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authorCarl Eugen Hoyos <ceffmpeg@gmail.com>2018-02-11 20:41:32 +0100
committerCarl Eugen Hoyos <ceffmpeg@gmail.com>2018-02-12 22:50:52 +0100
commitd401ba6b3d86091dff2fae326c610f0120ee8853 (patch)
tree1f43e4c09babe4d80408973e94bf3347a1de80aa
parent81d1e1e5094bfb85464f87f51f22b0b5ca4d84bb (diff)
downloadffmpeg-d401ba6b3d86091dff2fae326c610f0120ee8853.tar.gz
lavf/matroskaenc: Force the minimum value for -reserve_index_space to 2.
Fixes an assertion failure: Assertion size >= 2 failed at libavformat/matroskaenc.c:298
-rw-r--r--libavformat/matroskaenc.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index f22c2ab70c..5950b4de44 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -2001,6 +2001,8 @@ static int mkv_write_header(AVFormatContext *s)
}
if ((pb->seekable & AVIO_SEEKABLE_NORMAL) && mkv->reserve_cues_space) {
mkv->cues_pos = avio_tell(pb);
+ if (mkv->reserve_cues_space == 1)
+ mkv->reserve_cues_space++;
put_ebml_void(pb, mkv->reserve_cues_space);
}