PEERNODE* ) (pNode)->Parents )
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//
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// List count macros
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//
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#define kmxlParentListLength( pNode ) kmxlListCount( (PSLIST) pNode->Parents )
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#define kmxlChildListLength( pNode ) kmxlListCount( (PSLIST) pNode->Children )
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#define kmxlListLength( List ) kmxlListCount( (PSLIST) List )
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//
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// Added to a list macros
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//
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#define kmxlAddToList( pNodeList, pNode ) \
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if( pNodeList ) { \
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(pNode)->List.Next = (PSLIST) (pNodeList); \
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(pNodeList) = (pNode); \
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} else { \
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(pNode)->List.Next = NULL; \
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(pNodeList) = (pNode); \
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}
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#define kmxlAddToEndOfList( list, node ) \
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kmxlAddElemToEndOfList( ((PSLIST*) &(list)), (PSLIST) (node) )
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#define kxmlAddLineToEndOfList( list, node )
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#define kmxlAddToChildList( NodeList, Node ) \
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ASSERT( (Node)->pNode ); \
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kmxlAddToList( (NodeList)->Children, (Node) );
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#define kmxlAddToParentList( NodeList, Node ) \
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ASSERT( (Node)->pNode ); \
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kmxlAddToList( (NodeList)->Parents, (Node) );
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//
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// Remove from a list macros
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//
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#define RemoveFirstEntry( list, Type ) \
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(Type*) (list); \
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{ \
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PSLIST pRFETemp; \
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pRFETemp = (PSLIST) (list); \
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if( (list) ) { \
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(list) = (Type*) (list)->List.Next; \
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if( pRFETemp ) { \
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((Type*) pRFETemp)->List.Next = NULL; \
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} \
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} \
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}
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#define kmxlRemoveFirstNode( pNodeList ) \
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RemoveFirstEntry( (pNodeList), MXLNODE )
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#define kmxlRemoveFirstControl( pControlList ) \
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RemoveFirstEntry( (pControlList), MXLCONTROL )
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#define kmxlRemoveFirstLine( pLineList ) \
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RemoveFirstEntry( (pLineList), MXLLINE )
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#define kmxlRemoveFirstPeerNode( pPeerList ) \
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RemoveFirstEntry( (pPeerList), PEERNODE )
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#define kmxlRemoveFirstChildNode( pNode ) \
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RemoveFirstEntry( (pNode)->Children, PEERNODE )
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#define kmxlRemoveFirstParentNode( pNode ) \
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RemoveFirstEntry( (pNode)->Parents, PEERNODE )
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#ifdef DEBUG
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#define CONTROL_TAG 'LRTC' //CTRL as seen in memory.
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#else
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#define CONTROL_TAG
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#endif // DEBUG
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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// //
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|
// P R O T O T Y P E S //
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// //
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|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
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|
// I N I T I A L I Z A T I O N / D E I N I T I A L I Z A T I O N //
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// //
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|
///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
|
|
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|
///////////////////////////////////////////////////////////////////////
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//
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// kmxlInit
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//
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// Retrieves and parses the topology for a given mixer device number.
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// The pfo is an open file object to an instance of a filter that
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// will provide the topology.
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//
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//
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NTSTATUS
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kmxlInit(
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IN PFILE_OBJECT pfo, // Handle of the topology driver instance
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IN PMIXERDEVICE pMixerDevice // The device to initialize for
|
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);
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|
|
///////////////////////////////////////////////////////////////////////
|
|
//
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// kmxlDeInit
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//
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// Cleans up all memory for all devices.
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//
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//
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|
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NTSTATUS
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kmxlDeInit(
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IN PMIXERDEVICE pMixerDevice
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);
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|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
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|
// BuildMixerLines
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//
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// Build the list of mixer lines and stores them into plistLines.
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// pcDestinations contains the count of total destinations for the
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// given topology, pTopology.
