MediaSDK does not support to handle extbuff with id MFX_EXTBUFF_VIDEO_SIGNAL_INFO for mjpegenc and vp9enc. Hence, need to exclude mjpeg and vp9 when passing color properties to MediaSDK during msdkenc initialization. Fix issue: https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/764 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1101>