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ffmpeg: add patch for backport: mpegts-do-not-set-pts-for-missing-dts

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1 parent 55562c8 commit 72b172ee52103a0f4345051e64a29ad6f5b04cc7 @FernetMenta FernetMenta committed Dec 4, 2013
Showing with 29 additions and 0 deletions.
  1. +29 −0 lib/ffmpeg/patches/0059-backport-mpegts-do-not-set-pts-for-missing-dts.patch
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29 lib/ffmpeg/patches/0059-backport-mpegts-do-not-set-pts-for-missing-dts.patch
@@ -0,0 +1,29 @@
+From f65afef1df49f53e14c8d4173ff960fff8d44ecb Mon Sep 17 00:00:00 2001
+From: Rainer Hochecker <fernetmenta@online.de>
+Date: Tue, 3 Dec 2013 10:03:04 +0100
+Subject: [PATCH] mpegts: do not set pts for missing dts in video streams
+
+Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
+---
+ libavformat/mpegts.c | 5 ++++-
+ 1 file changed, 4 insertions(+), 1 deletion(-)
+
+diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
+index 59b0058..d67c63a 100644
+--- a/libavformat/mpegts.c
++++ b/libavformat/mpegts.c
+@@ -972,7 +972,10 @@ static int mpegts_push_data(MpegTSFilter *filter,
+ pes->pts = AV_NOPTS_VALUE;
+ pes->dts = AV_NOPTS_VALUE;
+ if ((flags & 0xc0) == 0x80) {
+- pes->dts = pes->pts = ff_parse_pes_pts(r);
++ pes->pts = ff_parse_pes_pts(r);
++ /* video pts is not monotonic, can't be used for dts */
++ if (pes->st->codec->codec_type != AVMEDIA_TYPE_VIDEO)
++ pes->dts = pes->pts;
+ r += 5;
+ } else if ((flags & 0xc0) == 0xc0) {
+ pes->pts = ff_parse_pes_pts(r);
+--
+1.8.5-rc3
+

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