Video Comparer

About

Video Comparer provides a comprehensive toolkit for analyzing the impact of video compression and codec changes on visual media. By calculating industry-standard quality metrics like PSNR and SSIM, it offers quantitative data alongside qualitative visual comparisons. The skill automates the extraction of synchronized frames and packages them into a self-contained HTML report featuring interactive viewing modes like sliders and grids, making it an essential utility for developers and media engineers optimizing video delivery workflows and evaluating bitrate reduction impact.

Key Features

• Calculates PSNR and SSIM quality metrics for objective compression analysis
• Generates interactive HTML reports with slider, side-by-side, and grid viewing modes
• Extracts and compares detailed video metadata including bitrate, resolution, and codecs
• Implements automated validation for FFmpeg dependencies and path security
• 107 GitHub stars
• Automates frame-by-frame visual comparison at customizable intervals

Use Cases

• Benchmarking codec performance and bitrate reduction efficiency
• Evaluating the visual impact and quality loss of different video compression settings
• Creating visual quality reports for stakeholders during media optimization projects