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2564 lines
82 KiB
2564 lines
82 KiB
//---------------------------------------------------------------------------
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//
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// Module: kmxluser.c
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//
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// Description:
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// Contains the handlers for the ring 3 mixer line api functions.
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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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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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// //
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// I N C L U D E S //
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// //
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///////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////
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#include "WDMSYS.H"
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FAST_MUTEX ReferenceCountMutex;
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ULONG ReferenceCount = 0;
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#define NOT16( di ) if( di->dwFormat == ANSI_TAG ) DPF(DL_WARNING|FA_USER,("Invalid dwFormat.") );
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#pragma PAGEABLE_CODE
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///////////////////////////////////////////////////////////////////////
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//
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// kmxlInitializeMixer
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//
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// Queries SysAudio to find the number of devices and builds the mixer
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// line structures for each of those devices.
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//
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//
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NTSTATUS
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kmxlInitializeMixer(
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PWDMACONTEXT pWdmaContext,
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PCWSTR DeviceInterface,
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ULONG cDevices
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)
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{
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NTSTATUS Status;
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ULONG Device;
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BOOLEAN Error = FALSE;
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// PFILE_OBJECT pfo;
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PMIXERDEVICE pmxd;
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PAGED_CODE();
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ExInitializeFastMutex( &ReferenceCountMutex );
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DPF(DL_TRACE|FA_USER, ("Found %d mixer devices for DI: %ls", cDevices, DeviceInterface));
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//
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// Current limitation is MAXNUMDEVS. If more devices are supported
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// than that, limit it to the first MAXNUMDEVS.
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//
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if( cDevices > MAXNUMDEVS ) {
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cDevices = MAXNUMDEVS;
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}
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for( Device = 0; Device < cDevices; Device++ ) {
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DWORD TranslatedDeviceNumber;
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TranslatedDeviceNumber =
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wdmaudTranslateDeviceNumber(pWdmaContext,
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MixerDevice,
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DeviceInterface,
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Device);
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if(TranslatedDeviceNumber == MAXULONG) {
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continue;
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}
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pmxd = &pWdmaContext->MixerDevs[ TranslatedDeviceNumber ];
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//
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// Open SysAudio
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//
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DPFASSERT(pmxd->pfo == NULL);
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pmxd->pfo = kmxlOpenSysAudio();
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if( pmxd->pfo == NULL ) {
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DPF(DL_WARNING|FA_USER,( "failed to open SYSAUDIO!" ) );
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RETURN( STATUS_UNSUCCESSFUL );
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}
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//
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// Set the current device instance in SysAudio.
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//
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Status = SetSysAudioProperty(
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pmxd->pfo,
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KSPROPERTY_SYSAUDIO_DEVICE_INSTANCE,
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sizeof( pmxd->Device ),
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&pmxd->Device
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);
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if( !NT_SUCCESS( Status ) ) {
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DPF(DL_WARNING|FA_USER, ( "failed to set SYSAUDIO device instance" ) );
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// DPF(DL_ERROR|FA_ALL,("If fo is NULL, we must exit here!") );
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kmxlCloseSysAudio( pmxd->pfo );
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pmxd->pfo=NULL;
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Error = TRUE;
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} else {
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//
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// Initialize the topology for this device
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//
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Status = kmxlInit( pmxd->pfo, pmxd );
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if( !NT_SUCCESS( Status ) ) {
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DPF(DL_WARNING|FA_USER, ( "failed to initialize topology for device %d (%x)!",
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TranslatedDeviceNumber, Status ) );
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Error = TRUE;
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} else {
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//
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// Here we want to optimize out the restoring of values on the mixer
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// device. If we find that there is another mixer device in some
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// other open context, then we will NOT call kmxlRetrieveAll to
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// set the values on the device.
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//
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DPF(DL_TRACE|FA_USER,( "Looking for Mixer: %S",pmxd->DeviceInterface ) );
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if( !NT_SUCCESS(EnumFsContext( HasMixerBeenInitialized, pmxd, pWdmaContext )) )
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{
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//
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// Here we find that this device was not found, thus this is
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// the first time through. Set the defaults here.
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//
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DPF(DL_TRACE|FA_USER,( "Did not find Mixer - initializing: %S",pmxd->DeviceInterface ) );
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kmxlRetrieveAll( pmxd->pfo, pmxd );
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} else {
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DPF(DL_TRACE|FA_USER,( "Found Mixer: %S",pmxd->DeviceInterface ) );
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}
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}
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}
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}
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if( Error ) {
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RETURN( STATUS_UNSUCCESSFUL );
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} else {
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return( STATUS_SUCCESS );
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}
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}
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//
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// This routine looks in the WDMACONTEXT structure to see if this mixer device
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// has already been initialized. It does this by walking the MixerDevice list and
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// checking to see if there are any devices that match this mixer devices's
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// DeviceInterface string. If it finds that there is a match, it routines
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// STATUS_SUCCESS, else it returns STATUS_MORE_ENTRIES so that the enum function
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// will call it again until the list is empty.
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//
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NTSTATUS
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HasMixerBeenInitialized(
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PWDMACONTEXT pContext,
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PVOID pvoidRefData,
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PVOID pvoidRefData2
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)
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{
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NTSTATUS Status;
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PMIXERDEVICE pmxdMatch;
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PMIXERDEVICE pmxd;
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DWORD TranslatedDeviceNumber;
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ULONG Device;
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PWDMACONTEXT pCurContext;
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//
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// Default is that we did not find this entry in the list.
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//
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Status = STATUS_MORE_ENTRIES;
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//
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// The reference data is a PMIXERDEVICE.
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//
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pmxdMatch = (PMIXERDEVICE)pvoidRefData;
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pCurContext = (PWDMACONTEXT)pvoidRefData2;
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if( pCurContext != pContext )
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{
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for( Device = 0; Device < MAXNUMDEVS; Device++ )
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{
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//
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// If this mixer device translates, that means that it can
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// be found in this context.
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//
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TranslatedDeviceNumber =
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wdmaudTranslateDeviceNumber(pContext,
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MixerDevice,
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pmxdMatch->DeviceInterface,
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Device);
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//
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// If it doesn't, we'll keep looking.
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//
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if( MAXULONG != TranslatedDeviceNumber )
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{
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DPF(DL_TRACE|FA_USER,( "Found Mixer: %S",pmxdMatch->DeviceInterface ) );
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Status = STATUS_SUCCESS;
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break;
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}
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}
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} else {
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DPF(DL_TRACE|FA_USER,( "Same context: %x",pCurContext ) );
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}
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return Status;
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}
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///////////////////////////////////////////////////////////////////////
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//
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// kmxlOpenHandler
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//
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// Handles the MXDM_OPEN message. Copies the callback info from the
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// caller and opens an instance of SysAudio set to the device number
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// the caller has selected.
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//
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//
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NTSTATUS
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kmxlOpenHandler(
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IN PWDMACONTEXT pWdmaContext,
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IN LPDEVICEINFO DeviceInfo, // Info structure
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IN LPVOID DataBuffer // Unused
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)
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{
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NTSTATUS Status = STATUS_SUCCESS;
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PMIXERDEVICE pmxd;
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PAGED_CODE();
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ASSERT( DeviceInfo );
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//
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// BUGBUG: we should not need this any more!
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//
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ASSERT( DeviceInfo->dwInstance == 0 );
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pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
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if( pmxd == NULL ) {
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goto exit;
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}
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DPF(DL_TRACE|FA_INSTANCE,( "param=( %d ) = pmxd = %X",
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DeviceInfo->DeviceNumber,pmxd));
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ExAcquireFastMutex( &ReferenceCountMutex );
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++ReferenceCount;
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ExReleaseFastMutex( &ReferenceCountMutex );
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DeviceInfo->mmr = MMSYSERR_NOERROR;
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exit:
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return( STATUS_SUCCESS );
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}
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///////////////////////////////////////////////////////////////////////
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//
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// kmxlCloseHandler
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//
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// Handles the MXDM_CLOSE message. Clears the callback info and
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// closes the handle to SysAudio.
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//
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//
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NTSTATUS
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kmxlCloseHandler(
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IN LPDEVICEINFO DeviceInfo, // Info structure
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IN LPVOID DataBuffer // Unused
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)
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{
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PAGED_CODE();
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ASSERT( DeviceInfo );
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ASSERT( DeviceInfo->dwInstance );
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DPF(DL_TRACE|FA_INSTANCE,( "kmxlCloseHandler"));
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ExAcquireFastMutex( &ReferenceCountMutex );
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--ReferenceCount;
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ExReleaseFastMutex( &ReferenceCountMutex );
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DeviceInfo->mmr = MMSYSERR_NOERROR;
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return( STATUS_SUCCESS );
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}
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///////////////////////////////////////////////////////////////////////
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//
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// kmxlGetLineInfoHandler
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//
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// Handles the MXDM_GETLINEINFO message. Determines which query
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// is requested by looking at dwFlags and performs that query.
