FAQ

Common questions about StackBlur Canvas Converter.

What is StackBlur?

StackBlur is a fast Gaussian blur algorithm that produces a smooth, high-quality blur effect while being efficient for real-time applications.

Can I use this with a canvas element?

Yes. Paste the canvas data URL or upload an image file, and the tool will apply the blur and return a base64 string.

Is my image uploaded to a server?

No. All processing happens locally in your browser using JavaScript, so your images never leave your device.

What formats are supported?

You can export the blurred image as PNG or JPEG, both as base64 encoded strings.