[FFmpeg-devel] [PATCH] avcodec/jpeg2000dec: Zero code and quant style
Michael Niedermayer
michaelni at gmx.at
Sat Aug 31 03:45:10 CEST 2013
This prevents future frames from using half initialized/inconsistent
structures
Fixes assertion failure
Fixes Ticket2897
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
libavcodec/jpeg2000dec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 3f22ead..6e8f0d6 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -1369,6 +1369,8 @@ static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
}
}
av_freep(&s->tile);
+ memset(s->codsty, 0, sizeof(s->codsty));
+ memset(s->qntsty, 0, sizeof(s->qntsty));
s->numXtiles = s->numYtiles = 0;
}
--
1.7.9.5
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