public bool stopPreview(int RealHandle)
{
//停止预览 Stop live view
if (!CHCNetSDK.NET_DVR_StopRealPlay(RealHandle))
{
return(false);
}
if ((previewMode == 1) && (m_lPort >= 0))
{
if (!PlayCtrl.PlayM4_Stop(m_lPort))
{
return(false);
}
if (!PlayCtrl.PlayM4_CloseStream(m_lPort))
{
return(false);
}
if (!PlayCtrl.PlayM4_FreePort(m_lPort))
{
return(false);
}
m_lPort = -1;
}
return(true);
}
private void StopPlayBack()
{
//关闭当前回放视频
if (m_lPlayBackHandle != -1)
{
TimerPlayBack.Enabled = false;
SetStopState();
bool IsStop = CHCNetSDK.NET_DVR_StopPlayBack(m_lPlayBackHandle);
m_lPlayBackHandle = -1;
}
if (m_PlayBackPort >= 0)
{
bool isstop = PlayCtrl.PlayM4_Stop(m_PlayBackPort);
//关闭回放流
if (PlayCtrl.PlayM4_CloseStream(m_PlayBackPort))
{
PlayCtrl.PlayM4_FreePort(m_PlayBackPort);
m_PlayBackPort = -1;
}
else
{
m_PlayBackPort = -1;
}
}
}
private void StopVideo()
{
if (m_CurPlayState != PlayState.PlayStop && m_CurPlayState != PlayState.None)
{
if (PlayCtrl.PlayM4_Stop(m_lPort))
{
if (PlayCtrl.PlayM4_CloseFile(m_lPort))
{
if (PlayCtrl.PlayM4_FreePort(m_lPort))
{
m_CurPlayState = PlayState.PlayStop;
SetCtrlEnable();
}
}
else
{
uint error = PlayCtrl.PlayM4_GetLastError(m_lPort);
}
}
else
{
uint error = PlayCtrl.PlayM4_GetLastError(m_lPort);
}
}
}
/// <summary>
/// Stop Preview.
/// </summary>
public void StopPreview()
{
if (livePlayer_.RealPlayHandle == -1)
{
debugInfo("Preview not started!");
return;
}
{
// Set to null Draw CallBack Function
CHCNetSDK.NET_DVR_RigisterDrawFun(livePlayer_.RealPlayHandle, null, 0);
}
bool isStopRealPlayOk;
{
// Stop live view
isStopRealPlayOk = CHCNetSDK.NET_DVR_StopRealPlay(livePlayer_.RealPlayHandle);
if (livePlayer_.RealPlayPort >= 0)
{
if (!PlayCtrl.PlayM4_Stop(livePlayer_.RealPlayPort))
{
invokeOnPreviewErrorEvent(PlayCtrl.PlayM4_GetLastError(livePlayer_.RealPlayPort), "PlayM4_Stop failed");
}
if (!PlayCtrl.PlayM4_CloseStream(livePlayer_.RealPlayPort))
{
invokeOnPreviewErrorEvent(PlayCtrl.PlayM4_GetLastError(livePlayer_.RealPlayPort), "PlayM4_CloseStream failed");
}
if (!PlayCtrl.PlayM4_FreePort(livePlayer_.RealPlayPort))
{
invokeOnPreviewErrorEvent(PlayCtrl.PlayM4_GetLastError(livePlayer_.RealPlayPort), "PlayM4_FreePort failed");
}
}
}
livePlayer_ = LivePlayer.Default();
if (isStopRealPlayOk)
{
debugInfo("NET_DVR_StopRealPlay succ!");
}
else
{
throw new NvrSdkException(CHCNetSDK.NET_DVR_GetLastError(), "NET_DVR_StopRealPlay failed");
}
}
private void btnPreview_Click(object sender, EventArgs e)
{
if (_mLUserId < 0)
{
MessageBox.Show(@"Please login the device firstly!");
return;
}
if (_mBRecord)
{
MessageBox.Show(@"Please stop recording firstly!");
return;
}
if (_mLRealHandle < 0)
{
var lpPreviewInfo = new ChcNetSdk.NetDvrPreviewinfo
{
hPlayWnd = RealPlayWnd.Handle,
