Gets the capabilities of the allowed media types that can flow through
@pad and its peer.
The allowed capabilities is calculated as the intersection of the results of
calling gst_pad_query_caps() on @pad and its peer. The caller owns a reference
on the resulting caps.
Gets the capabilities of the allowed media types that can flow through @pad and its peer.
The allowed capabilities is calculated as the intersection of the results of calling gst_pad_query_caps() on @pad and its peer. The caller owns a reference on the resulting caps.