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//
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//
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|
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NTSTATUS
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kmxlBuildLines(
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IN PMIXERDEVICE pMixer, // The mixer device
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IN PFILE_OBJECT pfoInstance, // The FILE_OBJECT of a filter instance
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|
IN OUT LINELIST* plistLines, // Pointer to the list of all lines
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|
IN OUT PULONG pcDestinations, // Pointer to the number of dests
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|
IN OUT PKSTOPOLOGY pTopology // Pointer to a topology structure
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// T O P O L O G Y F U N C T I O N S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// QueryTopology
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|
//
|
|
// Queries the topology property on the given instance and stores
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// it into pTopology. Note that memory is allocated to store the
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|
// topology.
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//
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|
//
|
|
|
|
NTSTATUS
|
|
kmxlQueryTopology(
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IN PFILE_OBJECT pfoInstance, // The instance to query
|
|
OUT PKSTOPOLOGY pTopology // The topology structure to fill in
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// ParseTopology
|
|
//
|
|
// Parses the topology in pTopology and builds a graph of sources and
|
|
// destinations. ppSources will contain a list of all sources nodes
|
|
// and ppDests will contain a list of dests. The elements in pNodeTable
|
|
// will be updated.
|
|
//
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//
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|
|
|
NTSTATUS
|
|
kmxlParseTopology(
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|
IN PMIXEROBJECT pmxobj,
|
|
OUT NODELIST* ppSources, // Pointer to the sources list to build
|
|
OUT NODELIST* ppDests // Pointer to the dests list to build
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// BuildChildGraph
|
|
//
|
|
// For a given node, BuildChildGraph() will build the graph of each
|
|
// of the node's children. pNodeTable is updated.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlBuildChildGraph(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN NODELIST listDests, // The list of destinations
|
|
IN PMXLNODE pNode, // The node to build the graph for
|
|
IN ULONG FromNode, // The node's ID
|
|
IN ULONG FromNodePin // The Pin connection to look for
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// BuildNodeTable
|
|
//
|
|
// Allocates and fills in the table of nodes for the topology.
|
|
//
|
|
//
|
|
|
|
PMXLNODE
|
|
kmxlBuildNodeTable(
|
|
IN PKSTOPOLOGY pTopology // The topology structure to build from
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// FindTopologyConnection
|
|
//
|
|
// Finds the specified connection, if it exists, starting at the
|
|
// StartIndex index into the connections table. It will return the
|
|
// index into the connection table of a connection starting from
|
|
// the given FromNode and FromNodePin. FromNodePin may be PINID_WILDCARD
|
|
// if a connection on a node is present rather than a specific connection.
|
|
//
|
|
//
|
|
|
|
ULONG
|
|
kmxlFindTopologyConnection(
|
|
IN PMIXEROBJECT pmxobj,
|
|
//IN CONST KSTOPOLOGY_CONNECTION* pConnections, // The connection table
|
|
//IN ULONG cConnections, // The # of connections
|
|
IN ULONG StartIndex, // Index to start search
|
|
IN ULONG FromNode, // The Node ID to look for
|
|
IN ULONG FromNodePin // The Pin ID to look for
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// GetProperty
|
|
//
|
|
// Retrieves the specified property from an open filter. Flags may
|
|
// contain values such as KSPROPERTY_TYPE_TOPOLOGY. The output
|
|
// buffer is allocated to the correct size and returned by this
|
|
// function.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetProperty(
|
|
PFILE_OBJECT pFileObject, // The instance of the filter
|
|
CONST GUID *pguidPropertySet, // The requested property set
|
|
ULONG ulPropertyId, // The ID of the specific property
|
|
ULONG cbInput, // The number of extra input bytes
|
|
PVOID pInputData, // Pointer to the extra input bytes
|
|
ULONG Flags, // Additional flags
|
|
PVOID *ppPropertyOutput // Pointer to a pointer of the output
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlNodeProperty
|
|
//
|
|
// NodeProperty() gets or sets the property on an individual node.
|
|
// The output is not allocated and must be passed in by the caller.
|
|
// Flags can be KSPROPERTY_TYPE_GET or KSPROPERTY_TYPE_SET.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlNodeProperty(
|
|
IN PFILE_OBJECT pFileObject, // Instance of the filter owning node
|
|
IN CONST GUID* pguidPropertySet, // The GUID of the property set
|
|
IN ULONG ulPropertyId, // The specific property in the set
|
|
IN ULONG ulNodeId, // The virtual node id
|
|
IN ULONG cbInput, // # of extra input bytes
|
|
IN PVOID pInputData, // Pointer to the extra input bytes
|
|
OUT PVOID pPropertyOutput, // Pointer to the output data
|
|
IN ULONG cbPropertyOutput, // Size of the output data buffer
|
|
IN ULONG Flags // KSPROPERTY_TYPE_GET or SET
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetNodeProperty
|
|
//
|
|
// Get the specified property for a node. See kmxlNodeProperty for
|
|
// details on parameters and returns.
