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avcodec/aacsbr_fixed: Replace a noise_facs_q check by an av_assert0

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The replaced check should have become redundant

Found-by: Andreas Cadhalpun <andreas.cadhalpun@googlemail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-11-20 03:36:10 +01:00
parent 03a34ef7a9
commit 8eadabf941
1 changed files with 1 additions and 4 deletions
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5
libavcodec/aacsbr_fixed.c
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@ -192,10 +192,7 @@ static void sbr_dequant(SpectralBandReplication *sbr, int id_aac)
temp1.exp = NOISE_FLOOR_OFFSET - \ temp1.exp = NOISE_FLOOR_OFFSET - \
sbr->data[0].noise_facs_q[e][k] + 2; sbr->data[0].noise_facs_q[e][k] + 2;
temp1.mant = 0x20000000; temp1.mant = 0x20000000;
if (temp1.exp > 66) { // temp1 > 1E20 av_assert0(temp1.exp <= 66);
av_log(NULL, AV_LOG_ERROR, "envelope scalefactor overflow in dequant\n");
temp1 = FLOAT_1;
}
temp2.exp = 12 - sbr->data[1].noise_facs_q[e][k] + 1; temp2.exp = 12 - sbr->data[1].noise_facs_q[e][k] + 1;
temp2.mant = 0x20000000; temp2.mant = 0x20000000;
fac = av_div_sf(temp1, av_add_sf(FLOAT_1, temp2)); fac = av_div_sf(temp1, av_add_sf(FLOAT_1, temp2));