UYVY is a YUV 4:2:2 packed pixel format commonly used in video capture and processing.
G3 (Group 3) is a fax image format using ITU-T T.4 compression, the standard for document facsimile transmission.
FreeFileConvert uses tuned encoding for UYVY to G3 conversions, preserving clarity while trimming file size. Finished images open instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload UYVY files from desktop or tablet, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized G3 results on any device you rely on.
Process up to 5 files sized 1024 MB per batch without splitting queues manually. Mixed-format uploads convert together, producing consistent G3 images with dependable progress tracking.
UYVY stores color data as U0Y0V0Y1 sequences, halving horizontal chroma resolution.
G3 uses Modified Huffman (MH) run-length encoding optimized for black-and-white documents.
Upload your image file in the UYVY format from your device.
Select G3 as the output format and click Convert. Adjust optional settings if needed.
Download the converted image file. Each file stays available for up to 5 downloads.