depth1
depth2
depth3
depth4
depth5
depth6
depth7
depth8
four-colors
local-color-table
no-global-color-table
#no-data
zero-width
zero-height
zero-size
#image-zero-width
#image-zero-height
#image-zero-size
invalid-background
all-reds
all-greens
all-blues
interlace
image-inside-bg
image-overlap-bg
image-outside-bg
#images-combine
#images-overlap
#high-color
missing-pixels
extra-pixels
extra-data
no-clear
no-eoi
no-clear-and-eoi
#many-clears
#double-clears
invalid-colors
max-width
max-height
#max-size
4095-codes-clear
4095-codes
255-codes
large-codes
max-codes
transparent
invalid-transparent
disabled-transparent
loop-infinite
loop-once
loop-max
loop-buffer
loop-buffer_max
loop-animexts
animation
animation-speed
animation-no-delays
animation-zero-delays
dispose-none
dispose-keep
dispose-restore-background
#dispose-restore-previous
#animation-multi-image
#animation-multi-image-explicit-zero-delay
comment
large-comment
nul-comment
invalid-ascii-comment
invalid-utf8-comment
plain-text
xmp-data
xmp-data-empty
icc-color-profile
icc-color-profile-empty
unknown-extension
unknown-application-extension
nul-application-extension
gif87a
gif87a-animation