|
|
//
|
|
//
|
|
|
|
#define kmxlGetNodeProperty( pfo,pguid,Id,Node,cbIn,pIn,pOut,cbOut ) \
|
|
kmxlNodeProperty( pfo,pguid,Id,Node,cbIn,pIn,pOut,cbOut,KSPROPERTY_TYPE_GET )
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSetNodeProperty
|
|
//
|
|
// Sets the specified property for a node. See kmxlNodeProperty for
|
|
// details on parameters and returns.
|
|
//
|
|
//
|
|
|
|
#define kmxlSetNodeProperty( pfo,pguid,Id,Node,cbIn,pIn,pOut,cbOut ) \
|
|
kmxlNodeProperty( pfo,pguid,Id,Node,cbIn,pIn,pOut,cbOut,KSPROPERTY_TYPE_SET )
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAudioNodeProperty
|
|
//
|
|
// Sets or get the audio specific node property. The property set
|
|
// is always KSPROPSETID_Audio. lChannel specifies which channel to
|
|
// apply the property to. 0 is left, 1 is right, -1 is master (all).
|
|
// Flags can be either KSPROPERTY_TYPE_GET or KSPROPERTY_TYPE_SET.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlAudioNodeProperty(
|
|
IN PFILE_OBJECT pfo, // Instance of the filter owning node
|
|
IN ULONG ulPropertyId, // The audio property to get
|
|
IN ULONG ulNodeId, // The virtual node id
|
|
IN LONG lChannel, // The channel number
|
|
IN PVOID pInData, // Pointer to extra input bytes
|
|
IN ULONG cbInData, // Number of extra input bytes
|
|
OUT PVOID pOutData, // Pointer to output buffer
|
|
IN LONG cbOutData, // Size of the output buffer
|
|
IN ULONG Flags // KSPROPERTY_TYPE_GET or SET
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kxmlGetAudioNodeProperty
|
|
//
|
|
// Gets the specified audio property on a node. See kmxlAudioNodeProperty
|
|
// for details on parameters and return values.
|
|
//
|
|
//
|
|
|
|
#define kmxlGetAudioNodeProperty(pfo,Id,Node,Chan,pIn,cbIn,pOut,cbOut) \
|
|
kmxlAudioNodeProperty( pfo,Id,Node,Chan,pIn,cbIn,pOut,cbOut,KSPROPERTY_TYPE_GET )
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kxmlSetAudioNodeProperty
|
|
//
|
|
// Sets the specified audio property on a node. See kmxlAudioNodeProperty
|
|
// for details on parameters and return values.
|
|
//
|
|
//
|
|
|
|
#define kmxlSetAudioNodeProperty(pfo,Id,Node,Chan,pIn,cbIn,pOut,cbOut) \
|
|
kmxlAudioNodeProperty( pfo,Id,Node,Chan,pIn,cbIn,pOut,cbOut,KSPROPERTY_TYPE_SET )
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetPinName
|
|
//
|
|
// Retrieves the name of the pin given by NodeId.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlGetPinName(
|
|
IN PFILE_OBJECT pfo, // Instance of the owning filter
|
|
IN ULONG PinId, // Id of the pin
|
|
IN PMXLLINE pLine // The line to store the name into
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetNodeName
|
|
//
|
|
// Retrieves the name of a node (control).
