Tag Archives: video quality assessment

H.264 output quality and bitrate

In video coding, understanding the real bitrate requirements that correspond to the desired quality is a key feature. It’s possible to assess quality by using appropriate objective metrics such as PSNR and SSIM Index, or simply through subjective methods as … Continue reading

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Image and Video quality assessment – Part Two: SSIM Index

In this second part, I will show another metric used in video quality evaluation: the Structural SIMilarity Index (SSIM). In the previuos article, we saw that PSNR and MSE are not always reliable in every situation, so we need a … Continue reading

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Image and Video quality assessment – Part One: MSE & PSNR

With this post I begin a series of articles covering the issue of image and video quality assessment through both objective and subjective methods. Where possible, I will also attach a little piece of Matlab code in order to show … Continue reading

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