Stable

Media Demuxer

Native Windows app for extracting video, audio, subtitle, chapter, and attachment streams from media files.

  • C#
  • .NET 8
  • WinUI 3
  • FFmpeg
  • FFprobe

Overview

Media Demuxer provides a focused native interface for inspecting container streams and extracting selected tracks without re-encoding. It uses FFprobe for stream detection and FFmpeg for lossless extraction workflows, with clear output handling for video, audio, subtitles, chapters, artwork, and attachments.

Key features

  • Inspect media container streams
  • Extract selected video, audio, and subtitle tracks
  • Extract chapters, artwork, and attachments where supported
  • Use FFprobe for stream detection
  • Use FFmpeg for lossless extraction
  • Keep output handling predictable and organized
  • Built as a native Windows desktop app

Technical details

Extraction uses stream copy by default. Subtitle codecs that cannot be copied losslessly may be converted with a log note. FFmpeg and ffprobe must be bundled beside the app or available on PATH.

Links