2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS Kernel Streaming
4 * FILE: lib/drivers/sound/mmixer/sup.c
5 * PURPOSE: Mixer Support Functions
6 * PROGRAMMER: Johannes Anderwald
13 const GUID KSNODETYPE_SUM
= {0xDA441A60L
, 0xC556, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
14 const GUID KSNODETYPE_DAC
= {0x507AE360L
, 0xC554, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
15 const GUID KSNODETYPE_ADC
= {0x4D837FE0L
, 0xC555, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
16 const GUID KSNODETYPE_AGC
= {0xE88C9BA0L
, 0xC557, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
17 const GUID KSNODETYPE_LOUDNESS
= {0x41887440L
, 0xC558, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
18 const GUID KSNODETYPE_MUTE
= {0x02B223C0L
, 0xC557, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
19 const GUID KSNODETYPE_TONE
= {0x7607E580L
, 0xC557, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
20 const GUID KSNODETYPE_VOLUME
= {0x3A5ACC00L
, 0xC557, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
21 const GUID KSNODETYPE_PEAKMETER
= {0xa085651e, 0x5f0d, 0x4b36, {0xa8, 0x69, 0xd1, 0x95, 0xd6, 0xab, 0x4b, 0x9e}};
22 const GUID KSNODETYPE_MUX
= {0x2CEAF780, 0xC556, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
23 const GUID KSNODETYPE_STEREO_WIDE
= {0xA9E69800L
, 0xC558, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
24 const GUID KSNODETYPE_CHORUS
= {0x20173F20L
, 0xC559, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
25 const GUID KSNODETYPE_REVERB
= {0xEF0328E0L
, 0xC558, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
26 const GUID KSNODETYPE_SUPERMIX
= {0xE573ADC0L
, 0xC555, 0x11D0, {0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1}};
28 const GUID KSPROPSETID_Audio
= {0x45FFAAA0L
, 0x6E1B, 0x11D0, {0xBC, 0xF2, 0x44, 0x45, 0x53, 0x54, 0x00, 0x00}};
29 const GUID KSPROPSETID_Pin
= {0x8C134960L
, 0x51AD, 0x11CF, {0x87, 0x8A, 0x94, 0xF8, 0x01, 0xC1, 0x00, 0x00}};
30 const GUID KSPROPSETID_General
= {0x1464EDA5L
, 0x6A8F, 0x11D1, {0x9A, 0xA7, 0x00, 0xA0, 0xC9, 0x22, 0x31, 0x96}};
31 const GUID KSPROPSETID_Topology
= {0x720D4AC0L
, 0x7533, 0x11D0, {0xA5, 0xD6, 0x28, 0xDB, 0x04, 0xC1, 0x00, 0x00}};
32 const GUID KSEVENTSETID_AudioControlChange
= {0xE85E9698L
, 0xFA2F, 0x11D1, {0x95, 0xBD, 0x00, 0xC0, 0x4F, 0xB9, 0x25, 0xD3}};
34 const GUID KSDATAFORMAT_TYPE_MUSIC
= {0xE725D360L
, 0x62CC, 0x11CF, {0xA5, 0xD6, 0x28, 0xDB, 0x04, 0xC1, 0x00, 0x00}};
35 const GUID KSDATAFORMAT_SUBTYPE_MIDI
= {0x1D262760L
, 0xE957, 0x11CF, {0xA5, 0xD6, 0x28, 0xDB, 0x04, 0xC1, 0x00, 0x00}};
36 const GUID KSDATAFORMAT_SPECIFIER_NONE
= {0x0F6417D6L
, 0xC318, 0x11D0, {0xA4, 0x3F, 0x00, 0xA0, 0xC9, 0x22, 0x31, 0x96}};
41 IN PMIXER_CONTEXT MixerContext
)
43 if (MixerContext
->SizeOfStruct
!= sizeof(MIXER_CONTEXT
))
