Fixed detection and validate(recall, map) for .png and .bmp images.

AlexeyAB

2018-04-19 c2c8595b083ec3586a99bb913b8a986e81e3a42a

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val_eq (Val.add (Val.add (r3 PC) Vone) Vone) (Val.add (x2 PC) Vone)
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