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avcodec/cfhd: Use the actual count instead of the expected in peak_table()

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Fixes: out of array access (no testcase)

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2018-08-13 00:58:32 +02:00
parent 2c1613ac94
commit 77429b4217
1 changed files with 1 additions and 1 deletions
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2
libavcodec/cfhd.c
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@ -697,7 +697,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data, int *got_frame,
goto end;
}
if (s->peak.level)
peak_table(coeff_data - expected, &s->peak, expected);
peak_table(coeff_data - count, &s->peak, count);
if (s->difference_coding)
difference_coding(s->plane[s->channel_num].subband[s->subband_num_actual], highpass_width, highpass_height);