She also used for predictable file size:

for specific events like payment confirmations or system reminders. Understanding libvpx

The Allwinner chips inside the Vera S05 have a decent Video Engine (VE). For mainstream codecs like H.264 and H.265, hardware decoding works flawlessly—low CPU usage, minimal battery drain, smooth playback. However, the trouble begins with:

# Pass 1 ffmpeg -i input.mkv -c:v libvpx-vp9 -b:v 5M -speed 4 -pass 1 -f webm /dev/null