lChannel = _iChannelNum[(int)_iSelIndex],
dwStreamType = 0,
dwLinkMode = 0,
bBlocked = true
};
//预览窗口 live view window
//预览的设备通道 the device channel number
//码流类型：0-主码流，1-子码流，2-码流3，3-码流4，以此类推
//连接方式：0- TCP方式，1- UDP方式，2- 多播方式，3- RTP方式，4-RTP/RTSP，5-RSTP/HTTP
//0- 非阻塞取流，1- 阻塞取流
var pUser = IntPtr.Zero;//用户数据 user data
if (comboBoxView.SelectedIndex == 0)
{
//打开预览 Start live view
_mLRealHandle = ChcNetSdk.NET_DVR_RealPlay_V40(_mLUserId, ref lpPreviewInfo, null /*RealData*/, pUser);
}
else
{
lpPreviewInfo.hPlayWnd = IntPtr.Zero; //预览窗口 live view window
_mPtrRealHandle = RealPlayWnd.Handle;
_realData = RealDataCallBack; //预览实时流回调函数 real-time stream callback function
_mLRealHandle = ChcNetSdk.NET_DVR_RealPlay_V40(_mLUserId, ref lpPreviewInfo, _realData, pUser);
}
if (_mLRealHandle < 0)
{
_iLastErr = ChcNetSdk.NET_DVR_GetLastError();
_str = "NET_DVR_RealPlay_V40 failed, error code= " + _iLastErr; //预览失败，输出错误号 failed to start live view, and output the error code.
DebugInfo(_str);
}
else
{
//预览成功
DebugInfo("NET_DVR_RealPlay_V40 succ!");
btnPreview.Text = @"Stop View";
}
}
else
{
//停止预览 Stop live view
if (!ChcNetSdk.NET_DVR_StopRealPlay(_mLRealHandle))
{
_iLastErr = ChcNetSdk.NET_DVR_GetLastError();
_str = "NET_DVR_StopRealPlay failed, error code= " + _iLastErr;
DebugInfo(_str);
return;
}
if ((comboBoxView.SelectedIndex == 1) && (_mLPort >= 0))
{
if (!PlayCtrl.PlayM4_Stop(_mLPort))
{
_iLastErr = PlayCtrl.PlayM4_GetLastError(_mLPort);
_str = "PlayM4_Stop failed, error code= " + _iLastErr;
DebugInfo(_str);
}
if (!PlayCtrl.PlayM4_CloseStream(_mLPort))
{
_iLastErr = PlayCtrl.PlayM4_GetLastError(_mLPort);
_str = "PlayM4_CloseStream failed, error code= " + _iLastErr;
DebugInfo(_str);
}
if (!PlayCtrl.PlayM4_FreePort(_mLPort))
{
_iLastErr = PlayCtrl.PlayM4_GetLastError(_mLPort);
_str = "PlayM4_FreePort failed, error code= " + _iLastErr;
DebugInfo(_str);
}
_mLPort = -1;
}
DebugInfo("NET_DVR_StopRealPlay succ!");
_mLRealHandle = -1;
btnPreview.Text = @"Live View";
RealPlayWnd.Invalidate();//刷新窗口 refresh the window
}
}
private void btnPreview_Click(object sender, EventArgs e)
{
if (camera_id < 0)
{
MessageBox.Show("Please login the device firstly!");
return;
}
if (m_bRecord)
{
MessageBox.Show("Please stop recording firstly!");
return;
}
// MessageBox.Show();
if (camera_handle < 0)
{
CHCNetSDK.NET_DVR_PREVIEWINFO lpPreviewInfo = new CHCNetSDK.NET_DVR_PREVIEWINFO();
lpPreviewInfo.hPlayWnd = picCameraOutput.Handle; //预览窗口 live view window
lpPreviewInfo.lChannel = iChannelNum[(int)iSelIndex]; //预览的设备通道 the device channel number
lpPreviewInfo.dwStreamType = 0; //码流类型：0-主码流，1-子码流，2-码流3，3-码流4，以此类推
lpPreviewInfo.dwLinkMode = 0; //连接方式：0- TCP方式，1- UDP方式，2- 多播方式，3- RTP方式，4-RTP/RTSP，5-RSTP/HTTP
lpPreviewInfo.bBlocked = true; //0- 非阻塞取流，1- 阻塞取流
