private void DoSetting(Socket web_client, string[] routePathParams)
{
if (routePathParams.Length < 4)
{
return;
}
// /setting/padding/0/left/right
int previewOutputChannel = int.Parse(routePathParams[3]) - 1;
int paddingLeft = int.Parse(routePathParams[4]);
int paddingRight = int.Parse(routePathParams[5]);
ConsoleService.GetInstance().LogMsg("DoSetting previewOutputChannel " + previewOutputChannel +
" paddingLeft " + paddingLeft +
" paddingRight " + paddingRight, LogType.Log);
PreviewImageService.GetInstance().SetScreenPadding(previewOutputChannel, paddingLeft, paddingRight);
//报文头部
string head = Header();
byte[] headBytes = Encoding.UTF8.GetBytes(head);
web_client.Send(headBytes);
byte[] result = Encoding.ASCII.GetBytes("SUCCESS");
web_client.Send(result);
web_client.Close(10);
web_client.Dispose();
}
public static PreviewImageService GetInstance()
{
lock (lockObj)
{
if (instance == null)
{
instance = new PreviewImageService();
}
}
return(instance);
}
private void DoPreview(Socket web_client, string[] routePathParams)
{
if (routePathParams.Length < 4)
{
return;
}
try
{
//预监路径输出路数索引
string previewOutputChannel = routePathParams[2];
Console.WriteLine("Data Request previewOutputChannel :" + previewOutputChannel);
//报文头部
string head = Header();
byte[] headBytes = Encoding.UTF8.GetBytes(head);
web_client.Send(headBytes);
//根据预监输出图像路数索引值去预监图像服务查找图像数据
while (web_client.Connected)
{
Bitmap screenPreviewBitmap = PreviewImageService.GetInstance().GetScreenPreviewBitmap(int.Parse(previewOutputChannel));
lock (screenPreviewBitmap)
{
if (screenPreviewBitmap == null)
{
web_client.Close();
return;
}
EncoderParameters encoderParameters = new EncoderParameters(1);
EncoderParameter encoderParameter = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 50L);
encoderParameters.Param[0] = encoderParameter;
MemoryStream ms = new MemoryStream();
screenPreviewBitmap.Save(ms, GetImageCodecInfo(ImageFormat.Jpeg), encoderParameters);
byte[] screenBitmapBytes = ms.GetBuffer();
ms.Close();
ms.Dispose();
byte[] payloadarray = Encoding.ASCII.GetBytes(PayloadHeader(screenBitmapBytes.Length));
web_client.Send(payloadarray);
//图像数据
web_client.Send(screenBitmapBytes);
}
Thread.Sleep(1000 / Program.frame);
}
}
catch (Exception ex)
{
Console.WriteLine("处理http请求断开" + Environment.NewLine + "\t" + ex.Message);
}
finally
{
web_client.Close(10);
web_client.Dispose();
ConsoleService.GetInstance().LogMsg("web_client.Close ", LogType.Log);
}
}
static void Main(string[] args)
{
ConsoleService.GetInstance().Init();
ConsoleService.GetInstance().LogMsg(" Start Mjpeg Server", LogType.Log);
string configXml = "./AppScreensSettings.xml";
if (args.Length >= 7)
{
port = int.Parse(args[0]);
gridX = int.Parse(args[1]);
gridY = int.Parse(args[2]);
previewWidth = int.Parse(args[3]);
previewheight = int.Parse(args[4]);
frame = int.Parse(args[5]);
configXml = args[6];
ConsoleService.GetInstance().LogMsg(" Start Mjpeg Server args " + args[0] + " " +
args[1] + " " +
args[2] + " " +
args[3] + " " +
args[4] + " " +
args[5] + " " +
args[6], LogType.Log);
}
else
{
//warnning
ConsoleService.GetInstance().LogMsg(" Start Mjpeg Server without args ", LogType.Log);
}
ConsoleService.GetInstance().LogMsg(" XmlDocument load " + configXml, LogType.Log);
try
{
var xmlDoc = new XmlDocument();
xmlDoc.Load(configXml);
XmlElement root = xmlDoc.DocumentElement;
XmlNodeList xmlScreenNodeList = root.SelectNodes("/AppSettings/Screes/Screen");
foreach (XmlNode screenNode in xmlScreenNodeList)
{
XmlNode curXmlNode = screenNode.FirstChild;
string id = curXmlNode.InnerText;
curXmlNode = curXmlNode.NextSibling;
string x = curXmlNode.InnerText;
curXmlNode = curXmlNode.NextSibling;
string y = curXmlNode.InnerText;
curXmlNode = curXmlNode.NextSibling;
string width = curXmlNode.InnerText;
curXmlNode = curXmlNode.NextSibling;
string height = curXmlNode.InnerText;
RestfulScreenData screenData = new RestfulScreenData();
screenData.id = id;
screenData.x = x;
screenData.y = y;
screenData.width = width;
screenData.height = height;
screenData.paddingRight = "0";
screenData.paddingLeft = "0";
screenNodeList.Add(screenData);
}
//启动预监服务器
mjpegServer = new MjpegServer(port);
mjpegServer.Start();
ConsoleService.GetInstance().LogMsg(" Start PreviewImageService", LogType.Log);
//启动预监画面服务
PreviewImageService.GetInstance().Init(screenNodeList);
}
catch (Exception e)
{
Console.WriteLine(e);
ConsoleService.GetInstance().LogMsg("Start Error " + e.Message, LogType.Error);
}
string cmd = Console.ReadLine();
while (!cmd.Equals("bye"))
{
cmd = Console.ReadLine();
}
}
