Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

How to use RecordLoop method of FlaUI.Core.Capturing.VideoRecorder class

Best FlaUI code snippet using FlaUI.Core.Capturing.VideoRecorder.RecordLoop

VideoRecorder.cs

Source:VideoRecorder.cs

...46        /// <summary>47        /// The time since the recording started.48        /// </summary>49        public TimeSpan RecordTimeSpan => DateTime.UtcNow - _recordStartTime;50        private async Task RecordLoop()51        {52            var frameInterval = TimeSpan.FromSeconds(1.0 / _settings.FrameRate);53            var sw = Stopwatch.StartNew();54            var frameCount = 0;55            var totalMissedFrames = 0;56            while (_shouldRecord)57            {58                var timestamp = DateTime.UtcNow;59                if (frameCount > 0)60                {61                    var requiredFrames = (int)Math.Floor(sw.Elapsed.TotalSeconds * _settings.FrameRate);62                    var diff = requiredFrames - frameCount;63                    if (diff >= 5)64                    {65                        Logger.Default.Warn($"Adding many ({diff}) missing frame(s) to \"{Path.GetFileName(TargetVideoPath)}\".");66                    }67                    for (var i = 0; i < diff; ++i)68                    {69                        _frames.Add(ImageData.RepeatImage);70                        ++frameCount;71                        ++totalMissedFrames;72                    }73                }74                using (var img = _captureMethod(this))75                {76                    var image = new ImageData77                    {78                        Data = BitmapToByteArray(img.Bitmap),79                        Width = img.Bitmap.Width,80                        Height = img.Bitmap.Height81                    };82                    _frames.Add(image);83                    ++frameCount;84                }85                var timeTillNextFrame = timestamp + frameInterval - DateTime.UtcNow;86                if (timeTillNextFrame > TimeSpan.Zero)87                {88                    await Task.Delay(timeTillNextFrame);89                }90            }91            if (totalMissedFrames > 0)92            {93                Logger.Default.Warn($"Totally added {totalMissedFrames} missing frame(s) to \"{Path.GetFileName(TargetVideoPath)}\".");94            }95        }96        private void WriteLoop()97        {98            var videoPipeName = $"flaui-capture-{Guid.NewGuid()}";99            var ffmpegIn = new NamedPipeServerStream(videoPipeName, PipeDirection.Out, 1, PipeTransmissionMode.Byte, PipeOptions.Asynchronous, 10000, 10000);100            const string pipePrefix = @"\\.\pipe\";101            Process ffmpegProcess = null;102            var isFirstFrame = true;103            ImageData lastImage = null;104            while (!_frames.IsCompleted)105            {106                _frames.TryTake(out var img, -1);107                if (img == null)108                {109                    // Happens when the queue is marked as completed110                    continue;111                }112                if (isFirstFrame)113                {114                    isFirstFrame = false;115                    Directory.CreateDirectory(new FileInfo(TargetVideoPath).Directory.FullName);116                    var videoInFormat = _settings.UseCompressedImages ? "" : "-f rawvideo"; // Used when sending raw bitmaps to the pipe117                    var videoInArgs = $"-framerate {_settings.FrameRate} {videoInFormat} -pix_fmt rgb32 -video_size {img.Width}x{img.Height} -i {pipePrefix}{videoPipeName}";118                    var videouOutCodec = _settings.VideoFormat == VideoFormat.x264119                        ? $"-c:v libx264 -crf {_settings.VideoQuality} -pix_fmt yuv420p -preset ultrafast"120                        : $"-c:v libxvid -qscale:v {_settings.VideoQuality}";121                    var videoOutArgs = $"{videouOutCodec} -r {_settings.FrameRate} -vf \"scale={img.Width.Even()}:{img.Height.Even()}\"";122                    ffmpegProcess = StartFFMpeg(_settings.ffmpegPath, $"-y -hide_banner -loglevel warning {videoInArgs} {videoOutArgs} \"{TargetVideoPath}\"");123                    ffmpegIn.WaitForConnection();124                }125                if (img.IsRepeatFrame)126                {127                    // Repeat the last frame128                    ffmpegIn.WriteAsync(lastImage.Data, 0, lastImage.Data.Length);129                }130                else131                {132                    // Write the received frame and save it as last image133                    ffmpegIn.WriteAsync(img.Data, 0, img.Data.Length);134                    if (lastImage != null)135                    {136                        lastImage.Dispose();137                        lastImage = null;138                        GC.Collect();139                    }140                    lastImage = img;141                }142            }143            ffmpegIn.Flush();144            ffmpegIn.Close();145            ffmpegIn.Dispose();146            ffmpegProcess?.WaitForExit();147        }148        /// <summary>149        /// Starts recording.150        /// </summary>151        private void Start()152        {153            _shouldRecord = true;154            _recordStartTime = DateTime.UtcNow;155            _recordTask = Task.Factory.StartNew(async () => await RecordLoop(), TaskCreationOptions.LongRunning);156            _writeTask = Task.Factory.StartNew(WriteLoop, TaskCreationOptions.LongRunning);157        }158        /// <summary>159        /// Stops recording and finishes the video file.160        /// </summary>161        public void Stop()162        {163            if (_recordTask != null)164            {165                _shouldRecord = false;166                _recordTask.Wait();167                _recordTask = null;168            }169            _frames.CompleteAdding();...