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//
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//
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NTSTATUS
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kmxlGetLineInfoHandler(
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IN PWDMACONTEXT pWdmaContext,
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IN LPDEVICEINFO DeviceInfo, // Device Info structure
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IN LPVOID DataBuffer // MIXERLINE(16) to fill
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)
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{
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MIXERLINE ml;
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PAGED_CODE();
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ASSERT( DeviceInfo );
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if( DataBuffer == NULL ) {
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DPF(DL_WARNING|FA_USER,( "DataBuffer is NULL" ));
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DeviceInfo->mmr = MMSYSERR_INVALPARAM;
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return( STATUS_SUCCESS );
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}
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ml.cbStruct = sizeof( MIXERLINE );
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switch( DeviceInfo->dwFlags & MIXER_GETLINEINFOF_QUERYMASK ) {
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///////////////////////////////////////////////////////////////
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case MIXER_GETLINEINFOF_COMPONENTTYPE:
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///////////////////////////////////////////////////////////////
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// Valid fields: //
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// cbStruct //
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// dwComponentType //
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///////////////////////////////////////////////////////////////
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NOT16( DeviceInfo );
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ml.cbStruct = sizeof( MIXERLINE );
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ml.dwComponentType = ( (LPMIXERLINE) DataBuffer) ->dwComponentType;
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DPF(DL_TRACE|FA_USER,( "kmxlGetLineInfoByComponent( %s )",
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ComponentTypeToString( ml.dwComponentType ) ));
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return( kmxlGetLineInfoByComponent( pWdmaContext,
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DeviceInfo,
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DataBuffer,
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ml.dwComponentType
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)
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);
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///////////////////////////////////////////////////////////////
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case MIXER_GETLINEINFOF_DESTINATION:
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///////////////////////////////////////////////////////////////
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// Valid fields: //
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// cbStruct //
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// dwDestination //
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///////////////////////////////////////////////////////////////
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NOT16( DeviceInfo );
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ml.dwDestination = ( (LPMIXERLINE) DataBuffer)->dwDestination;
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DPF(DL_TRACE|FA_USER,( "kmxlGetLineInfoById( S=%08X, D=%08X )",
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-1, ml.dwDestination ));
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return( kmxlGetLineInfoByID( pWdmaContext,
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DeviceInfo,
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DataBuffer,
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(WORD) -1,
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(WORD) ml.dwDestination ) );
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///////////////////////////////////////////////////////////////
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case MIXER_GETLINEINFOF_LINEID:
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///////////////////////////////////////////////////////////////
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// Valid fields: //
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// cbStruct //
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// dwLineID //
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///////////////////////////////////////////////////////////////
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NOT16( DeviceInfo );
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ml.dwLineID = ( (LPMIXERLINE) DataBuffer)->dwLineID;
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DPF(DL_TRACE|FA_USER,( "kmxlGetLineInfoById( S=%08X, D=%08X )",
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HIWORD( ml.dwLineID ), LOWORD( ml.dwLineID ) ));
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return( kmxlGetLineInfoByID( pWdmaContext,
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DeviceInfo,
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DataBuffer,
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HIWORD( ml.dwLineID ),
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LOWORD( ml.dwLineID ) ) );
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///////////////////////////////////////////////////////////////
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case MIXER_GETLINEINFOF_SOURCE:
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///////////////////////////////////////////////////////////////
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// Valid fields: //
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// cbStruct //
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// dwSource //
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// dwDestination //
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///////////////////////////////////////////////////////////////
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NOT16( DeviceInfo );
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ml.dwSource = ( (LPMIXERLINE) DataBuffer)->dwSource;
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ml.dwDestination = ( (LPMIXERLINE) DataBuffer)->dwDestination;
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DPF(DL_TRACE|FA_USER,( "kmxlGetLineInfoById( S=%08X, D=%08X )",
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ml.dwSource, ml.dwDestination ));
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return( kmxlGetLineInfoByID( pWdmaContext,
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DeviceInfo,
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DataBuffer,
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(WORD) ml.dwSource,
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(WORD) ml.dwDestination ) );
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///////////////////////////////////////////////////////////////
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case MIXER_GETLINEINFOF_TARGETTYPE:
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///////////////////////////////////////////////////////////////
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// Valid fields: //
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// cbStruct //
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// Target.dwType //
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// Target.wMid //
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// Target.wPid //
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// Target.vDriverVersion //
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// Target.szPname //
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///////////////////////////////////////////////////////////////
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NOT16( DeviceInfo );
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ml.Target.dwType = ((LPMIXERLINE) DataBuffer)->Target.dwType;
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DPF(DL_TRACE|FA_USER,( "kmxlGetLineInfoByType( %x -- %s )",
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ml.Target.dwType,
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TargetTypeToString( ml.Target.dwType ) ));
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return( kmxlGetLineInfoByType( pWdmaContext,
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DeviceInfo,
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DataBuffer,
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ml.Target.dwType ) );
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///////////////////////////////////////////////////////////////
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default:
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///////////////////////////////////////////////////////////////
|
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DPF(DL_WARNING|FA_USER,( "invalid flags ( %x )", DeviceInfo->dwFlags ));
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DeviceInfo->mmr = MMSYSERR_INVALPARAM;
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return( STATUS_SUCCESS );
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}
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|
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DPF(DL_WARNING|FA_USER,("Unmatched di->dwFlag") );
|
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DeviceInfo->mmr = MMSYSERR_INVALPARAM;
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return( STATUS_SUCCESS );
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}
|
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|
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///////////////////////////////////////////////////////////////////////
|
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//
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// kmxlGetLineControlsHandler
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//
|
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// Handles the MXDM_GETLINECONTROLS message. Determines the query
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// requested and finds the controls.
|
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//
|
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//
|
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|
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NTSTATUS
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kmxlGetLineControlsHandler(
|
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IN PWDMACONTEXT pWdmaContext,
|
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IN LPDEVICEINFO DeviceInfo, // Device Info structure
|
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IN LPVOID DataBuffer, // MIXERLINECONTROLS(16) to fill
|
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IN LPVOID pamxctrl
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)
|
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{
|
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PMIXERDEVICE pmxd;
|
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PMXLLINE pLine;
|
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PMXLCONTROL pControl;
|
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ULONG Count;
|
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DWORD dwLineID,
|
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dwControlID,
|
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dwControlType,
|
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cControls,
|
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cbmxctrl;
|
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|
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PAGED_CODE();
|
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ASSERT( DeviceInfo );
|
|
|
|
//
|
|
// Check some pre-conditions so we don't blow up later.
|
|
//
|
|
|
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if( DataBuffer == NULL ) {
|
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DPF(DL_WARNING|FA_USER,( "DataBuffer is NULL!" ));
|
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DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( pamxctrl == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "pamxctrl is NULL!" ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
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return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( DeviceInfo->DeviceNumber > MAXNUMDEVS ) {
|
|
DPF(DL_WARNING|FA_USER,( "device Id is invalid!" ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Get a instance reference
|
|
//
|
|
|
|
pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
|
|
if( pmxd == NULL ) {
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Copy out some parameters necessary to find the controls
|
|
//
|
|
|
|
NOT16( DeviceInfo );
|
|
dwLineID = ((LPMIXERLINECONTROLS) DataBuffer)->dwLineID;
|
|
dwControlID = ((LPMIXERLINECONTROLS) DataBuffer)->dwControlID;
|
|
dwControlType = ((LPMIXERLINECONTROLS) DataBuffer)->dwControlType;
|
|
cControls = ((LPMIXERLINECONTROLS) DataBuffer)->cControls;
|
|
cbmxctrl = ((LPMIXERLINECONTROLS) DataBuffer)->cbmxctrl;
|
|
|
|
switch( DeviceInfo->dwFlags & MIXER_GETLINECONTROLSF_QUERYMASK ) {
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
case MIXER_GETLINECONTROLSF_ALL:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
//
|
|
// Find the line that matches the dwLineID field
|
|
//
|
|
|
|
DPF(DL_TRACE|FA_USER,( "kmxlGetLineControls( ALL, %08X )",dwLineID ));
|
|
|
|
pLine = kmxlFindLine( pmxd, dwLineID );
|
|
if( pLine == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "ALL - invalid line Id %x!",dwLineID ));
|
|
DeviceInfo->mmr = MIXERR_INVALLINE;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Loop through the controls, copying them into the user buffer.
