vibhoothi / av-metrics

Quality metrics

Quality metrics

Video Metrics implemented

• PSNR
• APSNR
• PSNR HVS
• SSIM
• MSSSIM
• CIEDE2000

Installation

As a library

Add the following to your Cargo.toml

av-metrics = "0.3"

Then check out the API docs.

As a binary

Windows

Downlad the latest binary from the Releases tab.

OS X and Linux

Pre-built binaries are coming soon. In the meantime, have the latest stable Rust installed and run the following:

cargo install av-metrics-tool

Usage

From any terminal, run the executable with your two video files as arguments:

➜ av-metrics-tool lossless.y4m lossy.y4m

You should receive output for all supported metrics:

PSNR - Y: 32.5281  U: 36.4083  V: 39.8238  Avg: 33.6861
APSNR - Y: 32.5450  U: 36.4087  V: 39.8244  Avg: 33.6995
PSNR HVS - Y: 34.3225  U: 37.7400  V: 40.5569  Avg: 31.8674
SSIM - Y: 13.2572  U: 10.8624  V: 12.8369  Avg: 12.6899
MSSSIM - Y: 18.8343  U: 16.6943  V: 18.7662  Avg: 18.3859
CIEDE2000 - 36.2820

Currently, the tool can only decode y4m files. Both files must match in resolution, bit depth, and color sampling.