GStreamer 1.0 Library Reference Manual
GStreamer Dynamic Parameter Control
GstTimedValueControlSource
— timed value control source base class
GstInterpolationControlSource
— interpolation control source
GstLFOControlSource
— LFO control source
GstTriggerControlSource
— interpolation control source
libgstcontroller-1.0.so provides functionality to animate element properties over time.