Re: upsampling and sinc-filter

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Newsgroups gmane.comp.audio.sox
Message-ID <[email protected]>
The answer is YES? :-)

Am 20.02.2021 um 14:01 schrieb Måns Rullgård:
>
>> Hi all,
>>
>> I want to make 3 changes to a wav-file: 1. bit depth, 2. upsampling and
>> 3. sinc-filter - at one time. For the upsampling I assume -L and for the
>> filter I assume -L. Does Sox calculate this several times in a row? Is
>> this the correct and most effective command?
>>
>> sox 16bit_44_1.wav -b 32 -e float output.wav rate -v -L 88200 sinc -a 80
>> -L -21000 -t 2100
>
> What is the purpose of the lowpass filter here?
>


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