need apply video alignment info on video meta, downstream element can get buffer alignment from video meta Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1326>
need apply video alignment info on video meta, downstream element can get buffer alignment from video meta Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1326>