KSDATARANGE BridgePinAudioFormat[] =
{
{
- sizeof(KSDATAFORMAT),
- 0,
- 0,
- 0,
- {STATIC_KSDATAFORMAT_TYPE_AUDIO},
- {STATIC_KSDATAFORMAT_SUBTYPE_ANALOG},
- {STATIC_KSDATAFORMAT_SPECIFIER_NONE}
+ {
+ sizeof(KSDATAFORMAT),
+ 0,
+ 0,
+ 0,
+ {STATIC_KSDATAFORMAT_TYPE_AUDIO},
+ {STATIC_KSDATAFORMAT_SUBTYPE_ANALOG},
+ {STATIC_KSDATAFORMAT_SPECIFIER_NONE}
+ }
}
};
NULL
};
+static KSPIN_DISPATCH UsbAudioPinDispatch =
+{
+ USBAudioPinCreate,
+ USBAudioPinClose,
+ USBAudioPinProcess,
+ USBAudioPinReset,
+ USBAudioPinSetDataFormat,
+ USBAudioPinSetDeviceState,
+ NULL,
+ NULL,
+ NULL,
+ NULL
+};
+
+
NTSTATUS
BuildUSBAudioFilterTopology(
PKSDEVICE Device)
PKSFILTER Filter,
PIRP Irp)
{
- UNIMPLEMENTED
+ PKSFILTERFACTORY FilterFactory;
+ PKSDEVICE Device;
+ PFILTER_CONTEXT FilterContext;
+
+ FilterFactory = KsGetParent(Filter);
+ if (FilterFactory == NULL)
+ {
+ /* invalid parameter */
+ return STATUS_INVALID_PARAMETER;
+ }
+
+ Device = KsGetParent(FilterFactory);
+ if (Device == NULL)
+ {
+ /* invalid parameter */
+ return STATUS_INVALID_PARAMETER;
+ }
+
+ /* alloc filter context */
+ FilterContext = AllocFunction(sizeof(FILTER_CONTEXT));
+ if (FilterContext == NULL)
+ {
+ /* no memory */
+ return STATUS_INSUFFICIENT_RESOURCES;
+ }
+
+ /* init context */
+ FilterContext->DeviceExtension = Device->Context;
+ FilterContext->LowerDevice = Device->NextDeviceObject;
+ Filter->Context = FilterContext;
+
+ DPRINT("USBAudioFilterCreate FilterContext %p LowerDevice %p DeviceExtension %p\n", FilterContext, FilterContext->LowerDevice, FilterContext->DeviceExtension);
+ KsAddItemToObjectBag(Filter->Bag, FilterContext, ExFreePool);
return STATUS_SUCCESS;
}
{
if (Descriptor->bInterfaceSubClass == 0x01) /* AUDIO_CONTROL */
{
- InterfaceHeaderDescriptor = USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
+ InterfaceHeaderDescriptor = (PUSB_AUDIO_CONTROL_INTERFACE_HEADER_DESCRIPTOR)USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
if (InterfaceHeaderDescriptor != NULL)
{
CommonDescriptor = USBD_ParseDescriptors(InterfaceHeaderDescriptor, InterfaceHeaderDescriptor->wTotalLength, (PVOID)((ULONG_PTR)InterfaceHeaderDescriptor + InterfaceHeaderDescriptor->bLength), USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
}
TotalTerminalCount++;
}
- CommonDescriptor = (PUSB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);
+ CommonDescriptor = (PUSB_COMMON_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);
if ((ULONG_PTR)CommonDescriptor >= ((ULONG_PTR)InterfaceHeaderDescriptor + InterfaceHeaderDescriptor->wTotalLength))
break;
}
{
if (Descriptor->bInterfaceSubClass == 0x01) /* AUDIO_CONTROL */
{
- InterfaceHeaderDescriptor = USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
+ InterfaceHeaderDescriptor = (PUSB_AUDIO_CONTROL_INTERFACE_HEADER_DESCRIPTOR)USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
if (InterfaceHeaderDescriptor != NULL)
{
CommonDescriptor = USBD_ParseDescriptors(InterfaceHeaderDescriptor, InterfaceHeaderDescriptor->wTotalLength, (PVOID)((ULONG_PTR)InterfaceHeaderDescriptor + InterfaceHeaderDescriptor->bLength), USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
TerminalCount++;
}
}
- CommonDescriptor = (PUSB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);
+ CommonDescriptor = (PUSB_COMMON_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);
if ((ULONG_PTR)CommonDescriptor >= ((ULONG_PTR)InterfaceHeaderDescriptor + InterfaceHeaderDescriptor->wTotalLength))
break;
}
{
if (Descriptor->bInterfaceSubClass == 0x01) /* AUDIO_CONTROL */
{
