Audio
Q: What does 4:4:4:4 stand for in the Apple ProRes definition?
I am curious to know what a 4:4:4:4 image source is, I didn't have any luck with google. I think it has to do with RGBA channels, but am not 100% sure, or what the number 4 represents. Maybe a total of 16 bits?
https://support.apple.com/en-us/HT202410
thanks
J
Mac mini, OS X Yosemite (10.10.5), 2012 Model, i7 QC, 16GB RAM
Posted on Apr 5, 2016 1:19 PM
by Russ H,Solvedanswer
Quicktime
You'll be interested in this discussion of chroma sub-sampling.
Russ
edit: also this doc on the Pro Res codecs
Posted on Apr 5, 2016 2:22 PM