vp9decoder: fail early if no input caps have been provided
authorHe Junyan <junyan.he@intel.com>
Fri, 24 Feb 2023 13:38:48 +0000 (21:38 +0800)
committerGStreamer Marge Bot <gitlab-merge-bot@gstreamer-foundation.org>
Sat, 25 Feb 2023 10:54:49 +0000 (10:54 +0000)
commitdb70f58faa1ca7431d2ce7e7760ad1bb8dd9fdcd
treead79c80d3fe36c4b48b42e44f067087eae107dcb
parent8ba485e49df75fd84c74c57f2252741a88ae4792
vp9decoder: fail early if no input caps have been provided

The vp9decoder class does not implement the ->parse() virtual function,
and we always need to add the vp9parse element before it. So we should
set_needs_format of the decoder to TRUE, then if no parse before it, it
can fail with a "not-negotiated" error early, rather than go on and
generate unexpected error.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4066>
subprojects/gst-plugins-bad/gst-libs/gst/codecs/gstvp9decoder.c