[Vorbis] Antw: Re: MP3/Vorbis/Opus: What I think I hear

[Ulrich Windl]

>>> Sergei Steshenko <sergstesh at yahoo.com> schrieb am 30.04.2015 um 10:49 in
Nachricht <1532751402.1098106.1430383790973.JavaMail.yahoo at mail.yahoo.com>:
> "Unfortunately my search for a good free player for Android was not very 
> successful" - I presume you are using an Android device.

Yes, but you conclusions are wrong: I mostly listen on Android, simply because most time I'm not at home. But the comparison was made with my PC (Intel HD Audio, foobar2000) and good headphones...

> If that's the case, portable devices have really bad electronics from the 
> point of view of HiFi - because of low voltage and output amplitude being 
> close to power rails.

I know: While my Samsung YEPP had 30 levels for volume, my Galaxy S II has 10 (my older Motorola Z8 only had 8).

> My point is that you are not really comparing one lossy format to another, 
> but rather how the lossy formats artifact sound on bad electronics.

Every chain has some weakest link, but see above.

> "you can't just install codes" - players for all the formats you mention 
> exist as command line applications, and there are interactive shells for 
> Android.

Thanks, I'll try...

Ulrich

> --Sergei.
> 
>  
>       From: Ulrich Windl <Ulrich.Windl at rz.uni-regensburg.de>
>  To: vorbis at xiph.org 
>  Sent: Thursday, April 30, 2015 9:06 AM
>  Subject: [Vorbis] MP3/Vorbis/Opus: What I think I hear
>    
> Hi!
> 
> Sorry, I know the rules for comparing objective subjective listening 
> impressions, but I'd like to know whether from the algorithmic or 
> implementer's point of view the following personal impressions can be 
> confirmed:
> 
> Comparing MP3 with Vorbis at rather high bitrates, I had the impression the 
> Vorbis sounded more crispy, while MP3 sounded somewhat softened.  I preferred 
> Vorbis for that reason.
> When comparing Opus to Vorbis, I got the impression that Opus has a slight 
> tendency towards MP3, but noe I feel Vorbis' crispyness is maybe a little too 
> much, and I think I'll prefer Opus. Unfortunately my search for a good free 
> player for Android was not very successful (the shipped players all can't 
> play Opus, and I think you can't just install codes, or can you?)
> 
> Regards,
> Ulrich
> 
> 
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