[FFmpeg-cvslog] r13691 - trunk/libavcodec/ac3dec.c

[jbr]

Author: jbr
Date: Sun Jun  8 00:29:27 2008
New Revision: 13691

Log:
skip unsupported frame types and substream id's


Modified:
   trunk/libavcodec/ac3dec.c

Modified: trunk/libavcodec/ac3dec.c
==============================================================================
--- trunk/libavcodec/ac3dec.c	(original)
+++ trunk/libavcodec/ac3dec.c	Sun Jun  8 00:29:27 2008
@@ -1175,7 +1175,14 @@ static int ac3_decode_frame(AVCodecConte
                 av_log(avctx, AV_LOG_ERROR, "invalid frame size\n");
                 break;
             case AC3_PARSE_ERROR_FRAME_TYPE:
+                /* skip frame if CRC is ok. otherwise use error concealment. */
+                /* TODO: add support for substreams and dependent frames */
+                if(s->frame_type == EAC3_FRAME_TYPE_DEPENDENT || s->substreamid) {
+                    av_log(avctx, AV_LOG_ERROR, "unsupported frame type : skipping frame\n");
+                    return s->frame_size;
+                } else {
                 av_log(avctx, AV_LOG_ERROR, "invalid frame type\n");
+                }
                 break;
             default:
                 av_log(avctx, AV_LOG_ERROR, "invalid header\n");