/// <summary>
/// Press stop video button
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnStopRecord_Click(object sender, EventArgs e)
{
if (NETPlay.NETStopDataRecord((int)nudPlayChannelNO.Value) == false)
{
MessageBox.Show("Stop data flow save failure!", "Prompt:");
}
}