Text & Image Overlay Filter is a powerful transform filter that allows adjustment video color- contrast brightness saturate hue lightness invert color. Adding unlimited texts or images watermarks to video stream user define font size font name font color outline text alpha blending of text user define alpha blending of image transparent color. Support adjustment video contrast brightness saturate hue lightness invert color. Support Unlimited number of text items to mix and Alpha blending. Support Unlimited number of image items to mix Alpha blending and transparent color control. Support Outline style of text. Support Text font font size color & font style selection. Include VC++ sample. Compatible with any programming language that supports Directshow.