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Home/Pixelate Video/
GitHub FeedbackDocsAbout

Browser video tool

Pixelate Video

Local processingMediabunnyNo upload

Add a pixelated mosaic area to a video in the browser. Hide faces, license plates, usernames, or sensitive details and export MP4 without uploading.

Source video
Choose a file
Drop a file here, or click to choose one.
0:00.0 / 0:00.0

Choose a video, then position the privacy area.

1 area
How it works

Choose a video, place one rectangular mosaic area over the preview, then ArtPlayer renders the pixelated region into a new MP4 locally.

Manual privacy area
Move and resize one rectangular region for faces, plates, names, screens, or other sensitive details.
Mosaic effect
The selected area is downscaled and enlarged frame by frame for a clear pixelated censor effect.
Local workflow
The video is processed in your browser with Mediabunny, WebCodecs, and canvas rendering.

How it works

Three steps to finish the browser workflow.

  1. 1

    Upload Your File

    Choose the source file for Pixelate Video from your device.

  2. 2

    Adjust Settings

    Review the preview and tune the options for the result you want.

  3. 3

    Preview and Download

    Check the finished result, then download the exported file.

Everything you need

Core details about privacy, browser support, output, and practical limits before you start.

Manual privacy area

Move and resize one rectangular region for faces, plates, names, screens, or other sensitive details.

Mosaic effect

The selected area is downscaled and enlarged frame by frame for a clear pixelated censor effect.

Local workflow

The video is processed in your browser with Mediabunny, WebCodecs, and canvas rendering.

Frequently asked questions

Find quick answers about privacy, browser support, exports, and what to try when a file is heavy.

Are files uploaded for this tool?

This browser tool processes the selected media locally on this device. The file is not uploaded to ArtPlayer servers for this workflow.

Will the export have a watermark?

No. ArtPlayer browser tools do not add watermarks to exported files.

Why can processing take time?

The work runs in your browser, so speed depends on your device, browser, memory, source size, and the export settings needed for the result.

Which browsers work best?

Recent Chrome, Edge, and other modern Chromium browsers usually work best for heavier browser media processing.

What should I try if a large file fails?

Try a smaller source, close other heavy tabs, reduce resolution or duration first, and keep the tab open until the export finishes.

Can I hide faces or license plates?

Yes. Place the pixelated region over the sensitive area and export a new MP4 with that area burned into the frames.

Is this faster than FFmpeg filters?

This tool uses Mediabunny, WebCodecs, and canvas rendering instead of FFmpeg.wasm filters, which keeps the local workflow lighter for region pixelation.

Can I pixelate a private area in a video?

Yes. Use the pixelation controls to obscure the selected visual area before export.

Is pixelation reversible after export?

No. The exported pixels are changed, so keep the original if you need an unedited copy.

Related tools

Continue editing with nearby ArtPlayer tools that work with the same local, browser-first workflow.

Blur Video
Blur Video
Add a soft blur privacy area to a video and export a local MP4.
Pixelate Face
Pixelate Face
Automatically detect faces, apply mosaic pixelation locally, and export a privacy-ready MP4.
Add Watermark
Add Watermark
Place a logo or image watermark on a video, then export a local MP4.
View all tools
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