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlGetNodeName(
|
|
IN PFILE_OBJECT pfo, // Instance of the owning filter
|
|
IN ULONG NodeId, // The node id
|
|
IN PMXLCONTROL pControl // The control to store the name
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetSuperMixCaps
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetSuperMixCaps(
|
|
IN PFILE_OBJECT pfo,
|
|
IN ULONG ulNodeId,
|
|
OUT PKSAUDIO_MIXCAP_TABLE* paMixCaps
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlQueryPropertyRange
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlQueryPropertyRange(
|
|
IN PFILE_OBJECT pfo,
|
|
IN CONST GUID* pguidPropSet,
|
|
IN ULONG ulPropertyId,
|
|
IN ULONG ulNodeId,
|
|
OUT PKSPROPERTY_DESCRIPTION* ppPropDesc
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetControlChannels
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetControlChannels(
|
|
IN PFILE_OBJECT pfo,
|
|
IN PMXLCONTROL pControl
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetControlRange
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetControlRange(
|
|
IN PFILE_OBJECT pfo,
|
|
IN PMXLCONTROL pControl
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetNumMuxLines
|
|
//
|
|
//
|
|
|
|
DWORD
|
|
kmxlGetNumMuxLines(
|
|
IN PKSTOPOLOGY pTopology,
|
|
IN ULONG NodeId
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetMuxLineNames
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlGetMuxLineNames(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN PMXLCONTROL pControl
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// M I X E R L I N E F U N C T I O N S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlBuildDestinationLines
|
|
//
|
|
// Builds up a list of destination lines given a list of the destination
|
|
// nodes.
|
|
//
|
|
// Returns NULL on error.
|
|
//
|
|
//
|
|
|
|
LINELIST
|
|
kmxlBuildDestinationLines(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN NODELIST listDests // The list of destination nodes
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlBuildDestinationControls
|
|
//
|
|
// Builds a list of mixer line controls for a given destination line.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlBuildDestinationControls(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN PMXLNODE pDest, // The destination to built controls for
|
|
IN PMXLLINE pLine // The line to add the controls to
|
|
);
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlBuildSourceLines
|
|
//
|
|
// Builds a list of mixer source lines for the given topology.
|
|
//
|
|
//
|
|
|
|
LINELIST
|
|
kmxlBuildSourceLines(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN NODELIST listSources, // The list of source nodes
|
|
IN NODELIST listDests // The list of dest. nodes
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlBuildPath
|
|
//
|
|
// Builds the controls for each of the source lines, building new
|
|
// source lines of splits are detected in the topology. plistLines
|
|
// may have new lines added if splits are encountered. Destinations
|
|
// for each of the sources is also determined.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlBuildPath(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN PMXLNODE pSource, // The source node for this path
|
|
IN PMXLNODE pNode, // The current node in the path
|
|
IN PMXLLINE pLine, // The current line
|
|
IN OUT LINELIST* plistLines, // The list of lines build so far
|
|
IN NODELIST listDests // The list of the destinations
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlIsDestinationNode
|
|
//
|
|
// Return TRUE if the given node appears in the node list of any
|
|
// of the destinations in listDests.
|
|
//
|
|
//
|
|
|
|
BOOL
|
|
kmxlIsDestinationNode(
|
|
IN NODELIST listDests, // The list of destinations
|
|
IN PMXLNODE pNode // The node to check
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlDuplicateLine
|
|
//
|
|
// Duplicates the given line, including all controls on that line.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlDuplicateLine(
|
|
IN PMXLLINE* ppTargetLine, // Pointer to the new line
|
|
IN PMXLLINE pSourceLine // The line to duplicate
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlDuplicateLineControls
|
|
//
|
|
// Duplicate up to nCount controls on the source line and stores them
|
|
// into the target line.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlDuplicateLineControls(
|
|
IN PMXLLINE pTargetLine, // The line to put the controls into
|
|
IN PMXLLINE pSourceLine, // The line with the controls to dup
|
|
IN ULONG nCount // The number of controls to dup
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlFindDestinationForNode
|
|
//
|
|
// For a given node, this function finds the destination it is assoicated
|
|
// with. plistLines needs to be included since new lines will need to
|
|
// be created if a split is encountered in the topology.
