root.ps1
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# make sure all required assemblies are loaded BEFORE any class definitions use them: try { Add-Type -AssemblyName System.Runtime.WindowsRuntime # WinRT assemblies are loaded indirectly: $null = [Windows.Storage.StorageFile, Windows.Storage, ContentType = WindowsRuntime] $null = [Windows.Media.Ocr.OcrEngine, Windows.Foundation, ContentType = WindowsRuntime] $null = [Windows.Foundation.IAsyncOperation`1, Windows.Foundation, ContentType = WindowsRuntime] $null = [Windows.Graphics.Imaging.SoftwareBitmap, Windows.Foundation, ContentType = WindowsRuntime] $null = [Windows.Storage.Streams.RandomAccessStream, Windows.Storage.Streams, ContentType = WindowsRuntime] $null = [WindowsRuntimeSystemExtensions] # some WinRT assemblies such as [Windows.Globalization.Language] are loaded indirectly by returning # the object types: $null = [Windows.Media.Ocr.OcrEngine]::AvailableRecognizerLanguages } catch { throw 'OCR requires Windows 10 and Windows PowerShell. You cannot use this module in PowerShell 7' } # define the class only AFTER all types have been loaded . "$PSScriptRoot\Convert-PsoImageToText.ps1" |