IronBarcode - System.Drawing.Common 的替代方案
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Iron Software 有一個名為IronDrawing的開源替代方案取代System.Drawing.Common。 要了解有關 IronDrawing 的更多資訊,點擊這裡。
從 .NET 6 開始,System.Drawing.Common 僅在 Windows 上可用。
- 在非 Windows 作業系統中,除非您設定運行時配置開關,否則會丟擲一個
PlatformNotSupportedException。 - 在 .NET 6 中,當引用程式碼編譯給非 Windows 作業系統時,平台分析器會發出編譯時警告。 此外,除非您設定一個配置選項,否則會拋出以下運行時例外:
System.TypeInitializationException : The type initializer for 'Gdip' threw an exception.
---- System.PlatformNotSupportedException : System.Drawing.Common is not supported on non-Windows platforms. See https://aka.ms/systemdrawingnonwindows for more information.
Stack Trace:
at System.Drawing.SafeNativeMethods.Gdip.GdipCreateBitmapFromFile(String filename, IntPtr& bitmap)
/_/src/libraries/System.Drawing.Common/src/System/Drawing/Bitmap.cs(42,0): at System.Drawing.Bitmap..ctor(String filename, Boolean useIcm)
/_/src/libraries/System.Drawing.Common/src/System/Drawing/Bitmap.cs(25,0): at System.Drawing.Bitmap..ctor(String filename)
/_/src/libraries/System.Resources.ResourceManager/tests/ResourceManagerTests.cs(270,0): at System.Resources.Tests.ResourceManagerTests.EnglishImageResourceData()+MoveNext()
/_/src/libraries/System.Linq/src/System/Linq/Select.cs(136,0): at System.Linq.Enumerable.SelectEnumerableIterator`2.MoveNext()
----- Inner Stack Trace -----
/_/src/libraries/System.Drawing.Common/src/System/Drawing/LibraryResolver.cs(31,0): at System.Drawing.LibraryResolver.EnsureRegistered()
/_/src/libraries/System.Drawing.Common/src/System/Drawing/GdiplusNative.Unix.cs(65,0): at System.Drawing.SafeNativeMethods.Gdip.PlatformInitialize()
/_/src/libraries/System.Drawing.Common/src/System/Drawing/Gdiplus.cs(27,0): at System.Drawing.SafeNativeMethods.Gdip..cctor()
臨時解決方法:通過在System.Drawing.EnableUnixSupport運行時配置開關設置為 true,以啟用對非 Windows 平台的支持:
{
"runtimeOptions": {
"configProperties": {
"System.Drawing.EnableUnixSupport": true
}
}
}
此解決方案是 Microsoft 在 .NET 6 中提供的_System.Drawing_支援的當前解決方案: https://docs.microsoft.com/en-us/dotnet/core/compatibility/core-libraries/6.0/system-drawing-common-windows-only
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