Sony a7s III Internal Codec vs. ProRes 4444

ProRes RAW HQ transcoded to ProRes 4444 is brighter, less green, has greater contrast, increased saturation and significantly higher resolution than the internally recorded S-Log3/S-Gamut3 XAVC S-I codec. Below are screenshots of the HDR footage dropped onto a rec. 709 timeline with a custom curve added to preserve highlight detail and a hue adjustment to... Continue Reading →

Sketchy Rollout of BRAW

While the future of ProRes RAW looks perfectly secure, regrettably, the same cannot be said for Blackmagic RAW. Concerning which, in his review of the Sigma fp L, Gerald Undone reports that the "4K image recorded over HDMI RAW is a soft, artifacty, aliased mess, and doesn't look anywhere near as good as the CinemaDNG... Continue Reading →

A Reminder: Avoid Log

For HDR projects, steer clear of recording XAVC S-I 4:2:2 internal if at all possible. Art Adams explains: "The Y’CbCr encoding model is popular because it conceals subsampling artifacts vastly better than does RGB encoding. Sadly, while Y’CbCr works well in Rec 709, it doesn’t work very well for HDR. Because the Y’CbCr values are created... Continue Reading →

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