static void Main(string[] args)
{
int nRet = MyCamera.MV_OK;
MyCamera device = new MyCamera();
do
{
// ch:枚举设备 | en:Enum device
MyCamera.MV_CC_DEVICE_INFO_LIST stDevList = new MyCamera.MV_CC_DEVICE_INFO_LIST();
nRet = MyCamera.MV_CC_EnumDevices_NET(MyCamera.MV_GIGE_DEVICE | MyCamera.MV_USB_DEVICE, ref stDevList);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Enum device failed:{0:x8}", nRet);
break;
}
Console.WriteLine("Enum device count : " + Convert.ToString(stDevList.nDeviceNum));
if (0 == stDevList.nDeviceNum)
{
break;
}
MyCamera.MV_CC_DEVICE_INFO stDevInfo; // 通用设备信息
// ch:打印设备信息 en:Print device info
for (Int32 i = 0; i < stDevList.nDeviceNum; i++)
{
stDevInfo = (MyCamera.MV_CC_DEVICE_INFO)Marshal.PtrToStructure(stDevList.pDeviceInfo[i], typeof(MyCamera.MV_CC_DEVICE_INFO));
if (MyCamera.MV_GIGE_DEVICE == stDevInfo.nTLayerType)
{
MyCamera.MV_GIGE_DEVICE_INFO stGigEDeviceInfo = (MyCamera.MV_GIGE_DEVICE_INFO)MyCamera.ByteToStruct(stDevInfo.SpecialInfo.stGigEInfo, typeof(MyCamera.MV_GIGE_DEVICE_INFO));
uint nIp1 = ((stGigEDeviceInfo.nCurrentIp & 0xff000000) >> 24);
uint nIp2 = ((stGigEDeviceInfo.nCurrentIp & 0x00ff0000) >> 16);
uint nIp3 = ((stGigEDeviceInfo.nCurrentIp & 0x0000ff00) >> 8);
uint nIp4 = (stGigEDeviceInfo.nCurrentIp & 0x000000ff);
Console.WriteLine("\n" + i.ToString() + ": [GigE] User Define Name : " + stGigEDeviceInfo.chUserDefinedName);
Console.WriteLine("device IP :" + nIp1 + "." + nIp2 + "." + nIp3 + "." + nIp4);
}
else if (MyCamera.MV_USB_DEVICE == stDevInfo.nTLayerType)
{
MyCamera.MV_USB3_DEVICE_INFO stUsb3DeviceInfo = (MyCamera.MV_USB3_DEVICE_INFO)MyCamera.ByteToStruct(stDevInfo.SpecialInfo.stUsb3VInfo, typeof(MyCamera.MV_USB3_DEVICE_INFO));
Console.WriteLine("\n" + i.ToString() + ": [U3V] User Define Name : " + stUsb3DeviceInfo.chUserDefinedName);
Console.WriteLine("\n Serial Number : " + stUsb3DeviceInfo.chSerialNumber);
Console.WriteLine("\n Device Number : " + stUsb3DeviceInfo.nDeviceNumber);
}
}
Int32 nDevIndex = 0;
Console.Write("\nPlease input index （0 -- {0:d}） : ", stDevList.nDeviceNum - 1);
try
{
nDevIndex = Convert.ToInt32(Console.ReadLine());
}
catch
{
Console.Write("Invalid Input!\n");
break;
}
if (nDevIndex > stDevList.nDeviceNum - 1 || nDevIndex < 0)
{
Console.Write("Input Error!\n");
break;
}
stDevInfo = (MyCamera.MV_CC_DEVICE_INFO)Marshal.PtrToStructure(stDevList.pDeviceInfo[nDevIndex], typeof(MyCamera.MV_CC_DEVICE_INFO));
// ch:创建设备 | en:Create device
nRet = device.MV_CC_CreateDevice_NET(ref stDevInfo);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Create device failed:{0:x8}", nRet);
break;
}
// ch:打开设备 | en:Open device
nRet = device.MV_CC_OpenDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Open device failed:{0:x8}", nRet);
break;
}
// ch:判断设备是否是设置的3D格式 | en:Judge Whether the device is set to 3D format
MyCamera.MVCC_ENUMVALUE EnumValue = new MyCamera.MVCC_ENUMVALUE();