44 return MM_STATUS_INVALID_PARAMETER
;
46 if (!MixerContext
->Alloc
|| !MixerContext
->Control
|| !MixerContext
->Free
|| !MixerContext
->Open
||
47 !MixerContext
->AllocEventData
|| !MixerContext
->FreeEventData
||
48 !MixerContext
->Close
|| !MixerContext
->OpenKey
|| !MixerContext
->QueryKeyValue
|| !MixerContext
->CloseKey
)
49 return MM_STATUS_INVALID_PARAMETER
;
51 if (!MixerContext
->MixerContext
)
52 return MM_STATUS_INVALID_PARAMETER
;
54 return MM_STATUS_SUCCESS
;
58 MMixerGetMixerLineContainingNodeId(
59 IN LPMIXER_INFO MixerInfo
,
62 PLIST_ENTRY Entry
, ControlEntry
;
63 LPMIXERLINE_EXT MixerLineSrc
;
64 LPMIXERCONTROL_EXT MixerControl
;
67 Entry
= MixerInfo
->LineList
.Flink
;
69 while(Entry
!= &MixerInfo
->LineList
)
71 MixerLineSrc
= (LPMIXERLINE_EXT
)CONTAINING_RECORD(Entry
, MIXERLINE_EXT
, Entry
);
73 ControlEntry
= MixerLineSrc
->ControlsList
.Flink
;
74 while(ControlEntry
!= &MixerLineSrc
->ControlsList
)
76 MixerControl
= (LPMIXERCONTROL_EXT
)CONTAINING_RECORD(ControlEntry
, MIXERCONTROL_EXT
, Entry
);
77 if (MixerControl
->NodeID
== NodeID
)
81 ControlEntry
= ControlEntry
->Flink
;
90 MMixerGetLowestLogicalTopologyPinOffsetFromArray(
91 IN ULONG LogicalPinArrayCount
,
92 IN PULONG LogicalPinArray
,
98 for(Index
= 1; Index
< LogicalPinArrayCount
; Index
++)
100 if (LogicalPinArray
[Index
] != MAXULONG
)
102 /* sanity check: logical pin id must be unique */
103 ASSERT(LogicalPinArray
[Index
] != LogicalPinArray
[LowestId
]);
106 if (LogicalPinArray
[Index
] < LogicalPinArray
[LowestId
])
111 *PinOffset
= LowestId
;
116 IN PMIXER_CONTEXT MixerContext
,
117 IN LPMIXER_INFO MixerInfo
)
124 MixerContext
->Free((PVOID
)MixerInfo
);
129 MMixerGetMixerDataByDeviceHandle(
130 IN PMIXER_CONTEXT MixerContext
,
133 LPMIXER_DATA MixerData
;
135 PMIXER_LIST MixerList
;
138 MixerList
= (PMIXER_LIST
)MixerContext
->MixerContext
;
140 if (!MixerList
->MixerDataCount
)
143 Entry
= MixerList
->MixerData
.Flink
;
145 while(Entry
!= &MixerList
->MixerData
)
147 MixerData
= (LPMIXER_DATA
)CONTAINING_RECORD(Entry
, MIXER_DATA
, Entry
);
149 if (MixerData
->hDevice
== hDevice
)
152 /* move to next mixer entry */
153 Entry
= Entry
->Flink
;
160 MMixerGetMixerInfoByIndex(
161 IN PMIXER_CONTEXT MixerContext
,
164 LPMIXER_INFO MixerInfo
;
166 PMIXER_LIST MixerList
;
170 MixerList
= (PMIXER_LIST
)MixerContext
->MixerContext
;
172 if (!MixerList
->MixerListCount
)
175 Entry
= MixerList
->MixerList
.Flink
;
177 while(Entry
!= &MixerList
->MixerList
)
179 MixerInfo
= (LPMIXER_INFO
)CONTAINING_RECORD(Entry
, MIXER_INFO
, Entry
);
181 if (Index
== MixerIndex
)
184 /* move to next mixer entry */
186 Entry
= Entry
->Flink
;
193 MMixerGetMixerByName(
194 IN PMIXER_LIST MixerList
,
196 OUT LPMIXER_INFO
*OutMixerInfo
)
198 LPMIXER_INFO MixerInfo
;
201 Entry
= MixerList
->MixerList
.Flink
;
