From c0726da9339f9dffdb4eee59fbc551292adf893f Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Wed, 13 May 2015 18:36:19 +0200 Subject: [PATCH] avcodec/mjpegdec: fix len computation in ff_mjpeg_decode_dqt() Signed-off-by: Michael Niedermayer (cherry picked from commit 81cf9108563510dee24f73b2c5d94a7bd07ff747) Signed-off-by: Michael Niedermayer --- libavcodec/mjpegdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index 91b4d79492..946d7be01a 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -150,7 +150,7 @@ int ff_mjpeg_decode_dqt(MJpegDecodeContext *s) s->quant_matrixes[index][s->scantable.permutated[8]]) >> 1; av_log(s->avctx, AV_LOG_DEBUG, "qscale[%d]: %d\n", index, s->qscale[index]); - len -= 65; + len -= 1 + 64 * (1+pr); } return 0; }