- InterfaceHeaderDescriptor = USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
+ InterfaceHeaderDescriptor = (PUSB_AUDIO_CONTROL_INTERFACE_HEADER_DESCRIPTOR)USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
if (InterfaceHeaderDescriptor != NULL)
{
CommonDescriptor = USBD_ParseDescriptors(InterfaceHeaderDescriptor, InterfaceHeaderDescriptor->wTotalLength, (PVOID)((ULONG_PTR)InterfaceHeaderDescriptor + InterfaceHeaderDescriptor->bLength), USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
TerminalCount++;
}
}
- CommonDescriptor = (PUSB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);
+ CommonDescriptor = (PUSB_COMMON_DESCRIPTOR)((ULONG_PTR)CommonDescriptor + CommonDescriptor->bLength);
if ((ULONG_PTR)CommonDescriptor >= ((ULONG_PTR)InterfaceHeaderDescriptor + InterfaceHeaderDescriptor->wTotalLength))
break;
}
return NULL;
}
+VOID
+UsbAudioGetDataRanges(
+ IN PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor,
+ IN UCHAR bTerminalID,
+ OUT PKSDATARANGE** OutDataRanges,
+ OUT PULONG OutDataRangesCount)
+{
+ PUSB_AUDIO_STREAMING_INTERFACE_DESCRIPTOR StreamingInterfaceDescriptor;
+ PUSB_AUDIO_STREAMING_FORMAT_TYPE_DESCRIPTOR StreamingFormatDescriptor;
+ PUSB_INTERFACE_DESCRIPTOR Descriptor;
+ PKSDATARANGE_AUDIO DataRangeAudio;
+ PKSDATARANGE *DataRangeAudioArray;
+ ULONG NumFrequency;
+
+ for (Descriptor = USBD_ParseConfigurationDescriptorEx(ConfigurationDescriptor, ConfigurationDescriptor, -1, -1, USB_DEVICE_CLASS_AUDIO, -1, -1);
+ Descriptor != NULL;
+ Descriptor = USBD_ParseConfigurationDescriptorEx(ConfigurationDescriptor, (PVOID)((ULONG_PTR)Descriptor + Descriptor->bLength), -1, -1, USB_DEVICE_CLASS_AUDIO, -1, -1))
+ {
+ if (Descriptor->bInterfaceSubClass == 0x02) /* AUDIO_STREAMING */
+ {
+ StreamingInterfaceDescriptor = (PUSB_AUDIO_STREAMING_INTERFACE_DESCRIPTOR)USBD_ParseDescriptors(ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, Descriptor, USB_AUDIO_CONTROL_TERMINAL_DESCRIPTOR_TYPE);
+ if (StreamingInterfaceDescriptor != NULL)
+ {
+ ASSERT(StreamingInterfaceDescriptor->bDescriptorSubtype == 0x01);
+ ASSERT(StreamingInterfaceDescriptor->wFormatTag == WAVE_FORMAT_PCM);
+ if (StreamingInterfaceDescriptor->bTerminalLink == bTerminalID)
+ {
+ StreamingFormatDescriptor = (PUSB_AUDIO_STREAMING_FORMAT_TYPE_DESCRIPTOR)((ULONG_PTR)StreamingInterfaceDescriptor + StreamingInterfaceDescriptor->bLength);
+ ASSERT(StreamingFormatDescriptor->bDescriptorType == 0x24);
+ ASSERT(StreamingFormatDescriptor->bDescriptorSubtype == 0x02);
+ ASSERT(StreamingFormatDescriptor->bFormatType == 0x01);
+
+ DataRangeAudio = AllocFunction(sizeof(KSDATARANGE_AUDIO));
+ if (DataRangeAudio == NULL)
+ {
+ /* no memory*/
+ return;
+ }
+
+ DataRangeAudio->DataRange.FormatSize = sizeof(KSDATARANGE_AUDIO);
+ DataRangeAudio->DataRange.MajorFormat = KSDATAFORMAT_TYPE_AUDIO;
+ DataRangeAudio->DataRange.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
+ DataRangeAudio->DataRange.Specifier = KSDATAFORMAT_SPECIFIER_WAVEFORMATEX;
+ DataRangeAudio->MaximumChannels = 1;
+ DataRangeAudio->MinimumBitsPerSample = StreamingFormatDescriptor->bBitResolution;
+ DataRangeAudio->MaximumBitsPerSample = StreamingFormatDescriptor->bBitResolution;
+ NumFrequency = StreamingFormatDescriptor->bSamFreqType - 1;
+ DataRangeAudio->MinimumSampleFrequency = StreamingFormatDescriptor->tSamFreq[0] | StreamingFormatDescriptor->tSamFreq[1] << 8 | StreamingFormatDescriptor->tSamFreq[2] << 16;
+ DataRangeAudio->MaximumSampleFrequency = StreamingFormatDescriptor->tSamFreq[NumFrequency*3] | StreamingFormatDescriptor->tSamFreq[NumFrequency * 3+1] << 8 | StreamingFormatDescriptor->tSamFreq[NumFrequency * 3+2]<<16;
