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So that the final screenshot is from outside the app being screenshotted, and as a bonus you get another round of JPEG obfuscation.


Screenshots are PNGs.


Write a tool that replaces the least significant bit of each pixel with a random value. Compress the result with 80% quality. Compress the result with 79% quality. Make sure to strip exif info, and all other metadata. Enjoy the result.




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