From f7813a5324be39d13ab536c245d15dfc602a7849 Mon Sep 17 00:00:00 2001
From: Tim Redfern <tim@eclectronics.org>
Date: Sun, 29 Dec 2013 12:19:38 +0000
Subject: basic type mechanism working

---
 ffmpeg/libavformat/rtp.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'ffmpeg/libavformat/rtp.h')

diff --git a/ffmpeg/libavformat/rtp.h b/ffmpeg/libavformat/rtp.h
index 1732af8..66a4f3a 100644
--- a/ffmpeg/libavformat/rtp.h
+++ b/ffmpeg/libavformat/rtp.h
@@ -23,6 +23,7 @@
 
 #include "libavformat/avformat.h"
 #include "libavcodec/avcodec.h"
+#include "libavutil/mathematics.h"
 
 /**
  * Return the payload type for a given stream used in the given format context.
@@ -109,4 +110,6 @@ enum RTCPType {
 #define RTP_PT_IS_RTCP(x) (((x) >= RTCP_FIR && (x) <= RTCP_IJ) || \
                            ((x) >= RTCP_SR  && (x) <= RTCP_TOKEN))
 
+#define NTP_TO_RTP_FORMAT(x) av_rescale((x), INT64_C(1) << 32, 1000000)
+
 #endif /* AVFORMAT_RTP_H */
-- 
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