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From cb7c19124165508ae5f38a385a14f9c13b096a27 Mon Sep 17 00:00:00 2001
From: Joakim Plate <elupus@ecce.se>
Date: Fri, 26 Nov 2010 20:56:48 +0000
Subject: [PATCH 10/13] fixed: memleak in mpegts demuxer on some malformed (??)
mpegts files with too large pes packets
at-visions sample file brokenStream.mpg
Patch part of the XBMC patch set for ffmpeg, downloaded from
https://github.com/xbmc/FFmpeg/.
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
libavformat/mpegts.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index d5a8a45..e070f1f 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -832,6 +832,10 @@ static void reset_pes_packet_state(PESContext *pes)
static void new_pes_packet(PESContext *pes, AVPacket *pkt)
{
+ if(pkt->data) {
+ av_log(pes->stream, AV_LOG_ERROR, "ignoring previously allocated packet on stream %d
", pkt->stream_index);
+ av_free_packet(pkt);
+ }
av_init_packet(pkt);
pkt->buf = pes->buffer;
@@ -2649,6 +2653,8 @@ static int mpegts_read_packet(AVFormatContext *s, AVPacket *pkt)
pkt->size = -1;
ts->pkt = pkt;
+ ts->pkt->data = NULL;
+
ret = handle_packets(ts, 0);
if (ret < 0) {
av_free_packet(ts->pkt);
--
2.1.0
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