Get the clock provided by the given element.
<note>An element is only required to provide a clock in the PAUSED
state. Some elements can provide a clock in other states.</note>
Return: the GstClock provided by the
element or %NULL if no clock could be provided. Unref after usage.
Get the clock provided by the given element. <note>An element is only required to provide a clock in the PAUSED state. Some elements can provide a clock in other states.</note>
Return: the GstClock provided by the element or %NULL if no clock could be provided. Unref after usage.
MT safe.