matching #GstDiscovererStreamInfo. The caller should free it with [gstpbutils.discoverer_stream_info.DiscovererStreamInfo.listFree].
DiscovererInfo.getVideoStreams
gstpbutils.discoverer_video_info.DiscovererVideoInfo[] getVideoStreams()Finds all the #GstDiscovererVideoInfo contained in info
Returns
A #GList of