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resample: drop useless abs()

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negative sample_index is handled in the block above.
This commit is contained in:
Anton Khirnov 2014-03-04 12:27:17 +01:00
parent 3c84f6b5d2
commit eed752d61d
1 changed files with 2 additions and 2 deletions
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4
libavresample/resample_template.c
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@ -80,8 +80,8 @@ static void SET_TYPE(resample_one)(ResampleContext *c,
} else if (c->linear) { } else if (c->linear) {
FELEM2 v2 = 0; FELEM2 v2 = 0;
for (i = 0; i < c->filter_length; i++) { for (i = 0; i < c->filter_length; i++) {
val += src[abs(sample_index + i)] * (FELEM2)filter[i]; val += src[sample_index + i] * (FELEM2)filter[i];
v2 += src[abs(sample_index + i)] * (FELEM2)filter[i + c->filter_length]; v2 += src[sample_index + i] * (FELEM2)filter[i + c->filter_length];
} }
val += (v2 - val) * (FELEML)frac / c->src_incr; val += (v2 - val) * (FELEML)frac / c->src_incr;
} else { } else {