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Code Issues Releases Activity

avcodec/mjpegdec: Check for pixfmtid 0x42111100 || 0x24111100 with more than 8 bits

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These cases are not supported yet

Fixes assertion failure
Fixes: signal_sigabrt_7ffff6ac7bb9_1_cov_1553101927_00.jpg
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-11-25 01:14:38 +01:00
parent e6ea75c5e6
commit 0bf416f262
1 changed files with 4 additions and 0 deletions
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4
libavcodec/mjpegdec.c
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@ -533,8 +533,12 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s)
else s->avctx->pix_fmt = AV_PIX_FMT_YUV420P16;
s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG;
if (pix_fmt_id == 0x42111100) {
if (s->bits > 8)
goto unk_pixfmt;
s->upscale_h = 6;
} else if (pix_fmt_id == 0x24111100) {
if (s->bits > 8)
goto unk_pixfmt;
s->upscale_v = 6;
}
break;