nRet = device.MV_CC_GetEnumValue_NET("PixelFormat", ref EnumValue);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Get the Camera format fail:{0:x8}", nRet);
break;
}
MyCamera.MvGvspPixelType ePixelFormat = (MyCamera.MvGvspPixelType)EnumValue.nCurValue;
switch (ePixelFormat)
{
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_ABC32:
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_ABC32f:
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AB32:
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AB32f:
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AC32:
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AC32f:
{
nRet = MyCamera.MV_OK;
break;
}
default:
{
nRet = MyCamera.MV_E_SUPPORT;
break;
}
}
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("This is not a supported 3D format!");
break;
}
// ch:探测网络最佳包大小(只对GigE相机有效) | en:Detection network optimal package size(It only works for the GigE camera)
if (stDevInfo.nTLayerType == MyCamera.MV_GIGE_DEVICE)
{
int nPacketSize = device.MV_CC_GetOptimalPacketSize_NET();
if (nPacketSize > 0)
{
nRet = device.MV_CC_SetIntValue_NET("GevSCPSPacketSize", Convert.ToUInt32(nPacketSize));
if (nRet != MyCamera.MV_OK)
{
Console.WriteLine("Warning: Set Packet Size failed {0:x8}", nRet);
}
}
else
{
Console.WriteLine("Warning: Get Packet Size failed {0:x8}", nPacketSize);
}
}
// ch:获取触发模式的访问模式 | en:Get Access mode of trigger mode
MyCamera.MV_XML_AccessMode pAccessMode = MyCamera.MV_XML_AccessMode.AM_NI;
if (MyCamera.MV_OK != device.MV_XML_GetNodeAccessMode_NET("TriggerMode", ref pAccessMode))
{
Console.WriteLine("Get Access mode of trigger mode fail! nRet [0x%x]\n", nRet);
}
else
{
// ch:设置触发模式为off || en:set trigger mode as off
if (MyCamera.MV_OK != device.MV_CC_SetEnumValue_NET("TriggerMode", 0))
{
Console.WriteLine("Set TriggerMode failed!");
break;
}
}
// ch:获取包大小 || en: Get Payload Size
MyCamera.MVCC_INTVALUE stParam = new MyCamera.MVCC_INTVALUE();
nRet = device.MV_CC_GetIntValue_NET("PayloadSize", ref stParam);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Get PayloadSize failed:{0:x8}", nRet);
break;
}
UInt32 nPayloadSize = stParam.nCurValue;
// ch:开启抓图 | en:start grab
nRet = device.MV_CC_StartGrabbing_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Start grabbing failed:{0:x8}", nRet);
break;
}
uint nImageNum = 100;
byte[] bSaveImageBuf = null;
try
{
// ch:申请足够大的缓存，用于保存获取到的图像
bSaveImageBuf = new byte[nPayloadSize * nImageNum];
}
catch (Exception ex)
{
Console.WriteLine("Malloc Save buffer fail!\n");
break;
}
uint nSaveImageSize = nPayloadSize * nImageNum;
// ch:已获取的总图片大小
uint nSaveDataLen = 0;
MyCamera.MV_FRAME_OUT stOutFrame = new MyCamera.MV_FRAME_OUT();
for (uint i = 0; i < nImageNum; i++)
{
nRet = device.MV_CC_GetImageBuffer_NET(ref stOutFrame, 1000);
if (nRet == MyCamera.MV_OK)
{