|
|
//
|
|
|
|
Count = 0;
|
|
pControl = kmxlFirstInList( pLine->Controls );
|
|
while( pControl && Count < cControls ) {
|
|
|
|
NOT16( DeviceInfo );
|
|
RtlCopyMemory(
|
|
&((LPMIXERCONTROL) pamxctrl)[ Count ],
|
|
&pControl->Control,
|
|
min(cbmxctrl,sizeof(MIXERCONTROL)) );
|
|
|
|
pControl = kmxlNextControl( pControl );
|
|
++Count;
|
|
}
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
case MIXER_GETLINECONTROLSF_ONEBYID:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
pControl = kmxlFindControl( pmxd, dwControlID );
|
|
pLine = kmxlFindLineForControl(
|
|
pControl,
|
|
pmxd->listLines
|
|
);
|
|
if( pLine == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "ONEBYID - invalid control Id %x!", dwControlID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
DPF(DL_TRACE|FA_USER,( "kmxlGetLineControls( ONEBYID, Ctrl=%08X, Line=%08X )",
|
|
dwControlID, pLine->Line.dwLineID ));
|
|
|
|
if( pControl ) {
|
|
|
|
NOT16( DeviceInfo );
|
|
RtlCopyMemory((LPMIXERLINECONTROLS) pamxctrl,
|
|
&pControl->Control,
|
|
min(cbmxctrl,sizeof(MIXERCONTROL)) );
|
|
|
|
((PMIXERLINECONTROLS) DataBuffer)->dwLineID =
|
|
(DWORD) pLine->Line.dwLineID;
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
|
|
} else {
|
|
DPF(DL_WARNING|FA_USER,( "ONEBYID - invalid dwControlID %08X!", dwControlID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
case MIXER_GETLINECONTROLSF_ONEBYTYPE:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
//
|
|
// Find the line that matches the dwLineID field
|
|
//
|
|
|
|
pLine = kmxlFindLine( pmxd, dwLineID );
|
|
if( pLine == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "ONEBYTYPE - invalid dwLineID %08X!", dwControlType ));
|
|
DeviceInfo->mmr = MIXERR_INVALLINE;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
DPF(DL_TRACE|FA_USER, ("kmxlGetLineControls( ONEBYTYPE, Type=%s, Line=%08X )",
|
|
ControlTypeToString( dwControlType ),
|
|
pLine->Line.dwLineID ));
|
|
|
|
//
|
|
// Now look through the controls and find the control that
|
|
// matches the type the caller has passed.
|
|
//
|
|
|
|
pControl = kmxlFirstInList( pLine->Controls );
|
|
while( pControl ) {
|
|
|
|
if( pControl->Control.dwControlType == dwControlType )
|
|
{
|
|
|
|
NOT16 ( DeviceInfo );
|
|
RtlCopyMemory((LPMIXERCONTROL) pamxctrl,
|
|
&pControl->Control,
|
|
min(cbmxctrl,sizeof(MIXERCONTROL)) );
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pControl = kmxlNextControl( pControl );
|
|
}
|
|
|
|
DPF(DL_WARNING|FA_USER,( "(ONEBYTYPE,Type=%x,Line=%08X ) no such control type on line",
|
|
dwControlType, pLine->Line.dwLineID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
default:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
DPF(DL_WARNING|FA_USER,( "invalid flags %x",DeviceInfo->dwFlags ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
|
|
}
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetControlDetailsHandler
|
|
//
|
|
// Determines which control is being queried and calls the appropriate
|
|
// handler to perform the get property.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetControlDetailsHandler(
|
|
IN PWDMACONTEXT pWdmaContext,
|
|
IN LPDEVICEINFO DeviceInfo, // Device Info Structure
|
|
IN LPVOID DataBuffer, // MIXERCONTROLDETAILS structure
|
|
IN LPVOID paDetails // Flat pointer to details struct(s)
|
|
)
|
|
{
|
|
LPMIXERCONTROLDETAILS pmcd = (LPMIXERCONTROLDETAILS) DataBuffer;
|
|
PMXLCONTROL pControl;
|
|
PMIXERDEVICE pmxd;
|
|
NTSTATUS Status;
|
|
PMXLLINE pLine;
|
|
|
|
PAGED_CODE();
|
|
ASSERT( DeviceInfo );
|
|
|
|
pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
|
|
if( pmxd == NULL ) {
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pControl = kmxlFindControl( pmxd, pmcd->dwControlID );
|
|
if( pControl == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "control %x not found",pmcd->dwControlID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pLine = kmxlFindLineForControl(
|
|
pControl,
|
|
pmxd->listLines
|
|
);
|
|
if( pLine == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "invalid control id %x!",pmcd->dwControlID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( ( pControl->Control.fdwControl & MIXERCONTROL_CONTROLF_UNIFORM ) &&
|
|
( pmcd->cChannels != 1 ) &&
|
|
( pControl->Control.dwControlType != MIXERCONTROL_CONTROLTYPE_MUX )) {
|
|
DPF(DL_WARNING|FA_USER,( "incorrect cChannels ( %d ) on UNIFORM control %x!",
|
|
pmcd->cChannels, pmcd->dwControlID ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( pmcd->cChannels > pLine->Line.cChannels ) {
|
|
DPF(DL_WARNING|FA_USER,( "incorrect number of channels( %d )!",pmcd->cChannels ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( pmcd->cMultipleItems != pControl->Control.cMultipleItems ) {
|
|
DPF(DL_WARNING|FA_USER,( "incorrect number of items( %d )!",pmcd->cMultipleItems ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
switch( DeviceInfo->dwFlags & MIXER_GETCONTROLDETAILSF_QUERYMASK ) {
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
case MIXER_GETCONTROLDETAILSF_LISTTEXT:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
{
|
|
ULONG cMultipleItems;
|
|
LPMIXERCONTROLDETAILS_LISTTEXT lplt;
|
|
|
|
DPF(DL_TRACE|FA_USER,( "kmxlGetControlDetails( Ctrl=%d )",
|
|
pControl->Control.dwControlID ));
|
|
|
|
NOT16( DeviceInfo );
|
|
|
|
lplt = (LPMIXERCONTROLDETAILS_LISTTEXT) paDetails;
|
|
for( cMultipleItems = 0;
|
|
cMultipleItems < pmcd->cMultipleItems;
|
|
cMultipleItems++ )
|
|
{
|
|
RtlCopyMemory(
|
|
&lplt[ cMultipleItems ],
|
|
&pControl->Parameters.lpmcd_lt[ cMultipleItems ],
|
|
sizeof( MIXERCONTROLDETAILS_LISTTEXT )
|
|
);
|
|
}
|
|
}
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
case MIXER_GETCONTROLDETAILSF_VALUE:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
switch( pControl->Control.dwControlType ) {
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_MIXER:
|
|
///////////////////////////////////////////////////////
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOTSUPPORTED;
|
|
DPF(DL_WARNING|FA_USER,( "mixers are not supported" ));
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_PEAKMETER:
|
|
///////////////////////////////////////////////////////
|
|
|
|
Status = kmxlHandleGetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
MIXER_FLAG_SCALE
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_MUTE:
|
|
///////////////////////////////////////////////////////
|
|
|
|
if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_MUTE ) ) {
|
|
Status = kmxlHandleGetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
KSPROPERTY_AUDIO_MUTE,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
0
|
|
);
|
|
} else if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_SUPERMIX ) ) {
|
|
Status = kmxlHandleGetMuteFromSuperMix(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
0
|
|
);
|
|
} else {
|
|
DPF(DL_WARNING|FA_USER,("Unmatched GUID") );
|
|
}
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_VOLUME:
|
|
//////////////////////////////////////////////////////
|
|
|
|
#ifdef SUPERMIX_AS_VOL
|
|
if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_VOLUME ) ) {
|
|
#endif
|
|
Status = kmxlHandleGetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
MIXER_FLAG_SCALE
|
|
);
|
|
#ifdef SUPERMIX_AS_VOL
|
|
} else if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_SUPERMIX ) ) {
|
|
Status = kmxlHandleGetVolumeFromSuperMix(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
MIXER_FLAG_SCALE
|
|
);
|
|
|
|
} else {
|
|
DPF(DL_WARNING|FA_USER,("Invalid GUID for Control.") );
|
|
}
|
|
#endif // SUPERMIX_AS_VOL
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_TREBLE:
|
|
case MIXERCONTROL_CONTROLTYPE_BASS:
|
|
///////////////////////////////////////////////////////
|
|
// These all take 32-bit parameters per channel but //
|
|
// need to be scale from dB to linear //
|
|
///////////////////////////////////////////////////////
|
|
|
|
Status = kmxlHandleGetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
MIXER_FLAG_SCALE
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_LOUDNESS:
|
|
case MIXERCONTROL_CONTROLTYPE_ONOFF:
|
|
case MIXERCONTROL_CONTROLTYPE_BOOLEAN:
|
|
case MIXERCONTROL_CONTROLTYPE_MUX:
|
|
case MIXERCONTROL_CONTROLTYPE_FADER:
|
|
case MIXERCONTROL_CONTROLTYPE_BASS_BOOST:
|
|
///////////////////////////////////////////////////////
|
|
// These all take up to 32-bit parameters per channel//
|
|
///////////////////////////////////////////////////////
|
|
|
|
Status = kmxlHandleGetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
0
