Audio: Fuller subwoofer processing for software 5.1 decode

Code was only using front-left and front-right to calculate bass, but
HRTF code - which this was once based on - uses all five channels and
this sounds fuller.
This commit is contained in:
Adam Moss 2015-01-07 11:58:02 +00:00
parent f324f3f68f
commit 7580069dea
1 changed files with 1 additions and 1 deletions

View File

@ -361,7 +361,7 @@ void DPL2Decode(float *samples, int numsamples, float *out)
out[cur + 0] = lf[k]; out[cur + 0] = lf[k];
out[cur + 1] = rf[k]; out[cur + 1] = rf[k];
out[cur + 2] = cf[k]; out[cur + 2] = cf[k];
LFE_buf[lfe_pos] = (out[cur + 0] + out[cur + 1]) / 2; LFE_buf[lfe_pos] = (lf[k] + rf[k] + 2.0 * cf[k] + lr[k] + rr[k]) / 2.0;
out[cur + 3] = FIRFilter(LFE_buf, lfe_pos, len125, len125, filter_coefs_lfe); out[cur + 3] = FIRFilter(LFE_buf, lfe_pos, len125, len125, filter_coefs_lfe);
lfe_pos++; lfe_pos++;
if (lfe_pos == len125) if (lfe_pos == len125)