ImageManager/Cvb.Net/Multistream

This example program is located in your CVB installation under %CVB%Tutorial/ImageManager/Cvb.Net/Multistream.

Program.cs:

// Example for acquiring multiple streams.

 
using Stemmer.Cvb;
using Stemmer.Cvb.Driver;
using System;
using System.Linq;
 
namespace Multistream
{
    class Multistream
    {
        static void Main(string[] args)
        {
            var executeWithMock = (args.Length > 0) && (args.First().Equals("--mock"));
            var flags = DiscoverFlags.IgnoreVins | (executeWithMock ? DiscoverFlags.IncludeMockTL : 0);
            using (var devices = DeviceFactory.Discover(flags))
            {
                if (devices.Count < 1)
                {
                    Console.WriteLine("No devices found.");
                    return;
                }
                var targetDiscoveryInfo = devices.First();
                if (executeWithMock)
                {
                    var foundMock = false;
                    foreach (var info in devices)
                    {
                        info.AccessToken.Contains("MockTL");
                        targetDiscoveryInfo = info;
                        foundMock = true;
                        break;
                    }
                    if (!foundMock)
                    {
                        Console.WriteLine("Could not find CVMockTL.");
                        return;
                    }
                }
                using (var device = DeviceFactory.Open(targetDiscoveryInfo, AcquisitionStack.GenTL))
                {
                    var streams = Enumerable.Range(0, device.StreamCount).Select(i => ((GenICamDevice)device).GetStream<ImageStream>(i)).ToArray();
                    Console.WriteLine($"Stream Count: {streams.Length}");
                    foreach (var stream in streams)
                        stream.EngineStart();
                    foreach (var stream in streams)
                        stream.DeviceStart();
                    for (int imageIndex = 0; imageIndex < 10; imageIndex++)
                    {
                        var streamIndex = -1;
                        foreach (var stream in streams)
                        {
                            ++streamIndex;
                            WaitStatus status;
                            using (var composite = stream.Wait(out status))
                            {
                                using (var nodeMaps = NodeMapDictionary.FromImage(composite))
                                {
                                    var imagePlane = composite.Planes.ElementAt(0);
                                    Console.WriteLine(
                                      $"Stream #{streamIndex}, " +
                                      $"Image #{imageIndex}, " +
                                      $"Width: {composite.Size.Width}, " +
                                      $"Height: {composite.Size.Height}");
                                }
                            }
                        }
                    }
                    foreach (var stream in streams)
                        stream.DeviceAbort();
                    foreach (var stream in streams)
                        stream.EngineAbort();
                }
            }
        }
    }
}