public static void Set(ushort[] data, int width)
{
if (_fetch == null)
{
_fetch = new DisplayWindow(width, data.Length / width)
{
ClientSize = new System.Drawing.Size(width, data.Length / width)
};
new Thread(() => _fetch.ShowDialog())
{
IsBackground = true
}.Start();
}
int[] dataConvert;
if (AutoStretchAmount > 0)
{
var dataSort = new ushort[data.Length];
Array.Copy(data, dataSort, data.Length);
Array.Sort(dataSort);
dataConvert = Array.ConvertAll(data, value =>
{
var index = (double)Array.BinarySearch(dataSort, value) / dataSort.Length;
var val = (double)value / dataSort[dataSort.Length - 1];
val = val * (1 - AutoStretchAmount) + index * AutoStretchAmount;
var final = (byte)(Math.Max(Math.Min(val, 1), 0) * byte.MaxValue);
return(final << 16 | final << 8 | final);
});
}
else
{
dataConvert = Array.ConvertAll(data, u =>
{
var value = (byte)(u * byte.MaxValue / ushort.MaxValue);
return(value << 16 | value << 8 | value);
});
}
lock (_fetch._lock)
{
var locked = _fetch._bitmap.LockBits(new Rectangle(0, 0, _fetch._bitmap.Width, _fetch._bitmap.Height), ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
Marshal.Copy(dataConvert, 0, locked.Scan0, data.Length);
_fetch._bitmap.UnlockBits(locked);
_fetch.BeginInvoke((Action)_fetch.Invalidate);
}
}
public static void Set(ushort[] data, int width)
{
if (_fetch == null)
{
_fetch = new DisplayWindow(width, data.Length / width)
{
ClientSize = new System.Drawing.Size(width, data.Length / width)
};
new Thread(() => _fetch.ShowDialog()) { IsBackground = true }.Start();
}
int[] dataConvert;
if (AutoStretchAmount > 0)
{
var dataSort = new ushort[data.Length];
Array.Copy(data, dataSort, data.Length);
Array.Sort(dataSort);
dataConvert = Array.ConvertAll(data, value =>
{
var index = (double)Array.BinarySearch(dataSort, value) / dataSort.Length;
var val = (double)value / dataSort[dataSort.Length - 1];
val = val * (1 - AutoStretchAmount) + index * AutoStretchAmount;
var final = (byte)(Math.Max(Math.Min(val, 1), 0) * byte.MaxValue);
return final << 16 | final << 8 | final;
});
}
else
{
dataConvert = Array.ConvertAll(data, u =>
{
var value = (byte)(u * byte.MaxValue / ushort.MaxValue);
return value << 16 | value << 8 | value;
});
}
lock (_fetch._lock)
{
var locked = _fetch._bitmap.LockBits(new Rectangle(0, 0, _fetch._bitmap.Width, _fetch._bitmap.Height), ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format32bppRgb);
Marshal.Copy(dataConvert, 0, locked.Scan0, data.Length);
_fetch._bitmap.UnlockBits(locked);
_fetch.BeginInvoke((Action)_fetch.Invalidate);
}
}
static void Main()
{
new Thread(() =>
{
var saving = false;
while (true)
{
if (_camera != null)
{
if (_save != 0 && saving == false)
{
_camera.Exposure = _saveExposure;
}
else if (_save == 0 && saving)
{
_camera.Exposure = _liveExposure;
}
saving = _save != 0;
try
{
_camera.Snap();
}
catch (Exception e)
{
_camera.Dispose();
_camera = null;
Console.WriteLine("Disconnected from camera");
Console.WriteLine(e.GetType().Name + ": " + e.Message);
continue;
}
if (saving)
{
_save--;
_save = Math.Max(_save, 0);
ImageSaver.Save(_savedir, _camera.Data, _camera.Width);
Console.WriteLine("Saved image, {0} to go", _save);
}
DisplayWindow.Set(_camera.Data, _camera.Width);
}
else
{
Thread.Sleep(1000);
}
}
})
{
IsBackground = true
}.Start();
while (true)
{
Console.WriteLine("Commands: connect, cross, zoom, gain, stretch, exposure, save, saveexp, savedir");
Console.Write("> ");
var readLine = Console.ReadLine();
if (readLine == null)
{
break;
}
var line = readLine.Split(null);
switch (line[0])
{
case "connect":
Console.WriteLine("Connecting");
var newCamera = LumeneraCamera.Create(1);
if (newCamera == null)
{
Console.WriteLine("Couldn't connect to camera number 1");
}
else
{
_camera = newCamera;
}
break;
case "cross":
DisplayWindow.Cross = !DisplayWindow.Cross;
break;
case "zoom":
int newZoom;
if (line.Length == 2 && int.TryParse(line[1], out newZoom) && newZoom > 0)
{
DisplayWindow.Zoom = newZoom;
}
else if (DisplayWindow.Zoom == 0)
{
DisplayWindow.Zoom = 80;
}
else
{
DisplayWindow.Zoom = 0;
}
break;
case "gain":
float resultGain;
if (_camera != null && line.Length == 2 && float.TryParse(line[1], out resultGain))
{
_camera.Gain = resultGain;
}
else
{
Console.WriteLine("Bad gain command, syntax: gain [number]");
}
break;
case "stretch":
double newStretch;
if (line.Length == 2 && double.TryParse(line[1], out newStretch) && newStretch > 0)
{
DisplayWindow.AutoStretchAmount = newStretch;
}
else if (DisplayWindow.AutoStretchAmount <= 0)
{
DisplayWindow.AutoStretchAmount = 0.5;
}
else
{
DisplayWindow.AutoStretchAmount = 0;
}
break;
case "exposure":
float resultExposure;
if (_camera != null && line.Length == 2 && float.TryParse(line[1], out resultExposure))
{
_liveExposure = resultExposure;
if (_save == 0)
{
_camera.Exposure = _liveExposure;
}
}
else
{
Console.WriteLine("Bad exposure command, syntax: exposure [seconds]");
}
break;
case "save":
int resultSave;
if (_camera != null && line.Length == 2 && int.TryParse(line[1], out resultSave) &&
resultSave > 0)
{
_save = resultSave;
}
else
{
Console.WriteLine("Bad save command, syntax: save [number]");
}
break;
case "saveexp":
float saveExp;
if (_camera != null && line.Length == 2 && float.TryParse(line[1], out saveExp))
{
_saveExposure = saveExp;
}
else
{
Console.WriteLine("Bad saveexp command, syntax: saveexp [exposure in seconds]");
}
break;
case "savedir":
if (line.Length == 1)
{
_savedir = null;
}
else if (line.Length == 2)
{
_savedir = line[1];
}
else
{
Console.WriteLine("Bad savedir command");
}
break;
default:
Console.WriteLine("Unknown command " + line[0]);
break;
}
}
}
