# note: Frames with no ANIM chunk in front of them.
# expect: reject
# anim: reject
# info: reject
# exercises: "'ANIM' precedes frames": ParseVP8XChunks() refuses an ANMF
#   while anim_chunks is still zero. The ANIM chunk carries the loop count
#   and background colour, and the format puts it before the frames rather
#   than anywhere among them.
chunks VP8X ANMF ANMF
frame
frame_duration 100
lossless
width 16
height 16
argb 0xff800000 x256
frame
frame_duration 100
lossless
width 16
height 16
argb 0xff008000 x256