avcodec/movtextenc: Reset array counter after freeing array

Otherwise the mov_text encoder can segfault when given subtitles with more
than one AVSubtitleRect if one of the first nb_rects - 1 rects contained
a style attribute.

Reviewed-by: Philip Langdale <philipl@overt.org>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
pull/355/head
Andreas Rheinhardt 4 years ago
parent 56b3726ed2
commit 8d4431955c
  1. 1
      libavcodec/movtextenc.c

@ -102,6 +102,7 @@ static void mov_text_cleanup(MovTextContext *s)
av_freep(&s->style_attributes[j]);
}
av_freep(&s->style_attributes);
s->count = 0;
}
if (s->style_attributes_temp) {
*s->style_attributes_temp = s->d;

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