Console.WriteLine("Get One Frame:" + "Width[" + Convert.ToString(stOutFrame.stFrameInfo.nWidth) + "] , Height[" + Convert.ToString(stOutFrame.stFrameInfo.nHeight)
+ "] , FrameNum[" + Convert.ToString(stOutFrame.stFrameInfo.nFrameNum) + "]");
if (nSaveImageSize > (nSaveDataLen + stOutFrame.stFrameInfo.nFrameLen))
{
// ch:将图像拷贝到pSaveImageBuf | Copy one frame of image to the buffer named pSaveImageBuf
Marshal.Copy(stOutFrame.pBufAddr, bSaveImageBuf, Convert.ToInt32(nSaveDataLen), Convert.ToInt32(stOutFrame.stFrameInfo.nFrameLen));
nSaveDataLen += stOutFrame.stFrameInfo.nFrameLen;
}
nRet = device.MV_CC_FreeImageBuffer_NET(ref stOutFrame);
if (nRet != MyCamera.MV_OK)
{
Console.WriteLine("Free Image Buffer fail:{0:x8}", nRet);
}
}
else
{
Console.WriteLine("No data:{0:x8}", nRet);
}
}
MyCamera.MV_SAVE_POINT_CLOUD_PARAM stSavePoCloudPar = new MyCamera.MV_SAVE_POINT_CLOUD_PARAM();
stSavePoCloudPar.nLinePntNum = stOutFrame.stFrameInfo.nWidth;
stSavePoCloudPar.nLineNum = stOutFrame.stFrameInfo.nHeight * nImageNum;
byte[] bDstImageBuf = new byte[stSavePoCloudPar.nLineNum * stSavePoCloudPar.nLinePntNum * (16 * 3 + 4) + 2048];
uint nDstImageSize = stSavePoCloudPar.nLineNum * stSavePoCloudPar.nLinePntNum * (16 * 3 + 4) + 2048;
stSavePoCloudPar.enPointCloudFileType = MyCamera.MV_SAVE_POINT_CLOUD_FILE_TYPE.MV_PointCloudFile_PLY;
stSavePoCloudPar.enSrcPixelType = stOutFrame.stFrameInfo.enPixelType;
stSavePoCloudPar.nSrcDataLen = nSaveDataLen;
GCHandle hSrcData = GCHandle.Alloc(bSaveImageBuf, GCHandleType.Pinned);
stSavePoCloudPar.pSrcData = hSrcData.AddrOfPinnedObject();
GCHandle hDstData = GCHandle.Alloc(bDstImageBuf, GCHandleType.Pinned);
stSavePoCloudPar.pDstBuf = hDstData.AddrOfPinnedObject();
stSavePoCloudPar.nDstBufSize = nDstImageSize;
//Save point cloud data
nRet = device.MV_CC_SavePointCloudData_NET(ref stSavePoCloudPar);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Save point cloud data fail:{0:x8}", nRet);
break;
}
FileStream file = new FileStream("PointCloudData.ply", FileMode.Create, FileAccess.Write);
file.Write(bDstImageBuf, 0, Convert.ToInt32(stSavePoCloudPar.nDstBufLen));
file.Close();
Console.WriteLine("Save point cloud data succeed");
hSrcData.Free();
hDstData.Free();
// ch:停止抓图 | en:Stop grab image
nRet = device.MV_CC_StopGrabbing_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Stop grabbing failed{0:x8}", nRet);
break;
}
// ch:关闭设备 | en:Close device
nRet = device.MV_CC_CloseDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Close device failed{0:x8}", nRet);
break;
}
// ch:销毁设备 | en:Destroy device
nRet = device.MV_CC_DestroyDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Destroy device failed:{0:x8}", nRet);
break;
}
} while (false);
if (MyCamera.MV_OK != nRet)
{
// ch:销毁设备 | en:Destroy device
nRet = device.MV_CC_DestroyDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Destroy device failed:{0:x8}", nRet);
