qctools ☆
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Description:
Audiovisual analytics and filtering for video files
Type: Cask  |  Latest Version: 1.4.1@0  |  Tracked Since: Dec 28, 2025
Links: Homepage  |  formulae.brew.sh
Category: Multimedia
Tags: video analytics ffmpeg quality-control multimedia
Install: brew install --cask qctools
About:
QCTools is a powerful tool for analyzing, visualizing, and filtering video files to detect technical errors and quality issues. It leverages FFmpeg's libavfilter library to provide detailed frame-by-frame data on video and audio streams. Its main value is enabling quality control and restoration workflows for digital video preservation.
Key Features:
  • Graphical visualization of video and audio parameters over time
  • Frame-by-frame filtering and error detection
  • Support for a wide range of formats via FFmpeg
  • Export of filtering decisions to XML or FFmpeg scripts
  • Real-time monitoring of stream integrity
Use Cases:
  • Quality control for video digitization and restoration projects
  • Detecting and diagnosing video artifacts and encoding errors
  • Filtering specific video frames based on technical metadata
Alternatives:
  • FFmpeg – FFmpeg provides the underlying engine but lacks the interactive graphical interface for visualization.
  • MediaInfo – MediaInfo provides detailed technical metadata but does not offer frame-level visualization or filtering capabilities.
Version History
Detected Version Rev Change Commit
Jan 13, 2026 5:05pm 1.4.1 0 VERSION_BUMP 6d32c971
Jul 28, 2024 6:22pm 1.3.1 0 VERSION_BUMP f03ed3c0
Oct 12, 2023 9:27pm 1.3.1 0 VERSION_BUMP d98f2088
Sep 13, 2023 8:17pm 1.3 0 VERSION_BUMP c4cf01f1
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