private string StopSpeech()
{
try
{
_sendbuff = new byte[1000];
//请求
var rtn = EvrcProtocal.proto_make_release_mic_packet(PubUser.default_group, ref _sendbuff[0]);
_clientSocket.Send(_sendbuff, rtn, SocketFlags.None);
_recvbuff = new byte[1000];
int len = _clientSocket.Receive(_recvbuff, 1000, SocketFlags.None);
if (len == 0)
{
//ShowMsg("停止喊话req：没有接收到服务器响应。");
return(JsonConvert.SerializeObject(new Rst {
Result = "没有接收到服务器响应"
}));
}
uint vlen = 0;
var checkedrtn = CrcCheck(_recvbuff, len, ref vlen);//CRC校验
//解包请求
var entgack = EvrcProtocal.proto_unpack_release_mic_ack(ref checkedrtn[5], vlen - 5);
StopCollectSound();
//ShowMsg("停止喊话res：" + (entgack != 0));
return(JsonConvert.SerializeObject(new Rst {
Result = "Success"
}));
}
catch (Exception ex)
{
return(JsonConvert.SerializeObject(new Rst {
Result = ex.Message
}));
}
}
private void DataProc(uint br, IntPtr data)
{
//byte[] ucEvrc = new byte[AUDIOPACKLENGTH];
//ucEvrc[0] = 3;//语音数据标记
////音频数据压缩，数据长度：输出EVRC 10 输入PCM 320，测试bug在此处后面
//EvrcProtocal.evrc_encode(ref ucEvrc[1], ref data);//todo:原有Evrc.dll方法
byte[] recv = new byte[23];
var rtn = EvrcProtocal.CCSEncode(data);//todo:替换为CCS.dll方法
Marshal.Copy(rtn, recv, 0, 23);
//复制编码结果到音频流缓存区EvrcBuff中
for (var i = 0; i < 11; i++)
{
EvrcBuff[EvrcPtr, i] = recv[i];
}
EvrcPtr++;
//音频流缓存区EvrcBuff满则发UDP包至服务器
if (EvrcPtr >= 10)
{
SendEvrcPacket(10);
EvrcPtr = 0;//重置音频流行计算偏移量
}
}
/// <summary>
/// 开始喊话
/// </summary>
private void StartCollectSound()
{
try
{
if (IsRecoding)
{
return;
}
////初始化音频编码解码
//EvrcProtocal.InitEncoder();
//EvrcProtocal.InitDecoder();
EvrcProtocal.StartSpeech();
var rtn = 0;
hRecord = IntPtr.Zero;
rtn = PcmAudio.waveInOpen(out hRecord, -1, ref lpFormat, _wd, 0, 0x00030000);
if (rtn == 0)//成功返回0
{
//将准备好的buffer提供给音频输入设备
for (int i = 0; i < MAXRECBUFFER; i++)
{
//准备一个bufrer给输入设备
PcmAudio.waveInPrepareHeader(hRecord, ref globalhdr[i], (UInt32)Marshal.SizeOf(typeof(PcmAudio.WaveHdr)));
//发送一个buffer给指定的输入设备，当buffer填满将会通知程序
PcmAudio.waveInAddBuffer(hRecord, ref globalhdr[i], (UInt32)Marshal.SizeOf(typeof(PcmAudio.WaveHdr)));
}
//开启指定的输入采集设备
rtn = PcmAudio.waveInStart(hRecord);
if (rtn == 0)
{
IsRecoding = true;
//ShowMsg("正在采集音频数据...");
}
else
{
//ShowMsg("采集音频失败");
}
}
}
catch (Exception ex)
{
//ShowMsg(ex.Message);
}
}
/// <summary>
/// CRC校验
/// </summary>
/// <param name="recvbuf"></param>
/// <param name="recvlength"></param>
/// <param name="vLen"></param>
/// <returns></returns>
private static byte[] CrcCheck(byte[] recvbuf, int recvlength, ref uint vLen)
{
uint uiValidLen = (((uint)recvbuf[0]) << 24) | (((uint)recvbuf[1]) << 16) |
(((uint)recvbuf[2]) << 8) | ((uint)recvbuf[3]);
vLen = uiValidLen;
if ((uiValidLen + 4) > recvlength || recvlength < 9)
{
return(null);
