Government photo upload forms are strict about file size, and they are strict in both directions. The US DS-160 visa form wants a JPEG of at most 240 KB with a compression ratio no higher than 20:1. China's online visa form wants 40–120 KB. Upload a 30 KB file and it gets rejected for being "too compressed"; upload 300 KB and it is too big. Most... Weiterlesen: Hitting a file-size window with canvas.toBlob: fitting passport photo…
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Hitting a file-size window with canvas.toBlob: fitting passport photos into 54–240 KB
Government photo upload forms are strict about file size, and they are strict in both directions. The US DS-160 visa form wants a JPEG of at most 240 KB with a…