internal static void Main()
{
// The exit code of the sample application.
int exitCode = 0;
// Check if VideoWriter is supported and all required DLLs are available.
if (!VideoWriter.IsSupported)
{
Console.WriteLine("VideoWriter is not supported at the moment. Please install the pylon Supplementary Package for MPEG-4 which is available on the Basler website.");
// Return with error code 1.
Environment.Exit(1);
}
try
{
// Create a camera object that selects the first camera device found.
// More constructors are available for selecting a specific camera device.
using (Camera camera = new Camera())
{
// Open the connection to the camera device.
camera.Open();
// Print the model name of the camera.
Console.WriteLine("Using camera {0}.", camera.CameraInfo[CameraInfoKey.ModelName]);
// Optional: Depending on your camera or computer, you may not be able to save
// a video without losing frames. Therefore, we limit the resolution:
camera.Parameters[PLCamera.Width].SetValue(640, IntegerValueCorrection.Nearest);
camera.Parameters[PLCamera.Height].SetValue(480, IntegerValueCorrection.Nearest);
camera.Parameters[PLCamera.PixelFormat].TrySetValue(PLCamera.PixelFormat.Mono8);
// We also increase the number of memory buffers to be used while grabbing.
camera.Parameters[PLCameraInstance.MaxNumBuffer].SetValue(20);
// Create and open the VideoWriter.
using (VideoWriter writer = new VideoWriter())
{
// Set a quality of 90 for the video (value range is 1 to 100).
writer.Parameters[PLVideoWriter.Quality].SetValue(90);
// This will create a compressed video file.
writer.Create(videoFilename, 25, camera);
// Start grabbing.
camera.StreamGrabber.Start(countOfImagesToGrab);
Console.WriteLine("Please wait. Images are being grabbed.");
while (camera.StreamGrabber.IsGrabbing)
{
// Wait for an image and then retrieve it. A timeout of 5000 ms is used.
IGrabResult grabResult = camera.StreamGrabber.RetrieveResult(5000, TimeoutHandling.ThrowException);
using (grabResult)
{
// Image grabbed successfully?
if (grabResult.GrabSucceeded)
{
// Write the image to the video file.
writer.Write(grabResult);
}
else
{
Console.WriteLine("Error: {0} {1}", grabResult.ErrorCode, grabResult.ErrorDescription);
}
}
}
// Stop grabbing.
camera.StreamGrabber.Stop();
// Close the video file.
writer.Close();
}
// Close the connection to the camera device.
camera.Close();
}
}
catch (Exception e)
{
// Error handling.
Console.Error.WriteLine("Exception: {0}", e.Message);
exitCode = 1;
}
finally
{
// Comment the following two lines to disable waiting on exit.
Console.Error.WriteLine("\nPress enter to exit.");
Console.ReadLine();
}
Environment.Exit(exitCode);
}
