Fix a small leak in codec detection
Fix a small leak in codec detection

tieto/farstream,tieto/farstream,shadeslayer/farstream,ahmedammar/skype_farsight2,tieto/farstream,tieto/farstream,ahmedammar/skype_farsight2,shadeslayer/farstream,kakaroto/farstream,pexip/farstream,kakaroto/farstream,kakaroto/farstream,tieto/farstream,ahmedammar/skype_farsight2,shadeslayer/farstream,kakaroto/farstream,pexip/farstream,shadeslayer/farstream,ahmedammar/skype_farsight2,pexip/farstream,pexip/farstream