In Liberty 64, what does the “Cineon” button (under “Color Range Display Mode” in the “64 Bit” panel in the Configuration environment) do?
This function, when enabled, performs a log to linear conversion when Liberty’s 64-bit canvas is displayed on the screen. This function is used when working with images read from Cineon (or DPX) files, which are often in log format. Pressing on the Cineon button brings up a popup menu with five sliders, a Convert Off button, and a Reset button. The sliders represent black points for Red, Green, and Blue, an overall white point, and a gamma value. Increasing the black points makes the dark colors darker, while decreasing the white point makes the bright colors brighter. The gamma slider adjusts the middle ranges in the image. The Reset button sets the menu to the default log to linear conversion values for Cineon files, and will almost always be used when this function is on. The Convert Off button sets the values so that no conversion is done (black points at 0, white point at 1023, and gamma at 1.0). This is equivalent to turning the function off. Once the settings in the popup are co
