--- a/lib/codec_ffmpeg.c.orig	2013-07-01 10:18:00.000000000 +0800
+++ a/lib/codec_ffmpeg.c	2013-07-01 10:53:31.340065833 +0800
@@ -449,7 +449,6 @@
 		return NULL;
 	}
 
-	avcodec_init();
 	avcodec_register_all();
 
 	c->format = format;
@@ -470,7 +469,7 @@
 	if (!c->encstate)
 		goto bail;
 	e = c->encstate;
-	e->avctx = avcodec_alloc_context();
+	e->avctx = avcodec_alloc_context3(NULL);
 	if (!e->avctx)
 		goto bail;
 	e->picture = avcodec_alloc_frame();
@@ -491,7 +490,7 @@
 	if (!c->decstate)
 		goto bail;
 	d = c->decstate;
-	d->avctx = avcodec_alloc_context();
+	d->avctx = avcodec_alloc_context3(NULL);
 	if (!d->avctx)
 		goto bail;
 	d->picture = avcodec_alloc_frame();
@@ -576,7 +575,6 @@
 			e->avctx->rtp_payload_size = fragsize;
 			e->avctx->flags |=
 				CODEC_FLAG_TRUNCATED |
-				CODEC_FLAG_H263P_SLICE_STRUCT |
 				CODEC_FLAG2_STRICT_GOP |
 				CODEC_FLAG2_LOCAL_HEADER;
 			e->avctx->rtp_callback = encode_rtp_callback;
@@ -591,7 +589,6 @@
 		e->avctx->rtp_callback = encode_rtp_callback;
 		e->avctx->flags |=
 			CODEC_FLAG_TRUNCATED |
-			CODEC_FLAG_H263P_SLICE_STRUCT |
 			CODEC_FLAG2_STRICT_GOP |
 			CODEC_FLAG2_LOCAL_HEADER;
 
@@ -620,7 +617,7 @@
 		/* e->avctx->flags2 |= CODEC_FLAG2_8X8DCT; */
 
 		/* Access Unit Delimiters */
-		e->avctx->flags2 |= CODEC_FLAG2_AUD;
+		/* e->avctx->flags2 |= CODEC_FLAG2_AUD; */
 
 		/* Allow b-frames to be used as reference */
 		/* e->avctx->flags2 |= CODEC_FLAG2_BPYRAMID; */
@@ -681,7 +678,7 @@
 		goto bail;
 	}
 
-	if (avcodec_open(e->avctx, codec))
+	if (avcodec_open2(e->avctx, codec, NULL))
 	{
 		iaxci_usermsg(IAXC_TEXT_TYPE_ERROR,
 			     "codec_ffmpeg: cannot open encoder %s\n", name);
@@ -696,7 +693,7 @@
 			     ff_dec_id);
 		goto bail;
 	}
-	if (avcodec_open(d->avctx, codec))
+	if (avcodec_open2(d->avctx, codec, NULL))
 	{
 		iaxci_usermsg(IAXC_TEXT_TYPE_ERROR,
 			     "codec_ffmpeg: cannot open decoder %s\n", name);
@@ -728,7 +725,6 @@
 	/* These functions are idempotent, so it is okay that we
 	 * may call them elsewhere at a different time.
 	 */
-	avcodec_init();
 	avcodec_register_all();
 
 	codec_id = map_iaxc_codec_to_avcodec(format);