Convolver is an open source high performance Windows application for applying long FIR filters to multi-channel digital audio in the form of:

• Q real time DSP audio plug-in for Windows Media Player. The install package also contains
• Two DirectX/DirectShow filter versions ConvolverWrapper or the equivalent ConvolverFilter for Adobe Audition and real time applications such as Zoom Player Pro, TheaterTek 2.2, J.River Media Center (when used with the DirectX host plug-in), or Console. See the setup walkthrough for ZoomPlayer after reading this page for further details. Finally, there are a number of
• Command line applications for testing performance, and convolving files offline, for example