}
}
Console.WriteLine("Press enter to exit");
Console.ReadKey();
}
static void Main(string[] args)
{
int nRet = MyCamera.MV_OK;
MyCamera device = new MyCamera();
do
{
// ch:枚举设备 | en:Enum deivce
MyCamera.MV_CC_DEVICE_INFO_LIST stDevList = new MyCamera.MV_CC_DEVICE_INFO_LIST();
nRet = MyCamera.MV_CC_EnumDevices_NET(MyCamera.MV_GIGE_DEVICE | MyCamera.MV_USB_DEVICE, ref stDevList);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Enum device failed:{0:x8}", nRet);
break;
}
Console.WriteLine("Enum device count : " + Convert.ToString(stDevList.nDeviceNum));
if (0 == stDevList.nDeviceNum)
{
break;
}
MyCamera.MV_CC_DEVICE_INFO stDevInfo;
// ch:打印设备信息 en:Print device info
for (Int32 i = 0; i < stDevList.nDeviceNum; i++)
{
stDevInfo = (MyCamera.MV_CC_DEVICE_INFO)Marshal.PtrToStructure(stDevList.pDeviceInfo[i], typeof(MyCamera.MV_CC_DEVICE_INFO));
if (MyCamera.MV_GIGE_DEVICE == stDevInfo.nTLayerType)
{
MyCamera.MV_GIGE_DEVICE_INFO stGigEDeviceInfo = (MyCamera.MV_GIGE_DEVICE_INFO)MyCamera.ByteToStruct(stDevInfo.SpecialInfo.stGigEInfo, typeof(MyCamera.MV_GIGE_DEVICE_INFO));
uint nIp1 = ((stGigEDeviceInfo.nCurrentIp & 0xff000000) >> 24);
uint nIp2 = ((stGigEDeviceInfo.nCurrentIp & 0x00ff0000) >> 16);
uint nIp3 = ((stGigEDeviceInfo.nCurrentIp & 0x0000ff00) >> 8);
uint nIp4 = (stGigEDeviceInfo.nCurrentIp & 0x000000ff);
Console.WriteLine("\n" + i.ToString() + ": [GigE] User Define Name : " + stGigEDeviceInfo.chUserDefinedName);
Console.WriteLine("device IP :" + nIp1 + "." + nIp2 + "." + nIp3 + "." + nIp4);
}
else if (MyCamera.MV_USB_DEVICE == stDevInfo.nTLayerType)
{
MyCamera.MV_USB3_DEVICE_INFO stUsb3DeviceInfo = (MyCamera.MV_USB3_DEVICE_INFO)MyCamera.ByteToStruct(stDevInfo.SpecialInfo.stUsb3VInfo, typeof(MyCamera.MV_USB3_DEVICE_INFO));
Console.WriteLine("\n" + i.ToString() + ": [U3V] User Define Name : " + stUsb3DeviceInfo.chUserDefinedName);
Console.WriteLine("\n Serial Number : " + stUsb3DeviceInfo.chSerialNumber);
Console.WriteLine("\n Device Number : " + stUsb3DeviceInfo.nDeviceNumber);
}
}
Int32 nDevIndex = 0;
Console.Write("\nPlease input index （0 -- {0:d}） : ", stDevList.nDeviceNum - 1);
try
{
nDevIndex = Convert.ToInt32(Console.ReadLine());
}
catch
{
Console.Write("Invalid Input!\n");
break;
}
if (nDevIndex > stDevList.nDeviceNum - 1 || nDevIndex < 0)
{
Console.Write("Input Error!\n");
break;
}
stDevInfo = (MyCamera.MV_CC_DEVICE_INFO)Marshal.PtrToStructure(stDevList.pDeviceInfo[nDevIndex], typeof(MyCamera.MV_CC_DEVICE_INFO));
// ch:创建设备 | en: Create device
nRet = device.MV_CC_CreateDevice_NET(ref stDevInfo);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Create device failed:{0:x8}", nRet);
break;
}
// ch:打开设备 | en:Open device
nRet = device.MV_CC_OpenDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Open device failed:{0:x8}", nRet);
break;
}
