static void Main()
{
Directory.SetCurrentDirectory(AppDomain.CurrentDomain.BaseDirectory);
Environment.SetEnvironmentVariable("PATH", Environment.GetEnvironmentVariable("PATH") + ";runtimes/win10-x64/"); //only needed if projects are directly referenced
//var reader = new CameraCapture(0); //capture from camera
var reader = new FileCapture(Path.Combine(getResourceDir(), "Welcome.mp4"));
reader.Open();
var writer = new VideoWriter(@"output.avi", reader.FrameSize, /*reader.FrameRate does not work Cameras*/ 30); //TODO: bug: FPS does not work for cameras
writer.Open();
Bgr <byte>[,] frame = null;
do
{
reader.ReadTo(ref frame);
if (frame == null)
{
break;
}
using (var uFrame = frame.Lock())
{ writer.Write(uFrame); }
frame.Show(autoSize: true);
}while (!(Console.KeyAvailable && Console.ReadKey(true).Key == ConsoleKey.Escape));
reader.Dispose();
writer.Dispose();
ImageUI.CloseAll();
}
static void Main()
{
Directory.SetCurrentDirectory(AppDomain.CurrentDomain.BaseDirectory);
Environment.SetEnvironmentVariable("PATH", Environment.GetEnvironmentVariable("PATH") + ";runtimes/win10-x64/"); //only needed if projects are directly referenced
Console.WriteLine("Press ESC to stop playing");
//var reader = new CameraCapture(0); //capture from camera
//(reader as CameraCapture).FrameSize = new Size(640, 480);
var reader = new FileCapture(Path.Combine(getResourceDir(), "Welcome.mp4")); //capture from video
//var reader = new ImageDirectoryCapture(Path.Combine(getResourceDir(), "Sequence"), "*.jpg");
reader.Open();
Bgr <byte>[,] frame = null;
do
{
reader.ReadTo(ref frame);
if (frame == null)
{
break;
}
frame.Show(autoSize: true);
}while (!(Console.KeyAvailable && Console.ReadKey(true).Key == ConsoleKey.Escape));
reader.Dispose();
ImageUI.CloseAll();
}
private static void extractVideo(string fileName)
{
//get output dir (same as file name and in the same folder as video)
var fileInfo = new FileInfo(fileName);
var fileNameNoExt = fileInfo.Name.Replace(fileInfo.Extension, String.Empty);
string outputDir = Path.Combine(fileInfo.DirectoryName, fileNameNoExt);
//open video
var reader = new FileCapture(fileName);
reader.Open();
reader.SaveFrames(outputDir, "{0}.jpg", p => Console.Write($"\rExtracting: {(int)(p * 100)} %"));
ImageUI.CloseAll();
}
public static void Main()
{
Directory.SetCurrentDirectory(AppDomain.CurrentDomain.BaseDirectory);
Environment.SetEnvironmentVariable("PATH", Environment.GetEnvironmentVariable("PATH") + ";runtimes/win10-x64/"); //only needed if projects are directly referenced
var sourceName = String.Empty;
//video over pipe (direct link and Youtube) (do not support seek)
//var pipeName = new Uri("http://trailers.divx.com/divx_prod/divx_plus_hd_showcase/BigBuckBunny_DivX_HD720p_ASP.divx").NamedPipeFromVideoUri(); //web-video
var pipeName = new Uri("https://www.youtube.com/watch?v=Vpg9yizPP_g").NamedPipeFromYoutubeUri(); //Youtube
sourceName = String.Format(@"\\.\pipe\{0}", pipeName);
//video http link (Supports seek)
//sourceName = "http://clips.vorwaerts-gmbh.de/big_buck_bunny.mp4";
//---------------------------------------------
ImageStreamReader reader = new FileCapture(sourceName);
reader.Open();
//seek if you can
if(reader.CanSeek)
reader.Seek((int)(reader.Length * 0.25), System.IO.SeekOrigin.Begin);
//read video frames
Bgr<byte>[,] frame = null;
while(true)
{
reader.ReadTo(ref frame);
if (frame == null)
break;
frame.Show(autoSize: false);
Console.Write($"\r Received: {reader.Position * 100 / reader.Length}%");
}
Console.WriteLine("The end.");
//---------------------------------------------------------------------------
ImageUI.CloseAll();
Console.WriteLine("Downloading video...");
string fileExtension;
var downloadPipeName = new Uri("https://www.youtube.com/watch?v=Vpg9yizPP_g").NamedPipeFromYoutubeUri(out fileExtension); //Youtube
downloadPipeName.SaveNamedPipeStream("out" + fileExtension);
Console.WriteLine("Video saved.");
Process.Start("out" + fileExtension); //open local file
}
static void Main()
{
Directory.SetCurrentDirectory(AppDomain.CurrentDomain.BaseDirectory);
Environment.SetEnvironmentVariable("PATH", Environment.GetEnvironmentVariable("PATH") + ";runtimes/win10-x64/"); //only needed if projects are directly referenced
Console.WriteLine("Press ESC to stop playing");
List <CameraCapture> captures = new List <CameraCapture>();
var cameraCount = CameraCapture.CameraCount;
if (cameraCount == 0)
{
Console.WriteLine("No camera device is present.");
return;
}
//initialize
for (int camIdx = 0; camIdx < cameraCount; camIdx++)
{
var cap = new CameraCapture(camIdx);
cap.Open();
captures.Add(cap);
}
//grab frames
Bgr <byte>[][,] frames = new Bgr <byte> [cameraCount][, ];
do
{
for (int camIdx = 0; camIdx < cameraCount; camIdx++)
{
captures[camIdx].ReadTo(ref frames[camIdx]);
if (frames[camIdx] == null)
{
break;
}
frames[camIdx].Show(String.Format("Camera {0}", camIdx), autoSize: true);
}
}while (!(Console.KeyAvailable && Console.ReadKey(true).Key == ConsoleKey.Escape));
//dispose
captures.ForEach(x => x.Dispose());
ImageUI.CloseAll();
}