202 while(Entry
!= &MixerList
->MixerList
)
204 MixerInfo
= (LPMIXER_INFO
)CONTAINING_RECORD(Entry
, MIXER_INFO
, Entry
);
206 DPRINT1("MixerName %S MixerName %S\n", MixerInfo
->MixCaps
.szPname
, MixerName
);
207 if (wcsicmp(MixerInfo
->MixCaps
.szPname
, MixerName
) == 0)
209 *OutMixerInfo
= MixerInfo
;
210 return MM_STATUS_SUCCESS
;
212 /* move to next mixer entry */
213 Entry
= Entry
->Flink
;
216 return MM_STATUS_UNSUCCESSFUL
;
220 MMixerGetSourceMixerLineByLineId(
221 LPMIXER_INFO MixerInfo
,
225 LPMIXERLINE_EXT MixerLineSrc
;
227 /* get first entry */
228 Entry
= MixerInfo
->LineList
.Flink
;
230 while(Entry
!= &MixerInfo
->LineList
)
232 MixerLineSrc
= (LPMIXERLINE_EXT
)CONTAINING_RECORD(Entry
, MIXERLINE_EXT
, Entry
);
233 DPRINT("dwLineID %x dwLineID %x MixerLineSrc %p\n", MixerLineSrc
->Line
.dwLineID
, dwLineID
, MixerLineSrc
);
234 if (MixerLineSrc
->Line
.dwLineID
== dwLineID
)
237 Entry
= Entry
->Flink
;
245 IN PKSMULTIPLE_ITEM MultipleItem
,
250 ASSERT(Index
< MultipleItem
->Count
);
252 NodeType
= (LPGUID
)(MultipleItem
+ 1);
253 return &NodeType
[Index
];
257 MMixerGetSourceMixerLineByComponentType(
258 LPMIXER_INFO MixerInfo
,
259 DWORD dwComponentType
)
262 LPMIXERLINE_EXT MixerLineSrc
;
264 /* get first entry */
265 Entry
= MixerInfo
->LineList
.Flink
;
267 while(Entry
!= &MixerInfo
->LineList
)
269 MixerLineSrc
= (LPMIXERLINE_EXT
)CONTAINING_RECORD(Entry
, MIXERLINE_EXT
, Entry
);
270 if (MixerLineSrc
->Line
.dwComponentType
== dwComponentType
)
273 Entry
= Entry
->Flink
;
280 MMixerGetMixerControlById(
281 LPMIXER_INFO MixerInfo
,
283 LPMIXERLINE_EXT
*OutMixerLine
,
284 LPMIXERCONTROL_EXT
*OutMixerControl
,
287 PLIST_ENTRY Entry
, ControlEntry
;
288 LPMIXERLINE_EXT MixerLineSrc
;
289 LPMIXERCONTROL_EXT MixerControl
;
291 /* get first entry */
292 Entry
= MixerInfo
->LineList
.Flink
;
294 while(Entry
!= &MixerInfo
->LineList
)
296 MixerLineSrc
= (LPMIXERLINE_EXT
)CONTAINING_RECORD(Entry
, MIXERLINE_EXT
, Entry
);
298 ControlEntry
= MixerLineSrc
->ControlsList
.Flink
;
299 while(ControlEntry
!= &MixerLineSrc
->ControlsList
)
301 MixerControl
= (LPMIXERCONTROL_EXT
)CONTAINING_RECORD(ControlEntry
, MIXERCONTROL_EXT
, Entry
);
302 if (MixerControl
->Control
.dwControlID
== dwControlID
)
305 *OutMixerLine
= MixerLineSrc
;
307 *OutMixerControl
= MixerControl
;
309 *NodeId
= MixerControl
->NodeID
;
310 return MM_STATUS_SUCCESS
;
312 ControlEntry
= ControlEntry
->Flink
;
314 Entry
= Entry
->Flink
;
317 return MM_STATUS_UNSUCCESSFUL
;
321 MMixerGetVolumeControlIndex(
322 LPMIXERVOLUME_DATA VolumeData
,
327 for(Index
= 0; Index
< VolumeData
->ValuesCount
; Index
++)
329 if (VolumeData
->Values
[Index
] > Value
)
331 return VolumeData
->InputSteppingDelta
* Index
;
334 return VolumeData
->InputSteppingDelta
* (VolumeData
->ValuesCount
-1);
338 MMixerNotifyControlChange(
