Public/Start-ActiveWindowCapture.ps1
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<#
.SYNOPSIS Capture the active window .DESCRIPTION Capture the active window .PARAMETER Milliseconds Milliseconds between screenshot .PARAMETER ImageType Image type to capture .EXAMPLE Start-ActiveWindowCapture .EXAMPLE Start-ActiveWindowCapture -Milliseconds 500 -ImageType jpeg .NOTES This was borrowed from Boe Prox in his Take-ScreenShot PowerShell Function This function has used some of Boe Prox's Take-ScreenShot PowerShell function Name: Take-ScreenShot Author: Boe Prox DateCreated: 07/25/2010 Modified Author: Josh Rickard (MSAdministrator) Modified Date: 07/07/2018 #> function Start-ActiveWindowCapture { [CmdletBinding(DefaultParameterSetName = 'Parameter Set 1', SupportsShouldProcess = $true, PositionalBinding = $false, HelpUri = '', ConfirmImpact = 'Medium')] Param ( # Milliseconds between screenshot [Parameter( Mandatory = $false, ValueFromPipelineByPropertyName = $true)] [int]$Milliseconds = '1000', # Image type to capture [Parameter( Mandatory = $False, ValueFromPipelineByPropertyName = $False)] [ValidateSet('jpeg', 'png')] [string]$ImageType = 'png' ) Write-Verbose -Message 'Starting Active Window Capture' try { Write-Debug -Message 'Getting ScreenCapture Class' $ScreenCaptureObject = Import-ScreenCaptureClass -ErrorAction Stop } catch { Write-Error -ErrorRecord $Error[0] } $varCount = 1 try { if ($pscmdlet.ShouldProcess("Active Window", "Capturing")) { while ($true) { Start-Sleep -Milliseconds $Milliseconds Write-Verbose "Taking screenshot of the active window" Write-Verbose -Message 'Saving screenshots of the active window' $TempFileLocation = "$env:TEMP\CaptureIT\ScreenCapture$varCount.$ImageType" Write-Verbose -Message "Creating temporary screenshot: $TempFileLocation" New-Item -Path $TempFileLocation -Force | Out-Null Write-Verbose "Creating activewindow file: $TempFileLocation" $ScreenCaptureObject.CaptureActiveWindowToFile($TempFileLocation, $ImageType) Write-Debug -Message 'Incremeting varCount by 1' $varCount++ } } } catch { Write-Error -ErrorRecord $Error[0] exit -1 } Write-Verbose -Message 'Captured Active Window successfully' Write-Output $true } |