}
var uiReCrc = (((uint)recvbuf[uiValidLen]) << 24) | (((uint)recvbuf[uiValidLen + 1]) << 16) |
(((uint)recvbuf[uiValidLen + 2]) << 8) | ((uint)recvbuf[uiValidLen + 3]);
if (uiReCrc != EvrcProtocal.ZTE_CRC(ref recvbuf[0], uiValidLen))
{
return(null);
}
return(recvbuf);
}
private void Udptimer_Elapsed(object sender, ElapsedEventArgs e)
{
if (_voiceSocket == null || !_voiceSocket.Connected)
{
return;
}
if (gRunPar.UdpHbCnt++ >= 4)
{
//以下发送心跳包
var udpsndbuf = new byte[100];
var uiSndLen = EvrcProtocal.proto_make_ping_packet((uint)user.uid, ref udpsndbuf[0]);//测试ping
//ShowMsg("ping服务器：" + uiSndLen);
if (uiSndLen > 0)
{
SendUdpPacket(_voiceSocket, user.iSetPar.ip, POC_NET_UDP_PORT, udpsndbuf, uiSndLen);
//ShowMsg("已发送UDP心跳包。");
}
gRunPar.UdpHbCnt = 0;
}
}
private string Login()
{
try
{
//UDP socket
_voiceSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp)
{
ReceiveTimeout = 30 * 1000,
SendTimeout = 30 * 1000
};
_voiceSocket.Connect(new IPEndPoint(IPAddress.Parse(IP), POC_NET_UDP_PORT));
//开始UDP心跳轮询
udptimer = new System.Timers.Timer();
udptimer.Elapsed += Udptimer_Elapsed;
udptimer.Interval = 6 * 1000;
udptimer.Enabled = true;
udptimer.Start();
//TCP socket
_clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp)
{
ReceiveTimeout = 30 * 1000,
SendTimeout = 30 * 1000
};
_clientSocket.Connect(new IPEndPoint(IPAddress.Parse(IP), POC_NET_TCP_PORT));
//登录参数
user = new EvrcProtocal.stUser
{
iSetPar =
{
ip = IP,
account = Usr,
passwd = Pwd
}
};
//1、获取登录
_sendbuff = new byte[1000];
var loginpack = EvrcProtocal.proto_make_login_packet(ref user, ref _sendbuff[0]);
_clientSocket.Send(_sendbuff, loginpack, SocketFlags.None);
_recvbuff = new byte[1000];
int len = _clientSocket.Receive(_recvbuff, 1000, SocketFlags.None);
uint vlen = 0;
byte[] checkedrtn = CrcCheck(_recvbuff, len, ref vlen);//CRC校验
//登录解包（此处回填登录参数）
var loginunpack = EvrcProtocal.proto_unpack_login_ack(ref user, ref checkedrtn[5], vlen - 5);
var name = TrimStr(Encoding.UTF8.GetString(user.username));
//ShowMsg("登陆解包res：" + (loginunpack != 0) + ";uid=" + user.uid + ";username="******";defaultgroup=" + user.default_group);
var rtnmsg = new ServerMsg
{
uid = user.uid.ToString(),
username = name,
defaultgroup = user.default_group.ToString(),
groups = new List <GroupMsg>()
};
//2、获取组
_sendbuff = new byte[1000];
var reqgroup = EvrcProtocal.proto_make_query_group_packet(ref _sendbuff[0]);
//ShowMsg("获取组结果：" + reqgroup);
_clientSocket.Send(_sendbuff, reqgroup, SocketFlags.None);
_recvbuff = new byte[1000];
len = _clientSocket.Receive(_recvbuff, 1000, SocketFlags.None);
checkedrtn = CrcCheck(_recvbuff, len, ref vlen);//CRC校验
//解包组
var upkgroup = EvrcProtocal.proto_unpack_query_group_ack(ref checkedrtn[5], vlen - 5);
