ByteScout Screen Capturing SDK - C# - Use Low FPS and Min File Size for Video - ByteScout

ByteScout Screen Capturing SDK – C# – Use Low FPS and Min File Size for Video

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How to use low FPS and min file size for video in C# with ByteScout Screen Capturing SDK

Tutorial on how to use low FPS and min file size for video in C#

These source code samples are listed and grouped by their programming language and functions they use. ByteScout Screen Capturing SDK is the screen video recording SDK helps in quick implementation of screen video recording. WMV, AVI, WebM output options are available with adjustable quality, video size, framerate and video and audio codec. Includes special features like live multiple blacking out of selected areas, recording from web cam as main source and as overlay, optional watermarks for output video and you can use it to use low FPS and min file size for video with C#.

The SDK samples like this one below explain how to quickly make your application do use low FPS and min file size for video in C# with the help of ByteScout Screen Capturing SDK. In order to implement the functionality, you should copy and paste this code for C# below into your code editor with your app, compile and run your application. Detailed tutorials and documentation are available along with installed ByteScout Screen Capturing SDK if you’d like to dive deeper into the topic and the details of the API.

Trial version of ByteScout Screen Capturing SDK can be downloaded for free from our website. It also includes source code samples for C# and other programming languages.

Try ByteScout Screen Capturing SDK today:  60 Day Free Trial (on-premise) or  Web API (on-demand version)

Program.cs
      
using System; using System.Collections.Generic; using System.Text; using System.Threading; using System.Diagnostics; using System.Drawing; using BytescoutScreenCapturingLib; // import bytescout screen capturing activex object // NOTE: if you are getting error like "invalid image" related to loading the SDK's dll then // try to do the following: // 1) remove the reference to the SDK by View - Solution Explorer // then click on References, select Bytescout... reference name and right-click it and select Remove // 2) To re-add click on the menu: Project - Add Reference // 3) In "Add Reference" dialog switch to "COM" tab and find Bytescout... // 4) Select it and click "Add" // 5) Recompile the application // Note: if you need to run on both x64 and x86 then please make sure you have set "Embed Interop Types" to True for this reference namespace SimpleCaptureCSharp { class Program { static void Main(string[] args) { Capturer capturer = new Capturer(); // create new screen capturer object capturer.CapturingType = CaptureAreaType.catScreen; // set capturing area type to catScreen to capture whole screen capturer.OutputFileName = "LowFPS.wmv"; // set output video filename to .WMV or .AVI file // set WMV video codec to Windows Media Video 9 Screen that gives best quality/size ratio when recording from screen capturer.CurrentWMVVideoCodecName = "Windows Media Video 9 Screen"; // disable audio so we will have a video only (and the lowest wmv file size as possible: about 20 kb per 1 second, about 70 mb per 1 hour capturer.AudioEnabled = false; // set FPS to 0.5 fps (1 frame per every 2 seconds) // you may also want to set to 1 fps (1 frame per 1 second or higher) capturer.FPS = 0.50f; // WMV and WEBM output use WMVVideoBitrate property to control output video bitrate // so try to increase it by x2 or x3 times if you think the output video are you are getting is laggy // capturer.WMVVideoBitrate = capturer.WMVVideoBitrate * 2; // set output video width and height capturer.OutputWidth = 640; capturer.OutputHeight = 480; // set the text overlay with autochanging time stamp macros to indicate playing time and current date time capturer.OverlayingRedTextCaption = "Recording: {RUNNINGMIN}:{RUNNINGSEC}:{RUNNINGMSEC} on {CURRENTYEAR}-{CURRENTMONTH}-{CURRENTDAY} at {CURRENTHOUR}:{CURRENTMIN}:{CURRENTSEC}:{CURRENTMSEC}"; // uncomment to enable recording of semitransparent or layered windows (Warning: may cause mouse cursor flickering) // capturer.CaptureTransparentControls = true; // set border around captured area if we are not capturing entire screen if ( capturer.CapturingType != CaptureAreaType.catScreen && capturer.CapturingType != CaptureAreaType.catWebcamFullScreen ) { // set border style capturer.CaptureAreaBorderType = CaptureAreaBorderType.cabtDashed; capturer.CaptureAreaBorderColor = (uint)ColorTranslator.ToOle(Color.Red); } capturer.Run(); // run screen video capturing // IMPORTANT: if you want to check for some code if need to stop the recording then make sure you are // using Thread.Sleep(1) inside the checking loop, so you have the loop like // Do { // Thread.Sleep(1) // } // While(StopButtonNotClicked); Console.WriteLine("Capturing entire screen for 5 seconds..."); Thread.Sleep(5000); // wait for 5 seconds capturer.Stop(); // stop video capturing // Release resources System.Runtime.InteropServices.Marshal.ReleaseComObject(capturer); capturer = null; Console.WriteLine("Done"); Process.Start("LowFPS.wmv"); } } }

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