Re: [PATCH 5/6] Add a sigma-delta modulator for DSD encoding

["Måns Rullgård" <mans@mansr.com>]

Eric Wong <normalperson@yhbt.net> writes:

> Mans Rullgard <mans@mansr.com> wrote:
>> This adds a sigma-delta modulator for 1-bit (DSD) encoding.  It is
>> invoked by the "dither" effect when the output precision is 1-bit or
>> manually with choice of the following noise-shaping filters:
>> 
>>   fast   Reasonably good quality while fast enough for real-time
>>          operation.  This is the default.
>> 
>>   hq     Lower noise and distortion than "fast" at the expense of
>>          being much slower.
>> 
>>   audiophile
>>          Somewhat better quality than "hq" and almost twice as slow.
>> 
>>   goldenear
>>          Slightly higher quality than "audiophile" and considerably
>>          slower.
>
> Cute names, but perhaps "fast", "high", "higher", "highest" or even a
> numeric values be more obvious; especially to folks with a smaller
> English vocabulary.

Those names were meant as a bit of a joke.  In fact, the last two modes
could be considered jokes in themselves since they provide only a
minuscule improvement at great expense in computing time.

-- 
Måns Rullgård
mans@mansr.com

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