RecordLoop

Using AI Code Generation

1using System;2using System.Collections.Generic;3using System.Linq;4using System.Text;5using System.Threading.Tasks;6using FlaUI.Core.Capturing;7using FlaUI.Core.Definitions;8using FlaUI.Core.Input;9using FlaUI.Core.Tools;10using FlaUI.UIA3;11using System.Drawing;12using System.Drawing.Imaging;13using System.IO;14using System.Threading;15using System.Diagnostics;16using FlaUI.Core.AutomationElements;17using FlaUI.Core;18using FlaUI.Core.WindowsAPI;19using FlaUI.Core.WindowsAPI;20{21    {22        static void Main(string[] args)23        {24            using (var automation = new UIA3Automation())25            {26                var app = FlaUI.Core.Application.Launch("notepad.exe");27                var window = app.GetMainWindow(automation);28                window.SetForeground();29                var recorder = new VideoRecorder();30                recorder.RecordLoop(window, 5, "C:\\Users\\Public\\Videos\\TestVideo");31            }32        }33    }34}35using System;36using System.Collections.Generic;37using System.Linq;38using System.Text;39using System.Threading.Tasks;40using FlaUI.Core.Capturing;41using FlaUI.Core.Definitions;42using FlaUI.Core.Input;43using FlaUI.Core.Tools;44using FlaUI.UIA3;45using System.Drawing;46using System.Drawing.Imaging;47using System.IO;48using System.Threading;49using System.Diagnostics;50using FlaUI.Core.AutomationElements;51using FlaUI.Core;52using FlaUI.Core.WindowsAPI;53using FlaUI.Core.WindowsAPI;54{55    {56        static void Main(string[] args)57        {58            using (var automation = new UIA3Automation())59            {60                var app = FlaUI.Core.Application.Launch("notepad.exe");61                var window = app.GetMainWindow(automation);62                window.SetForeground();63                var recorder = new VideoRecorder();64                recorder.RecordToFile(window, "C:\\Users\\Public\\Videos\\TestVideo");65            }66        }67    }68}69using System;70using System.Collections.Generic;71using System.Linq;72using System.Text;73using System.Threading.Tasks;74using FlaUI.Core.Capturing;75using FlaUI.Core.Definitions;

RecordLoop

Using AI Code Generation

1using System;2using System.Diagnostics;3using System.IO;4using System.Threading;5using FlaUI.Core;6using FlaUI.Core.Capturing;7using FlaUI.Core.Input;8{9    {10        static void Main(string[] args)11        {12            var app = Application.Launch(@"C:\Windows\System32\calc.exe");13            var window = app.GetMainWindow(new TimeSpan(0, 0, 30));14            var recorder = new VideoRecorder(window);15            recorder.StartRecording();16            Thread.Sleep(5000);17            recorder.StopRecording();18            var path = Path.Combine(@"C:\Users\Public\Videos\FlaUI", "test.avi");19            recorder.SaveVideo(path);20        }21    }22}

