Index: alsa-plugins-1.0.14rc1/a52/pcm_a52.c
===================================================================
--- alsa-plugins-1.0.14rc1.orig/a52/pcm_a52.c
+++ alsa-plugins-1.0.14rc1/a52/pcm_a52.c
@@ -421,6 +421,8 @@ static int a52_prepare(snd_pcm_ioplug_t 
 {
 	struct a52_ctx *rec = io->private_data;
 
+        avcodec_init();
+
 	a52_free(rec);
 
 	rec->avctx = avcodec_alloc_context();