339 IN PMIXER_CONTEXT MixerContext
,
340 IN LPMIXER_INFO MixerInfo
,
341 IN ULONG NotificationType
,
345 PEVENT_NOTIFICATION_ENTRY NotificationEntry
;
347 /* enumerate list and perform notification */
348 Entry
= MixerInfo
->EventList
.Flink
;
349 while(Entry
!= &MixerInfo
->EventList
)
351 /* get notification entry offset */
352 NotificationEntry
= (PEVENT_NOTIFICATION_ENTRY
)CONTAINING_RECORD(Entry
, EVENT_NOTIFICATION_ENTRY
, Entry
);
354 if (NotificationEntry
->MixerEventRoutine
)
356 /* now perform the callback */
357 NotificationEntry
->MixerEventRoutine(NotificationEntry
->MixerEventContext
, (HANDLE
)MixerInfo
, NotificationType
, Value
);
360 /* move to next notification entry */
361 Entry
= Entry
->Flink
;
366 MMixerSetGetMuteControlDetails(
367 IN PMIXER_CONTEXT MixerContext
,
368 IN LPMIXER_INFO MixerInfo
,
369 IN LPMIXERCONTROL_EXT MixerControl
,
371 IN LPMIXERCONTROLDETAILS MixerControlDetails
,
374 LPMIXERCONTROLDETAILS_BOOLEAN Input
;
378 if (MixerControlDetails
->cbDetails
!= sizeof(MIXERCONTROLDETAILS_BOOLEAN
))
379 return MM_STATUS_INVALID_PARAMETER
;
382 Input
= (LPMIXERCONTROLDETAILS_BOOLEAN
)MixerControlDetails
->paDetails
;
386 Value
= Input
->fValue
;
388 /* set control details */
389 Status
= MMixerSetGetControlDetails(MixerContext
, MixerControl
->hDevice
, MixerControl
->NodeID
, bSet
, KSPROPERTY_AUDIO_MUTE
, 0, &Value
);
391 if (Status
!= MM_STATUS_SUCCESS
)
397 Input
->fValue
= Value
;
402 /* notify wdmaud clients MM_MIXM_LINE_CHANGE dwLineID */
403 MMixerNotifyControlChange(MixerContext
, MixerInfo
, MM_MIXM_LINE_CHANGE
, dwLineID
);
410 MMixerSetGetMuxControlDetails(
411 IN PMIXER_CONTEXT MixerContext
,
412 IN LPMIXER_INFO MixerInfo
,
416 IN LPMIXERCONTROL_EXT MixerControl
,
417 IN LPMIXERCONTROLDETAILS MixerControlDetails
,
418 IN LPMIXERLINE_EXT MixerLine
)
421 PULONG LogicalNodes
, ConnectedNodes
;
422 ULONG LogicalNodesCount
, ConnectedNodesCount
, Index
, CurLogicalPinOffset
, BytesReturned
, OldLogicalPinOffset
;
423 LPMIXER_DATA MixerData
;
424 LPMIXERCONTROLDETAILS_LISTTEXTW ListText
;
425 LPMIXERCONTROLDETAILS_BOOLEAN Values
;
426 LPMIXERLINE_EXT SourceLine
;
427 KSNODEPROPERTY Request
;
429 DPRINT("MixerControlDetails %p\n", MixerControlDetails
);
430 DPRINT("bSet %lx\n", bSet
);
431 DPRINT("Flags %lx\n", Flags
);
432 DPRINT("NodeId %lu\n", MixerControl
->NodeID
);
433 DPRINT("MixerControlDetails dwControlID %lu\n", MixerControlDetails
->dwControlID
);
434 DPRINT("MixerControlDetails cChannels %lu\n", MixerControlDetails
->cChannels
);
435 DPRINT("MixerControlDetails cMultipleItems %lu\n", MixerControlDetails
->cMultipleItems
);
436 DPRINT("MixerControlDetails cbDetails %lu\n", MixerControlDetails
->cbDetails
);
437 DPRINT("MixerControlDetails paDetails %p\n", MixerControlDetails
->paDetails
);
439 if (MixerControl
