Audio: Fix subwoofer output in software 5.1 decoding
The FIR filter was only using the first sample of each input packet.
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@ -361,7 +361,7 @@ void DPL2Decode(float *samples, int numsamples, float *out)
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out[cur + 0] = lf[k];
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out[cur + 1] = rf[k];
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out[cur + 2] = cf[k];
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LFE_buf[lfe_pos] = (out[0] + out[1]) / 2;
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LFE_buf[lfe_pos] = (out[cur + 0] + out[cur + 1]) / 2;
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out[cur + 3] = FIRFilter(LFE_buf, lfe_pos, len125, len125, filter_coefs_lfe);
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lfe_pos++;
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if (lfe_pos == len125)
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