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audioconvert: run lr4 on tagged channels in generic case

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Mark the LFE channels and run the lowpass filter on them in
the generic case. Generates LFE correctly in 2.1 upmix case.

See #1095
This commit is contained in:
Wim Taymans 2021-04-26 17:34:14 +02:00
parent 71824d0b03
commit 5724093343
3 changed files with 12 additions and 2 deletions
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4
spa/plugins/audioconvert/channelmix-ops-c.c
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@ -78,6 +78,10 @@ channelmix_f32_n_m_c(struct channelmix *mix, uint32_t n_dst, void * SPA_RESTRICT
d[i][n] = sum;
}
}
for (i = 0; i < n_dst; i++) {
if (mix->lr4_info[i] > 0)
lr4_process(&mix->lr4[i], d[i], n_samples);
}
}
}