->Control
.fdwControl
& MIXERCONTROL_CONTROLF_UNIFORM
)
441 /* control acts uniform */
442 if (MixerControlDetails
->cChannels
!= 1)
444 /* expected 1 channel */
445 DPRINT1("Expected 1 channel but got %lu\n", MixerControlDetails
->cChannels
);
446 return MM_STATUS_UNSUCCESSFUL
;
450 /* check if multiple items match */
451 if (MixerControlDetails
->cMultipleItems
!= MixerControl
->Control
.cMultipleItems
)
453 DPRINT1("MultipleItems mismatch %lu expected %lu\n", MixerControlDetails
->cMultipleItems
, MixerControl
->Control
.cMultipleItems
);
454 return MM_STATUS_UNSUCCESSFUL
;
459 if ((Flags
& MIXER_SETCONTROLDETAILSF_QUERYMASK
) == MIXER_SETCONTROLDETAILSF_CUSTOM
)
461 /* tell me when this is hit */
464 else if ((Flags
& (MIXER_SETCONTROLDETAILSF_VALUE
| MIXER_SETCONTROLDETAILSF_CUSTOM
)) == MIXER_SETCONTROLDETAILSF_VALUE
)
467 ASSERT(bSet
== TRUE
);
468 ASSERT(MixerControlDetails
->cbDetails
== sizeof(MIXERCONTROLDETAILS_BOOLEAN
));
470 Values
= (LPMIXERCONTROLDETAILS_BOOLEAN
)MixerControlDetails
->paDetails
;
471 CurLogicalPinOffset
= MAXULONG
;
472 for(Index
= 0; Index
< MixerControlDetails
->cMultipleItems
; Index
++)
474 if (Values
[Index
].fValue
)
476 /* mux can only activate one line at a time */
477 ASSERT(CurLogicalPinOffset
== MAXULONG
);
478 CurLogicalPinOffset
= Index
;
483 Request
.NodeId
= NodeId
;
484 Request
.Reserved
= 0;
485 Request
.Property
.Flags
= KSPROPERTY_TYPE_TOPOLOGY
| KSPROPERTY_TYPE_GET
;
486 Request
.Property
.Id
= KSPROPERTY_AUDIO_MUX_SOURCE
;
487 Request
.Property
.Set
= KSPROPSETID_Audio
;
489 /* perform getting source */
490 Status
= MixerContext
->Control(MixerControl
->hDevice
, IOCTL_KS_PROPERTY
, (PVOID
)&Request
, sizeof(KSNODEPROPERTY
), &OldLogicalPinOffset
, sizeof(ULONG
), &BytesReturned
);
491 if (Status
!= MM_STATUS_SUCCESS
)
493 /* failed to get source */
497 DPRINT("OldLogicalPinOffset %lu CurLogicalPinOffset %lu\n", OldLogicalPinOffset
, CurLogicalPinOffset
);
499 if (OldLogicalPinOffset
== CurLogicalPinOffset
)
501 /* cannot be unselected */
502 return MM_STATUS_UNSUCCESSFUL
;
505 /* perform setting source */
506 Request
.Property
.Flags
= KSPROPERTY_TYPE_TOPOLOGY
| KSPROPERTY_TYPE_SET
;
507 Status
= MixerContext
->Control(MixerControl
->hDevice
, IOCTL_KS_PROPERTY
, (PVOID
)&Request
, sizeof(KSNODEPROPERTY
), &CurLogicalPinOffset
, sizeof(ULONG
), &BytesReturned
);
508 if (Status
!= MM_STATUS_SUCCESS
)
510 /* failed to set source */
514 /* notify control change */
515 MMixerNotifyControlChange(MixerContext
, MixerInfo
, MM_MIXM_CONTROL_CHANGE
, MixerControl
->Control
.dwControlID
);
522 if ((Flags
& MIXER_GETCONTROLDETAILSF_QUERYMASK
) == MIXER_GETCONTROLDETAILSF_VALUE
)
525 Request
.NodeId
= NodeId
;
526 Request
.Reserved
= 0;
527 Request
.Property
.Flags
= KSPROPERTY_TYPE_TOPOLOGY
| KSPROPERTY_TYPE_GET
;
528 Request
