Backport of "rtspsrc: Also consider "Method Not Valid In This State" error in broken..." into 1.20
requested to merge tpm/gstreamer:backport-mr-3854-into-1.20-rtspsrc-broken-control-url-workaround-method-not-valid-in-this-state into 1.20
Backport of !3854 (merged) "rtspsrc: Also consider "Method Not Valid In This State" error in broken...".
Commits:
- 3ca85189 rtspsrc: Also consider "Method Not Valid In This State" error in broken control URL handling workaround