Class: ZIMG::JPEG::Colorspace::Grayscale

Inherits:
ZIMG::JPEG::Colorspace show all
Defined in:
lib/zimg/jpeg/colorspace.rb

Constant Summary

Constants inherited from ZIMG::JPEG::Colorspace

Cbbtab, Cbgtab, Crgtab, Crrtab, SCALEBITS

Class Method Summary collapse

Methods inherited from ZIMG::JPEG::Colorspace

clamp8bit, detect

Class Method Details

.to_rgb(enums, result) ⇒ Object 



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# File 'lib/zimg/jpeg/colorspace.rb', line 191

def self.to_rgb(enums, result)
  pos = -1
  enums[0].each do |g|
    result.setbyte(pos += 1, g)
    result.setbyte(pos += 1, g)
    result.setbyte(pos += 1, g)
  end
  result
end