.Property
.Id
= KSPROPERTY_AUDIO_MUX_SOURCE
;
529 Request
.Property
.Set
= KSPROPSETID_Audio
;
531 /* perform getting source */
532 Status
= MixerContext
->Control(MixerControl
->hDevice
, IOCTL_KS_PROPERTY
, (PVOID
)&Request
, sizeof(KSNODEPROPERTY
), &OldLogicalPinOffset
, sizeof(ULONG
), &BytesReturned
);
533 if (Status
!= MM_STATUS_SUCCESS
)
535 /* failed to get source */
539 /* get logical pin nodes */
540 MMixerGetConnectedFromLogicalTopologyPins(MixerData
->Topology
, MixerControl
->NodeID
, &LogicalNodesCount
, LogicalNodes
);
543 ASSERT(LogicalNodesCount
== MixerControlDetails
->cMultipleItems
);
544 ASSERT(LogicalNodesCount
== MixerControl
->Control
.Metrics
.dwReserved
[0]);
546 Values
= (LPMIXERCONTROLDETAILS_BOOLEAN
)MixerControlDetails
->paDetails
;
547 for(Index
= 0; Index
< ConnectedNodesCount
; Index
++)
549 /* getting logical pin offset */
550 MMixerGetLowestLogicalTopologyPinOffsetFromArray(LogicalNodesCount
, LogicalNodes
, &CurLogicalPinOffset
);
552 if (CurLogicalPinOffset
== OldLogicalPinOffset
)
554 /* mark index as active */
555 Values
[Index
].fValue
= TRUE
;
559 /* index not active */
560 Values
[Index
].fValue
= FALSE
;
563 /* mark offset as consumed */
564 LogicalNodes
[CurLogicalPinOffset
] = MAXULONG
;
568 MixerContext
->Free(LogicalNodes
);
571 return MM_STATUS_SUCCESS
;
573 else if ((Flags
& MIXER_GETCONTROLDETAILSF_QUERYMASK
) == MIXER_GETCONTROLDETAILSF_LISTTEXT
)
576 ASSERT(bSet
== FALSE
);
578 /* gets the corresponding mixer data */
579 MixerData
= MMixerGetMixerDataByDeviceHandle(MixerContext
, MixerControl
->hDevice
);
583 ASSERT(MixerData
->Topology
);
584 ASSERT(MixerData
->MixerInfo
== MixerInfo
);
586 /* now allocate logical pin array */
587 Status
= MMixerAllocateTopologyNodeArray(MixerContext
, MixerData
->Topology
, &LogicalNodes
);
588 if (Status
!= MM_STATUS_SUCCESS
)
591 return MM_STATUS_NO_MEMORY
;
594 /* allocate connected node array */
595 Status
= MMixerAllocateTopologyNodeArray(MixerContext
, MixerData
->Topology
, &ConnectedNodes
);
596 if (Status
!= MM_STATUS_SUCCESS
)
599 MixerContext
->Free(LogicalNodes
);
600 return MM_STATUS_NO_MEMORY
;
603 /* get logical pin nodes */
604 MMixerGetConnectedFromLogicalTopologyPins(MixerData
->Topology
, MixerControl
->NodeID
, &LogicalNodesCount
, LogicalNodes
);
606 /* get connected nodes */
607 MMixerGetNextNodesFromNodeIndex(MixerContext
, MixerData
->Topology
, MixerControl
->NodeID
, TRUE
, &ConnectedNodesCount
, ConnectedNodes
);
610 ASSERT(ConnectedNodesCount
== LogicalNodesCount
);
611 ASSERT(ConnectedNodesCount
== MixerControlDetails
->cMultipleItems
);
612 ASSERT(ConnectedNodesCount
== MixerControl
->Control
.Metrics
.dwReserved
[0]);
614 ListText
= (LPMIXERCONTROLDETAILS_LISTTEXTW
)MixerControlDetails
->paDetails
;
616 for(Index
= 0; Index
< ConnectedNodesCount
