d3d11compositor: Don't try to read empty buffer
authorSeungha Yang <seungha@centricular.com>
Thu, 6 Jan 2022 13:00:11 +0000 (22:00 +0900)
committerGStreamer Marge Bot <gitlab-merge-bot@gstreamer-foundation.org>
Thu, 13 Jan 2022 20:27:50 +0000 (20:27 +0000)
commite63a3a7f310b8e8b45b24d75ade8084c246c6b7b
treeceab1d6a2b0c985d7abc4ab1a8dac5852710ae48
parent7bdb37c01b50fbede1107ed4f003641ad197a1fb
d3d11compositor: Don't try to read empty buffer

The queued buffer may not be readable buffer in case that
upstream sends GAP event or so.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1497>
subprojects/gst-plugins-bad/sys/d3d11/gstd3d11compositor.cpp