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avcodec/jpeg2000dec: fix error detection in pix_fmt_match()

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Fixes out of array accesses with CODEC_FLAG_EMU_EDGE

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 8001e9f7d1)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-01-20 18:40:37 +01:00
parent 7c17207ab9
commit ca5d6c615e
1 changed files with 2 additions and 1 deletions
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3
libavcodec/jpeg2000dec.c
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@ -344,7 +344,7 @@ static int get_siz(Jpeg2000DecoderContext *s)
break;
}
}
if (s->avctx->pix_fmt == AV_PIX_FMT_NONE) {
if (i == possible_fmts_nb) {
av_log(s->avctx, AV_LOG_ERROR,
"Unknown pix_fmt, profile: %d, colour_space: %d, "
"components: %d, precision: %d, "
@ -354,6 +354,7 @@ static int get_siz(Jpeg2000DecoderContext *s)
ncomponents > 2 ? s->cdy[1] : 0,
ncomponents > 2 ? s->cdx[2] : 0,
ncomponents > 2 ? s->cdy[2] : 0);
return AVERROR_PATCHWELCOME;
}
return 0;
}