//ShowMsg("获取组解包res：" + (upkgroup != 0));
//0、进入群组
_sendbuff = new byte[1000];
var entg = EvrcProtocal.proto_make_enter_group_packet(user.default_group, ref _sendbuff[0]);
//ShowMsg("进入群组结果："+entg);
_clientSocket.Send(_sendbuff, entg, SocketFlags.None);
_recvbuff = new byte[1000];
len = _clientSocket.Receive(_recvbuff, 1000, SocketFlags.None);
checkedrtn = CrcCheck(_recvbuff, len, ref vlen);//CRC校验
//解包进入群组
var entgack = EvrcProtocal.proto_unpack_enter_group_ack(ref checkedrtn[5], vlen - 5);
//ShowMsg("进入群组解包res：" + (entgack != 0));
//3、解析组
var gl = EvrcProtocal.proto_get_group_list();
var grouplist = (EvrcProtocal.stGroupList)Marshal.PtrToStructure(gl, typeof(EvrcProtocal.stGroupList));
//ShowMsg("获取组结果：组数" + grouplist.uiTotal);
var nowhead = grouplist.pHead;
var now = (EvrcProtocal.stGroupNode)Marshal.PtrToStructure(nowhead, typeof(EvrcProtocal.stGroupNode));
while (true)
{
if (now == null)
{
break;
}
var name1 = TrimStr(Encoding.UTF8.GetString(now.iGroup.gname));
//ShowMsg("解析组：gid=" + now.iGroup.gid + "；gname=" + name1 + "；number_n=" + now.iGroup.number_n);
GroupMsg gm = new GroupMsg
{
gid = now.iGroup.gid.ToString(),
gname = name1,
numbers = now.iGroup.number_n.ToString(),
users = new List <UserMsg>()
};
//4、根据组获取用户
_sendbuff = new byte[1000];
var mbr = EvrcProtocal.proto_make_query_member_packet(now.iGroup.gid, ref _sendbuff[0]);//now.iGroup.gid|user.default_group
_clientSocket.Send(_sendbuff, mbr, SocketFlags.None);
_recvbuff = new byte[1000];
len = _clientSocket.Receive(_recvbuff, 1000, SocketFlags.None);
checkedrtn = CrcCheck(_recvbuff, len, ref vlen);//CRC校验
var dembr = EvrcProtocal.proto_unpack_query_member_ack(ref checkedrtn[5], vlen - 5);
//ShowMsg("解包用户res：" + (dembr != 0));
var ml = EvrcProtocal.proto_get_user_list();
var mbrlist = (EvrcProtocal.stUserList)Marshal.PtrToStructure(ml, typeof(EvrcProtocal.stUserList));
//ShowMsg("获取用户结果：用户数" + mbrlist.uiTotal);
var head = mbrlist.pHead;
var mbrnow = (EvrcProtocal.stUserNode)Marshal.PtrToStructure(head, typeof(EvrcProtocal.stUserNode));
while (true)
{
if (mbrnow == null)
{
break;
}
var name2 = TrimStr(Encoding.UTF8.GetString(mbrnow.uname));
//ShowMsg("解析用户：uid=" + mbrnow.uid + "；online=" + mbrnow.online + "；uname=" + name2);
UserMsg um = new UserMsg
{
uid = mbrnow.uid.ToString(),
online = mbrnow.online.ToString(),
uname = name2
};
gm.users.Add(um);
mbrnow = (EvrcProtocal.stUserNode)Marshal.PtrToStructure(mbrnow.pNext, typeof(EvrcProtocal.stUserNode));
}
rtnmsg.groups.Add(gm);
now = (EvrcProtocal.stGroupNode)Marshal.PtrToStructure(now.pNext, typeof(EvrcProtocal.stGroupNode));
}
PubUser = user;
return(JsonConvert.SerializeObject(rtnmsg));
}
catch (Exception ex)
{
return(JsonConvert.SerializeObject(ex.Message));
}
}