Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-01-03 21:09:19 +00:00
Code Issues Projects Releases Packages Wiki Activity

[USBAUDIO]

Browse source 
- fix warnings
- implement UsbAudioGetDataRanges for filter descriptor

svn path=/trunk/; revision=72782
This commit is contained in:
Johannes Anderwald 2016-09-23 22:07:24 +00:00
parent 885506056c
commit f9d6dccd9c
2 changed files with 99 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

82
reactos/drivers/usb/usbaudio/filter.c
View file

@ -25,7 +25,9 @@ GUID NodeTypeSubwoofer = { STATIC_KSNODETYPE_LOW_FREQUENCY_EFFECTS_SPEAKER };
GUID NodeTypeCapture = { STATIC_PINNAME_CAPTURE };
GUID NodeTypePlayback = { STATIC_KSCATEGORY_AUDIO };
GUID GUID_KSCATEGORY_AUDIO = { STATIC_KSCATEGORY_AUDIO };
GUID GUID_KSDATAFORMAT_TYPE_AUDIO = { STATIC_KSDATAFORMAT_TYPE_AUDIO };
GUID GUID_KSDATAFORMAT_SUBTYPE_PCM = { STATIC_KSDATAFORMAT_SUBTYPE_PCM };
GUID GUID_KSDATAFORMAT_SPECIFIER_WAVEFORMATEX = { STATIC_KSDATAFORMAT_SPECIFIER_WAVEFORMATEX };
KSPIN_INTERFACE StandardPinInterface =
{
{STATIC_KSINTERFACESETID_Standard},
@ -112,7 +114,7 @@ CountTerminalUnits(
{
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);
@ -127,7 +129,7 @@ CountTerminalUnits(
}
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;
}
@ -203,7 +205,7 @@ UsbAudioGetStreamingTerminalDescriptorByIndex(
{
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);
@ -221,7 +223,7 @@ UsbAudioGetStreamingTerminalDescriptorByIndex(
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;
}
@ -249,7 +251,7 @@ UsbAudioGetNonStreamingTerminalDescriptorByIndex(
{
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);
@ -267,7 +269,7 @@ UsbAudioGetNonStreamingTerminalDescriptorByIndex(
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;
}
@ -277,6 +279,71 @@ UsbAudioGetNonStreamingTerminalDescriptorByIndex(
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 = GUID_KSDATAFORMAT_TYPE_AUDIO;
DataRangeAudio->DataRange.SubFormat = GUID_KSDATAFORMAT_SUBTYPE_PCM;
DataRangeAudio->DataRange.Specifier = GUID_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
@ -318,6 +385,7 @@ USBAudioPinBuildDescriptors(
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)
{

24
reactos/drivers/usb/usbaudio/usbaudio.h
View file

@ -74,6 +74,30 @@ typedef struct
UCHAR iChannelNames;
UCHAR iTerminal;
}USB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR, *PUSB_AUDIO_CONTROL_INPUT_TERMINAL_DESCRIPTOR;
typedef struct
{
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bTerminalLink;
UCHAR bDelay;
USHORT wFormatTag;
}USB_AUDIO_STREAMING_INTERFACE_DESCRIPTOR, *PUSB_AUDIO_STREAMING_INTERFACE_DESCRIPTOR;
typedef struct
{
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatType;
UCHAR bNrChannels;
UCHAR bSubframeSize;
UCHAR bBitResolution;
UCHAR bSamFreqType;
UCHAR tSamFreq[1];
}USB_AUDIO_STREAMING_FORMAT_TYPE_DESCRIPTOR, *PUSB_AUDIO_STREAMING_FORMAT_TYPE_DESCRIPTOR;
#include <poppack.h>
typedef struct __DEVICE_EXTENSION__