; Index
++)
618 /* getting logical pin offset */
619 MMixerGetLowestLogicalTopologyPinOffsetFromArray(LogicalNodesCount
, LogicalNodes
, &CurLogicalPinOffset
);
621 /* get mixer line with that node */
622 SourceLine
= MMixerGetMixerLineContainingNodeId(MixerInfo
, ConnectedNodes
[CurLogicalPinOffset
]);
627 DPRINT1("PinOffset %lu LogicalPin %lu NodeId %lu LineName %S\n", CurLogicalPinOffset
, LogicalNodes
[CurLogicalPinOffset
], ConnectedNodes
[CurLogicalPinOffset
], SourceLine
->Line
.szName
);
630 ListText
[Index
].dwParam1
= SourceLine
->Line
.dwLineID
;
631 ListText
[Index
].dwParam2
= SourceLine
->Line
.dwComponentType
;
632 MixerContext
->Copy(ListText
[Index
].szName
, SourceLine
->Line
.szName
, (wcslen(SourceLine
->Line
.szName
) + 1) * sizeof(WCHAR
));
634 /* mark offset as consumed */
635 LogicalNodes
[CurLogicalPinOffset
] = MAXULONG
;
639 MixerContext
->Free(LogicalNodes
);
640 MixerContext
->Free(ConnectedNodes
);
643 return MM_STATUS_SUCCESS
;
647 return MM_STATUS_NOT_IMPLEMENTED
;
651 MMixerSetGetVolumeControlDetails(
652 IN PMIXER_CONTEXT MixerContext
,
653 IN LPMIXER_INFO MixerInfo
,
656 LPMIXERCONTROL_EXT MixerControl
,
657 IN LPMIXERCONTROLDETAILS MixerControlDetails
,
658 LPMIXERLINE_EXT MixerLine
)
660 LPMIXERCONTROLDETAILS_UNSIGNED Input
;
661 LONG Value
, Index
, Channel
= 0;
664 LPMIXERVOLUME_DATA VolumeData
;
666 if (MixerControlDetails
->cbDetails
!= sizeof(MIXERCONTROLDETAILS_SIGNED
))
667 return MM_STATUS_INVALID_PARAMETER
;
669 VolumeData
= (LPMIXERVOLUME_DATA
)MixerControl
->ExtraData
;
671 return MM_STATUS_UNSUCCESSFUL
;
674 Input
= (LPMIXERCONTROLDETAILS_UNSIGNED
)MixerControlDetails
->paDetails
;
679 Value
= Input
->dwValue
;
680 Index
= Value
/ VolumeData
->InputSteppingDelta
;
682 if (Index
>= VolumeData
->ValuesCount
)
684 DPRINT1("Index %u out of bounds %u \n", Index
, VolumeData
->ValuesCount
);
685 return MM_STATUS_INVALID_PARAMETER
;
688 Value
= VolumeData
->Values
[Index
];
691 /* set control details */
695 Status
= MMixerSetGetControlDetails(MixerContext
, MixerControl
->hDevice
, NodeId
, bSet
, KSPROPERTY_AUDIO_VOLUMELEVEL
, 0, &Value
);
696 Status
= MMixerSetGetControlDetails(MixerContext
, MixerControl
->hDevice
, NodeId
, bSet
, KSPROPERTY_AUDIO_VOLUMELEVEL
, 1, &Value
);
700 Status
= MMixerSetGetControlDetails(MixerContext
, MixerControl
->hDevice
, NodeId
, bSet
, KSPROPERTY_AUDIO_VOLUMELEVEL
, Channel
, &Value
);
705 dwValue
= MMixerGetVolumeControlIndex(VolumeData
, (LONG
)Value
);
707 Input
->dwValue
= dwValue
;
711 /* notify clients of a line change MM_MIXM_CONTROL_CHANGE with MixerControl->dwControlID */
712 MMixerNotifyControlChange(MixerContext
, MixerInfo
, MM_MIXM_CONTROL_CHANGE
, MixerControl
->Control
.dwControlID
);
718 MMixerGetDataByDeviceId(
719 IN PMIXER_LIST MixerList
,
723 LPMIXER_DATA MixerData
