Mathieu Duponchelle authored Oct 28, 2020 and GStreamer Marge Bot committed Nov 12, 2020

.. and make use of that API in videoaggregator.

When setting certain properties, such as cropping or the scaled
size of pads, a new converter is created by videoaggregator.

Before that patch, this implied spawning new threads, potentially
at each aggregate cycle when interpolating pad properties. This
is obviously wasteful, and re-using a task pool removes that
overhead.

Part-of: <gstreamer/gst-plugins-base!896>