From 92d24f49f8e702140c5b6103464a1bc18c60e7a7 Mon Sep 17 00:00:00 2001
From: Zdenek Kabelac <kabi@informatics.muni.cz>
Date: Wed, 31 Oct 2001 19:40:53 +0000
Subject: [PATCH] * fixed decoding busy loop
Originally committed as revision 203 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
libavcodec/mpegaudiodec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/mpegaudiodec.c b/libavcodec/mpegaudiodec.c
index 8af804772bd..bbb3ff1c117 100644
--- a/libavcodec/mpegaudiodec.c
+++ b/libavcodec/mpegaudiodec.c
@@ -2270,7 +2270,7 @@ static int decode_frame(AVCodecContext * avctx,
len = HEADER_SIZE - len;
if (len > buf_size)
len = buf_size;
- else if (len > 0) {
+ if (len > 0) {
memcpy(s->inbuf_ptr, buf_ptr, len);
buf_ptr += len;
buf_size -= len;
@@ -2280,6 +2280,7 @@ static int decode_frame(AVCodecContext * avctx,
got_header:
header = (s->inbuf[0] << 24) | (s->inbuf[1] << 16) |
(s->inbuf[2] << 8) | s->inbuf[3];
+
if (check_header(header) < 0) {
/* no sync found : move by one byte (inefficient, but simple!) */
memcpy(s->inbuf, s->inbuf + 1, s->inbuf_ptr - s->inbuf - 1);
--
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