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)
commit3d2048e40ac7ecb49944eee21bc9d109f0b9ea0a
tree2b5e4ccde17ca709cb22d5bfb2e2e1fb099108f5
parent9afd71a507fbe71d560c6802353862e4387b0677
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