вс, 7 авг. 2022 г., 22:01 Andrea paz <gamberucci.and...@gmail.com>:
> > Is there possibility to extend section on XYZ colorspace, explaining it > comes from experiments on how human eye receptors receive color (they > obviously do not use technological rgb notation), because it was such > source of confusion to me? Also, saying primaries are most possible colored > points (greenest green in G direction, reddest red in R direction, etc) in > choosen colorspace might be useful , at least I found those remarks > clarifying illustrations nicely. > > Example of colormatrix settings also might be useful. > Revision 2, after Andrew's suggestions. Talking about human vision and > colormatrix settings are beyond my skill set and also too much for an > introduction. I have put up a link that may be of interest. > https://peteroupc.github.io/colorgen.html Thanks! man ffmpeg-filters (for ffmpeg 5.0) Says about colormatrix example For example to convert from BT.601 to SMPTE-240M, use the command: colormatrix=bt601:smpte240m > >
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