Image Pixel (Built-in Patch) in Tool, Utility

Image Pixel

Extracts from an image the R, G, B, A values of a pixel in a given colorspace.

If the source image is not in RGB, using the “Image Native” color space will be replaced by Generic RGB.

Input Attributes
  • Image - The image to analyze.
  • Pixel X - The X coordinate of the pixel to look up.
  • Pixel Y - The Y coordinate of the pixel to look up.
  • Color Space - The colorspace to use when looking up the pixel component values.
Output Attributes
  • Red Component - The red component of the pixel.
  • Green Component - The green component of the pixel.
  • Blue Component - The blue component of the pixel.
  • Alpha Component - The alpha component of the pixel.
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2 comments
Bf9a01b6ccc05dea53134f59ff712fee
6a5b92898d3543a8478d925617ecefe0
mirek at 2010-04-27 07:15:12

Image pixels, not qc units, for image [100, 100] pixel in the middle will be Pixel X = 50, Pixel Y = 50
Bf9a01b6ccc05dea53134f59ff712fee
simple312 at 2010-04-26 17:05:58

are Input Attributes coordinates actual pixels or the qc relative coordinates (-1 to 1)?