ProEXR File Description =Attributes= channels (chlist) compression (compression): Zip16 dataWindow (box2i): [0, 0, 3499, 1971] displayWindow (box2i): [0, 0, 3499, 1971] lineOrder (lineOrder): Increasing Y pixelAspectRatio (float): 1.000000 screenWindowCenter (v2f): [0.000000, 0.000000] screenWindowWidth (float): 1.000000 =Channels= A (half) B (half) G (half) R (half)