making sense of PSNR, SSIM, VMAF

Making Sense of PSNR, SSIM, VMAF

Summary: In this article, we talk about PSNR, SSIM, and VMAF - how they work, their drawbacks, and where they are used in the video compression and streaming industry. As video traffic on the Internet increases each year, and with the continual rise in viewer experience and quality expectations, the need for streaming services and video platforms to deliver higher resolutions at ever-increasing quality has never been greater. This leads to the requirement for more efficient video codec standards and better methods to assess the resulting video quality. Although many video quality evaluation methods exist, the most widely accepted are PSNR,...

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