|
|
//
|
|
//
|
|
|
|
ULONG
|
|
kmxlFindDestinationForNode(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN PMXLNODE pNode, // The node to find dest for
|
|
IN PMXLNODE pParent, // The original parent
|
|
IN PMXLLINE pLine, // The current line it's on
|
|
IN OUT LINELIST* plistLines // The list of all lines
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlBuildVirtualMuxLine
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlBuildVirtualMuxLine(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN PMXLNODE pParent,
|
|
IN PMXLNODE pMux,
|
|
IN OUT LINELIST* plistLines
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAssignLineAndControlIds
|
|
//
|
|
// For a specific set of lines, this function assigns the mixer line
|
|
// line Ids and controls Ids. Only sources or only destinations can
|
|
// be assigned per call.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlAssignLineAndControlIds(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN LINELIST listLines, // The list to assign ids for
|
|
IN ULONG ListType // LIST_SOURCE or LIST_DESTINATION
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAssignDestinationsToSources
|
|
//
|
|
// For each line, the destination field of the MIXERLINE structure
|
|
// is filled in and a unique LineId is assigned.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlAssignDestinationsToSources(
|
|
IN LINELIST listSourceLines, // The list of all source lines
|
|
IN LINELIST listDestLines // The list of all dest lines
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAssignMuxIds
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlAssignMuxIds(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN LINELIST listSourceLines
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// TranslateNodeToControl
|
|
//
|
|
// Translates the node specified by its GUID into 0 or more mixer
|
|
// line controls. The return value indicates how many controls
|
|
// the node was really translated into.
|
|
//
|
|
//
|
|
|
|
ULONG
|
|
kmxlTranslateNodeToControl(
|
|
IN PMIXEROBJECT pmxobj,
|
|
IN PMXLNODE pNode, // The node to translate into a control
|
|
OUT PMXLCONTROL* ppControl // The control to fill in
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSupportsControl
|
|
//
|
|
// Queries for property on control to see if it is actually supported
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlSupportsControl(
|
|
IN PFILE_OBJECT pfoInstance, // The instance to check for
|
|
IN ULONG Node, // The node ID on the instance
|
|
IN ULONG Property // The property to query support
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSupportsMultiChannelControl
|
|
//
|
|
// Queries for property on the second channel of the control to see
|
|
// independent levels can be set. It is assumed that the first channel
|
|
// already succeeded in kmxlSupportsControl
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlSupportsMultiChannelControl(
|
|
IN PFILE_OBJECT pfoInstance, // The instance to check for
|
|
IN ULONG Node, // The node id to query
|
|
IN ULONG Property // The property to check for
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSupportsTrebleControl
|
|
//
|
|
// Querys the node to see if it supports KSPROPERTY_AUDIO_TREBLE.
|
|
// See kmxlSupportsControl for return value details.
|
|
//
|
|
//
|
|
|
|
#define kmxlSupportsTrebleControl( pfo, Node ) \
|
|
kmxlSupportsControl( pfo, Node, KSPROPERTY_AUDIO_TREBLE )
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSupportsBassControl
|
|
//
|
|
// Querys the node to see if it supports KSPROPERTY_AUDIO_BASS.
|
|
// See kmxlSupportsControl for return value details.
|
|
//
|
|
//
|
|
|
|
#define kmxlSupportsBassControl( pfo, Node ) \
|
|
kmxlSupportsControl( pfo, Node, KSPROPERTY_AUDIO_BASS )
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlUpdateDestinationConnectionCount
|
|
//
|
|
// Counts the number of sources mapping to a single destination and
|
|
// stores that value in the MIXERLINE.cConnections field for that
|
|
// destination.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlUpdateDestintationConnectionCount(
|
|
IN LINELIST listSourceLines, // The list of sources
|
|
IN LINELIST listDestLines // The list of destinations
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlElminiateInvalidLines
|
|
//
|
|
// Loops through all the lines and eliminates the ones that are
|
|
// invalid by the IsValidLine() macro function test.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlEliminateInvalidLines(
|
|
IN LINELIST* listLines // The list of sources
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAssignComponentIds
|
|
//
|
|
// For each source and destination line, it assignes the
|
|
// MIXERLINE.dwComonentType field for that line.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlAssignComponentIds(
|
|
IN PMIXEROBJECT pmxobj, // Instance data
|
|
IN LINELIST listSourceLines, // The list of source lines
|
|
IN LINELIST listDestLines // The list of destination lines
|
|
);
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlDetermineDestinationType
|
|
//
|
|
// Determines the dwComponentId and Target.dwType fields for the
|
|
// given line. Determination is made by the MXLLINE.Type field.
