/usr/share/gstreamer-0.10/presets/GstVP8Enc.prs is in gstreamer0.10-plugins-bad 0.10.23-7.2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | [_presets_]
version=0.10
element-name=GstVP8Enc
[Profile Realtime]
max-latency=1
speed=7
|