On frame decoding failure, return an error if the frame is the same size as
the whole packet, otherwise just log an error message and return the number
of bytes consumed.
---
 libavcodec/mpegaudiodec.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index e3d19c0..004048c 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -1819,8 +1819,15 @@ static int decode_frame(AVCodecContext * avctx,
         *data_size = out_size;
         avctx->sample_rate = s->sample_rate;
         //FIXME maybe move the other codec info stuff from above here too
-    }else
-        av_log(avctx, AV_LOG_DEBUG, "Error while decoding MPEG audio 
frame.\n"); //FIXME return -1 / but also return the number of bytes consumed
+    } else {
+        av_log(avctx, AV_LOG_ERROR, "Error while decoding MPEG audio 
frame.\n");
+        /* Only return an error if the bad frame makes up the whole packet.
+           If there is more data in the packet, just consume the bad frame
+           instead of returning an error, which would discard the whole
+           packet. */
+        if (buf_size == avpkt->size)
+            return out_size;
+    }
     s->frame_size = 0;
     return buf_size;
 }
-- 
1.7.1

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