Unlinks the source pad from the sink pad. Will emit the #GstPad::unlinked signal on both pads.
the sink #GstPad to unlink.
Return: %TRUE if the pads were unlinked. This function returns %FALSE if the pads were not linked together.
MT safe.
See Implementation
Unlinks the source pad from the sink pad. Will emit the #GstPad::unlinked signal on both pads.