RecordLoop

Using AI Code Generation

1using FlaUI.Core.Capturing;2using System;3using System.Diagnostics;4using System.IO;5using System.Threading;6{7    {8        static void Main(string[] args)9        {10            var recorder = new VideoRecorder();11            var videoPath = Path.Combine(Directory.GetCurrentDirectory(), "video.avi");12            recorder.RecordLoop(videoPath, TimeSpan.FromSeconds(10), () =>13            {14                Process.Start("notepad.exe");15                Thread.Sleep(1000);16                Process.Start("calc.exe");17                Thread.Sleep(1000);18            });19        }20    }21}22using FlaUI.Core.Capturing;23using System;24using System.Diagnostics;25using System.IO;26using System.Threading;27{28    {29        static void Main(string[] args)30        {31            var recorder = new VideoRecorder();32            var videoPath = Path.Combine(Directory.GetCurrentDirectory(), "video.avi");33            recorder.Record(videoPath, TimeSpan.FromSeconds(10), () =>34            {35                Process.Start("notepad.exe");36                Thread.Sleep(1000);37                Process.Start("calc.exe");38                Thread.Sleep(1000);39            });40        }41    }42}43using FlaUI.Core.Capturing;44using System;45using System.Diagnostics;46using System.IO;47using System.Threading;48{49    {50        static void Main(string[] args)51        {52            var recorder = new VideoRecorder();53            var videoPath = Path.Combine(Directory.GetCurrentDirectory(), "video.avi");54            recorder.Record(videoPath, TimeSpan.FromSeconds(10), () =>55            {56                Process.Start("notepad.exe");57                Thread.Sleep(1000);58                Process.Start("calc.exe");59                Thread.Sleep(1000);60            });61        }62    }63}64using FlaUI.Core.Capturing;65using System;66using System.Diagnostics;67using System.IO;68using System.Threading;69{70    {71        static void Main(string[] args)72        {73            var recorder = new VideoRecorder();74            var videoPath = Path.Combine(Directory.GetCurrentDirectory(), "video.avi");

RecordLoop

Using AI Code Generation

1using FlaUI.Core.Capturing;2using FlaUI.Core.Definitions;3using FlaUI.Core.Tools;4using FlaUI.UIA3;5using System;6using System.IO;7using System.Threading;8using System.Windows.Forms;9{10    {11        static void Main(string[] args)12        {13            var automation = new UIA3Automation();14            var desktop = automation.GetDesktop();15            var desktopHandle = desktop.Properties.NativeWindowHandle.Value;16            var window = automation.FromHandle(desktopHandle);17            var windowRectangle = window.BoundingRectangle;18            var rectangle = new FlaUI.Core.Shapes.Rectangle(windowRectangle.X, windowRectangle.Y, windowRectangle.Width, windowRectangle.Height);19            {20                OutputPath = Path.Combine(Environment.CurrentDirectory, "output.avi")21            };22            var recorder = new VideoRecorder(automation, settings);23            recorder.RecordLoop();24            recorder.Stop();25            Environment.Exit(0);26        }27    }28}

RecordLoop

Using AI Code Generation

1using FlaUI.Core.Capturing;2using FlaUI.Core.Definitions;3using FlaUI.Core.Tools;4using FlaUI.UIA3;5using System;6using System.Collections.Generic;7using System.Text;8{9    {10        static void Main(string[] args)11        {12            var automation = new UIA3Automation();13            var desktopWindow = automation.GetDesktopWindow();14            var window = desktopWindow.FindFirstChild(cf => cf.ByName("Untitled - Notepad").And(cf.ByControlType(ControlType.Window)));15            var recorder = new VideoRecorder();16            recorder.StartRecording();17            recorder.RecordLoop(window);18            recorder.StopRecording();19            recorder.SaveVideo("VideoRecording.mp4");20        }21    }22}