IntPtr pUser = IntPtr.Zero; //用户数据 user data
if (true)
{
//打开预览 Start live view
camera_handle = CHCNetSDK.NET_DVR_RealPlay_V40(camera_id, ref lpPreviewInfo, null /*RealData*/, pUser);
}
else
{
lpPreviewInfo.hPlayWnd = IntPtr.Zero; //预览窗口 live view window
m_ptrRealHandle = picCameraOutput.Handle;
RealData = new CHCNetSDK.REALDATACALLBACK(RealDataCallBack); //预览实时流回调函数 real-time stream callback function
camera_handle = CHCNetSDK.NET_DVR_RealPlay_V40(camera_id, ref lpPreviewInfo, RealData, pUser);
}
if (camera_handle < 0)
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "NET_DVR_RealPlay_V40 failed, error code= " + iLastErr; //预览失败，输出错误号 failed to start live view, and output the error code.
DebugInfo(str);
return;
}
else
{
//预览成功
DebugInfo("NET_DVR_RealPlay_V40 succ!");
//btnPreview.Text = "Stop View";
}
}
else
{
//停止预览 Stop live view
if (!CHCNetSDK.NET_DVR_StopRealPlay(camera_handle))
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "NET_DVR_StopRealPlay failed, error code= " + iLastErr;
DebugInfo(str);
return;
}
if ((true) && (m_lPort >= 0))
{
if (!PlayCtrl.PlayM4_Stop(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_Stop failed, error code= " + iLastErr;
DebugInfo(str);
}
if (!PlayCtrl.PlayM4_CloseStream(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_CloseStream failed, error code= " + iLastErr;
DebugInfo(str);
}
if (!PlayCtrl.PlayM4_FreePort(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_FreePort failed, error code= " + iLastErr;
DebugInfo(str);
}
m_lPort = -1;
}
DebugInfo("NET_DVR_StopRealPlay succ!");
camera_handle = -1;
// btnPreview.Text = "Live View";
picCameraOutput.Invalidate();//刷新窗口 refresh the window
}
return;
}
private void ConnectToCamera()
{
try
{
string ip_address_top = txtIPAddress.Text;
Int16 DVRPortNumber = 8000;
string DVRUserName = txtUsername.Text;
string DVRPassword = txtPassword.Text;
//登录设备 Login the device
camera_id = CHCNetSDK.NET_DVR_Login_V30(ip_address_top, DVRPortNumber, DVRUserName, DVRPassword, ref DeviceInfo_top);
dwAChanTotalNum = (uint)DeviceInfo_top.byChanNum;
for (i = 0; i < dwAChanTotalNum; i++)
{
ListAnalogChannel(i + 1, 1);
iChannelNum[i] = i + (int)DeviceInfo_top.byStartChan;
}
if (camera_id < 0)
{
if (MessageBox.Show("IP Cameras Connecting Error", "Fatal Error - IP Camera", MessageBoxButtons.RetryCancel, MessageBoxIcon.Error) == DialogResult.Retry)
{
btnStart_Click(null, null);
return;
}
}
if (m_bRecord)
{
MessageBox.Show("Please stop recording firstly!");
return;
}
if (camera_handle < 0)
{
// StartLiveView();
if (camera_handle < 0)
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "NET_DVR_RealPlay_V40 failed, error code= " + iLastErr; //预览失败，输出错误号 failed to start live view, and output the error code.
