Qtpfsgui 1.9.3 tonemapping parameters:
Operator: Fattal
Parameters:
Alpha: 0.1
Beta: 0.8
Color Saturation: 1.5
Noise Reduction: 0.005
------
PreGamma: 1.615

Qtpfsgui 1.9.3 tonemapping parameters:
Operator: Fattal
Parameters:
Alpha: 0.3
Beta: 0.85
Color Saturation: 2.5
Noise Reduction: 0.032
------
PreGamma: 0.727