From c368538667121fb20c5414dfaf0fb273035a0854 Mon Sep 17 00:00:00 2001
From: wm4 <nfxjfg@googlemail.com>
Date: Thu, 4 Sep 2014 21:16:13 +0200
Subject: [PATCH] avformat/srtdec: speed up probing

---
 libavformat/srtdec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavformat/srtdec.c b/libavformat/srtdec.c
index b63d3444d3..f5f3933916 100644
--- a/libavformat/srtdec.c
+++ b/libavformat/srtdec.c
@@ -43,6 +43,7 @@ static int srt_probe(AVProbeData *p)
         if (ff_subtitles_read_line(&tr, buf, sizeof(buf)) < 0)
             break;
         if ((num == i || num + 1 == i)
+            && buf[0] >= '0' && buf[1] <= '9' && strstr(buf, " --> ")
             && sscanf(buf, "%*d:%*2d:%*2d%*1[,.]%*3d --> %*d:%*2d:%*2d%*1[,.]%3d", &v) == 1)
             return AVPROBE_SCORE_MAX;
         num = atoi(buf);