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Extracting HDR Gainmap Metadata from HEIF/AVIF
Talk is Cheap, Show me Your Prompt.
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After Adopting New Colour Matching Functions, How to Redefine Colour Spaces?
Switching standard colour spaces over to new colour matching functions by constructing bridge spectra
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📷 A Beautiful Lens and Beautiful Cats
Sigma 45mm F2.8 DG DN and some random notes
Extract ICC Files Directly from Most Image Files
A simple, universal method based on ICC file structure features, without relying on specific image formats
HDR Image Formats (VI): Decoding and Conversion of iPhone HEIC Photos
Analysing HDR images in iPhone photos in HEIC format to understand their structure, decoding, and conversion process.
What Happens When You Get the Baseline Headroom Wrong
Baseline Headroom in ISO 21496-1: A Bug and Some Curious Findings
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New Year, New Look: JacksBlog's First Anniversary
Fly me to the moon. Let me play among the stars. Let me see what spring is like on Jupiter and Mars.
Hisense’s Four-Primary TV: Colour Gamut and Visual Health
How the added cyan LED affects gamut coverage and its potential impact on human circadian rhythm
Bit Packing in DNG Images and Its Implementation
Understanding 10/12/14-bit image packing algorithms and solving Numpy slice alignment and padding issues
HDR Image Formats (V): Understanding Headroom in Gainmap
A seemingly redundant parameter: The role and correct writing method of Alternate HDR Headroom in the ISO 21496-1 standard