https://www.lomont.org/categories/graphics/ Recent content in Graphics on Lomont.org Hugo en-us Sat, 24 Jun 2023 10:36:07 -0400 https://www.lomont.org/posts/2023/ssim/ Sat, 24 Jun 2023 10:36:07 -0400 https://www.lomont.org/posts/2023/ssim/ <p>Variation among SSIM implementations make comparing results a mess. This version matches the output of the original, unlike most of those in common use as of 2023.</p> https://www.lomont.org/posts/2023/accuratecolorconversions/ Tue, 06 Jun 2023 07:12:30 -0400 https://www.lomont.org/posts/2023/accuratecolorconversions/ <p>This is a quick note for converting byte values colors in 0-255 back and forth to floating-point colors in 0-1 which avoids common errors.</p>