|
|
//
|
|
//
|
|
|
|
ULONG
|
|
kmxlDetermineDestinationType(
|
|
IN PMIXEROBJECT pmxobj, // Instance data
|
|
IN PMXLLINE pLine // The line to update
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlDetermineSourceType
|
|
//
|
|
// Determines the dwComponentId and Target.dwType fields for the
|
|
// given line. Determination is made by the MXLLINE.Type field.
|
|
//
|
|
//
|
|
|
|
ULONG
|
|
kmxlDetermineSourceType(
|
|
IN PMIXEROBJECT pmxobj, // Instance data
|
|
IN PMXLLINE pLine // The line to update
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// U T I L I T Y F U N C T I O N S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlOpenSysAudio
|
|
//
|
|
// Opens the SysAudio device and returns the file object.
|
|
//
|
|
//
|
|
|
|
PFILE_OBJECT
|
|
kmxlOpenSysAudio(
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlCloseSysAudio
|
|
//
|
|
// Closes the SysAudio device opened by kmxlOpenSysAudio.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlCloseSysAudio(
|
|
IN PFILE_OBJECT pfo // The instance to close
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlFindDestination
|
|
//
|
|
// Finds a destination id in the list of all the destinations and returns
|
|
// a pointer to that node. Returns NULL on failure.
|
|
//
|
|
//
|
|
|
|
PMXLNODE
|
|
kmxlFindDestination(
|
|
IN NODELIST listDests, // The list of destinations to search
|
|
IN ULONG Id // The node Id to look for in the list
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAppendListToList
|
|
//
|
|
// Appends listSource onto the front of plistTarget.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlAppendListToList(
|
|
IN OUT PSLIST* plistTarget, // The list to append to
|
|
IN PSLIST listSource // the list to append
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAppendListToList
|
|
//
|
|
// Appends listSource onto the end of plistTarget
|
|
//
|
|
//
|
|
|
|
|
|
VOID
|
|
kmxlAppendListToEndOfList(
|
|
IN OUT PSLIST* plistTarget, // The list to append to
|
|
IN PSLIST listSource // the list to append
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlListCount
|
|
//
|
|
// Returns the number of elements in the list.
|
|
//
|
|
//
|
|
|
|
ULONG
|
|
kmxlListCount(
|
|
IN PSLIST pList // The list to count the elements of
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlInList
|
|
//
|
|
// Return TRUE if pNewNode is in the list.
|
|
//
|
|
//
|
|
|
|
BOOL
|
|
kmxlInList(
|
|
IN PEERLIST list, // The list to search
|
|
IN PMXLNODE pNewNode // The new to search for
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAddElemToEndOfList
|
|
//
|
|
// Adds an element to the end of the given list.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlAddElemToEndOfList(
|
|
IN OUT PSLIST* list, // The list to add to the end of
|
|
IN PSLIST elem // The element or list to add
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlInChildList
|
|
//
|
|
// Return TRUE if pNewNode is contained in the child list of the list.
|
|
//
|
|
//
|
|
|
|
BOOL
|
|
kmxlInChildList(
|
|
IN NODELIST list, // The list to search the parent list
|
|
IN PMXLNODE pNewNode // The node to search for
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlInParentList
|
|
//
|
|
// Returns TRUE if pNewNode is contained in the parent list of the list.
|
|
//
|
|
//
|
|
|
|
BOOL
|
|
kmxlInParentList(
|
|
IN NODELIST list, // The list to search the parent list
|
|
IN PMXLNODE pNewNode // The node to search for
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSortByDestination
|
|
//
|
|
// Sorts the given list by destination id in increasing order.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlSortByDestination(
|
|
IN LINELIST* list // The pointer to the list to sort
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlVolLinearToLog
|
|
//
|
|
//
|
|
|
|
LONG
|
|
kmxlVolLinearToLog(
|
|
IN PMXLCONTROL pControl,
|
|
IN DWORD dwLin,
|
|
IN MIXERMAPPING Mapping,
|
|
IN ULONG Channel
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlVolLogToLinear
|
|
//
|
|
//
|
|
|
|
DWORD
|
|
kmxlVolLogToLinear(
|
|
IN PMXLCONTROL pControl,
|
|
IN LONG lLog,
|
|
IN MIXERMAPPING Mapping,
|
|
IN ULONG Channel
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// M E M O R Y A L L O C A T I O N / D E A L L O C A T I O N //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAllocMem
|
|
//
|
|
// Allocates size bytes and stores that pointer in pp. Returns
|
|
// STATUS_SUCCESS or another STATUS failure code.
