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avfilter/af_sofalizer: fix crash when ir size is not aligned, usually when n_samples are not power of 2

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2016-03-04 10:36:11 +01:00
parent 2761e250cc
commit 79a54f30c8
1 changed files with 9 additions and 2 deletions
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11
libavfilter/af_sofalizer.c
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@ -490,8 +490,15 @@ static int compensate_volume(AVFilterContext *ctx)
av_log(ctx, AV_LOG_DEBUG, "Compensate-factor: %f\n", compensate);
ir = sofa->data_ir;
/* apply volume compensation to IRs */
s->fdsp->vector_fmul_scalar(ir, ir, compensate, sofa->n_samples * sofa->m_dim * 2);
emms_c();
if (sofa->n_samples & 31) {
int i;
for (i = 0; i < sofa->n_samples * sofa->m_dim * 2; i++) {
ir[i] = ir[i] * compensate;
}
} else {
s->fdsp->vector_fmul_scalar(ir, ir, compensate, sofa->n_samples * sofa->m_dim * 2);
emms_c();
}
}
return 0;