private void btnPreview_Click(object sender, EventArgs e)
{
if (m_lUserID < 0)
{
MessageBox.Show("录像机未连接");
return;
}
else
{
View.Show();
View.Activate();
}
if (m_lRealHandle[0] < 0 && m_lUserID >= 0)
{
lpPreviewInfo.lChannel = 35;//预te览的设备通道
DVR_Preview(View.pictureBox1, 0);
}
return;
}
private void btnPreview_Click(object sender, EventArgs e)
{
//if (btnPreview_press)
//{
// View.Show();
// View.Activate();
// btnPreview_press = false;
//}
//else
//{
// //View.Close();
// View.Activate();
// btnPreview_press = true;
//}
Int32 userID_and = 0;
foreach (Int32 key in m_lUserID)
{
userID_and += key;
}
if (userID_and == -9)
{
MessageBox.Show("Please login the device firstly");
return;
}
else
{
View.Show();
View.Activate();
}
lpPreviewInfo = new CHCNetSDK.NET_DVR_PREVIEWINFO();
lpPreviewInfo.lChannel = 1; //预te览的设备通道
lpPreviewInfo.dwStreamType = 1; //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 = 1; //播放库播放缓冲区最大缓冲帧数
lpPreviewInfo.byProtoType = 0;
lpPreviewInfo.byPreviewMode = 0;
pUser = new IntPtr();//用户数据
if (m_lRealHandle[0] < 0 && m_lUserID[0] >= 0)
{
labels1.Text = DVR_Preview(View.pictureBox1, 0);
}
if (m_lRealHandle[1] < 0 && m_lUserID[1] >= 0)
{
labels2.Text = DVR_Preview(View.pictureBox2, 1);
}
if (m_lRealHandle[2] < 0 && m_lUserID[2] >= 0)
{
labels3.Text = DVR_Preview(View.pictureBox3, 2);
}
if (m_lRealHandle[3] < 0 && m_lUserID[3] >= 0)
{
labels4.Text = DVR_Preview(View.pictureBox4, 3);
}
if (m_lRealHandle[4] < 0 && m_lUserID[4] >= 0)
{
labels5.Text = DVR_Preview(View.pictureBox5, 4);
}
if (m_lRealHandle[5] < 0 && m_lUserID[5] >= 0)
{
labels6.Text = DVR_Preview(View.pictureBox6, 5);
}
if (m_lRealHandle[6] < 0 && m_lUserID[6] >= 0)
{
labels7.Text = DVR_Preview(View.pictureBox7, 6);
}
if (m_lRealHandle[7] < 0 && m_lUserID[7] >= 0)
{
labels8.Text = DVR_Preview(View.pictureBox8, 7);
}
if (m_lRealHandle[8] < 0 && m_lUserID[8] >= 0)
{
labels9.Text = DVR_Preview(View.pictureBox9, 8);
}
return;
}
