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Subject: Re: Replaygain prevent clipping on by default

Re: Replaygain prevent clipping on by default

From: Alex Parker <parker.alex.e_at_gmail.com>
Date: Mon, 15 Oct 2012 21:53:43 +0100

On 15/10/12 21:48, Thomas Martitz wrote:

>
> I don't think we should turn it on by default.
>
> a) It imposes quite a CPU load on affected files, since it requires more
> DSP processing (in contrast to just replay gain).

Well according to Torne it is essentially free
(http://forums.rockbox.org/index.php/topic,38781.msg207084.html#msg207084)

So who is right?

>
> b) Also, I think it may alter the sound (even if it only affects volume)
> too much in certain cases. Especially on albums the songs may become
> unequally load (because the clipping protection turns down some songs
> more than others).

If we are going to not alter sound at all by default shouldn't we not
turn on replaygain by default? And if we are going to turn on
replaygain by default on the assumption that if people have tagged their
files they want to use it that they will want to use all the capabilities?

>
> c) People (including me) may prefer to risk some slight clipping over
> unequal loudness throughout albums, especially since it comes with a
> battery life cost. But then I haven't really heard clipping in my
> collection. Anyway, I have turned it off and would explicitly do this if
> it becomes default.

Not an argument for or against, just a personal preference.

>
> I can see clipping protection be a useful feature for many people. But
> it's not without drawbacks and for me it's more of an anti-feature, so I
> vote against this.
>
> Best regards.
Received on 2012-10-15


Page was last modified "Jan 10 2012" The Rockbox Crew
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