TL;DR Audio pipelines often use asynchronous devices, which must be synchronized with resampling. Measurements show CPU load of resampling reach almost 30% of a CPU core on an i.MX8M Nano. A possible optimization is to use feedback with USB UAC2 audio gadget. alsaloop already supports it, as Pipewire since a recent version. A sound server […]
29 Aug. 2023 Reading from 6 minutes.
