16 bits mode

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  • Updated 2 months ago
why 16 bits mode only show 32768 levels per channel?
16 bits has 65536 levels.The double
is there any way to change.?. The problem is when I open a 16bit image and save. Pixels with odd value (1 3 5 etc) in the original image, change to (2, 4 6 etc).
Please help me.
Thanks
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Roberto Fernandez

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Posted 2 months ago

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christoph pfaffenbichler, Champion

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why 16 bits mode only show 32768 levels per channel?
Maybe you overlooked 0, but Photoshop’s 16bit has 32769 values – which corresponds to 15bit + 1, is not expressible in 15bit and thus 16bit. 
Please see some of Mc.Cox’ posts on the matter: 
https://forums.adobe.com/message/3475154#3475154
https://feedback.photoshop.com/photoshop_family/topics/why-is-there-a-difference-in-dithering-qualit...