private void button1_Click(object sender, EventArgs e)
{
//1、登录
SDK_TDWYSDK.LogonPara tInfo = new SDK_TDWYSDK.LogonPara();
tInfo.iSize = Marshal.SizeOf(tInfo);
tInfo.iNvsPort = CurrentVideoInfo.DVSConnectPort;
tInfo.cNvsIP = new char[32];
Array.Copy(CurrentVideoInfo.DVSAddress.ToArray(), tInfo.cNvsIP, CurrentVideoInfo.DVSAddress.Length);
tInfo.cUserName = new char[16];
Array.Copy(CurrentVideoInfo.UserName.ToArray(), tInfo.cUserName, CurrentVideoInfo.UserName.Length);
tInfo.cUserPwd = new char[16];
Array.Copy(CurrentVideoInfo.Password.ToArray(), tInfo.cUserPwd, CurrentVideoInfo.Password.Length);
IntPtr intptr = Marshal.AllocCoTaskMem(tInfo.iSize);
Marshal.StructureToPtr(tInfo, intptr, true);//false容易造成内存泄漏
int iRet = SDK_TDWYSDK.NetClient_Logon_V4(0, intptr, tInfo.iSize);
Marshal.FreeHGlobal(intptr);//释放分配的非托管内存。
m_iLogonId = iRet;
if (m_iLogonId < 0)
{
//登录失败
iRet = SDK_TDWYSDK.NetClient_Logoff(m_iLogonId);
}
}
/// <summary>
/// 视频播放
/// </summary>
/// <returns></returns>
public override bool VideoPlay()
{
VideoEnvironment.VideoEnvironment_TDWY.MAIN_NOTIFYEvent -= VideoEnvironment_TDWY_MAIN_NOTIFYEvent;
VideoEnvironment.VideoEnvironment_TDWY.MAIN_NOTIFYEvent += VideoEnvironment_TDWY_MAIN_NOTIFYEvent;
//1、登录
SDK_TDWYSDK.LogonPara tInfo = new SDK_TDWYSDK.LogonPara();
tInfo.iSize = Marshal.SizeOf(tInfo);
tInfo.iNvsPort = CurrentVideoInfo.DVSConnectPort;
tInfo.cNvsIP = new char[32];
Array.Copy(CurrentVideoInfo.DVSAddress.ToArray(), tInfo.cNvsIP, CurrentVideoInfo.DVSAddress.Length);
tInfo.cUserName = new char[16];
Array.Copy(CurrentVideoInfo.UserName.ToArray(), tInfo.cUserName, CurrentVideoInfo.UserName.Length);
tInfo.cUserPwd = new char[16];
Array.Copy(CurrentVideoInfo.Password.ToArray(), tInfo.cUserPwd, CurrentVideoInfo.Password.Length);
IntPtr intptr = Marshal.AllocCoTaskMem(tInfo.iSize);
Marshal.StructureToPtr(tInfo, intptr, true);//false容易造成内存泄漏
VideoPlayCallback(new VideoPlayCallbackValue {
evType = Enum_VideoPlayEventType.LoginStart
});
int iRet = SDK_TDWYSDK.NetClient_Logon_V4(0, intptr, tInfo.iSize);
Marshal.FreeHGlobal(intptr);//释放分配的非托管内存。
_iLogonID = iRet;
if (_iLogonID < 0)
{
//登录失败
iRet = SDK_TDWYSDK.NetClient_Logoff(_iLogonID);
VideoPlayCallback(new VideoPlayCallbackValue {
evType = Enum_VideoPlayEventType.DevLoginException
});
return(false);
}
//通过回调进行后续操作
return(true);
}
