Friday, April 19, 2024

DIY In-Car Infotainment using affordable COTS Hardware


Ever considered creating your own in-car entertainment system, akin to those found on airplanes? Envision a setup with individual touch displays for each passenger, ensuring an uninterrupted multimedia experience even when driving through areas lacking internet connectivity. Imagine a system that seamlessly accommodates both individual and communal content playback. What if such a system were not only affordable but also straightforward to build, utilizing open-source software and readily available off-the-shelf hardware?

In my GitHub repo, I'll guide you through a step-by-step process to construct such a system at an affordable cost, ranging from $180 to $200 per passenger touch screen. The key components of this setup includes a Power over Ethernet (PoE) switch, a pocket router serving as a DLNA/DHCP server, and multiple Raspberry Pi 4 boards paired with touch displays—adjustable based on the desired number of passenger screens.

By utilizing a Kodi player on RaspberryPi-4 coupled with a full HD touch screen and powered through a single Ethernet cable, we streamline cabling complexities in a car. This eliminates the need for a central multi-head controller, as the heavy lifting, such as multimedia decoding and rendering, is handled by individual Raspberry Pi 4 endpoints on a network. This distributed system is effortlessly scalable, requiring only the replacement of the PoE switch with more ports and the addition of more Raspberry Pi 4 touch displays. You can find the details here on my github repo: https://github.com/hackboxguy/multiscreen-media

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