WallSwitcher

WallSwitcher is a versatile Windows wallpaper management utility from Polybytes.. WallSwitcher enhances your Windows desktop with images and photos from your own collection and provides a wide array of processing options.

Supports most of the popular graphics image formats , including BMP, GIF, JPEG,JPEG 2000, PCX, Photo-CD (read-only), PNG, TARGA, TIFF, and many others.
Sophisticated support for animated GIF creation and playback.
TWAIN support for acquiring blocks of images from scanners and digital cameras.
Multiple threads enhance usability and allow time consuming operations, such as image file reading and writing, to be performed in parallel with user interface operations.
Both full screen and windowed slide shows , using specified or random ordering, sound files, and transition effects.
A wide variety of image appearance manipulation and filtering operations.
Highly effective interpolated zooming.
Sophisticated color resolution and image size manipulation algorithms.
Thumbnail and directory browsers for image file management.
OLE drag-and-drop methods for enhanced compatibility with the Windows desktop and applications.

The PolyImagePro Image Processing Library is an ActiveX control that provides advanced image viewing, printing, and manipulation capabilities for Windows 95/98/NT programs. Supported image formats include PhotoShop, Apple PICT, Bitmap, DCX, FlashPix, JPEG, JPEG 2000, Photo-CD, Portable Bitmap/Graymap/Pixelmap, PCX, PNG, SFW, SGI/RGB, Sony, Sun, TARGA, TIFF, and WMF.