videoaggregator: Handle if update_caps() returns EMPTY
authorJan Schmidt <jan@centricular.com>
Thu, 25 Aug 2016 16:20:11 +0000 (02:20 +1000)
committerJan Schmidt <jan@centricular.com>
Thu, 25 Aug 2016 17:25:49 +0000 (03:25 +1000)
commit4f537c636a31649910637a86c4a272865fcb3a07
treee938839cff56ca0bf05d8708f1efef25783e2bd2
parente8a98ca5b3f5faf7fc20f53dcc246d06965dcbdf
videoaggregator: Handle if update_caps() returns EMPTY

Don't assume the returned caps from update_caps() is
non-empty.
gst-libs/gst/video/gstvideoaggregator.c