The final results are challenging to predict since sensitivity to the edge slider options will count on the impression. To sum up, this module addresses two critical uses, Every single requiring distinctive settings:
Due to this fundamental point of the information getting "raw", there is no a single correct way for your raw Photograph to look - the way in which your digital camera causes it to be seem is not "the proper way", nor is it the only way. Nonetheless, a lot of photographers would want to utilize the "digicam glimpse" as a place to begin for further changes, and RawTherapee will make this probable.
If you choose Scale = one, the Retinex algorithm is partly bypassed and the method functions equally to a neighborhood contrast function with the possibility of working with Significantly larger values than normal.
Superior exploit the prospective of Cam16, recognised for its capability to just take account on the physiological areas of impression processing.
By utilizing it By itself to lessen the noise in a particular space and intentionally leaving the sounds in the rest of the picture for creative applications.
Regulate the Comfortable Radius slider that may minimize any artifacts arising from variances in between the first graphic along with the 1 obtained just after "including" the mask.
A chance to improve the impact of perspective and relief in coloured areas with wonderful depth (as in wavelets), with the opportunity of limiting the extent with the result (utilizing the Scope slider).
Activate the menu choices by ticking the checkbox “Demonstrate additional options”. The fall-down menu “RT-spot form” means that you can decide on possibly an ellipse or perhaps a rectangle to the Rt-place form. Ellipse check here is definitely the default mode. Place system
The algorithm in the State-of-the-art tab, which operates on The complete picture, is not really matter to those restrictions.
More facts, albeit incomplete, on the effects taken into account by the two variations of Ciecam applied in RT can be found below :
The "Prevent color shift" algorithm isn't going to tackle clipped highlights very nicely. Such as it's going to demolish any emphasize reconstruction carried out in the Exposure tab.
The procedure calculates the xy values in the dominant coloration in the graphic and displays them (grey stage) over the CIExy diagram;
Colour and light-weight involves an H=file(H) functionality which allows the user to execute fine color retouching, for instance for skin.
"Transition differentiation XY": for all values besides zero, the slider makes a differential gradient in between the abscissa as well as the ordinate. Detrimental values lessen the changeover area within the ordinate and constructive values raise it.