Files
LibreELEC.tv/packages/multimedia/ffmpeg/patches/0.10.6/ffmpeg-0.10.6-0008-Don-t-reparse-PMT-unless-it-s-version-has-changed.patch
Stephan Raue 919d71078b ffmpeg: move patches in own versioning dir
Signed-off-by: Stephan Raue <stephan@openelec.tv>
2013-04-13 10:44:51 +02:00

44 lines
1.4 KiB
Diff

From 5fecd135de1486be63e0cef53134c44f8b4becd6 Mon Sep 17 00:00:00 2001
From: Joakim Plate <elupus@ecce.se>
Date: Sun, 18 Sep 2011 19:17:23 +0200
Subject: [PATCH 08/24] Don't reparse PMT unless it's version has changed
---
libavformat/mpegts.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 817fbed..8bdafc5 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -78,6 +78,7 @@ struct MpegTSFilter {
int pid;
int es_id;
int last_cc; /* last cc code (-1 if first packet) */
+ int last_version; /* last version of data on this pid */
enum MpegTSFilterType type;
union {
MpegTSPESFilter pes_filter;
@@ -334,6 +335,7 @@ static MpegTSFilter *mpegts_open_section_filter(MpegTSContext *ts, unsigned int
filter->pid = pid;
filter->es_id = -1;
filter->last_cc = -1;
+ filter->last_version = -1;
sec = &filter->u.section_filter;
sec->section_cb = section_cb;
sec->opaque = opaque;
@@ -1560,6 +1562,10 @@ static void pat_cb(MpegTSFilter *filter, const uint8_t *section, int section_len
return;
if (!h->current)
return;
+ if (h->version == filter->last_version)
+ return;
+ filter->last_version = h->version;
+ av_dlog(ts->stream, "version=%d\n", filter->last_version);
ts->stream->ts_id = h->id;
--
1.7.9.4