ByteScout Screen Capturing SDK - VB.NET - Record Screen Video From Entire Screen - ByteScout

ByteScout Screen Capturing SDK – VB.NET – Record Screen Video From Entire Screen

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How to record screen video from entire screen in VB.NET with ByteScout Screen Capturing SDK

This code in VB.NET shows how to record screen video from entire screen with this how to tutorial

The documentation is designed to help you to implement the features on your side. ByteScout Screen Capturing SDK is the tool for developers who want to add screen capturing in their application. Can record screen into video and into single screenshots. Output formats are WMV, AVI, WebM for video and PNG for screenshots. You can adjust output video size, quality, resolution, framerate, video and audio codecs. Includes special privacy features for blacking out sensitive information on screen. Can also capture video from web camera, can add overlays with text or images. It can record screen video from entire screen in VB.NET.

VB.NET code samples for VB.NET developers help to speed up coding of your application when using ByteScout Screen Capturing SDK. In order to implement the functionality, you should copy and paste this code for VB.NET 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.

Free trial version of ByteScout Screen Capturing SDK is available on our website. Documentation and source code samples are included.

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

Module1.vb
      
Imports System.Threading Imports System.Diagnostics Imports BytescoutScreenCapturingLib ' import bytescout screen capturer 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 Module Module1 Sub Main() ' create capturer class Dim capturer As New Capturer() ' set capturing area to the region type (to capture from given region on the screen) capturer.CapturingType = CaptureAreaType.catScreen ' output video filename capturer.OutputFileName = "EntireScreenCaptured.wmv" ' set output video filename to .WMV or .AVI file ' set width and height of output video capturer.OutputWidth = 640 capturer.OutputHeight = 480 ' // 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 ' uncomment to set Bytescout Lossless Video format output video compression method ' do not forget to set file to .avi format if you use Video Codec Name ' capturer.CurrentVideoCodecName = "Bytescout Lossless" ' uncomment to enable recording of semitransparent or layered windows (Warning: may cause mouse cursor flickering) ' capturer.CaptureTransparentControls = true ' start capturing capturer.Run() '// 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); '// 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 25 seconds...") ' wait for 25 seconds Thread.Sleep(25000) ' stop capturing and flush AVI video file into the disk capturer.Stop() ' Release(Resources) System.Runtime.InteropServices.Marshal.ReleaseComObject(capturer) capturer = Nothing Console.WriteLine("Done.") ' open the output video Process.Start("EntireScreenCaptured.wmv") End Sub End Module

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