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
default:
|
|
///////////////////////////////////////////////////////
|
|
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
default:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOTSUPPORTED;
|
|
break;
|
|
}
|
|
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlSetControlDetailsHandler
|
|
//
|
|
// Determines which control is being set and calls the appropriate
|
|
// handler to perform the set property.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlSetControlDetailsHandler(
|
|
IN PWDMACONTEXT pWdmaContext,
|
|
IN OUT LPDEVICEINFO DeviceInfo, // Device Info structure
|
|
IN LPVOID DataBuffer, // MIXERCONTROLDETAILS structure
|
|
IN LPVOID paDetails, // Flat pointer to detail struct(s)
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
LPMIXERCONTROLDETAILS pmcd = (LPMIXERCONTROLDETAILS) DataBuffer;
|
|
PMXLCONTROL pControl;
|
|
NTSTATUS Status;
|
|
PMIXERDEVICE pmxd;
|
|
PMXLLINE pLine;
|
|
|
|
PAGED_CODE();
|
|
ASSERT( DeviceInfo );
|
|
|
|
//
|
|
// Get a instance reference
|
|
//
|
|
|
|
pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
|
|
if( pmxd == NULL ) {
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pControl = kmxlFindControl( pmxd, pmcd->dwControlID );
|
|
if( pControl == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "control %d not found",pmcd->dwControlID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pLine = kmxlFindLineForControl(
|
|
pControl,
|
|
pmxd->listLines
|
|
);
|
|
if( pLine == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "invalid control id %d",pControl->Control.dwControlID ));
|
|
DeviceInfo->mmr = MIXERR_INVALCONTROL;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( ( pControl->Control.fdwControl & MIXERCONTROL_CONTROLF_UNIFORM ) &&
|
|
( pmcd->cChannels != 1 ) &&
|
|
( pControl->Control.dwControlType != MIXERCONTROL_CONTROLTYPE_MUX )) {
|
|
DPF(DL_WARNING|FA_USER,( "incorrect cChannels ( %d ) on UNIFORM control %d",
|
|
pmcd->cChannels,
|
|
pControl->Control.dwControlID ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( pmcd->cChannels > pLine->Line.cChannels ) {
|
|
DPF(DL_WARNING|FA_USER,( "incorrect number of channels ( %d ) on line %08x",
|
|
pmcd->cChannels,
|
|
pLine->Line.dwLineID ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( pmcd->cMultipleItems != pControl->Control.cMultipleItems ) {
|
|
DPF(DL_WARNING|FA_USER,( "incorrect number of items ( %d ) on control %d ( %d )",
|
|
pmcd->cMultipleItems,
|
|
pControl->Control.dwControlID,
|
|
pControl->Control.cMultipleItems ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
switch( DeviceInfo->dwFlags & MIXER_SETCONTROLDETAILSF_QUERYMASK ) {
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
case MIXER_SETCONTROLDETAILSF_VALUE:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
switch( pControl->Control.dwControlType ) {
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_MIXER:
|
|
///////////////////////////////////////////////////////
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOTSUPPORTED;
|
|
DPF(DL_WARNING|FA_USER,( "mixers are not supported" ));
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_PEAKMETER:
|
|
///////////////////////////////////////////////////////
|
|
|
|
Status = kmxlHandleSetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags | MIXER_FLAG_SCALE
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_MUTE:
|
|
///////////////////////////////////////////////////////
|
|
|
|
if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_MUTE ) ) {
|
|
Status = kmxlHandleSetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
KSPROPERTY_AUDIO_MUTE,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags
|
|
);
|
|
} else if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_SUPERMIX ) ) {
|
|
Status = kmxlHandleSetMuteFromSuperMix(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags
|
|
);
|
|
} else {
|
|
DPF(DL_WARNING|FA_USER,("Invalid GUID for Control Type Mute.") );
|
|
}
|
|
|
|
kmxlNotifyLineChange(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pLine,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_VOLUME:
|
|
///////////////////////////////////////////////////////
|
|
|
|
#ifdef SUPERMIX_AS_VOL
|
|
if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_VOLUME ) ) {
|
|
#endif // SUPERMIX_AS_VOL
|
|
Status = kmxlHandleSetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags | MIXER_FLAG_SCALE
|
|
);
|
|
#ifdef SUPERMIX_AS_VOL
|
|
} else if( IsEqualGUID( pControl->NodeType, &KSNODETYPE_SUPERMIX ) ) {
|
|
Status = kmxlHandleSetVolumeFromSuperMix(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags | MIXER_FLAG_SCALE
|
|
);
|
|
} else {
|
|
DPF(DL_WARNING|FA_USER,("Invalid GUID for Control Type Volume.") );
|
|
}
|
|
#endif
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_TREBLE:
|
|
case MIXERCONTROL_CONTROLTYPE_BASS:
|
|
///////////////////////////////////////////////////////
|
|
// These all take 32-bit parameters per channel but //
|
|
// need to be scale from linear to dB //
|
|
///////////////////////////////////////////////////////
|
|
|
|
Status = kmxlHandleSetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags | MIXER_FLAG_SCALE
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
case MIXERCONTROL_CONTROLTYPE_LOUDNESS:
|
|
case MIXERCONTROL_CONTROLTYPE_ONOFF:
|
|
case MIXERCONTROL_CONTROLTYPE_BOOLEAN:
|
|
case MIXERCONTROL_CONTROLTYPE_MUX:
|
|
case MIXERCONTROL_CONTROLTYPE_FADER:
|
|
case MIXERCONTROL_CONTROLTYPE_BASS_BOOST:
|
|
///////////////////////////////////////////////////////
|
|
// These all take up to 32-bit parameters per channel//
|
|
///////////////////////////////////////////////////////
|
|
|
|
Status = kmxlHandleSetUnsigned(
|
|
DeviceInfo,
|
|
pmxd,
|
|
pControl,
|
|
pControl->PropertyId,
|
|
(LPMIXERCONTROLDETAILS) DataBuffer,
|
|
(LPMIXERCONTROLDETAILS_UNSIGNED) paDetails,
|
|
Flags
|
|
);
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////
|
|
default:
|
|
///////////////////////////////////////////////////////
|
|
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
///////////////////////////////////////////////////////////////
|
|
default:
|
|
///////////////////////////////////////////////////////////////
|
|
|
|
DPF(DL_WARNING|FA_USER,( "invalid flags %x",DeviceInfo->dwFlags ));
|
|
DeviceInfo->mmr = MMSYSERR_NOTSUPPORTED;
|
|
break;
|
|
}
|
|
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlFindControl
|
|
//
|
|
//
|
|
|
|
PMXLCONTROL
|
|
kmxlFindControl(
|
|
IN PMIXERDEVICE pmxd, // The mixer instance to search
|
|
IN DWORD dwControlID // The control ID to find
|
|
)
|
|
{
|
|
PMXLLINE pLine;
|
|
PMXLCONTROL pControl;
|
|
|
|
PAGED_CODE();
|
|
pLine = kmxlFirstInList( pmxd->listLines );
|
|
while( pLine ) {
|
|
|
|
pControl = kmxlFirstInList( pLine->Controls );
|
|
while( pControl ) {
|
|
if( pControl->Control.dwControlID == dwControlID ) {
|
|
return( pControl );
|
|
}
|
|
pControl = kmxlNextControl( pControl );
|
|
}
|
|
|
|
pLine = kmxlNextLine( pLine );
|
|
}
|
|
|
|
return( NULL );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlFindLine
|
|
//
|
|
// For the given line ID, kmxlFindLine will find the matching
|
|
// MXLLINE structure for it.
|
|
//
|
|
//
|
|
|
|
PMXLLINE
|
|
kmxlFindLine(
|
|
IN PMIXERDEVICE pmxd,
|
|
IN DWORD dwLineID // The line ID to find
|
|
)
|
|
{
|
|
PMXLLINE pLine;
|
|
|
|
PAGED_CODE();
|
|
pLine = kmxlFirstInList( pmxd->listLines );
|
|
while( pLine ) {
|
|
|
|
if( pLine->Line.dwLineID == dwLineID ) {
|
|
return( pLine );
|
|
}
|
|
|
|
pLine = kmxlNextLine( pLine );
|
|
}
|
|
|
|
return( NULL );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetLineInfoByID
|
|
//
|
|
// Loops through the lines looking for a line that has a matching
|
|
// source and destination Id.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetLineInfoByID(
|
|
IN PWDMACONTEXT pWdmaContext,
|
|
IN LPDEVICEINFO DeviceInfo, // Device Info structure
|
|
IN LPVOID DataBuffer, // MIXERLINE(16) structure
|
|
IN WORD Source, // Source line id
|
|
IN WORD Destination // Destination line id
|
|
)
|
|
{
|
|
PMIXERDEVICE pmxd;
|
|
PMXLLINE pLine;
|
|
BOOL bDestination;
|
|
|
|
PAGED_CODE();
|
|
|
|
ASSERT( DeviceInfo );
|
|
ASSERT( DataBuffer );
|
|
|
|
if( DeviceInfo->DeviceNumber > MAXNUMDEVS ) {
|
|
DPF(DL_WARNING|FA_USER,( "invalid device number %d",DeviceInfo->DeviceNumber ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
|
|
if( pmxd == NULL ) {
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// If the source is -1 (0xFFFF), then this line is a destination.
