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  1. Hi there, I'm asking myself some questions about compression in the sony a7s II's various recording formats and maybe some of you know the answer. I tried to calculate the mean (file) size of a pixel in the different formats to compare the amount of compression: 4k 30p 100Mbps : 3.33 Mb per image = 0.40 bit per pixel (on average, obviously) 24p 100Mbps : 4.17 Mb per image = 0.50 bit per pixel HD 24p 50Mbps : 2.08 Mb per image = 1.00 bit per pixel 30p 50Mbps : 1.67 Mb per image = 0.80 bit per pixel 60p 50Mbps : 0.83 Mb per image = 0.40 bit per pixel 120p 100Mbps : 0.83 Mb per
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