+ DataRangeAudioArray = AllocFunction(sizeof(PKSDATARANGE_AUDIO));
+ if (DataRangeAudioArray == NULL)
+ {
+ /* no memory */
+ FreeFunction(DataRangeAudio);
+ return;
+ }
+ DataRangeAudioArray[0] = (PKSDATARANGE)DataRangeAudio;
+ *OutDataRanges = DataRangeAudioArray;
+ *OutDataRangesCount = 1;
+ return;
+ }
+ }
+ }
+ }
+}
NTSTATUS
{
/* irp sink pins*/
TerminalDescriptor = UsbAudioGetStreamingTerminalDescriptorByIndex(DeviceExtension->ConfigurationDescriptor, Index);
+ ASSERT(TerminalDescriptor != NULL);
+
+ Pins[Index].Dispatch = &UsbAudioPinDispatch;
Pins[Index].PinDescriptor.InterfacesCount = 1;
Pins[Index].PinDescriptor.Interfaces = &StandardPinInterface;
Pins[Index].PinDescriptor.MediumsCount = 1;
Pins[Index].PinDescriptor.Mediums = &StandardPinMedium;
Pins[Index].PinDescriptor.Category = UsbAudioGetPinCategoryFromTerminalDescriptor(TerminalDescriptor);
+ UsbAudioGetDataRanges(DeviceExtension->ConfigurationDescriptor, TerminalDescriptor->bTerminalID, (PKSDATARANGE**)&Pins[Index].PinDescriptor.DataRanges, &Pins[Index].PinDescriptor.DataRangesCount);
if (TerminalDescriptor->bDescriptorSubtype == USB_AUDIO_OUTPUT_TERMINAL)
{
USBAudioCreateFilterContext(
PKSDEVICE Device)
{
- KSFILTER_DESCRIPTOR FilterDescriptor;
- PDEVICE_EXTENSION DeviceExtension;
+ PKSFILTER_DESCRIPTOR FilterDescriptor;
PKSCOMPONENTID ComponentId;
NTSTATUS Status;
- /* clear filter descriptor */
- RtlZeroMemory(&FilterDescriptor, sizeof(KSFILTER_DESCRIPTOR));
+ /* allocate descriptor */
+ FilterDescriptor = AllocFunction(sizeof(KSFILTER_DESCRIPTOR));
+ if (!FilterDescriptor)
+ {
+ /* no memory */
+ return USBD_STATUS_INSUFFICIENT_RESOURCES;
+ }
/* init filter descriptor*/
- FilterDescriptor.Version = KSFILTER_DESCRIPTOR_VERSION;
- FilterDescriptor.Flags = 0;
- FilterDescriptor.ReferenceGuid = &KSNAME_Filter;
- FilterDescriptor.Dispatch = &USBAudioFilterDispatch;
- FilterDescriptor.CategoriesCount = 1;
- FilterDescriptor.Categories = &GUID_KSCATEGORY_AUDIO;
+ FilterDescriptor->Version = KSFILTER_DESCRIPTOR_VERSION;
+ FilterDescriptor->Flags = 0;
+ FilterDescriptor->ReferenceGuid = &KSNAME_Filter;
+ FilterDescriptor->Dispatch = &USBAudioFilterDispatch;
+ FilterDescriptor->CategoriesCount = 1;
+ FilterDescriptor->Categories = &GUID_KSCATEGORY_AUDIO;
/* init component id*/
ComponentId = AllocFunction(sizeof(KSCOMPONENTID));
//FreeFunction(ComponentId);
//return Status;
}
- FilterDescriptor.ComponentId = ComponentId;
+ FilterDescriptor->ComponentId = ComponentId;
/* build pin descriptors */
- Status = USBAudioPinBuildDescriptors(Device, (PKSPIN_DESCRIPTOR_EX *)&FilterDescriptor.PinDescriptors, &FilterDescriptor.PinDescriptorsCount, &FilterDescriptor.PinDescriptorSize);
+ Status = USBAudioPinBuildDescriptors(Device, (PKSPIN_DESCRIPTOR_EX *)&FilterDescriptor->PinDescriptors, &FilterDescriptor->PinDescriptorsCount, &FilterDescriptor->PinDescriptorSize);
if (!NT_SUCCESS(Status))
{
/* failed*/
return Status;
}
- DbgBreakPoint();
/* build topology */
Status = BuildUSBAudioFilterTopology(Device);
if (!NT_SUCCESS(Status))
}
/* lets create the filter */
- DeviceExtension = Device->Context;
- Status = KsCreateFilterFactory(Device->FunctionalDeviceObject, &FilterDescriptor, ReferenceString, NULL, KSCREATE_ITEM_FREEONSTOP, NULL, NULL, NULL);
+ Status = KsCreateFilterFactory(Device->FunctionalDeviceObject, FilterDescriptor, ReferenceString, NULL, KSCREATE_ITEM_FREEONSTOP, NULL, NULL, NULL);
DPRINT1("KsCreateFilterFactory: %x\n", Status);
return Status;
projects / reactos.git / blobdiff