|
|
//
|
|
|
|
if( Source == (WORD) -1 ) {
|
|
bDestination = TRUE;
|
|
Source = 0;
|
|
} else {
|
|
bDestination = FALSE;
|
|
}
|
|
|
|
pLine = kmxlFirstInList( pmxd->listLines );
|
|
while( pLine ) {
|
|
|
|
if( ( bDestination &&
|
|
( pLine->Line.dwDestination == Destination ) &&
|
|
( pLine->Line.cConnections > 0 ) ) ||
|
|
( ( pLine->Line.dwSource == Source ) &&
|
|
( pLine->Line.dwDestination == Destination ) ) )
|
|
{
|
|
|
|
NOT16( DeviceInfo );
|
|
RtlCopyMemory((LPMIXERLINE) DataBuffer,
|
|
&pLine->Line,
|
|
sizeof( MIXERLINE ) );
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
pLine = kmxlNextLine( pLine );
|
|
}
|
|
|
|
//
|
|
// There are no lines for the device number.
|
|
//
|
|
|
|
DPF(DL_WARNING|FA_USER,( "no matching lines for (S=%08X, D=%08X)",
|
|
Source,
|
|
Destination ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetLineInfoByType
|
|
//
|
|
// Loops through all the lines looking for the first line that matches
|
|
// the Target type specified. Note that this will always only find the
|
|
// first one!
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetLineInfoByType(
|
|
IN PWDMACONTEXT pWdmaContext,
|
|
IN LPDEVICEINFO DeviceInfo, // Device info structure
|
|
IN LPVOID DataBuffer, // MIXERLINE(16) structure
|
|
IN DWORD dwType // Line type to search for
|
|
)
|
|
{
|
|
PMXLLINE pLine;
|
|
PMIXERDEVICE pmxd;
|
|
|
|
PAGED_CODE();
|
|
ASSERT( DeviceInfo );
|
|
ASSERT( DataBuffer );
|
|
|
|
if( DeviceInfo->DeviceNumber > MAXNUMDEVS ) {
|
|
DPF(DL_WARNING|FA_USER,( "invalid device id %x",DeviceInfo->DeviceNumber ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
|
|
if( pmxd == NULL ) {
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Loop through all the lines looking for a line that has the
|
|
// specified target type. Note that this will only return the
|
|
// first one.
|
|
//
|
|
|
|
pLine = kmxlFirstInList( pmxd->listLines );
|
|
while( pLine ) {
|
|
|
|
if( pLine->Line.Target.dwType == dwType ) {
|
|
|
|
LPMIXERLINE lpMxl = (LPMIXERLINE) DataBuffer;
|
|
NOT16( DeviceInfo );
|
|
|
|
if( lpMxl->Target.wMid != pLine->Line.Target.wMid ) {
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( lpMxl->Target.wPid != pLine->Line.Target.wPid ) {
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( wcscmp( pLine->Line.Target.szPname, lpMxl->Target.szPname ) )
|
|
{
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
RtlCopyMemory((LPMIXERLINE) DataBuffer,
|
|
&pLine->Line,
|
|
sizeof( MIXERLINE ) );
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
pLine = kmxlNextLine( pLine );
|
|
}
|
|
|
|
//
|
|
// The line was not found. Return invalid parameter.
|
|
//
|
|
|
|
DPF(DL_WARNING|FA_USER,( "no matching line found for %x",dwType ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetLineInfoByComponent
|
|
//
|
|
// Loops through the list of lines looking for a line that has a matching
|
|
// dwComponentType. Note that this will always find only the first!
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlGetLineInfoByComponent(
|
|
IN PWDMACONTEXT pWdmaContext,
|
|
IN LPDEVICEINFO DeviceInfo, // Device Info structure
|
|
IN LPVOID DataBuffer, // MIXERLINE(16) structure
|
|
IN DWORD dwComponentType // Component type to search for
|
|
)
|
|
{
|
|
PMXLLINE pLine;
|
|
PMIXERDEVICE pmxd;
|
|
|
|
PAGED_CODE();
|
|
ASSERT( DeviceInfo );
|
|
ASSERT( DataBuffer );
|
|
|
|
if( DeviceInfo->DeviceNumber > MAXNUMDEVS ) {
|
|
DPF(DL_WARNING|FA_USER,( "invalid device id %x",DeviceInfo->DeviceNumber ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pmxd = kmxlReferenceMixerDevice( pWdmaContext, DeviceInfo );
|
|
if( pmxd == NULL ) {
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Loop through all the lines looking for a line that has a component
|
|
// type matching what the user requested.
|
|
//
|
|
|
|
pLine = kmxlFirstInList( pmxd->listLines );
|
|
while( pLine ) {
|
|
|
|
if( pLine->Line.dwComponentType == dwComponentType ) {
|
|
|
|
//
|
|
// Copy the data into the user buffer
|
|
//
|
|
NOT16( DeviceInfo );
|
|
RtlCopyMemory((LPMIXERLINE) DataBuffer,
|
|
&pLine->Line,
|
|
sizeof( MIXERLINE ) );
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
pLine = kmxlNextLine( pLine );
|
|
}
|
|
|
|
DPF(DL_WARNING|FA_USER,( "no matching line found for type %x",dwComponentType ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlGetNumDestinations
|
|
//
|
|
// Returns the number of destinations stored in the mixer device
|
|
//
|
|
//
|
|
|
|
DWORD
|
|
kmxlGetNumDestinations(
|
|
IN PMIXERDEVICE pMixerDevice // The device
|
|
)
|
|
{
|
|
PAGED_CODE();
|
|
|
|
return( pMixerDevice->cDestinations );
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// I N S T A N C E R O U T I N E S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlReferenceInstance
|
|
//
|
|
// Determines if the dwInstance field of the DeviceInfo structure
|
|
// is valid. If not, it creates a valid instance and sets a
|
|
// reference count of 1 on it.
|
|
//
|
|
//
|
|
|
|
LONG nextinstanceid=0;
|
|
|
|
DWORD kmxlUniqueInstanceId(VOID)
|
|
{
|
|
PAGED_CODE();
|
|
// Update our next valid instance id. Do NOT allow zero.
|
|
// Since that is used to signal that we want to allocate
|
|
// a new instance.
|
|
if (0==InterlockedIncrement(&nextinstanceid))
|
|
InterlockedIncrement(&nextinstanceid);
|
|
|
|
return nextinstanceid;
|
|
}
|
|
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlReferenceMixerDevice
|
|
//
|
|
// This routine Translates the device number and makes sure that there is a
|
|
// open SysAudio PFILE_OBJECT in this mixier device. This will be the FILE_OBJECT
|
|
// that we use to talk to this mixer device.
|
|
//
|
|
// return: PMIXERDEVICE on success NULL otherwise.
|
|
//
|
|
PMIXERDEVICE
|
|
kmxlReferenceMixerDevice(
|
|
IN PWDMACONTEXT pWdmaContext,
|
|
IN OUT LPDEVICEINFO DeviceInfo // Device Information
|
|
)
|
|
{
|
|
NTSTATUS Status;
|
|
DWORD TranslatedDeviceNumber;
|
|
PMIXERDEVICE pmxd;
|
|
|
|
|
|
PAGED_CODE();
|
|
DPFASSERT(IsValidDeviceInfo(DeviceInfo));
|
|
|
|
|
|
TranslatedDeviceNumber =
|
|
wdmaudTranslateDeviceNumber(pWdmaContext,
|
|
DeviceInfo->DeviceType,
|
|
DeviceInfo->wstrDeviceInterface,
|
|
DeviceInfo->DeviceNumber);
|
|
|
|
if( TranslatedDeviceNumber == MAXULONG ) {
|
|
DPF(DL_WARNING|FA_INSTANCE,("Could not translate DeviceNumber! DT=%08X, DI=%08X, DN=%08X",
|
|
DeviceInfo->DeviceType,
|
|
DeviceInfo->wstrDeviceInterface,
|
|
DeviceInfo->DeviceNumber) );
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( NULL );
|
|
}
|
|
|
|
pmxd = &pWdmaContext->MixerDevs[ TranslatedDeviceNumber ];
|
|
|
|
if( pmxd->pfo == NULL )
|
|
{
|
|
DPF(DL_WARNING|FA_NOTE,("pmxd->pfo should have been set!") );
|
|
//
|
|
// This is the first time through this code. Open SysAudio on this device
|
|
// and set the mixer device.