|
|
//
|
|
//
|
|
|
|
//NTSTATUS
|
|
//kmxlAllocMem(
|
|
// IN PVOID *pp, // Pointer to put the new memory in
|
|
// IN ULONG size, // The number of bytes to allocate
|
|
// IN ULONG ultag
|
|
//);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAllocDeviceInfo
|
|
//
|
|
|
|
NTSTATUS kmxlAllocDeviceInfo(
|
|
OUT LPDEVICEINFO *pp,
|
|
PCWSTR DeviceInterface,
|
|
DWORD dwFlags,
|
|
ULONG ultag
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlFreeMem
|
|
//
|
|
//
|
|
// Frees the memory pointed to by p. Does nothing if p is NULL.
|
|
//
|
|
//
|
|
|
|
//VOID
|
|
//kmxlFreeMem(
|
|
// IN PVOID p // The pointer to the buffer to free
|
|
//);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlFreePeerList
|
|
//
|
|
// Loops through a peer list freeing all the peer nodes.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlFreePeerList(
|
|
IN PEERLIST list // The PeerList to free
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAllocateControl
|
|
//
|
|
// Allocates and zero fills a new MXLCONTROL structure.
|
|
//
|
|
//
|
|
|
|
MXLCONTROL*
|
|
kmxlAllocateControl(
|
|
IN ULONG ultag
|
|
);
|
|
|
|
VOID kmxlFreeControl(
|
|
IN PMXLCONTROL pControl
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAllocateLine
|
|
//
|
|
// Allocates and zero filles a new MXLLINE structure.
|
|
//
|
|
//
|
|
|
|
MXLLINE*
|
|
kmxlAllocateLine(
|
|
IN ULONG ultag
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAllocateNode
|
|
//
|
|
// Allocates and zero filles a new MXLNODE structure.
|
|
//
|
|
//
|
|
|
|
MXLNODE*
|
|
kmxlAllocateNode(
|
|
IN ULONG ultag
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlAllocatePeerNode
|
|
//
|
|
// Allocates and zero fills a new PEERNODE structure.
|
|
//
|
|
//
|
|
|
|
PEERNODE*
|
|
kmxlAllocatePeerNode(
|
|
IN PMXLNODE pNode OPTIONAL, // The node to associate with the peer
|
|
IN ULONG ultag
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// P E R S I S T A N C E F U N C T I O N S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
NTSTATUS
|
|
kmxlOpenInterfaceKey(
|
|
IN PFILE_OBJECT pfo,
|
|
IN ULONG Device,
|
|
OUT HANDLE* phKey
|
|
);
|
|
|
|
NTSTATUS
|
|
kmxlRegQueryValue(
|
|
IN HANDLE hKey,
|
|
IN PWCHAR szValueName,
|
|
IN PVOID pData,
|
|
IN ULONG cbData,
|
|
OUT PULONG pResultLength
|
|
);
|
|
|
|
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlRegCloseKey
|
|
//
|
|
// Closes the given key and NULLs the pointer.
|
|
//
|
|
//
|
|
|
|
#define kmxlRegCloseKey( hKey ) \
|
|
{ \
|
|
ZwClose( hKey ); \
|
|
hKey = NULL; \
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// PinCategoryToString
|
|
//
|
|
// Translates a PinCategory GUID into a string.
|
|
//
|
|
//
|
|
|
|
const char*
|
|
PinCategoryToString
|
|
(
|
|
IN CONST GUID* NodeType // The node to translate
|
|
);
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// NodeTypeToString
|
|
//
|
|
// Translates a NodeType GUID to a string.
