picni
expression function
Returns the non-interpolated color of a pixel in a compositing node.
Replaced by: hou.CopNode
See also: pic, tex, texni, res
Usage
picni(copname, U, V, color_type)
The color_type parameter can be one of the following: D_CR, D_CG, D_CB, D_CA, D_CHUE, D_CSAT, D_CVAL, D_CLUM for the red, green, blue, alpha, hue, saturation, value, or luminance of the pixel.
The color returned will not be interpolated. That is, it will be the exact color of the pixel. For the interpolated color, use pic.
Examples
picni("/img/img1/color1", .5, .5, D_CLUM)