|
|
//
|
|
// set the SysAudio file object
|
|
if( NULL==(pmxd->pfo=kmxlOpenSysAudio())) {
|
|
DPF(DL_WARNING|FA_INSTANCE,("OpenSysAudio failed") );
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( NULL );
|
|
}
|
|
|
|
Status = SetSysAudioProperty(
|
|
pmxd->pfo,
|
|
KSPROPERTY_SYSAUDIO_DEVICE_INSTANCE,
|
|
sizeof( pmxd->Device ),
|
|
&pmxd->Device
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
kmxlCloseSysAudio( pmxd->pfo );
|
|
pmxd->pfo=NULL;
|
|
DPF(DL_WARNING|FA_INSTANCE,("SetSysAudioProperty DEVICE_INSTANCE failed %X",Status) );
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( NULL );
|
|
}
|
|
}
|
|
//
|
|
// BUGBUG: we should not need this any more.
|
|
//
|
|
DeviceInfo->dwInstance=kmxlUniqueInstanceId();;
|
|
|
|
return pmxd;
|
|
}
|
|
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// G E T / S E T D E T A I L H A N D L E R S //
|
|
// //
|
|
///////////////////////////////////////////////////////////////////////
|
|
///////////////////////////////////////////////////////////////////////
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlIsSpeakerDestinationVolume
|
|
//
|
|
// Returns TRUE if the control is a volume control on the Speakers
|
|
// destination.
|
|
//
|
|
//
|
|
|
|
BOOL
|
|
kmxlIsSpeakerDestinationVolume(
|
|
IN PMIXERDEVICE pmxd, // The mixer
|
|
IN PMXLCONTROL pControl // The control to check
|
|
)
|
|
{
|
|
PMXLLINE pLine;
|
|
|
|
PAGED_CODE();
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
DPFASSERT( IsValidControl(pControl) );
|
|
|
|
//
|
|
// Find a line for this control. If none is found, then this can't
|
|
// be a destination volume.
|
|
//
|
|
|
|
pLine = kmxlFindLineForControl( pControl, pmxd->listLines );
|
|
if( !pLine ) {
|
|
return( FALSE );
|
|
}
|
|
|
|
if( pLine->Line.dwComponentType == MIXERLINE_COMPONENTTYPE_DST_SPEAKERS ) {
|
|
return( TRUE );
|
|
} else {
|
|
return( FALSE );
|
|
}
|
|
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlHandleGetUnsigned
|
|
//
|
|
//
|
|
// Handles getting an unsigned (32-bit) value for a control. Note
|
|
// that signed 32-bit and boolean values are also retrieved via this
|
|
// handler.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlHandleGetUnsigned(
|
|
IN LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl,
|
|
IN ULONG ulProperty,
|
|
IN LPMIXERCONTROLDETAILS pmcd,
|
|
IN OUT LPMIXERCONTROLDETAILS_UNSIGNED paDetails,
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
NTSTATUS Status = STATUS_SUCCESS;
|
|
LONG Level;
|
|
DWORD dwLevel;
|
|
ULONG i;
|
|
ULONG Channel;
|
|
MIXERMAPPING Mapping = MIXER_MAPPING_LOGRITHMIC;
|
|
|
|
PAGED_CODE();
|
|
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
DPFASSERT( IsValidControl(pControl) );
|
|
|
|
if( paDetails == NULL ) {
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Use a different mapping algorithm if this is a speaker
|
|
// dest volume control.
|
|
//
|
|
|
|
if( kmxlIsSpeakerDestinationVolume( pmxd, pControl ) ) {
|
|
Mapping = pmxd->Mapping;
|
|
}
|
|
|
|
//
|
|
// Service the Mux
|
|
//
|
|
if ( pControl->Control.dwControlType == MIXERCONTROL_CONTROLTYPE_MUX) {
|
|
|
|
Status = kmxlGetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
pControl->PropertyId,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
&Level,
|
|
sizeof( Level )
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleGetUnsigned( Ctrl=%d, Id=%d ) failed GET on MUX with %x",
|
|
pControl->Control.dwControlID,
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
DPF(DL_TRACE|FA_USER,( "kmxlHandleGetUnsigned( Ctrl=%d, Id=%d ) = %d [1]",
|
|
pControl->Control.dwControlID,
|
|
pControl->Id,
|
|
Level ));
|
|
|
|
for( i = 0; i < pControl->Parameters.Count; i++ ) {
|
|
if( (ULONG) Level == pControl->Parameters.pPins[ i ] ) {
|
|
// APITRACE(( "1" ));
|
|
paDetails[ i ].dwValue = 1;
|
|
} else {
|
|
paDetails[ i ].dwValue = 0;
|
|
// APITRACE(( "1" ));
|
|
}
|
|
}
|
|
|
|
// APITRACE(( "]\n" ));
|
|
|
|
}
|
|
else {
|
|
|
|
paDetails->dwValue = 0; // initialize to zero for now so that the coalesced case works
|
|
|
|
// Loop over the channels for now. Fix this so that only one request is made.
|
|
Channel = 0;
|
|
do
|
|
{
|
|
Status = kmxlGetAudioNodeProperty(
|
|
pmxd->pfo,
|
|
ulProperty,
|
|
pControl->Id,
|
|
Channel,
|
|
NULL, 0, // No extra input bytes
|
|
&Level, sizeof( Level )
|
|
);
|
|
if ( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_TRACE|FA_USER,( "kmxlHandleGetUnsigned( Ctrl=%d [%s], Id=%d ) failed GET on MASTER channel with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DPF(DL_WARNING|FA_PROPERTY,
|
|
( "GetAudioNodeProp failed on MASTER channel with %X for %s!",
|
|
Status,
|
|
ControlTypeToString( pControl->Control.dwControlType ) ) );
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if ( pControl->bScaled ) {
|
|
dwLevel = kmxlVolLogToLinear( pControl, Level, Mapping, Channel );
|
|
} else {
|
|
dwLevel = (DWORD)Level;
|
|
}
|
|
|
|
if( ( pmcd->cChannels == 1 ) &&
|
|
!( pControl->Control.fdwControl & MIXERCONTROL_CONTROLF_UNIFORM ) ) {
|
|
|
|
//
|
|
// Coalesce values: If the user requests only 1 channel for a N channel
|
|
// control, then return the greatest channel value.
|
|
//
|
|
if (dwLevel > paDetails->dwValue) {
|
|
paDetails->dwValue = dwLevel;
|
|
}
|
|
|
|
} else if (Channel < pmcd->cChannels) {
|
|
|
|
paDetails[ Channel ].dwValue = dwLevel;
|
|
DPF(DL_TRACE|FA_USER,( "kmxlHandleGetUnsigned( Ctrl=%d, Id=%d ) returning (Chan#%d) = (%x)",
|
|
pControl->Control.dwControlID,
|
|
pControl->Id,
|
|
Channel,
|
|
paDetails[ Channel ].dwValue
|
|
));
|
|
|
|
} else {
|
|
// No need to keep trying
|
|
break;
|
|
}
|
|
|
|
Channel++;
|
|
|
|
} while ( Channel < pControl->NumChannels );
|
|
}
|
|
|
|
if( NT_SUCCESS( Status ) ) {
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
} else {
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
}
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlHandleGetMuteFromSuperMix
|
|
//
|
|
// Handles getting the mute state from a supermix node.
