What is Sobel edge detection?

Sobel is a convolution algorithm that detects edges in images by calculating brightness gradients — perfect for creating sketch effects.

Can I get a colour pop-art result?

Yes. The pop-art mode keeps hue but posterises colours for a bold graphic effect.

No. All processing uses Canvas API directly in your browser.

Transform any photo into a pencil sketch or stylised drawing using browser-side Canvas pixel manipulation. No upload needed.

Image metadata includes technical details stored inside a file, such as dimensions, timestamps, camera information, and EXIF values.

Apply a pencil sketch or Pop Art effect to any photo using Sobel edge detection and Canvas pixel filters.

Photo to Sketch / Edge Detection is designed to be simple: upload the source file, start the conversion, and download the result when it is ready.

What is Sobel edge detection?: Sobel is a convolution algorithm that detects edges in images by calculating brightness gradients — perfect for creating sketch effects.
Can I get a colour pop-art result?: Yes. The pop-art mode keeps hue but posterises colours for a bold graphic effect.
Is the image uploaded?: No. All processing uses Canvas API directly in your browser.