GP-Log (LOGB 400) vs Flat (LOGB 113) to Linear | Desmos

Expression 7: "y" equals StartFraction, "x" Over 4.5 , EndFraction left brace, 0 less than "x" less than 0.0 8 1 , right brace

7

Expression 8: left parenthesis, StartFraction, left parenthesis, "x" positive 0.0 9 9 , right parenthesis Over 1.0 9 9 , EndFraction , right parenthesis Superscript, StartFraction, 1 Over 0.4 5 , EndFraction , Baseline left brace, 0.0 8 1 less than "x" less than 1 , right brace

8

Inverse Rec709 Transfer function: left parenthesis, 0.5 , 0.2 6 , right parenthesis

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9

Log base 113 (GoPro Flat) left parenthesis, 0.4 , 0.8 0 9 , right parenthesis

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10

Inverse Log 113 (GoPro Flat) left parenthesis, 0.7 , 0.2 3 5 , right parenthesis

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11

Expression 12: "y" equals left parenthesis, log ( "x" * left parenthesis, 113 minus 1 , right parenthesis plus 1 ) / log ( 113 ) , right parenthesis left brace, 0 less than "x" less than 1.0 , right brace left brace, 0 less than "y" less than 1.0 , right brace

12

Expression 13: "r" equals ( 113 Superscript, "x" , Baseline minus 1.0 ) / ( 113 minus 1 ) left brace, 0 less than "x" less than 1.0 , right brace

13

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Rec709 Transfer function

Inverse Rec709 Transfer function

Log base 113 (GoPro Flat)

Inverse Log 113 (GoPro Flat)

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