public void onGetPicture(int index,PictureData pd)
{
if (opdh != null)
{
opdh(index,pd);
}
}
public void showPicture(int index,PictureData pd)
{
this.Invoke(new Action(delegate
{
MemoryStream ms = new MemoryStream(pd.data);
Image image = Image.FromStream(ms);
if (index == 0)
this.pictureBox1.Image = image;
else if (index == 1)
this.pictureBox2.Image = image;
}));
}
public void getPictureDate(int index,PictureData pd)
{
this.Invoke(new Action(delegate
{
MemoryStream ms = new MemoryStream(pd.data);
Image image = Image.FromStream(ms);
this.pictureBox1.Image = image;
recvCount++;
this.label8.Text = recvCount + "";
}));
}
public void DataHandle(byte data)
{
switch (satus)
{
case parseType.wait0xaa:
if (data == 0xaa)
{
satus = parseType.wait0x55;
pd = new PictureData();
}
break;
case parseType.wait0x55:
if (data == 0x55)
{
satus = parseType.waitdatalen;
}
break;
case parseType.waitdatalen:
pd.dataLength += (data << (pd.dataLengthstep * 8));
pd.dataLengthstep--;
if (pd.dataLengthstep < 0)
{
pd.data = new byte[pd.dataLength];
satus = parseType.waitdata;
}
break;
case parseType.waitdata:
pd.data[pd.dataIndex++] = data;
if (pd.dataIndex == pd.dataLength)
{
satus = parseType.waittail;
}
break;
case parseType.waittail:
if (data == 0xa5)
{
satus = parseType.dataready;
}
break;
default:
break;
}
if (satus == parseType.dataready)
{
//接受到完整数据包
satus = parseType.wait0xaa;
}
}
void RecvThread()
{
UdpClient client = new UdpClient(new IPEndPoint(IPAddress.Any, 8866));
IPEndPoint endpoint = new IPEndPoint(IPAddress.Any, 0);
parseType satus = parseType.wait0xaa;
PictureData pd = null;
while (runFlag)
{
byte[] buf = client.Receive(ref endpoint);
//string msg = Encoding.Default.GetString(buf);
//int i=0;
//refresh(msg+endpoint.Address);
for (int i = 0; i < buf.Length; i++)
{
byte data = buf[i];
switch (satus)
{
case parseType.wait0xaa:
if (data == 0xaa)
{
satus = parseType.wait0x55;
pd = new PictureData();
}
else
{
satus = parseType.wait0xaa;
}
break;
case parseType.wait0x55:
if (data == 0x55)
{
satus = parseType.waitCmd;
}
else
{
satus = parseType.wait0xaa;
}
break;
case parseType.waitCmd:
pd.cmd = data;
satus = parseType.waitdatalen;
break;
case parseType.waitdatalen:
pd.dataLength += (data << (pd.dataLengthstep * 8));
pd.dataLengthstep--;
if (pd.dataLengthstep < 0)
{
pd.data = new byte[pd.dataLength];
satus = parseType.waitdata;
}
break;
case parseType.waitdata:
pd.data[pd.dataIndex++] = data;
if (pd.dataIndex == pd.dataLength)
{
satus = parseType.waittail;
}
break;
case parseType.waittail:
if (data == 0xa5)
{
satus = parseType.dataready;
}
else
{
satus = parseType.wait0xaa;
}
break;
default:
satus = parseType.wait0xaa;
break;
}
if (satus == parseType.dataready)
{
satus = parseType.wait0xaa;
parseName(pd.data, endpoint.Address.ToString());
}
}
}
}
void recvThread()
{
byte[] recvBuffer = new byte[1024];
parseType satus = parseType.wait0xaa;
PictureData pd = null;
//这里通知上一层有新的连接
if (socket.Connected)
{
while (true)
{
int receiveCount = socket.Receive(recvBuffer);
for (int i = 0; i < receiveCount; i++)
{
byte data = recvBuffer[i];
switch (satus)
{
case parseType.wait0xaa:
if (data == 0xaa)
{
satus = parseType.wait0x55;
pd = new PictureData();
}
else
{
satus = parseType.wait0xaa;
}
break;
case parseType.wait0x55:
if (data == 0x55)
{
satus = parseType.waitCmd;
}
else
{
satus = parseType.wait0xaa;
}
break;
case parseType.waitCmd:
pd.cmd = data;
satus = parseType.waitdatalen;
break;
case parseType.waitdatalen:
pd.dataLength += (data << (pd.dataLengthstep * 8));
pd.dataLengthstep--;
if (pd.dataLengthstep < 0)
{
pd.data = new byte[pd.dataLength];
satus = parseType.waitdata;
}
break;
case parseType.waitdata:
pd.data[pd.dataIndex++] = data;
if (pd.dataIndex == pd.dataLength)
{
satus = parseType.waittail;
}
break;
case parseType.waittail:
if (data == 0xa5)
{
satus = parseType.dataready;
}
else
{
satus = parseType.wait0xaa;
}
break;
default:
satus = parseType.wait0xaa;
break;
}
if (satus == parseType.dataready)
{
satus = parseType.wait0xaa;
if (opdh != null)
opdh(id, pd);
}
}
}
}
}
public void receiveData()
{
byte[] receiveBuffer = new byte[4096];
parseType satus = parseType.wait0xaa;
PictureData pd = null;
while (flag)
{
if (remote != null)
{
int recevCount = newSocket.ReceiveFrom(receiveBuffer, ref remote);
for (int i = 0; i < recevCount; i++)
{
byte data = receiveBuffer[i];
switch (satus)
{
case parseType.wait0xaa:
if (data == 0xaa)
{
satus = parseType.wait0x55;
pd = new PictureData();
}
else
{
satus = parseType.wait0xaa;
}
break;
case parseType.wait0x55:
if (data == 0x55)
{
satus = parseType.waitCmd;
}
else
{
satus = parseType.wait0xaa;
}
break;
case parseType.waitCmd:
pd.cmd = data;
satus = parseType.waitdatalen;
break;
case parseType.waitdatalen:
pd.dataLength += (data << (pd.dataLengthstep * 8));
pd.dataLengthstep--;
if (pd.dataLengthstep < 0)
{
pd.data = new byte[pd.dataLength];
satus = parseType.waitdata;
}
break;
case parseType.waitdata:
pd.data[pd.dataIndex++] = data;
if (pd.dataIndex == pd.dataLength)
{
satus = parseType.waittail;
}
break;
case parseType.waittail:
if (data == 0xa5)
{
satus = parseType.dataready;
}
else
{
satus = parseType.wait0xaa;
}
break;
default:
satus = parseType.wait0xaa;
break;
}
if (satus == parseType.dataready)
{
satus = parseType.wait0xaa;
if (opdh != null)
opdh(id, pd);
}
}
}
}
}
