Og image generation middleware for .net core with built in caching
Available on nuget package manager Nuget package
.net CLI: dotnet add package OgImgGen --version 1.0.1
Query the required og image:
https://localhost:5001/ogimg.png?topText=Hello%20World&bottomText=Dynamically%20generated%20png%20og%20image
Enjoy the result:
Register in the Configure method
app.UseResponseCaching();
app.UseOgImgGen("/ogImg.png", "default-image.png", "font-you-want-to-use.ttf");UseOgImgGen accepts 3 properties
- path, the URL to listen to
- defaultImage location, the location for an existing image
- font file location, the font to render on image
| query option | default value | description | type |
|---|---|---|---|
| topText | first line of the text | string? | |
| bottomText | second line of the text | string? | |
| theme | dark | defines the background and text color | "dark"|"light" |
| image | defaultImage from the UseOgImgGen method | a relative path to the image file | string? |