Improve bounds checking and EOF handling #9
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Some fields that were never empty in our original test image can apparently be empty in images that one finds in the wild. This adds appropriate checking so that blank file lists and missing image IDs no longer cause crashes.
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Some fields that were never empty in our original test image
can apparently be empty in images that one finds in the wild. This
adds appropriate checking so that blank file lists and missing
image IDs no longer cause crashes.