package/ffmpeg/0005-Don-t-accept-mpegts-PMT-that-isn-t-current.patch

From 1f48ee2290e9041b0371eb9a9cb742e9568930a1 Mon Sep 17 00:00:00 2001
From: Joakim Plate <elupus@ecce.se>
Date: Sun, 18 Sep 2011 19:16:34 +0200
Subject: [PATCH 05/13] Don't accept mpegts PMT that isn't current

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 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 5dd28f1..9f85aed 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -572,6 +572,7 @@ typedef struct SectionHeader {
     uint8_t tid;
     uint16_t id;
     uint8_t version;
+    uint8_t current;
     uint8_t sec_num;
     uint8_t last_sec_num;
 } SectionHeader;
@@ -643,6 +644,7 @@ static int parse_section_header(SectionHeader *h,
     val = get8(pp, p_end);
     if (val < 0)
         return val;
+    h->current = val & 0x1;
     h->version = (val >> 1) & 0x1f;
     val = get8(pp, p_end);
     if (val < 0)
@@ -1968,6 +1970,8 @@ static void pat_cb(MpegTSFilter *filter, const uint8_t *section, int section_len
         return;
     if (ts->skip_changes)
         return;
+    if (!h->current)
+        return;
 
     ts->stream->ts_id = h->id;
 
-- 
2.1.0