PNG · 14.9 KB
Test pattern: gamma chart
Five dithered 50% patches with solid centers matched to gammas 1.8–2.6. Squint: the patch whose center disappears shows your display’s gamma.
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curl -L -o test-pattern-gamma.png https://files.samplefiles.com/image/png/test-pattern-gamma.pngwget https://files.samplefiles.com/image/png/test-pattern-gamma.pnghttps://files.samplefiles.com/image/png/test-pattern-gamma.pngprintf '%s %s\n' acc48cdf9dd639709fd626c4480265cbdbcc426328943f57fffb5d193f4c18d1 test-pattern-gamma.png | shasum -a 256 -cOr check the download in your browser with the checksum calculator.
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