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Warning!

Puhti and Mahti are being decommissioned in stages, and their storage areas will become fully unavailable from 15 October 2026. Clean up unnecessary files and move any data you need to keep by 31 August 2026. See the Roihu data migration guide for instructions on transferring your data to Roihu.

Puhti scratch is very full: keep only active data there and move or delete everything else. No new Puhti scratch quota will be granted.

FFmpeg

FFmpeg is a cross-platform collection of libraries and command-line tools for recording, converting, filtering and streaming audio and video. It supports a wide range of codecs and container formats and is commonly used for tasks such as transcoding media, extracting frames, and assembling images into videos.

Available

  • Puhti: 4.4.1
  • Roihu: 7.1

License

FFmpeg is free software, licensed under the LGPL 2.1 or later; some optional components are covered by the GPL.

Usage

Initialize FFmpeg with:

module load ffmpeg

The main command-line tool is ffmpeg. For example, to convert a video file to another format:

ffmpeg -i input.mov output.mp4

You can check the version and the available encoders, decoders and filters with:

ffmpeg -version
ffmpeg -encoders
ffmpeg -filters

More information