There is an updated pull request by crater2150 against master on the void-packages repository

https://github.com/crater2150/void-packages gerbera
https://github.com/void-linux/void-packages/pull/27795

Gerbera: update to 1.6.4
Updates Gerbera, also adds new package for libupnp1.12 (incompatible to versions 1.6 and 1.8 already in the repo)

A patch file from https://github.com/void-linux/void-packages/pull/27795.patch is attached