;
725 Entry
= MixerList
->MixerData
.Flink
;
726 while(Entry
!= &MixerList
->MixerData
)
728 MixerData
= (LPMIXER_DATA
)CONTAINING_RECORD(Entry
, MIXER_DATA
, Entry
);
729 if (MixerData
->DeviceId
== DeviceId
)
733 Entry
= Entry
->Flink
;
739 MMixerGetDataByDeviceName(
740 IN PMIXER_LIST MixerList
,
741 IN LPWSTR DeviceName
)
744 LPMIXER_DATA MixerData
;
746 Entry
= MixerList
->MixerData
.Flink
;
747 while(Entry
!= &MixerList
->MixerData
)
749 MixerData
= (LPMIXER_DATA
)CONTAINING_RECORD(Entry
, MIXER_DATA
, Entry
);
750 if (wcsicmp(&DeviceName
[2], &MixerData
->DeviceName
[2]) == 0)
755 Entry
= Entry
->Flink
;
761 MMixerCreateMixerData(
762 IN PMIXER_CONTEXT MixerContext
,
763 IN PMIXER_LIST MixerList
,
765 IN LPWSTR DeviceName
,
769 LPMIXER_DATA MixerData
;
771 MixerData
= (LPMIXER_DATA
)MixerContext
->Alloc(sizeof(MIXER_DATA
));
773 return MM_STATUS_NO_MEMORY
;
775 MixerData
->DeviceId
= DeviceId
;
776 MixerData
->DeviceName
= DeviceName
;
777 MixerData
->hDevice
= hDevice
;
778 MixerData
->hDeviceInterfaceKey
= hKey
;
779 MixerData
->Topology
= NULL
;
781 InsertTailList(&MixerList
->MixerData
, &MixerData
->Entry
);
782 MixerList
->MixerDataCount
++;
783 return MM_STATUS_SUCCESS
;
788 IN PMIXER_CONTEXT MixerContext
,
789 OUT LPWSTR DeviceName
,
798 Status
= MixerContext
->QueryKeyValue(hKey
, L
"FriendlyName", (PVOID
*)&Name
, &Length
, &Type
);
799 if (Status
== MM_STATUS_SUCCESS
)
801 /* copy device name */
802 MixerContext
->Copy(DeviceName
, Name
, min(wcslen(Name
), MAXPNAMELEN
-1) * sizeof(WCHAR
));
804 /* make sure its null terminated */
805 DeviceName
[MAXPNAMELEN
-1] = L
'\0';
807 /* free device name */
808 MixerContext
->Free(Name
);
814 Status
= MixerContext
->OpenKey(hKey
, L
"Device Parameters", KEY_READ
, &hTemp
);
815 if (Status
!= MM_STATUS_SUCCESS
)
818 Status
= MixerContext
->QueryKeyValue(hTemp
, L
"FriendlyName", (PVOID
*)&Name
, &Length
, &Type
);
819 if (Status
== MM_STATUS_SUCCESS
)
821 /* copy device name */
822 MixerContext
->Copy(DeviceName
, Name
, min(wcslen(Name
), MAXPNAMELEN
-1) * sizeof(WCHAR
));
824 /* make sure its null terminated */
825 DeviceName
[MAXPNAMELEN
-1] = L
'\0';
827 /* free device name */
828 MixerContext
->Free(Name
);
831 MixerContext
->CloseKey(hTemp
);
836 MMixerInitializePinConnect(
837 IN OUT PKSPIN_CONNECT PinConnect
,
840 PinConnect
->Interface
.Set
= KSINTERFACESETID_Standard
;
841 PinConnect
->Interface
.Id
= KSINTERFACE_STANDARD_STREAMING
;
842 PinConnect
->Interface
.Flags
= 0;
843 PinConnect
->Medium
.Set
= KSMEDIUMSETID_Standard
;
844 PinConnect
->Medium
.Id
= KSMEDIUM_TYPE_ANYINSTANCE
;
845 PinConnect
->Medium
.Flags
= 0;
846 PinConnect
->PinToHandle
= NULL
;
847 PinConnect
->PinId
= PinId
;
848 PinConnect
->Priority
.PriorityClass
= KSPRIORITY_NORMAL
;
849 PinConnect
->Priority
.PrioritySubClass
= 1;