From 4f6a1c974ff69afa5b40ced0c9e39c90da73235a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Reimar=20D=C3=B6ffinger?= <Reimar.Doeffinger@gmx.de>
Date: Mon, 30 Apr 2012 22:48:42 +0200
Subject: [PATCH] Fix parsing of -force_key_frames option.
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Currently it always exits with an error when more than
one position is specified.
Fixes trac issue #1266.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
---
 ffmpeg.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ffmpeg.c b/ffmpeg.c
index abceb3f50e..37817ccef4 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -4380,9 +4380,12 @@ static void parse_forced_key_frames(char *kf, OutputStream *ost)
         av_log(NULL, AV_LOG_FATAL, "Could not allocate forced key frames array.\n");
         exit_program(1);
     }
+    p = kf;
     for (i = 0; i < n; i++) {
-        p = i ? strchr(p, ',') + 1 : kf;
+        char *next = strchr(p, ',');
+        if (next) *next++ = 0;
         ost->forced_kf_pts[i] = parse_time_or_die("force_key_frames", p, 1);
+        p = next;
     }
 }