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by James333i 4 days ago
I was a little hoping you were going to hand deliver the film to a CVS and have it printed AND THEN scan it :)

As for imagemagick, you could make this harder by: a) Parsing the PNG structure of every image (4-byte length, 4-byte type, data, and 4-byte CRC). b) Decompress and unfilter the pixel data c) Convert data to indexed color and quantize down to <= 256 colors if needed d) Write the GIF container e) LZW-encode the pixel indices