[pulseaudio-discuss] Biquad LR4 for module-lfe-lp

Thomas Martitz kugel at rockbox.org
Tue Apr 2 23:03:25 PDT 2013

Am 31.03.2013 05:56, schrieb Alexander E. Patrakov:
> 2013/3/30 Justin Chudgar <justin at justinzane.com>:
>>> The "unwanted frequencies are discarded" part is what you did wrong.
>> I disagree with this analysis for this use-case. If this implementation were
>> in remix.c it would make sense. However, it works with fictitious, synthetic,
>> duplicated, averaged, generally boooooooogus (can't find quite the right
>> adjective) source data. This module does NOT do remixing. Though I would
>> prefer this to be done in remix.c, many people have said that it should be in
>> a module and I am simply trying to achieve what I want within the guidelines
>> laid out by more experienced and smarter pulseaudio community members.
> OK. Since there are contradicting requirements put on you by different
> people, let there be two modules. One for your use case (discard high
> frequencies from the LFE channel, add phase delays to other channels
> accordingly), one for my use case (move bass to subwoofer from other
> channels). And yes, our use cases both matter, and they differ also by
> the selection of the source material. I was talking more with music
> DVDs and BluRays in mind, you had CDs.
> Still, I reserve the right to review the code.

Just don't expect him to implement your use case :)

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