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlHandleGetMuteFromSuperMix(
|
|
IN LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl,
|
|
IN LPMIXERCONTROLDETAILS pmcd,
|
|
IN OUT LPMIXERCONTROLDETAILS_UNSIGNED paDetails,
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
NTSTATUS Status;
|
|
ULONG i;
|
|
BOOL bMute = FALSE;
|
|
|
|
PAGED_CODE();
|
|
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
ASSERT( pControl );
|
|
|
|
ASSERT( pControl->Parameters.pMixCaps );
|
|
ASSERT( pControl->Parameters.pMixLevels );
|
|
|
|
//
|
|
// Read the current state of the supermix
|
|
//
|
|
|
|
Status = kmxlGetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleGetMuteFromSupermix ( Ctrl=%d [%s], Id=%d ) failed GET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status
|
|
));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
for( i = 0; i < pControl->Parameters.Size; i++ ) {
|
|
|
|
if( pControl->Parameters.pMixLevels[ i ].Mute )
|
|
{
|
|
bMute = TRUE;
|
|
continue;
|
|
}
|
|
|
|
if( pControl->Parameters.pMixLevels[ i ].Level == LONG_MIN )
|
|
{
|
|
bMute = TRUE;
|
|
continue;
|
|
}
|
|
|
|
bMute = FALSE;
|
|
break;
|
|
}
|
|
|
|
paDetails->dwValue = (DWORD) bMute;
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlHandleSetUnsigned
|
|
//
|
|
// Handles setting an unsigned (32-bit) value for a control. Note
|
|
// that signed 32-bit and boolean values are also set via this
|
|
// handler.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlHandleSetUnsigned(
|
|
IN OUT LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl,
|
|
IN ULONG ulProperty,
|
|
IN LPMIXERCONTROLDETAILS pmcd,
|
|
IN OUT LPMIXERCONTROLDETAILS_UNSIGNED paDetails,
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
NTSTATUS Status = STATUS_SUCCESS;
|
|
LONG Level, Current;
|
|
DWORD dwValue;
|
|
BOOL bUniform, bEqual = TRUE;
|
|
ULONG i;
|
|
ULONG Channel;
|
|
MIXERMAPPING Mapping = MIXER_MAPPING_LOGRITHMIC;
|
|
|
|
PAGED_CODE();
|
|
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
ASSERT( pControl );
|
|
|
|
if( paDetails == NULL ) {
|
|
DPF(DL_WARNING|FA_USER,( "paDetails is NULL" ));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_INVALID_PARAMETER );
|
|
}
|
|
|
|
bUniform = ( pControl->Control.fdwControl & MIXERCONTROL_CONTROLF_UNIFORM ) ||
|
|
( pmcd->cChannels == 1 );
|
|
|
|
//
|
|
// Use a different mapping if this control is a speaker destination
|
|
// volume control.
|
|
//
|
|
|
|
if( kmxlIsSpeakerDestinationVolume( pmxd, pControl ) ) {
|
|
Mapping = pmxd->Mapping;
|
|
}
|
|
|
|
//
|
|
// Service the mux
|
|
//
|
|
if ( pControl->Control.dwControlType == MIXERCONTROL_CONTROLTYPE_MUX) {
|
|
|
|
// Proken APITRACE statement.
|
|
//DPF(DL_TRACE|FA_USER,( "kmxlHandleSetUnsigned( Ctrl=%d [%s], Id=%d, " ));
|
|
|
|
|
|
// First validate the paDetails parameter and make sure it has the correct
|
|
// format. If not, then punt with an invalid parameter error.
|
|
{
|
|
LONG selectcount=0;
|
|
|
|
for( i = 0; i < pmcd->cMultipleItems; i++ ) {
|
|
if( paDetails[ i ].dwValue ) {
|
|
selectcount++;
|
|
// APITRACE(( "1" ));
|
|
} else {
|
|
// APITRACE(( "0" ));
|
|
}
|
|
|
|
}
|
|
|
|
if (selectcount!=1) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetUnsigned( Ctrl=%d [%s], Id=%d ) invalid paDetails parameter for SET on MUX",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id));
|
|
DeviceInfo->mmr = MMSYSERR_INVALPARAM;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
}
|
|
|
|
|
|
for( i = 0; i < pmcd->cMultipleItems; i++ ) {
|
|
if( paDetails[ i ].dwValue ) {
|
|
// APITRACE(( "1" ));
|
|
Level = pControl->Parameters.pPins[ i ];
|
|
} else {
|
|
// APITRACE(( "0" ));
|
|
}
|
|
|
|
}
|
|
|
|
// APITRACE(( " ). Setting pin %d on MUX.\n", Level ));
|
|
|
|
Status = kmxlSetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
pControl->PropertyId,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
&Level,
|
|
sizeof( Level )
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetUnsigned( Ctrl=%d [%s], Id=%d ) failed SET on MUX with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
bEqual = FALSE;
|
|
}
|
|
else {
|
|
// Loop over the channels for now. Fix this so that only one request is made.
|
|
Channel = 0;
|
|
do
|
|
{
|
|
if( bUniform ) {
|
|
//
|
|
// Some controls are mono in the eyes of SNDVOL but are in
|
|
// fact stereo. This hack fixes this problem.
|
|
//
|
|
dwValue = paDetails[ 0 ].dwValue;
|
|
} else if (Channel < pmcd->cChannels) {
|
|
dwValue = paDetails[ Channel ].dwValue;
|
|
} else {
|
|
// No need to keep trying
|
|
break;
|
|
}
|
|
|
|
if( pControl->bScaled ) {
|
|
Level = kmxlVolLinearToLog( pControl, dwValue, Mapping, Channel );
|
|
} else {
|
|
Level = (LONG)dwValue;
|
|
}
|
|
|
|
Status = kmxlGetAudioNodeProperty(
|
|
pmxd->pfo,
|
|
ulProperty,
|
|
pControl->Id,
|
|
Channel,
|
|
NULL, 0, // No extra input bytes
|
|
&Current, sizeof( Current )
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetUnsigned( Ctrl=%d [%s], Id=%d ) failed GET on channel %d with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Channel,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
if( Level != Current ) {
|
|
|
|
bEqual = FALSE;
|
|
|
|
Status = kmxlSetAudioNodeProperty(
|
|
pmxd->pfo,
|
|
ulProperty,
|
|
pControl->Id,
|
|
Channel,
|
|
NULL, 0, // No extra input bytes
|
|
&Level, sizeof( Level )
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetUnsigned( Ctrl=%d [%s], Id=%x ) failed SET on channel %d with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Channel,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
DPF(DL_TRACE|FA_USER,( "kmxlHandleSetUnsigned( Ctrl=%d, Id=%d ) using (%x) on Chan#%d",
|
|
pControl->Control.dwControlID,
|
|
pControl->Id,
|
|
paDetails[ Channel ].dwValue,
|
|
Channel
|
|
));
|
|
}
|
|
|
|
Channel++;
|
|
|
|
} while ( Channel < pControl->NumChannels );
|
|
}
|
|
|
|
if( NT_SUCCESS( Status ) ) {
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
|
|
if( Flags & MIXER_FLAG_PERSIST ) {
|
|
|
|
kmxlPersistControl(
|
|
pmxd->pfo,
|
|
pmxd,
|
|
pControl,
|
|
paDetails
|
|
);
|
|
}
|
|
|
|
if( !bEqual && !( Flags & MIXER_FLAG_NOCALLBACK ) ) {
|
|
kmxlNotifyControlChange( DeviceInfo, pmxd, pControl );
|
|
}
|
|
|
|
} else {
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
}
|
|
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlHandleSetMuteFromSuperMix
|
|
//
|
|
// Handles setting the mute state using a supermixer.
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlHandleSetMuteFromSuperMix(
|
|
IN OUT LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl,
|
|
IN LPMIXERCONTROLDETAILS pmcd,
|
|
IN OUT LPMIXERCONTROLDETAILS_UNSIGNED paDetails,
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
NTSTATUS Status;
|
|
ULONG i;
|
|
|
|
PAGED_CODE();
|
|
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
ASSERT( pControl );
|
|
|
|
ASSERT( pControl->Parameters.pMixCaps );
|
|
ASSERT( pControl->Parameters.pMixLevels );
|
|
|
|
if( paDetails->dwValue ) {
|
|
|
|
//
|
|
// Query the current values from the supermix and save those away.
|
|
// These values will be used to restore the supermix to the state
|
|
// we found it prior to muting.
|
|
//
|
|
|
|
Status = kmxlGetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetMuteFromSuperMix( Ctrl=%d [%s], Id=%d ) failed GET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// For any entry in the table that supports muting, mute it.
|
|
//
|
|
|
|
for( i = 0; i < pControl->Parameters.Size; i++ ) {
|
|
|
|
if( pControl->Parameters.pMixCaps->Capabilities[ i ].Mute ) {
|
|
pControl->Parameters.pMixLevels[ i ].Mute = TRUE;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Set this new supermixer state.
|
|
//
|
|
|
|
Status = kmxlSetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetMuteFromSuperMix( Ctrl=%d [%s], Id=%d ) failed SET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
} else {
|
|
|
|
Status = kmxlGetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetMuteFromSuperMix( Ctrl=%d [%s], Id=%d ) failed GET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// For any entry in the table that supports muting, mute it.
|
|
//
|
|
|
|
for( i = 0; i < pControl->Parameters.Size; i++ ) {
|
|
|
|
if( pControl->Parameters.pMixCaps->Capabilities[ i ].Mute ) {
|
|
pControl->Parameters.pMixLevels[ i ].Mute = FALSE;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Set this new supermixer state.
