https://bugs.gentoo.org/966100
https://github.com/jeremyevans/aqualung/commit/d830ac58984
--- a/src/decoder/dec_lavc.c
+++ b/src/decoder/dec_lavc.c
@@ -362,3 +362,3 @@
 
-	avcodec_close(pd->avCodecCtx);
+	avcodec_free_context(&pd->avCodecCtx);