DebugInfo(str);
return;
}
else
{
//预览成功
DebugInfo("NET_DVR_RealPlay_V40 succ!");
// btnStart.Text = "Stop View";
}
}
else
{
//停止预览 Stop live view
if (!CHCNetSDK.NET_DVR_StopRealPlay(camera_handle))
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "NET_DVR_StopRealPlay failed, error code= " + iLastErr;
DebugInfo(str);
return;
}
if ((true) && (m_lPort >= 0))
{
if (!PlayCtrl.PlayM4_Stop(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_Stop failed, error code= " + iLastErr;
DebugInfo(str);
}
if (!PlayCtrl.PlayM4_CloseStream(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_CloseStream failed, error code= " + iLastErr;
DebugInfo(str);
}
if (!PlayCtrl.PlayM4_FreePort(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_FreePort failed, error code= " + iLastErr;
DebugInfo(str);
}
m_lPort = -1;
}
DebugInfo("NET_DVR_StopRealPlay succ!");
camera_handle = -1;
//btnStart.Text= "Live View";
picCameraOutput.Invalidate();//刷新窗口 refresh the window
}
}
catch
{
//btnStart.Enabled = true;
//btnStop.Enabled = false;
MessageBox.Show("Error in Connecting Camera\nContact SSF Groups");
Application.Exit();
this.Close();
return;
}
//btnStart.Enabled = false;
}
/// <summary>
/// 关闭视频
/// </summary>
public override void CloseAllVideo(bool IsExit)
{
try
{
for (int i = 0; i < m_lRealHandle.Length; i++)
{
if (IsCallBack)
{
if (m_Channel[i] != -1)
{
//if (!PlayCtrl.PlayM4_FEC_Disable(m_Channel[i]))
//{
// iLastErr = PlayCtrl.PlayM4_GetLastError(m_Channel[i]);
//}
if (!PlayCtrl.PlayM4_Stop(m_Channel[i]))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_Channel[i]);
}
if (!PlayCtrl.PlayM4_CloseStream(m_Channel[i]))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_Channel[i]);
}
//if (!PlayCtrl.PlayM4_CloseFile(m_Channel[i]))
//{
// iLastErr = PlayCtrl.PlayM4_GetLastError(m_Channel[i]);
//}
if (!PlayCtrl.PlayM4_FreePort(m_Channel[i]))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_Channel[i]);
}
m_Channel[i] = -1;
}
}
if (m_lRealHandle[i] >= 0)
{
bool IsStopReal = CHCNetSDK.NET_DVR_StopRealPlay(m_lRealHandle[i]);
m_lRealHandle[i] = -1;
}
IsPreviewing = false;
}
IsPreviewing = false;
this.pnlPreview.BackgroundImage = global::ToolsManage.Properties.Resources.播放;
//关闭当前回放视频
if (m_lPlayBackHandle != -1)
{
CHCNetSDK.NET_DVR_StopPlayBack(m_lPlayBackHandle);
m_lPlayBackHandle = -1;
}
if (m_PlayBackPort != -1)
{
PlayCtrl.PlayM4_Stop(m_PlayBackPort);
if (PlayCtrl.PlayM4_CloseStream(m_PlayBackPort))
{
PlayCtrl.PlayM4_FreePort(m_PlayBackPort);
m_PlayBackPort = -1;
}
}
//if (m_PlayBackRet >= 0)
//{
// CHCNetSDK.NET_DVR_StopPlayBack(m_PlayBackRet);
// m_PlayBackRet = -1;
//}
bool IsOk = false;