// ch:探测网络最佳包大小(只对GigE相机有效) | en:Detection network optimal package size(It only works for the GigE camera)
if (stDevInfo.nTLayerType == MyCamera.MV_GIGE_DEVICE)
{
int nPacketSize = device.MV_CC_GetOptimalPacketSize_NET();
if (nPacketSize > 0)
{
nRet = device.MV_CC_SetIntValue_NET("GevSCPSPacketSize", (uint)nPacketSize);
if (nRet != MyCamera.MV_OK)
{
Console.WriteLine("Warning: Set Packet Size failed {0:x8}", nRet);
}
}
else
{
Console.WriteLine("Warning: Get Packet Size failed {0:x8}", nPacketSize);
}
}
// ch:获取触发模式的访问模式 | en:Get Access mode of trigger mode
MyCamera.MV_XML_AccessMode pAccessMode = MyCamera.MV_XML_AccessMode.AM_NI;
nRet = device.MV_XML_GetNodeAccessMode_NET("TriggerMode", ref pAccessMode);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Get Access mode of trigger mode fail! nRet [0x%x]\n", nRet);
}
else
{
// ch:设置触发模式为off || en:set trigger mode as off
nRet = device.MV_CC_SetEnumValue_NET("TriggerMode", 0);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Set TriggerMode failed!");
break;
}
}
// ch:开启抓图 || en: start grab image
nRet = device.MV_CC_StartGrabbing_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Start grabbing failed:{0:x8}", nRet);
break;
}
// ch:获取包大小 || en: Get Payload Size
MyCamera.MVCC_INTVALUE stParam = new MyCamera.MVCC_INTVALUE();
nRet = device.MV_CC_GetIntValue_NET("PayloadSize", ref stParam);
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Get PayloadSize failed:{0:x8}", nRet);
break;
}
UInt32 nPayloadSize = stParam.nCurValue;
byte[] BufForDriver = new byte[nPayloadSize];
IntPtr pData = Marshal.UnsafeAddrOfPinnedArrayElement(BufForDriver, 0);
MyCamera.MV_FRAME_OUT_INFO_EX stFrameInfo = new MyCamera.MV_FRAME_OUT_INFO_EX();
HTuple hObjectModel3D = null;
HTuple hv_X = new HTuple();
HTuple hv_Y = new HTuple();
HTuple hv_Z = new HTuple();
Int32 j = 0;
nRet = device.MV_CC_GetOneFrameTimeout_NET(pData, nPayloadSize, ref stFrameInfo, 1000);
// 获取一帧图像
if (MyCamera.MV_OK == nRet)
{
Console.WriteLine("Get One Frame:" + "Width[" + Convert.ToString(stFrameInfo.nWidth) + "] , Height[" + Convert.ToString(stFrameInfo.nHeight)
+ "] , FrameNum[" + Convert.ToString(stFrameInfo.nFrameNum) + "]");
switch (stFrameInfo.enPixelType)
{
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_ABC32f:
{
float[] ConvertData = new float[nPayloadSize];
Marshal.Copy(pData, ConvertData, 0, (int)stFrameInfo.nFrameLen);
for (j = 0; j < stFrameInfo.nWidth; j++)
{
hv_X[j] = ConvertData[j * 3];
hv_Y[j] = ConvertData[j * 3 + 1];
hv_Z[j] = ConvertData[j * 3 + 2];
}
}
break;
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_ABC32:
{
Int32[] ConvertData = new Int32[nPayloadSize];
Marshal.Copy(pData, ConvertData, 0, (int)stFrameInfo.nFrameLen);
for (j = 0; j < stFrameInfo.nWidth; j++)
{
hv_X[j] = ConvertData[j * 3];
hv_Y[j] = ConvertData[j * 3 + 1];
hv_Z[j] = ConvertData[j * 3 + 2];
}
}
break;
