CHCNetSDK.NET_DVR_PTZPOS pos = new CameraTest.CHCNetSDK.NET_DVR_PTZPOS(); int size = Marshal.SizeOf(typeof(CHCNetSDK.NET_DVR_PTZPOS)); IntPtr ptr = Marshal.AllocHGlobal(size);// 申請內存 uint bytesReturnd = 0; try { if (!CHCNetSDK.NET_DVR_GetDVRConfig(userId, CHCNetSDK.NET_DVR_GET_PTZPOS, Model.ShareData.IPCChannel, ptr, (uint)size, ref bytesReturnd)) { IPCHelper.LogErrr(nameof(CHCNetSDK.NET_DVR_GetDVRConfig)); this.Results = ConstInfos.INVOKE_SDK_ERROR; return; } pos = (CHCNetSDK.NET_DVR_PTZPOS)Marshal.PtrToStructure(ptr, typeof(CHCNetSDK.NET_DVR_PTZPOS)); // 指針轉結構 } finally { Marshal.FreeHGlobal(ptr); // 釋放指針 }
// 設置 PTZ 參數 CHCNetSDK.NET_DVR_PTZPOS pos = new CameraTest.CHCNetSDK.NET_DVR_PTZPOS() { wAction = (ushort)action, wPanPos = GetSetPTZ(rectArgs.X), wTiltPos = GetSetPTZ(rectArgs.Y), wZoomPos = GetSetPTZ(rectArgs.Width) }; LogHelper.Action("SET_PTZ, 交互值 Action:{0}, P:{1}, T:{2}, Z:{3}", pos.wAction, pos.wPanPos, pos.wTiltPos, pos.wZoomPos); int size = Marshal.SizeOf(typeof(CHCNetSDK.NET_DVR_PTZPOS)); IntPtr ptr = Marshal.AllocHGlobal(size); // 申請內存 Marshal.StructureToPtr(pos, ptr, true); // 將數據傳遞到指針 try { if (!CHCNetSDK.NET_DVR_SetDVRConfig(userId, CHCNetSDK.NET_DVR_SET_PTZPOS, Model.ShareData.IPCChannel, ptr, (uint)size)) { IPCHelper.LogErrr(nameof(CHCNetSDK.NET_DVR_SetDVRConfig)); this.Results = ConstInfos.INVOKE_SDK_ERROR; return; } } finally { Marshal.FreeHGlobal(ptr); // 釋放指針 }
//c++:HANDLE(void *) ---- c#:System.IntPtr
//c++:Byte(unsigned char) ---- c#:System.Byte
//c++:SHORT(short) ---- c#:System.Int16
//c++:WORD(unsigned short) ---- c#:System.UInt16
//c++:INT(int) ---- c#:System.Int16
//c++:INT(int) ---- c#:System.Int32
//c++:UINT(unsigned int) ---- c#:System.UInt16
//c++:UINT(unsigned int) ---- c#:System.UInt32
//c++:LONG(long) ---- c#:System.Int32
//c++:ULONG(unsigned long) ---- c#:System.UInt32
//c++:DWORD(unsigned long) ---- c#:System.UInt32
//c++:DECIMAL ---- c#:System.Decimal
//c++:BOOL(long) ---- c#:System.Boolean
//c++:CHAR(char) ---- c#:System.Char
//c++:LPSTR(char *) ---- c#:System.String
//c++:LPWSTR(wchar_t *) ---- c#:System.String
//c++:LPCSTR(const char *) ---- c#:System.String
//c++:LPCWSTR(const wchar_t *) ---- c#:System.String
//c++:PCAHR(char *) ---- c#:System.String
//c++:BSTR ---- c#:System.String
//c++:FLOAT(float) ---- c#:System.Single
//c++:DOUBLE(double) ---- c#:System.Double
//c++:VARIANT ---- c#:System.Object
//c++:PBYTE(byte *) ---- c#:System.Byte[]c++
//c++:BSTR ---- c#:StringBuilder
//c++:LPCTSTR ---- c#:StringBuilder
//c++:LPCTSTR ---- c#:string
//c++:LPTSTR ---- c#:[MarshalAs(UnmanagedType.LPTStr)] string
//c++:LPTSTR 輸出變量名 ---- c#:StringBuilder 輸出變量名
//c++:LPCWSTR ---- c#:IntPtr
//c++:BOOL ---- c#:bool
//c++:HMODULE ---- c#:IntPtr
//c++:HINSTANCE ---- c#:IntPtr
//c++:結構體 ---- c#:public struct 結構體{};
//c++:結構體 **變量名 ---- c#:out 變量名 //C#中提早申明一個結構體實例化後的變量名
//c++:結構體 &變量名 ---- c#:ref 結構體 變量名
