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lavf/matroskaenc: Force the minimum value for -reserve_index_space to 2.

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Fixes an assertion failure:
Assertion size >= 2 failed at libavformat/matroskaenc.c:298
This commit is contained in:
Carl Eugen Hoyos 2018-02-11 20:41:32 +01:00
parent 81d1e1e509
commit d401ba6b3d
1 changed files with 2 additions and 0 deletions
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libavformat/matroskaenc.c
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@ -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);
}