UseTool workflow template

MP4 Fast Remux

Copy compatible existing video and audio streams into MP4 without creating new H.264 or AAC streams.

Supported input
A video whose existing streams are compatible with MP4
Expected output
MP4 with copied streams and no quality loss

Processing happens locally in your browser. The selected media is never included in a saved or shared workflow.

Local media workflow

Votre flux de travail

Les fichiers restent sur cet appareil. Les flux enregistrés et partagés ne contiennent que les réglages.

  1. 1
    Convert · MP4
Remux first · stream-copy where compatibleNo pixel change is requested; existing encoded streams are copied where the container permits it.