v4l2src: Add input signal status detection
authorNicolas Dufresne <nicolas.dufresne@collabora.com>
Mon, 8 Feb 2021 22:26:20 +0000 (17:26 -0500)
committerNicolas Dufresne <nicolas.dufresne@collabora.com>
Fri, 19 Feb 2021 21:02:02 +0000 (16:02 -0500)
commitc386aa43ccf92f7ea81cb61b4a54e5c913816bdb
treebecd92b8639d3a008a83efa3f2dfd14ebe3f80d6
parent293abe0675629d5ac1610f4c57ebd0286d373e1f
v4l2src: Add input signal status detection

As part of the support to select a preferred size, we can also
detect the signal status. This is a split patch so that feature
is separated to ease review.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/870>
sys/v4l2/gstv4l2src.c
sys/v4l2/gstv4l2src.h