outputMasteringLuminance

Specify which outputs use this 3D LUT, according to their luminance. To apply this 3D LUT to HDR10 or P3D65 (HDR) outputs with a specific luminance: Enter an integer from 0 to 2147483647, corresponding to the output's luminance. To apply this 3D LUT to any output regardless of its luminance: Leave blank, or enter 0.