ProEXR File Description =Attributes= channels (chlist) compression (compression): Piz dataWindow (box2i): [0, 0, 2999, 1499] displayWindow (box2i): [0, 0, 2999, 1499] lineOrder (lineOrder): Increasing Y pixelAspectRatio (float): 1.000000 screenWindowCenter (v2f): [0.000000, 0.000000] screenWindowWidth (float): 1.000000 =Channels= B (half) G (half) R (half)