# note: Loop count 65535, the largest the field holds.
# expect: reject
# anim: ok
# info: ok
# exercises: ANIM's loop count is read by ReadLE16s() into an int, so every
#   value of the field is non-negative and the "loop_count < 0" test in
#   IsValidExtendedFormat() can never fire. 0 means forever; this is the
#   other end, and the decoder composes the frames the same either way.
loop_count 65535
frame
frame_duration 100
lossless
width 16
height 16
argb 0xff800000 x256
frame
frame_duration 100
lossless
width 16
height 16
argb 0xff008000 x256