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From: "Peter P." <peterparker@fastmail.com>
To: sox-users@lists.sourceforge.net
Subject: Re: Prevent SoX from doing the clipping?
Date: Fri, 5 Jun 2020 10:05:08 +0200
Message-ID: <20200605080508.thtemzpzfd7jzbuz@fastmail.com> (raw)
In-Reply-To: <CAB+hYN3xi5BDCpw04KCCv9bZfr1m4gUf=xaUYf6VRJYSsQ-mnQ@mail.gmail.com>

* Danijel DOMAZET <p-danijel.domazet@devialet.com> [2020-06-05 09:19]:
> Hi list,
> 
> I have a heavily "overflowed" WAV file (samples written in float 32-bit
> format): instead of [-1.0,+1.0], the samples range goes as far as
> [-5.0,+5.0].
> 
> Using SoX to get raw PCM audio samples from WAV file:
> 
> `sox --bits 32 --channels 1 --encoding floating-point --rate 48000
> input.wav output.raw`
> 
> I get warnings:
> 
>     sox WARN sox: `input.wav' input clipped 1163400 samples
>     sox WARN sox: `output.raw' output clipped 605664 samples; decrease
> volume?
> 
> When I look into the output, I see the samples were clipped, and the range
> is [-1.0,+1.0] now. However, that is not what I want.
> 
> I would like to have exactly the same output as input, just in different
> format (RAW instead of WAV). Is there a way to prevent SoX from doing the
> clipping?
Does the RAW format support 32bit floats? Would it be possible for you
to rescale volume using the "norm" effect?
> 
> Thanks!
> Danijel Domazet
> 
> -- 
> - Confidential -

also confidential
Peter



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Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-05  6:54 Danijel DOMAZET
2020-06-05  8:05 ` Peter P. [this message]
2020-06-05  8:31 ` Måns Rullgård
2020-06-05  8:39   ` Danijel DOMAZET
2020-06-06 18:02 ` Jan Stary
2020-06-06 18:03 ` Jan Stary

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