The ATI eHomeWonder WDM Video CODEC is a video driver developed by ATI (now part of AMD) for use with their eHomeWonder TV tuner and capture card devices. It is part of the software stack that enables the capture, encoding, and decoding of video streams, typically for use in TV tuners, digital video capture devices, or other multimedia applications. The WDM (Windows Driver Model) part of the name indicates that the driver is compatible with modern Windows versions and uses the WDM framework for device communication.

This driver helps the operating system and applications interface with the video hardware to display and record video content, such as live TV, from the ATI eHomeWonder device.