Here's just a sample of the images with filter effects applied using the rtFilterFX function that is available in rtImageFX Plug-In Library. The top left image is the original while the rest are the results of the 'filtered' image.

These images are not modified or enhanced with any commercial photo-imaging software.

Original Image Mosaic AddColorNoise Blend (Alpha-Transparency) Brightness

ColoredGlass EdgeEnhance GaussianBlur GrayScale EmbossMetal

Posterize RGBChange RippleTriangle Sepia Spray

Tile WhirlPinch StarField Monochrome Invert

SoftArt Pointillize XOREffect Median ArtFoil