|
|
//
|
|
|
|
Status = kmxlSetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetMuteFromSuperMix( Ctrl=%d [%s], Id=%d ) failed SET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
}
|
|
|
|
if( NT_SUCCESS( Status ) ) {
|
|
if( Flags & MIXER_FLAG_PERSIST ) {
|
|
|
|
kmxlPersistControl(
|
|
pmxd->pfo,
|
|
pmxd,
|
|
pControl,
|
|
paDetails
|
|
);
|
|
|
|
}
|
|
|
|
kmxlNotifyControlChange( DeviceInfo, pmxd, pControl );
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
} else {
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
}
|
|
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
#ifdef SUPERMIX_AS_VOL
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlHandleGetVolumeFromSuperMix
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlHandleGetVolumeFromSuperMix(
|
|
IN LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl,
|
|
IN LPMIXERCONTROLDETAILS pmcd,
|
|
IN OUT LPMIXERCONTROLDETAILS_UNSIGNED paDetails,
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
NTSTATUS Status;
|
|
ULONG i, Channels, Index, MaxChannel = 0;
|
|
LONG Max = LONG_MIN; // -Inf dB
|
|
|
|
PAGED_CODE();
|
|
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
ASSERT( pControl );
|
|
ASSERT( pmcd );
|
|
ASSERT( paDetails );
|
|
|
|
Status = kmxlGetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleGetVolumeFromSuperMix( Ctrl=%d [%s], Id=%d ) failed GET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Count the number of channels
|
|
//
|
|
|
|
for( i = 0, Channels = 0;
|
|
i < pControl->Parameters.Size;
|
|
i += pControl->Parameters.pMixCaps->OutputChannels + 1,
|
|
Channels++ )
|
|
{
|
|
if( pControl->Parameters.pMixLevels[ i ].Level > Max ) {
|
|
Max = pControl->Parameters.pMixLevels[ i ].Level;
|
|
MaxChannel = Channels;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Return the translated volume levels
|
|
//
|
|
|
|
if( ( pmcd->cChannels == 1 ) && ( Channels > 1 ) ) {
|
|
|
|
//
|
|
// As per SB16 sample, if the caller wants only 1 channel but
|
|
// the control is multichannel, return the maximum of all the
|
|
// channels.
|
|
//
|
|
|
|
paDetails->dwValue = kmxlVolLogToLinear(
|
|
pControl,
|
|
Max,
|
|
MIXER_MAPPING_LOGRITHMIC,
|
|
MaxChannel
|
|
);
|
|
} else {
|
|
|
|
//
|
|
// Translate each of the channel value into linear and
|
|
// store them away.
|
|
//
|
|
|
|
for( i = 0; i < pmcd->cChannels; i++ ) {
|
|
|
|
Index = i * ( pControl->Parameters.pMixCaps->OutputChannels + 1 );
|
|
paDetails[ i ].dwValue = kmxlVolLogToLinear(
|
|
pControl,
|
|
pControl->Parameters.pMixLevels[ Index ].Level,
|
|
MIXER_MAPPING_LOGRITHMIC,
|
|
i
|
|
);
|
|
}
|
|
|
|
}
|
|
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlHandleSetVolumeFromSuperMix
|
|
//
|
|
//
|
|
|
|
NTSTATUS
|
|
kmxlHandleSetVolumeFromSuperMix(
|
|
IN LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl,
|
|
IN LPMIXERCONTROLDETAILS pmcd,
|
|
IN OUT LPMIXERCONTROLDETAILS_UNSIGNED paDetails,
|
|
IN ULONG Flags
|
|
)
|
|
{
|
|
NTSTATUS Status;
|
|
ULONG i, Index;
|
|
|
|
PAGED_CODE();
|
|
|
|
DPFASSERT( IsValidMixerDevice(pmxd) );
|
|
ASSERT( pControl );
|
|
ASSERT( pmcd );
|
|
ASSERT( paDetails );
|
|
|
|
//
|
|
// Query the current values for the mix levels.
|
|
//
|
|
|
|
Status = kmxlGetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
if( !NT_SUCCESS( Status ) ) {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetVolumeFromSuperMix( Ctrl=%d [%s], Id=%d ) failed GET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
|
|
//
|
|
// Adjust the values on the diagonal to those the user specified.
|
|
//
|
|
|
|
for( i = 0; i < pmcd->cChannels; i++ ) {
|
|
|
|
Index = i * ( pControl->Parameters.pMixCaps->OutputChannels + 1 );
|
|
pControl->Parameters.pMixLevels[ Index ].Level = kmxlVolLinearToLog(
|
|
pControl,
|
|
paDetails[ i ].dwValue,
|
|
MIXER_MAPPING_LOGRITHMIC,
|
|
i
|
|
);
|
|
}
|
|
|
|
//
|
|
// Set these new values.
|
|
//
|
|
|
|
Status = kmxlSetNodeProperty(
|
|
pmxd->pfo,
|
|
&KSPROPSETID_Audio,
|
|
KSPROPERTY_AUDIO_MIX_LEVEL_TABLE,
|
|
pControl->Id,
|
|
0,
|
|
NULL,
|
|
pControl->Parameters.pMixLevels,
|
|
pControl->Parameters.Size * sizeof( KSAUDIO_MIXLEVEL ),
|
|
);
|
|
|
|
if( NT_SUCCESS( Status ) ) {
|
|
DeviceInfo->mmr = MMSYSERR_NOERROR;
|
|
} else {
|
|
DPF(DL_WARNING|FA_USER,( "kmxlHandleSetVolumeFromSuperMix( Ctrl=%d [%s], Id=%d ) failed SET on MIX_LEVEL_TABLE with %x",
|
|
pControl->Control.dwControlID,
|
|
ControlTypeToString( pControl->Control.dwControlType ),
|
|
pControl->Id,
|
|
Status ));
|
|
DeviceInfo->mmr = MMSYSERR_ERROR;
|
|
}
|
|
return( STATUS_SUCCESS );
|
|
}
|
|
#endif // SUPERMIX_AS_VOL
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlNotifyLineChange
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlNotifyLineChange(
|
|
OUT LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLLINE pLine,
|
|
IN LPMIXERCONTROLDETAILS_UNSIGNED paDetails
|
|
)
|
|
{
|
|
PAGED_CODE();
|
|
|
|
ASSERT( (DeviceInfo->dwCallbackType&MIXER_LINE_CALLBACK) == 0 );
|
|
|
|
DeviceInfo->dwLineID=pLine->Line.dwLineID;
|
|
DeviceInfo->dwCallbackType|=MIXER_LINE_CALLBACK;
|
|
}
|
|
|
|
|
|
///////////////////////////////////////////////////////////////////////
|
|
//
|
|
// kmxlNotifyControlChange
|
|
//
|
|
//
|
|
|
|
VOID
|
|
kmxlNotifyControlChange(
|
|
OUT LPDEVICEINFO DeviceInfo,
|
|
IN PMIXERDEVICE pmxd,
|
|
IN PMXLCONTROL pControl
|
|
)
|
|
{
|
|
WRITE_CONTEXT* pwc;
|
|
|
|
PAGED_CODE();
|
|
|
|
//
|
|
// If there are no open instances, there is no reason to even attempt
|
|
// a callback... no one is listening.
|
|
//
|
|
|
|
ExAcquireFastMutex( &ReferenceCountMutex );
|
|
|
|
if( ReferenceCount == 0 ) {
|
|
ExReleaseFastMutex( &ReferenceCountMutex );
|
|
return;
|
|
}
|
|
|
|
ExReleaseFastMutex( &ReferenceCountMutex );
|
|
|
|
|
|
{
|
|
PMXLLINE pLine;
|
|
PMXLCONTROL pCtrl;
|
|
|
|
LONG callbackcount;
|
|
|
|
callbackcount=0;
|
|
|
|
pLine = kmxlFirstInList( pmxd->listLines );
|
|
while( pLine ) {
|
|
|
|
pCtrl = kmxlFirstInList( pLine->Controls );
|
|
while( pCtrl ) {
|
|
|
|
if ( pCtrl->Id == pControl->Id ) {
|
|
|
|
//ASSERT( (DeviceInfo->dwCallbackType&MIXER_CONTROL_CALLBACK) == 0 );
|
|
ASSERT( callbackcount < MAXCALLBACKS );
|
|
|
|
if ( callbackcount < MAXCALLBACKS ) {
|
|
(DeviceInfo->dwID)[callbackcount++]=pCtrl->Control.dwControlID;
|
|
}
|
|
|
|
DeviceInfo->dwCallbackType|=MIXER_CONTROL_CALLBACK;
|
|
|
|
}
|
|
pCtrl = kmxlNextControl( pCtrl );
|
|
}
|
|
pLine = kmxlNextLine( pLine );
|
|
}
|
|
|
|
DeviceInfo->ControlCallbackCount=callbackcount;
|
|
|
|
}
|
|
}
|