From 144ae29ddef24d31fd0f113a33dd33f4b67046c4 Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Thu, 26 Feb 2009 14:24:50 +0000
Subject: [PATCH] Implement marker bit, which is used for several RTP payloads
 currently under review. See "[FFmpeg-devel] RTP mark bit not passed to
 parse_packet" thread on mailinglist.

Originally committed as revision 17616 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/rtpdec.c | 2 ++
 libavformat/rtpdec.h | 1 +
 2 files changed, 3 insertions(+)

diff --git a/libavformat/rtpdec.c b/libavformat/rtpdec.c
index 5b7d63db12..3e833a1822 100644
--- a/libavformat/rtpdec.c
+++ b/libavformat/rtpdec.c
@@ -437,6 +437,8 @@ int rtp_parse_packet(RTPDemuxContext *s, AVPacket *pkt,
         return -1;
     }
     payload_type = buf[1] & 0x7f;
+    if (buf[1] & 0x80)
+        flags |= RTP_FLAG_MARKER;
     seq  = AV_RB16(buf + 2);
     timestamp = AV_RB32(buf + 4);
     ssrc = AV_RB32(buf + 8);
diff --git a/libavformat/rtpdec.h b/libavformat/rtpdec.h
index f4bc6fb9b2..c5350e746a 100644
--- a/libavformat/rtpdec.h
+++ b/libavformat/rtpdec.h
@@ -93,6 +93,7 @@ typedef struct {
 } RTPStatistics;
 
 #define RTP_FLAG_KEY    0x1 ///< RTP packet contains a keyframe
+#define RTP_FLAG_MARKER 0x2 ///< RTP marker bit was set for this packet
 /**
  * Packet parsing for "private" payloads in the RTP specs.
  *