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jit.scalebias

Multiply and add

Description

The jit.scalebias object scales the values of a 4 plane input matrix of typechar (ARGB) and adds to an offset value (bias).

Matrix Operator

matrix inputs:1, matrix outputs:1
Name IOProc Planelink Typelink Dimlink Plane Dim Type
out n/a 1 1 1 4 1 char

Information for Jitter Matrix Operator (MOP) messages and attributes to this object

Attributes

Name Type g/s Description
abias float The alpha bias (offset) value (default = 0.)
ascale float The alpha scale value (default = 1.)
bbias float The blue bias (offset) value (default = 0.)
bias float (set) The bias (offset) value for all colors if channel summing is set using the mode 1 message (default = 0.)
bscale float The blue scale value (default = 1.)
gbias float The green bias (offset) value (default = 0.)
gscale float The green scale value (default = 1.)
mode int Channel summing mode (default = 0 (normal))
0 = normal
1 = sum all the channels together
rbias float The red bias (offset) value (default = 0.)
rscale float The red scale value (default = 1.)
scale float (set) The all scale value if channel summing is set using the mode 1 message (default = 0.)

Information for box attributes common to all objects

Examples

See Also

Name Description
jit.charmap 256 point input to output map
jit.map Map input range to output range
jit.op Apply binary or unary operators
jit.rgb2luma Converts RGB to monochrome (luminance)
Tutorial 6: Adjust Color Levels Tutorial 6: Adjust Color Levels
Tutorial 9: More Mixing Tutorial 9: More Mixing