From aa0cb16c15a5b30f78542f18e3fa65de005cf084 Mon Sep 17 00:00:00 2001
From: Marton Balint <cus@passwd.hu>
Date: Thu, 19 Jul 2012 01:23:20 +0200
Subject: [PATCH] mxf: Fix off by one error in d10 aes3 decoding
Without this fix the last sample was missing from the packet.
---
libavformat/mxfdec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index 37e1cfa4469..3299e16528c 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -312,7 +312,7 @@ static int mxf_get_d10_aes3_packet(AVIOContext *pb, AVStream *st, AVPacket *pkt,
data_ptr = pkt->data;
end_ptr = pkt->data + length;
buf_ptr = pkt->data + 4; /* skip SMPTE 331M header */
- for (; buf_ptr + st->codec->channels*4 < end_ptr; ) {
+ for (; end_ptr - buf_ptr >= st->codec->channels * 4; ) {
for (i = 0; i < st->codec->channels; i++) {
uint32_t sample = bytestream_get_le32(&buf_ptr);
if (st->codec->bits_per_coded_sample == 24)
--
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