Backport of "glfilter: add parent meta to output buffer for input buffer" into 1.22
requested to merge tpm/gstreamer:mr-4801-backport-into-1.22-glupload-keep-one-reference-of-input-buffer-in-dmabuf-uploader into 1.22
Backport of !4801 (merged) "glfilter: add parent meta to output buffer for input buffer".
Commits:
- 5716ee35 glfilter: add parent meta to output buffer for input buffer