if (IsExit)
{
if (m_lUserID >= 0)
{
//IsOk = CHCNetSDK.NET_DVR_Logout_V30(m_lUserID);
IsOk = CHCNetSDK.NET_DVR_Logout(m_lUserID);
}
if (m_bInitSDK == true)
{
IsOk = CHCNetSDK.NET_DVR_Cleanup();
}
if (!IsOk)
{
}
}
}
catch (Exception ex)
{
TXTWriteHelper.WriteException("StopHikVideo-" + ex.ToString());
}
}
public void btnPreview_Click_1(object sender, EventArgs e)
{
if (m_lUserID < 0)
{
DebugInfo("预览失败，请检查是否登录录像机!");
return;
}
if (m_bRecord)
{
DebugInfo("预览失败，请先停止正在录制的录像机!");
return;
}
if (m_lRealHandle < 0)
{
CHCNetSDK.NET_DVR_PREVIEWINFO lpPreviewInfo = new CHCNetSDK.NET_DVR_PREVIEWINFO();
lpPreviewInfo.hPlayWnd = RealPlayWnd.Handle; //预览窗口 live view window
lpPreviewInfo.lChannel = iChannelNum[(int)iSelIndex]; //预览的设备通道 the device channel number
lpPreviewInfo.dwStreamType = 0; //码流类型：0-主码流，1-子码流，2-码流3，3-码流4，以此类推
lpPreviewInfo.dwLinkMode = 0; //连接方式：0- TCP方式，1- UDP方式，2- 多播方式，3- RTP方式，4-RTP/RTSP，5-RSTP/HTTP
lpPreviewInfo.bBlocked = true; //0- 非阻塞取流，1- 阻塞取流
lpPreviewInfo.dwDisplayBufNum = 15; //播放库显示缓冲区最大帧数
IntPtr pUser = IntPtr.Zero; //用户数据 user data
if (comboBoxView.SelectedIndex == 0)
{
//打开预览 Start live view
m_lRealHandle = CHCNetSDK.NET_DVR_RealPlay_V40(m_lUserID, ref lpPreviewInfo, null /*RealData*/, pUser);
}
else
{
lpPreviewInfo.hPlayWnd = IntPtr.Zero; //预览窗口 live view window
m_ptrRealHandle = RealPlayWnd.Handle;
RealData = new CHCNetSDK.REALDATACALLBACK(RealDataCallBack); //预览实时流回调函数 real-time stream callback function
m_lRealHandle = CHCNetSDK.NET_DVR_RealPlay_V40(m_lUserID, ref lpPreviewInfo, RealData, pUser);
}
if (m_lRealHandle < 0)
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "预览失败,错误代码:" + iLastErr;
DebugInfo(str);
return;
}
else
{
//预览成功
DebugInfo("预览成功!");
recordStatus = 3;
btnPreview.Text = "关闭录像机";
}
}
else
{
//停止预览 Stop live view
if (!CHCNetSDK.NET_DVR_StopRealPlay(m_lRealHandle))
{
iLastErr = CHCNetSDK.NET_DVR_GetLastError();
str = "停止预览失败,错误代码:" + iLastErr;
DebugInfo(str);
return;
}
if ((comboBoxView.SelectedIndex == 1) && (m_lPort >= 0))
{
if (!PlayCtrl.PlayM4_Stop(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_Stop failed, error code= " + iLastErr;
DebugInfo(str);
}
if (!PlayCtrl.PlayM4_CloseStream(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_CloseStream failed, error code= " + iLastErr;
DebugInfo(str);
}
if (!PlayCtrl.PlayM4_FreePort(m_lPort))
{
iLastErr = PlayCtrl.PlayM4_GetLastError(m_lPort);
str = "PlayM4_FreePort failed, error code= " + iLastErr;
DebugInfo(str);
}
m_lPort = -1;
}
DebugInfo("停止预览成功!");
m_lRealHandle = -1;
recordStatus = 2;
btnPreview.Text = "启动录像机";
RealPlayWnd.Invalidate();//刷新窗口 refresh the window
}
return;
}