[FFmpeg-user] ffmpeg created prores 444 still not identified correctly by Quicktime player?

[Carl Eugen Hoyos]

Sam Marrocco <smarrocco <at> ringsidecreative.com> writes:

> However as near as I can tell, the image quality does 
> seem to indicate that it is being created using 444 
> (using a gradient that indicates banding more 
> predominantly when 422).

Does that change if you change the "fourcc" 
(which does not exist in a mov file) with 
a hex editor?

Carl Eugen