Re: iPhone SW Decoding Performance of MP3 vs AAC
Re: iPhone SW Decoding Performance of MP3 vs AAC
- Subject: Re: iPhone SW Decoding Performance of MP3 vs AAC
- From: McD <email@hidden>
- Date: Thu, 8 Apr 2010 11:43:56 -0700 (PDT)
Sorry. I meant decoding. Everything I wrote relates to decoding. No
encoding was done. Any ideas?
--- On Thu, 4/8/10, James McCartney <email@hidden> wrote:
From: James McCartney <email@hidden>
Subject: Re: iPhone SW Decoding Performance of MP3 vs AAC
To: "McD" <email@hidden>
Cc: email@hidden
Date: Thursday, April 8, 2010, 1:15 PM
> My understanding is that AAC should be more efficient than MP3 for SW decoding.
> ...
> However, my results seem to indicate the opposite.
> ...
> I am getting 0.79-0.92 CPU time for AAC encoding and 0.65-0.68 for the mp3 encoding. This result indicates the opposite of what I've read is correct.
?
first you talk about decoding performance then you compare encoding
performance.
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