For true surround sound, the software should not decode the audio. Instead, it must pass the raw bitstream (such as Dolby Atmos or DTS:X) via HDMI to your external amplifier or audio receiver to handle the heavy lifting. Step-by-Step: Setting Up Your Software
Support for PAL/NTSC analog standards and various resolution settings (e.g., 4K, 1080p60). av card receiver software
Modern receivers like the Witch Navigator use ExpressCards or USB interfaces to capture signals, leaving the heavy lifting of acquisition and tracking to Linux-based APIs and PC software. For true surround sound, the software should not
An AV (Audio/Video) capture card acts as a receiver for video signals (from cameras, gaming consoles, VCRs, etc.). The computer cannot "talk" to this device natively to show you the video; it needs specific software to act as the viewer and recorder. Modern receivers like the Witch Navigator use ExpressCards
Controlling input properties such as brightness, contrast, hue, and saturation.