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blocks and simplifies the details within each. This is why extremely high compression results in "blocky" artifacts. What Is a JPEG or JPG File Format?

The most interesting feature of the JPG format is its use of to reduce file size. Instead of saving every pixel's exact color, the JPG algorithm prioritizes information that the human eye is more sensitive to: Download 1667989182175 jpg

: The human brain is much better at detecting differences in brightness ( luminance ) than in color ( chrominance ). blocks and simplifies the details within each