c#
//c++:WORD ---- c#:ushort
//c++:DWORD ---- c#:uint
//c++:DWORD ---- c#:int數組
//c++:UCHAR ---- c#:int
//c++:UCHAR ---- c#:byte
//c++:UCHAR* ---- c#:string
//c++:UCHAR* ---- c#:IntPtrui
//c++:GUID ---- c#:Guid
//c++:Handle ---- c#:IntPtr
//c++:HWND ---- c#:IntPtr
//c++:DWORD ---- c#:int
//c++:COLORREF ---- c#:uintthis
//c++:unsigned char ---- c#:byte
//c++:unsigned char * ---- c#:ref byte
//c++:unsigned char * ---- c#:[MarshalAs(UnmanagedType.LPArray)] byte[]
//c++:unsigned char * ---- c#:[MarshalAs(UnmanagedType.LPArray)] Intptrspa
//c++:unsigned char & ---- c#:ref byte
//c++:unsigned char 變量名 ---- c#:byte 變量名
//c++:unsigned short 變量名 ---- c#:ushort 變量名
//c++:unsigned int 變量名 ---- c#:uint 變量名
//c++:unsigned long 變量名 ---- c#:ulong 變量名指針
//c++:char 變量名 ---- c#:byte 變量名 //C++中一個字符用一個字節表示,C#中一個字符用兩個字節表示
//c++:char 數組名[數組大小] ---- c#:MarshalAs(UnmanagedType.ByValTStr, SizeConst = 數組大小)] public string 數組名; ushortcode
//c++:char * ---- c#:string //傳入參數
//c++:char * ---- c#:StringBuilder//傳出參數
//c++:char *變量名 ---- c#:ref string 變量名
//c++:char *輸入變量名 ---- c#:string 輸入變量名
//c++:char *輸出變量名 ---- c#:[MarshalAs(UnmanagedType.LPStr)] StringBuilder 輸出變量名對象
//c++:char ** ---- c#:string
//c++:char **變量名 ---- c#:ref string 變量名
//c++:const char * ---- c#:string
//c++:char[] ---- c#:string
//c++:char 變量名[數組大小] ---- c#:[MarshalAs(UnmanagedType.ByValTStr,SizeConst=數組大小)] public string 變量名;blog
//c++:struct 結構體名 *變量名 ---- c#:ref 結構體名 變量名
//c++:委託 變量名 ---- c#:委託 變量名
//c++:int ---- c#:int
//c++:int ---- c#:ref int
//c++:int & ---- c#:ref int
//c++:int * ---- c#:ref int //C#中調用前需定義int 變量名 = 0;
//c++:*int ---- c#:IntPtr
//c++:int32 PIPTR * ---- c#:int32[]
//c++:float PIPTR * ---- c#:float[]
//c++:double** 數組名 ---- c#:ref double 數組名
//c++:double*[] 數組名 ---- c#:ref double 數組名
//c++:long ---- c#:int
//c++:ulong ---- c#:int
//c++:UINT8 * ---- c#:ref byte //C#中調用前需定義byte 變量名 = new byte();
//c++:handle ---- c#:IntPtr
//c++:hwnd ---- c#:IntPtr
//c++:void * ---- c#:IntPtr
//c++:void * user_obj_param ---- c#:IntPtr user_obj_param
//c++:void * 對象名稱 ---- c#:([MarshalAs(UnmanagedType.AsAny)]Object 對象名稱
//c++:char, INT8, SBYTE, CHAR ---- c#:System.SByte
//c++:short, short int, INT16, SHORT ---- c#:System.Int16
//c++:int, long, long int, INT32, LONG32, BOOL , INT ---- c#:System.Int32
//c++:__int64, INT64, LONGLONG ---- c#:System.Int64
//c++:unsigned char, UINT8, UCHAR , BYTE ---- c#:System.Byte
//c++:unsigned short, UINT16, USHORT, WORD, ATOM, WCHAR , __wchar_t ---- c#:System.UInt16
//c++:unsigned, unsigned int, UINT32, ULONG32, DWORD32, ULONG, DWORD, UINT ---- c#:System.UInt32
//c++:unsigned __int64, UINT64, DWORDLONG, ULONGLONG ---- c#:System.UInt64
//c++:float, FLOAT ---- c#:System.Single
//c++:double, long double, DOUBLE ---- c#:System.Double
https://msdn.microsoft.com/library/aa288468(v=vs.71).aspx
https://msdn.microsoft.com/library/aa645736(v=vs.71).aspx