Files
robospot-camera-finder/StreamViewer.cs
2024-02-17 22:38:11 +01:00

111 lines
3.6 KiB
C#

using LibVLCSharp.Shared;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.DirectoryServices.ActiveDirectory;
using System.Drawing;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace robospot_camera_finder
{
public partial class StreamViewer : Form
{
public LibVLC _libVLC;
public MediaPlayer _mp;
string username = "admin";
string password = "RoboSpot10";
string cam_ip = "";
int max_zoom_pulse = 9999;
int min_zoom_pulse = 10;
public StreamViewer(string name, string ip)
{
InitializeComponent();
_libVLC = new LibVLC();
_mp = new MediaPlayer(_libVLC);
cam_ip = ip;
timerUpdateZoom.Start();
updateZoomSlider();
videoView.MediaPlayer = _mp;
var media = new Media(_libVLC, new Uri("rtsp://" + ip + "/profile2/media.smp"));
media.AddOption(":network-caching=25");
_mp.Play(media);
media.Dispose();
this.Text = name;
}
private void updateZoomSlider()
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://" + cam_ip + "/stw-cgi/ptzcontrol.cgi?msubmenu=query&action=view&Query=Zoom");
request.Credentials = new NetworkCredential(username, password);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
string text;
using (var sr = new StreamReader(response.GetResponseStream())) { text = sr.ReadToEnd(); }
string[] resp_lines = text.Split(new[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
string zoom_value = resp_lines[1].Substring(resp_lines[1].LastIndexOf('=') + 1);
tbZoom.Value = int.Parse(zoom_value);
}
private void sendZoomValue(string zoom_pulse)
{
// clamp values to allowed range
if (int.Parse(zoom_pulse) < min_zoom_pulse)
{
zoom_pulse = min_zoom_pulse.ToString();
}
if (int.Parse(zoom_pulse) > max_zoom_pulse)
{
zoom_pulse = max_zoom_pulse.ToString();
}
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://" + cam_ip + "/stw-cgi/ptzcontrol.cgi?msubmenu=absolute&action=control&ZoomPulse=" + zoom_pulse);
request.Credentials = new NetworkCredential(username, password);
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
}
private void StreamViewer_FormClosed(object sender, FormClosedEventArgs e)
{
_mp.Stop();
_mp.Dispose();
_libVLC.Dispose();
}
private void tbZoom_KeyUp(object sender, KeyEventArgs e)
{
sendZoomValue(tbZoom.Value.ToString());
}
private void tbZoom_MouseUp(object sender, MouseEventArgs e)
{
sendZoomValue(tbZoom.Value.ToString());
}
private void timerUpdateZoom_Tick(object sender, EventArgs e)
{
updateZoomSlider();
}
private void btnZoomMax_Click(object sender, EventArgs e)
{
tbZoom.Value = max_zoom_pulse;
sendZoomValue(tbZoom.Value.ToString());
}
private void btnZoomMin_Click(object sender, EventArgs e)
{
tbZoom.Value = min_zoom_pulse;
sendZoomValue(tbZoom.Value.ToString());
}
}
}