usb摄像头驱动程序testcap求救

楼主^#

更多发布于：2004-10-09 14:25

我用testcap可以产生图像，现在我想和我的硬件结合起来，但是每次安装驱动程序后，启动机器时就出现蓝屏，使得机器无法启动，请指教。
当我单独安装usb驱动程序或testcap驱动程序时，是正常的，我现在把这两个驱动程序结合在一起，就会出现蓝屏。我在HwInitialize 中加入了pSrb->Status = BulkUsb_StartDevice(pHwDevExt->PDO);//
多谢了，请指教，郁闷中！！！

BOOLEAN
STREAMAPI
HwInitialize (
   IN OUT PHW_STREAM_REQUEST_BLOCK pSrb
   )
{
   STREAM_PHYSICAL_ADDRESS adr;
   ULONG Size;
   PUCHAR pDmaBuf;
   int j;

   PPORT_CONFIGURATION_INFORMATION ConfigInfo = pSrb->CommandData.ConfigInfo;

   PHW_DEVICE_EXTENSION pHwDevExt =
   (PHW_DEVICE_EXTENSION)ConfigInfo->HwDeviceExtension;

   DbgLogInfo(("Testcap: HwInitialize()\n"));

   if (ConfigInfo->NumberOfAccessRanges != 0) {
   DbgLogError(("Testcap: illegal config info\n"));

   pSrb->Status = STATUS_NO_SUCH_DEVICE;
   return (FALSE);
   }

   DbgLogInfo(("TestCap: Number of access ranges = %lx\n", ConfigInfo->NumberOfAccessRanges));
   DbgLogInfo(("TestCap: Memory Range = %lx\n", pHwDevExt->ioBaseLocal));
   DbgLogInfo(("TestCap: IRQ = %lx\n", ConfigInfo->BusInterruptLevel));

   if (ConfigInfo->NumberOfAccessRanges != 0) {
   pHwDevExt->ioBaseLocal
   = (PULONG)(ConfigInfo->AccessRanges[0].RangeStart.LowPart);
   }

   pHwDevExt->Irq = (USHORT)(ConfigInfo->BusInterruptLevel);

   ConfigInfo->StreamDescriptorSize = sizeof (HW_STREAM_HEADER) +
   DRIVER_STREAM_COUNT * sizeof (HW_STREAM_INFORMATION);

   pDmaBuf = StreamClassGetDmaBuffer(pHwDevExt);

   adr = StreamClassGetPhysicalAddress(pHwDevExt,
   NULL, pDmaBuf, DmaBuffer, &Size);

   // Init Crossbar properties
   pHwDevExt->VideoInputConnected = 0; // TvTuner video is the default
   pHwDevExt->AudioInputConnected = 5; // TvTuner audio is the default

   // Init VideoProcAmp properties
   pHwDevExt->Brightness = BrightnessDefault;
   pHwDevExt->BrightnessFlags = KSPROPERTY_VIDEOPROCAMP_FLAGS_AUTO;
   pHwDevExt->Contrast = ContrastDefault;
   pHwDevExt->ContrastFlags = KSPROPERTY_VIDEOPROCAMP_FLAGS_AUTO;
   pHwDevExt->ColorEnable = ColorEnableDefault;
   pHwDevExt->ColorEnableFlags = KSPROPERTY_VIDEOPROCAMP_FLAGS_MANUAL;

   // Init CameraControl properties
   pHwDevExt->Focus = FocusDefault;
   pHwDevExt->FocusFlags = KSPROPERTY_CAMERACONTROL_FLAGS_AUTO;
   pHwDevExt->Zoom = ZoomDefault;
   pHwDevExt->ZoomFlags = KSPROPERTY_CAMERACONTROL_FLAGS_AUTO;

   // Init TvTuner properties
   pHwDevExt->TunerMode = KSPROPERTY_TUNER_MODE_TV;
   pHwDevExt->Channel = 4;
   pHwDevExt->TunerInput = 0;
   pHwDevExt->Busy = 0;

   // Init TvAudio properties
   pHwDevExt->TVAudioMode = KS_TVAUDIO_MODE_MONO |
   KS_TVAUDIO_MODE_LANG_A ;

   // Init AnalogVideoDecoder properties
   pHwDevExt->VideoDecoderVideoStandard = KS_AnalogVideo_NTSC_M;
   pHwDevExt->VideoDecoderOutputEnable = FALSE;
   pHwDevExt->VideoDecoderVCRTiming = FALSE;

   // Init VideoControl properties
   pHwDevExt->VideoControlMode = 0;

   // Init VideoCompression properties
   pHwDevExt->CompressionSettings.CompressionKeyFrameRate = 15;
   pHwDevExt->CompressionSettings.CompressionPFramesPerKeyFrame = 3;
   pHwDevExt->CompressionSettings.CompressionQuality = 5000;

   pHwDevExt->PDO = ConfigInfo->PhysicalDeviceObject;

   //

   DbgLogInfo(("TestCap: Physical Device Object = %lx\n", pHwDevExt->PDO));

   for (j = 0; j < MAX_TESTCAP_STREAMS; j++){

   // For each stream, maintain a separate queue for data and control
   InitializeListHead (&pHwDevExt->StreamSRBList[j]);
   InitializeListHead (&pHwDevExt->StreamControlSRBList[j]);
   KeInitializeSpinLock (&pHwDevExt->StreamSRBSpinLock[j]);
   pHwDevExt->StreamSRBListSize[j] = 0;
   }


   // The following allows multiple instance of identical hardware
   // to be installed. GlobalDriverMediumInstanceCount is set in the Medium.Id field.

   pHwDevExt->DriverMediumInstanceCount = GlobalDriverMediumInstanceCount++;
   AdapterSetInstance (pSrb);

   DbgLogInfo(("TestCap: Exit, HwInitialize()\n"));
//if (flag == 1)//modified by duanjun
//{
// pSrb->Status = STATUS_SUCCESS;
   pSrb->Status = BulkUsb_StartDevice(pHwDevExt->PDO);//add by duanjun
   return (TRUE);
//}

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usb摄像头驱动程序testcap求救

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