Social proof: reviews
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Great overview of video quality metrics, tools and practi...
Maria Ingold
Jan provides a great overview of the different video quality metrics, a breakdown of different tools used to measure PSNR, SSIM and VMAF and supports that wi...
Read MoreJan provides a great overview of the different video quality metrics, a breakdown of different tools used to measure PSNR, SSIM and VMAF and supports that with practical examples including tips and tricks he uses for analysis and reporting.
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Overview
Learn to compute and use video metrics like VMAF, PSNR, and SSIMPLUS
Make Better Informed Configuration Decisions

You Will Learn
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The pros and cons of common metrics like PSNR, SSIM, VMAF, and SSIMPLUS
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How to compute these metrics and interpret the scores
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How to create rate distortion curves and compute BD-Rate functions for internal decision making or articles and presentations
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How to use these results to make decisions like choosing the optimal encoding parameters or preset, building an encoding ladder, and choosing an encoder
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How to use tools like the Moscow State University Video Quality Metric Tool, SSIMPLUS VOD Inspector, Hybrik Media Analyzer, and FFmpeg to compute these metrics
Course curriculum
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2
Introductory Concepts: Getting the Lay of the Land
- Metric Overview
- Comparing Objective Metrics
- Using Metrics - In General (Going Beyond the Number)
- Introduction to Rate Distortion Curves and BD-Rate Functions
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3
Meet the Metrics - Pros, Cons, and How to Interpret Scores
- Introduction to Netflix's VMAF FREE PREVIEW
- Introduction to SSIMPlus
- Introduction to PSNR
- Introduction to SSIM
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4
Plan Your Encodes and Testing (Getting it Right the First Time)
- Selecting and Preparing Test Files
- Encoding Your Clips for General Testing
- Encoding for Rate Distortion Curves and BD-Rate Functions FREE PREVIEW
- Tuning for Metrics
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5
FFmpeg Operations - Using FFmpeg to Compute Metrics and Convert Files for Other Tools
- Create Same Resolution YUV or Y4M For Testing FREE PREVIEW
- Scale to Source Resolution YUV or Y4M For Testing
- Create 30p Source from 60p Source
- Converting YUV Files to Y4M Format
- Compute PSNR With FFmpeg During and After Encoding
- Compute SSIM With FFmpeg
- Compute VMAF With FFmpeg
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6
Learning to Use (and Love) the Moscow State University Video Quality Measurement Tool (VQMT)
- Overview FREE PREVIEW
- Load Files Into MSU VQMT
- Choosing and Configuring Metrics
- Running Multiple VQMT Instances
- Fixing Out-Of-Sync Videos in the GUI and Command Line
- Command Line Operation
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7
Working with the SSIMPLUS VOD Inspector for HDR, Cross-Frame Rate and Other Unique Computations
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8
Hybrik Media Analyzer - Affordable, Scaleable, Cloud-Based VQ Analysis
- Overview FREE PREVIEW
- Loading Files and Selecting Tests in the GUI
- Downloading and Viewing Results in the GUI
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9
VMAF Master - The Open-Source Netflix Analyzer
- About This Chapter
- Download PDF Here
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10
Creating Rate-Distortion Curves and BD-Rate Functions in Microsoft Excel
- Microsoft Excel: Producing Rate Distortion Curves
- Producing BD-Rate Functions
- Efficient Chart Title Creation in Excel
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11
Applying What You've Learned - Improving Encoding Configurations and Encoding Related Decision Making
- Choosing The Best Bitrate Control Technique FREE PREVIEW
- Find the Best Quality/Encoding TIme Setting For Your Encoder
- Per-Title Encoding
- Per-Category Encoding
- Choose Best Codec For Live Transcoding
Instructor
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Instructor
Jan Ozer
Jan is a streaming consultant and contributing editor to Streaming Media Magazine, where he teaches courses on Video Quality Metrics, FFmpeg, and other topics at Streaming Media Events in New York City, Los Angeles, and London. Jan is the author of Video Encoding by the Numbers, which uses video quality metrics to direct key encoding configuration decisions and differentiate codecs and encoders, and the author of Learn to Produce Video with FFmpeg in 30 Minutes or Less which is available on Amazon and other online sites.