have an equal sequence number, or a positive integer if meta1 comes after meta2.
Meta.compareSeqnum
int compareSeqnum(gst.meta.Meta meta2)Meta sequence number compare function. Can be used as #GCompareFunc or a #GCompareDataFunc.
Parameters
meta2 | a #GstMeta |
Returns
a negative number if meta1 comes before meta2, 0 if both metas