ciescope

Display CIE color diagram with pixels overlaid onto it.

The filter accepts the following options:

'system'

Set color system.

'ntsc, 470m'
'ebu, 470bg'
'smpte'
'240m'
'apple'
'widergb'
'cie1931'
'rec709, hdtv'
'uhdtv, rec2020'
'cie'

Set CIE system.

'xyy'
'ucs'
'luv'
'gamuts'

Set what gamuts to draw.

See system option for available values.

'size, s'

Set ciescope size, by default set to 512.

'intensity, i'

Set intensity used to map input pixel values to CIE diagram.

'contrast'

Set contrast used to draw tongue colors that are out of active color system gamut.

'corrgamma'

Correct gamma displayed on scope, by default enabled.

'showwhite'

Show white point on CIE diagram, by default disabled.

'gamma'

Set input gamma. Used only with XYZ input color space.