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AB32f:
{
float[] ConvertData = new float[nPayloadSize];
Marshal.Copy(pData, ConvertData, 0, (int)stFrameInfo.nFrameLen);
for (j = 0; j < stFrameInfo.nWidth; j++)
{
hv_X[j] = ConvertData[j * 2];
hv_Y[j] = ConvertData[j * 2 + 1];
hv_Z[j] = 0.0;
}
}
break;
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AB32:
{
Int32[] ConvertData = new Int32[nPayloadSize];
Marshal.Copy(pData, ConvertData, 0, (int)stFrameInfo.nFrameLen);
for (j = 0; j < stFrameInfo.nWidth; j++)
{
hv_X[j] = ConvertData[j * 2];
hv_Y[j] = ConvertData[j * 2 + 1];
hv_Z[j] = 0;
}
}
break;
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AC32f:
{
float[] ConvertData = new float[nPayloadSize];
Marshal.Copy(pData, ConvertData, 0, (int)stFrameInfo.nFrameLen);
for (j = 0; j < stFrameInfo.nWidth; j++)
{
hv_X[j] = ConvertData[j * 2];
hv_Y[j] = 0.0;
hv_Z[j] = ConvertData[j * 2 + 1];
}
}
break;
case MyCamera.MvGvspPixelType.PixelType_Gvsp_Coord3D_AC32:
{
Int32[] ConvertData = new Int32[nPayloadSize];
Marshal.Copy(pData, ConvertData, 0, (int)stFrameInfo.nFrameLen);
for (j = 0; j < stFrameInfo.nWidth; j++)
{
hv_X[j] = ConvertData[j * 2];
hv_Y[j] = 0;
hv_Z[j] = ConvertData[j * 2 + 1];
}
}
break;
default:
break;
}
}
else
{
Console.WriteLine("No data{0:x8}", nRet);
}
// ch:停止抓图 | en:Stop grabbing
nRet = device.MV_CC_StopGrabbing_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Stop grabbing failed{0:x8}", nRet);
break;
}
// ch:关闭设备 | en:Close device
nRet = device.MV_CC_CloseDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Close device failed{0:x8}", nRet);
break;
}
// ch:销毁设备 | en:Destroy device
nRet = device.MV_CC_DestroyDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Destroy device failed:{0:x8}", nRet);
break;
}
if (j == 0)
{
Console.Write("Probably not a 3D device!\n");
break;
}
Console.Write("*********************************************************************\n");
Console.Write("* 0.ply; 1.obj; *\n");
Console.Write("*********************************************************************\n");
Int32 nFileType = 0;
Console.Write("Select FileType: ");
try
{
nFileType = Convert.ToInt32(Console.ReadLine());
}
catch
{
Console.Write("Invalid Input!\n");
break;
}
HOperatorSet.GenObjectModel3dFromPoints(hv_X, hv_Y, hv_Z, out hObjectModel3D);
switch (nFileType)
{
case 0:
{
HOperatorSet.WriteObjectModel3d(hObjectModel3D, "ply", "./3DFile.ply", "invert_normals", "false");
}
break;
case 1:
{
HOperatorSet.WriteObjectModel3d(hObjectModel3D, "obj", "./3DFile.obj", "invert_normals", "false");
}
break;
default:
Console.Write("Input error!\n");
break;
}
} while (false);
if (MyCamera.MV_OK != nRet)
{
// ch:销毁设备 | en:Destroy device
nRet = device.MV_CC_DestroyDevice_NET();
if (MyCamera.MV_OK != nRet)
{
Console.WriteLine("Destroy device failed:{0:x8}", nRet);
}
}
Console.WriteLine("Press enter to exit");
Console.ReadKey();
}