無需上傳瀏覽器內處理 3 Styles

Photo to Line Art

Turn photos into line drawings, pencil sketches, and clean outlines with adjustable detail, right in your browser.

Line Art Settings

Style

Detail

Line Strength

Threshold

Background

Output Format

品質

Turn a Photo into Line Art Online

Convert any photo into a clean line drawing in seconds. Pick an ink sketch for bold lines, a pencil style for soft shading, or a pure outline that keeps only the edges.

All processing runs locally with the HTML5 Canvas API. Your photos never leave your device.

Three Drawing Styles

Ink sketch (XDoG), pencil sketch, and Sobel outline — switch styles and compare results instantly.

Adjustable Detail and Strength

Control how much detail survives, how dark the lines get, and where the edge threshold sits.

Transparent Background Option

Export line art with a transparent background as PNG for logos, stickers, and coloring pages.

How to Use

Upload one or more photos.

Choose a style and tune the sliders.

Click "Convert to Line Art" to render.

Download results individually or as ZIP.

Frequently Asked Questions

Ink Sketch keeps bold contrast lines (XDoG), Pencil produces soft graphite-like shading, and Outline keeps only clean edges from the Sobel operator.

Photos with clear subjects and even lighting convert best. Very noisy or low-contrast images may need a lower Detail setting to smooth out speckle.

Yes. Pick the Transparent background option and export as PNG. The white areas become transparent while the lines stay black.

Yes, all processing happens in your browser using the Canvas API. No images are uploaded to any server.

最後更新: 2026年9月19日