No post work was done to the promo images.
Other products used in promotional images:
character: Hemavati by 3D-GHDesign (RDNA)
clothing: Kali by RDNAPro with textures by Varnayrah (RDNA), Lilian Bikini by Arki (DAZ3D)
Hair: Anjali Hair and Giséle Updo by Valea (DAZ3D)
Szene: Slice of Heaven by AlfaseeD (RDNA)