neotint
lvl.2
United States
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geo. Posted at 5-19 21:01
D-Log M is not a published standard so edit programs do not have any way to develop a color space for it. When you apply the DJI supplied D-Log M to 709 LUT in effect you exclude all the extra dynamic range and wider color space. Perhaps they will e eventually publish it so it can be managed color space.
For now a better path to benefit from. the widest dynamic range and the largest color space, HLG a published standard is a better route. In an editor you identify the color space then add any grades you wish in the larger space and then in the last step you port it to 709 or HLG if you have HLG monitors. This path means the editor knows the exact nature of the file it recieves and places it into a giant color space and at the end of the grading it adapts it to the defined output color space either 709 or HLG of your choice. This means you are grading in the largest space possible as apposed to squashing it with a LUT and then playing with color in an already reduced color space.
Whoa!
DJI can you please publish a spec for D-Log M, so Davinci can properly process your spec?
Is this on your roadmap? When will you do this?
Is it pointless to shoot in D-Log M if Davinci can't work with it and take full advantage of it?
Thanks for this video Geo. This is what I've been looking for. There's a lot of bad info on YouTube about the production process for color using the OP3 and Davinci. This is the first video I've seen that gets specific and practical.
But what about YouTube-specific advice?
The question I still have though is this: if people are shooting for YouTube which is only Rec709 for the widest user-compatible viewing, does it matter then to use this HLG approach? Isn't it still better to shoot in D-Log M, use the DJI LUT, and then adjust the color grading to deal with "crushed blacks"?
Would love to see videos specifically for shooting on the OP3, editing in Davinci, and publishing to YouTube. What is the best method currently since Davinici can't read DJI's files properly?
Thanks, 谢谢, Merci, Gracias |
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