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Developer details browser-based tool for meeting strict government photo upload limits

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Government visa forms like the US DS-160 and China's online system enforce strict JPEG file size windows, often between 54KB and 240KB with compression ratio limits. A developer has created a browser-based tool that automatically adjusts photo quality to fit these constraints without server involvement. The tool uses a binary search algorithm on JPEG quality settings to find the largest acceptable file size within the required range. It prioritizes higher quality within the limit to reduce rejections for blurry photos and handles edge cases where photos are inherently too large or too small.

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Developer details browser-based tool for meeting strict government photo upload limits · ShortSingh