public bool Start(string channelNumber = null)//启动指令
{
PlayerModel._mu.WaitOne();
try
{
LogHelper.WriteInfoLog(string.Format("开始，下发指令"));
Instruction ins = SetStartInstruction(channelNumber); //设置启动指令
serial.Wirte(ins.ToString()); //下发控制指令
bool ret = OperSuccess(ins, CommandState.Start); //下发控制指令后，系统进入检测状态，因为底层DSP将会恢复
if (ret)
{
Cache.Instance.CurrentContext.CurrentCard.InitalActualTime();
Cache.Instance.CurrentContext.CurrentCard.Start();
}
//SignalSource
myMedia1.SoundLocation = @"";
return(ret);
}
catch (Exception ex)
{
LogHelper.WriteInfoLog("开始，下发指令失败" + ex.Message);
return(false);
}
finally { PlayerModel._mu.ReleaseMutex(); }
}