|
|
//
|
|
//
|
|
|
|
const char*
|
|
NodeTypeToString
|
|
(
|
|
IN CONST GUID* NodeType // The node to translate
|
|
);
|
|
|
|
#define ControlTypeToString( dwType ) \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_BOOLEAN ? "Boolean" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_ONOFF ? "On Off" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_MUTE ? "Mute" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_MONO ? "Mono" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_LOUDNESS ? "Loudness" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_STEREOENH ? "Stereo Enhance" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_VOLUME ? "Volume" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_BASS ? "Bass" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_TREBLE ? "Treble" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_BASS_BOOST ? "Bass Boost" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_PEAKMETER ? "Peakmeter" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_MUX ? "Mux" : \
|
|
(dwType) == MIXERCONTROL_CONTROLTYPE_MIXER ? "Mixer" : \
|
|
"Unknown ControlType"
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// ComponentTypeToString
|
|
//
|
|
// Translates one of the MIXERLINE_COMPONENTTYPE constants to a string.
|
|
//
|
|
//
|
|
|
|
#define ComponentTypeToString( dwType ) \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_DIGITAL ? "Digital line" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_HEADPHONES ? "Headphones" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_LINE ? "Line" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_MONITOR ? "Monitor" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_SPEAKERS ? "Speakers" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_TELEPHONE ? "Telephone" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_UNDEFINED ? "Undefined" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_VOICEIN ? "Voicein" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_DST_WAVEIN ? "Wavein" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_ANALOG ? "Analog line" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_AUXILIARY ? "Auxiliary" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC ? "Compact disc" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_DIGITAL ? "Digital line" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_LINE ? "Line" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE ? "Microphone" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_PCSPEAKER ? "PC Speaker" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER ? "Synthesizer" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_TELEPHONE ? "Telephone" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_UNDEFINED ? "Undefined" : \
|
|
(dwType) == MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT ? "Waveout" : \
|
|
"Unknown ComponentType"
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// TargetTypeToString
|
|
//
|
|
// Translates one of hte MIXERLINE_TARGETTYPE constants to a string.
|
|
//
|
|
//
|
|
|
|
#define TargetTypeToString( dwType ) \
|
|
(dwType) == MIXERLINE_TARGETTYPE_AUX ? "Aux" : \
|
|
(dwType) == MIXERLINE_TARGETTYPE_MIDIIN ? "MidiIn" : \
|
|
(dwType) == MIXERLINE_TARGETTYPE_MIDIOUT ? "MidiOut" : \
|
|
(dwType) == MIXERLINE_TARGETTYPE_UNDEFINED ? "Undefined" : \
|
|
(dwType) == MIXERLINE_TARGETTYPE_WAVEIN ? "WaveIn" : \
|
|
(dwType) == MIXERLINE_TARGETTYPE_WAVEOUT ? "WaveOut" : \
|
|
"Unknown TargetType"
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// D E B U G O N L Y F U N C T I O N S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
#ifdef DEBUG
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// LineFlagsToString
|
|
//
|
|
// Converts on of the MIXERLINE_LINEF flags to a string.
|
|
//
|
|
//
|
|
|
|
#define LineFlagsToString( fdwFlags ) \
|
|
( fdwFlags & MIXERLINE_LINEF_ACTIVE ) ? "ACTIVE " : \
|
|
( fdwFlags & MIXERLINE_LINEF_DISCONNECTED ) ? "DISCONNECTED " : \
|
|
( fdwFlags & MIXERLINE_LINEF_SOURCE ) ? "SOURCE " : \
|
|
"Unknown"
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// DumpChildGraph
|
|
//
|
|
// For a given node, it dumps the child of that node onto the debug
|
|
// monitor. CurrentIndent is the number of spaces to indent before
|
|
// display.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
DumpChildGraph(
|
|
IN PMXLNODE pNode, // The node to display the children of
|
|
IN ULONG CurrentIndent // The number of spaces to ident
|
|
);
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// DumpMemList
|
|
//
|
|
// Dumps the list of currently allocated memory blocks.
|
|
//
|
|
//
|
|
|
|
VOID
|
|
DumpMemList(
|
|
);
|
|
|
|
#endif // DEBUG
|
|
|
|
VOID GetHardwareEventData(LPDEVICEINFO pDeviceInfo);
|
|
|
|
#endif // _MIXER_H_INCLUDED
|