Oscore.QrCodes.System.Drawing v1.0.4 — nugetz
Oscore/ Oscore.QrCodes.System.Drawing v1.0.4 ✓ Verified .NET FW4.6.2 .NET 8.0-windows7.0 .NET 9.0-windows7.0 .NET Std2.0
Modern cross-platform QR code generation, rendering and serialization.
Get Started dotnet CLI PackageReference Package Manager
$ dotnet add package Oscore.QrCodes.System.Drawing
Wi-Fi Supports next renderers
Ascii
Base64
SVG
PostScript
PDF
FastPngRenderer - fast but not support all features
Bitmap(.bmp) - fast but not support all features
ImageSharp - powerful, allows many features and export formats
SkiaSharp - powerful, allows many features and export formats
System.Drawing - legacy, only windows, not support all features
Supports helpers for MAUI
QrCodeSource - ImageSource to produce QR code
QrCodeExtension markup extension - Simplifies usage of QrCodeSource
Usage // Base library with all payloads and some renderers(Ascii, Base64, Pdf, FastBitmap, FastPng, SVG, PostScript)
dotnet add package Oscore.QrCodes
// SkiaSharpRenderer(Gif, Jpeg, Png, WebP, Bmp, Ico, Wbmp, Pkm, Ktx, Astc, Dng, Heif, Avif)
dotnet add package Oscore.QrCodes.SkiaSharp
// ImageSharpRenderer(Gif, Jpeg, Png, WebP, Bmp, Pbm, Tga, Tiff)
dotnet add package Oscore.QrCodes.ImageSharp
// SystemDrawingRenderer(Gif, Jpeg, Png, Bmp, Tiff)
dotnet add package Oscore.QrCodes.System.Drawing
// MAUI helpers(QrCodeSource and QrCodeExtension markup extension). Uses SkiaSharpRenderer.
dotnet add package Oscore.QrCodes.Maui
Generate QR code var qrCode = QrCodeGenerator.Generate(
plainText: new Mail(email: "hello@oscore.io").ToString(),
eccLevel: ErrorCorrectionLevel.High);
using var pngBytes = SkiaSharpRenderer.RenderToBytes(
data,
settings: new RendererSettings
{
DarkColor = Color.Red,
});
Generate ImageSource for MAUI xmlns:qr="clr-namespace:QrCodes.Maui;assembly=QrCodes.Maui"
<Image Source="{qr:QrCode 'https://oscore.io/'}" />
Links
Benchmarks You can view the reports for each version here
BenchmarkDotNet v0.13.12, macOS Sonoma 14.2.1 (23C71) [Darwin 23.2.0]
Apple M1 Pro, 1 CPU, 10 logical and 10 physical cores
.NET SDK 8.0.100
[Host] : .NET 8.0.0 (8.0.23.53103), Arm64 RyuJIT AdvSIMD
DefaultJob : .NET 8.0.0 (8.0.23.53103), Arm64 RyuJIT AdvSIMD
Categories=Renderers
Method Mean Ratio Gen0 Gen1 Gen2 Allocated Alloc Ratio SkiaSharpRenderer_Png 1,065.14 μs 1.00 - - - 1.52 KB 1.00 SkiaSharpRenderer_Jpeg 331.18 μs 0.31 1.9531 - - 13.23 KB 8.72 SkiaSharpRenderer_Bmp NA ? NA NA NA NA ? ImageSharpRenderer_Png 417.70 μs 0.40 1.9531 0.4883 - 48.1 KB 31.71 ImageSharpRenderer_Jpeg 297.34 μs 0.28 9.7656 1.4648 0.4883 57.02 KB 37.60 ImageSharpRenderer_Bmp 67.90 μs 0.06 79.2236 44.5557 43.3350 363.08 KB 239.40 FastPngRenderer_ 43.58 μs 0.04 0.8545 - - 5.39 KB 3.56 BitmapRenderer_ 519.42 μs 0.49 219.7266 219.7266 36.1328 368.75 KB 243.15 SvgRenderer_ 41.03 μs 0.04 8.9111 - - 54.95 KB 36.23
Benchmarks with issues:
Benchmarks.SkiaSharpRenderer_Bmp: DefaultJob
Legal information and credits
Disclaimer Although the library includes many things,
we only use and support QrCodes/SkiaSharp/Maui functionality.
Compatibility .NET FW4.6.2
.NET 8.0-windows7.0
.NET 9.0-windows7.0
.NET Std2.0
