public override void OpenForSnapshot(bool _async)
{
if (!_IsReadyForSnapshot)
{
ST_DeviceInfo stDeviceInfo = new ST_DeviceInfo();
stDeviceInfo.st_InetAddr.szHostIP = VideoSource.MediaSource;
stDeviceInfo.st_InetAddr.nPORT = (ushort)VideoSource.StreamPort;
stDeviceInfo.st_InetAddr.nIPProtoVer = 1;
stDeviceInfo.szUserID = VideoSource.UserName;
stDeviceInfo.szPassword = VideoSource.Password;
stDeviceInfo.nDeviceType = 1; //
int nRet = 0;
int nProtocol = 1; //1表示udp协议,2表示tcp协议 4表示rtp协议
//初始化设备信息
nRet = InitRemoteLivePlayer2.Remote_Nvd_Init(ref nHandle, ref stDeviceInfo, nProtocol);
//设置远程抓拍超时时间
nRet = InitRemoteLivePlayer2.Remote_Snapshot_SetTimeout(nHandle, _RemoteSnapshotTimeout);
//if (nRet == 0)
//{
// nRet = InitRemoteLivePlayer2.Remote_Snapshot_Open(nHandle);//在抓拍时才打开远程抓拍
//}
this._IsReadyForSnapshot = (nRet == 0);
}
}
public override void Play(bool isAsync)
{
lock (_StatusLock)
{
if (this._Status != VideoStatus.Playing)
{
if (VideoSource == null)
{
return;
}
if (!this.TitlePanel.InvokeRequired) //显示视频头
{
this.Caption = VideoSource.VideoName;
this.TitlePanel.Visible = ShowTitle;
}
ST_DeviceInfo stDeviceInfo = new ST_DeviceInfo();
stDeviceInfo.st_InetAddr.szHostIP = VideoSource.MediaSource;
stDeviceInfo.st_InetAddr.nPORT = (ushort)VideoSource.StreamPort;
stDeviceInfo.st_InetAddr.nIPProtoVer = 1;
stDeviceInfo.szUserID = VideoSource.UserName;
stDeviceInfo.szPassword = VideoSource.Password;
stDeviceInfo.nDeviceType = 1; //
int nRet = 0;
int nProtocol = 1; //1表示udp协议,2表示tcp协议 4表示rtp协议
//初始化设备信息
nRet = InitRemoteLivePlayer2.Remote_Nvd_Init(ref nHandle, ref stDeviceInfo, nProtocol);
if (nRet != 0)
{
return;
}
//设置是否拉伸模式
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_SetStretchMode(nHandle, StretchToFit);
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_SetAutoResizeFlag(nHandle, StretchToFit);
if (nRet != 0)
{
return;
}
//设置默认流ID，需根据网络摄像机的流设置来设置ID，不同码流会有不同的分辨率
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_SetDefaultStreamId(nHandle, VideoSource.Channel);
if (nRet != 0)
{
return;
}
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_SetAutoConnectFlag(nHandle, VideoSource.AutoReconnect);
if (nRet != 0)
{
return;
}
//打开摄像机
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_Open(nHandle, 1);
if (nRet != 0)
{
return;
}
//播放视频
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_Play(nHandle);
if (nRet != 0)
{
return;
}
nRet = InitRemoteLivePlayer2.Remote_LivePlayer2_SetVideoWindow(nHandle, int.Parse(video.Handle.ToString()), 0, 0, video.Width, video.Height);
if (nRet != 0)
{
return;
}
//设置远程抓拍超时时间
nRet = InitRemoteLivePlayer2.Remote_Snapshot_SetTimeout(nHandle, _RemoteSnapshotTimeout);
////打开远程抓拍,不调用这个方法，打开视频时不能抓拍图片
//nRet = InitRemoteLivePlayer2.Remote_Snapshot_Open(nHandle);//在抓拍时才打开
if (nRet != 0)
{
return;
}
this._Status = VideoStatus.Playing;
this._IsReadyForSnapshot = true;
}
}
}
