public bool StartPlay(string cameraId)
{
if (_currSelectedBox != null)
{
PlayObject obj = _currSelectedBox.Tag as PlayObject;
OnClosePlayBox(obj);
IntPtr hwnd = _currSelectedBox.Handle;
IntPtr sessionId = HkApi.AllocSession();
HkApi.StartPlay(hwnd, cameraId, sessionId);
obj.IsPlaying = true;
obj.SessionId = sessionId;
obj.CameraId = cameraId;
OnPlayingBox(_currSelectedBox);
_currSelectedBox = null;
}
else
{
PictureBox box = GetIdleBox();
if (box != null)
{
PlayObject obj = box.Tag as PlayObject;
IntPtr hwnd = box.Handle;
IntPtr sessionId = HkApi.AllocSession();
HkApi.StartPlay(hwnd, cameraId, sessionId);
obj.IsPlaying = true;
obj.SessionId = sessionId;
obj.CameraId = cameraId;
OnPlayingBox(box);
}
}
return(false);
}
private void OnClosePlayBox(PlayObject obj)
{
if (obj.IsPlaying)
{
HkApi.StopPlay(obj.SessionId);
obj.SessionId = IntPtr.Zero;
obj.CameraId = string.Empty;
obj.IsPlaying = false;
}
}
protected override void OnLoad(EventArgs e)
{
btn1.Click += Btn_Click;
btn4.Click += Btn_Click;
btn9.Click += Btn_Click;
btn16.Click += Btn_Click;
Btn_Click(btn4, EventArgs.Empty);//调用InitPlayBox，初始化界面，默认是4个播放页面；
//PlayBoxClick(_listPlayBox[0], EventArgs.Empty); //默认选择第一个box;
HkApi.Init();
}
/// <summary>
/// 释放视频
/// </summary>
public void DisposeCamera()
{
try
{
foreach (PictureBox box in _listPlayBox)
{
PlayObject obj = box.Tag as PlayObject;
OnClosePlayBox(obj);
}
HkApi.Close();
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
public HkApi.GetDevListResult GetCameraList()
{
return(HkApi.GetCameraList());
}
public string GetCameraList4JsonString()
{
return(HkApi.GetCameraList4Json());
}
public bool LoginByMid()
{
return(HkApi.Login());
}
//public PictureBox GetCurrSelectedBox
//{
// get
// {
// return _currSelectedBox;
// }
//}
public bool LoginImmediately()
{
return(HkApi.LoginImmediately());
}