RecordLoop

Using AI Code Generation

1using FlaUI.Core.Capturing;2using System;3using System.Threading;4{5    {6        static void Main(string[] args)7        {8            VideoRecorder recorder = new VideoRecorder();9            recorder.StartRecording();10            Thread.Sleep(5000);11            recorder.StopRecording();12            recorder.SaveRecording("recording.avi");13        }14    }15}16using FlaUI.Core.Capturing;17using System;18using System.Threading;19{20    {21        static void Main(string[] args)22        {23            VideoRecorder recorder = new VideoRecorder();24            recorder.Record("recording.avi", 5000);25        }26    }27}28using FlaUI.Core.Capturing;29using System;30using System.Threading;31{32    {33        static void Main(string[] args)34        {35            VideoRecorder recorder = new VideoRecorder();36            recorder.Record("recording.avi", TimeSpan.FromSeconds(5));37        }38    }39}40using FlaUI.Core.Capturing;41using System;42using System.Threading;43{44    {45        static void Main(string[] args)46        {47            VideoRecorder recorder = new VideoRecorder();48            recorder.Record("recording.avi", TimeSpan.FromSeconds(5), null, 100);49        }50    }51}

RecordLoop

Using AI Code Generation

1using System;2using System.Diagnostics;3using System.IO;4using System.Threading;5using FlaUI.Core;6using FlaUI.Core.Capturing;7using FlaUI.Core.Input;8using FlaUI.Core.WindowsAPI;9using FlaUI.UIA3;10{11    {12        static void Main(string[] args)13        {14            Process.Start("notepad.exe");15            var app = Application.Attach("notepad");16            var automation = new UIA3Automation();17            var mainWindow = app.GetMainWindow(automation);18            var recorder = new VideoRecorder();19            var recordThread = new Thread(() => RecordLoop(recorder, mainWindow));20            recordThread.Start();21            var keyboard = new Keyboard();22            keyboard.Type("Hello World!");23            keyboard.Press(VirtualKeyShort.ENTER);24            keyboard.Type("This is a test!");25            keyboard.Press(VirtualKeyShort.ENTER);26            keyboard.Type("This is a test of the FlaUI Recorder!");27            keyboard.Press(VirtualKeyShort.ENTER);28            keyboard.Type("This is a test of the FlaUI Recorder!");29            keyboard.Press(VirtualKeyShort.ENTER);30            keyboard.Type("This is a test of the FlaUI Recorder!");31            keyboard.Press(VirtualKeyShort.ENTER);32            keyboard.Type("This is a test of the FlaUI Recorder!");33            keyboard.Press(VirtualKeyShort.ENTER);34            recorder.Stop();35            recordThread.Join();36            mainWindow.Close();37            app.WaitWhileMainHandleIsMissing();38            Console.WriteLine("Press any key to exit.");39            Console.ReadKey();40        }41        static void RecordLoop(VideoRecorder recorder, Window mainWindow)42        {43            var recordThread = new Thread(() => recorder.Record(mainWindow));44            recordThread.Start();

RecordLoop

Using AI Code Generation

1var videoRecorder = new VideoRecorder();2videoRecorder.RecordLoop(5, 1000, "C:\\Users\\Public\\Videos\\video.avi");3var videoRecorder = new VideoRecorder();4videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");5var videoRecorder = new VideoRecorder();6videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");7var videoRecorder = new VideoRecorder();8videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");9var videoRecorder = new VideoRecorder();10videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");11var videoRecorder = new VideoRecorder();12videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");13var videoRecorder = new VideoRecorder();14videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");15var videoRecorder = new VideoRecorder();16videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");17var videoRecorder = new VideoRecorder();18videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");19var videoRecorder = new VideoRecorder();20videoRecorder.Record(5000, "C:\\Users\\Public\\Videos\\video.avi");

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.