Re: Getting PCM data from MP3/AAC/ALAC File
Re: Getting PCM data from MP3/AAC/ALAC File
- Subject: Re: Getting PCM data from MP3/AAC/ALAC File
- From: "Hamish Allan" <email@hidden>
- Date: Sun, 21 Dec 2008 14:33:18 +0000
On Sun, Dec 21, 2008 at 4:03 AM, Brian Willoughby <email@hidden> wrote:
> The iPhone is quite the newcomer to the CoreAudio family. CoreAudio has
> been around for almost a decade, I think, and it has been 32-bit Linear PCM
> float during all of that time. The iPhone is probably the first OSX
> platform which cannot support high MIPS rates with 32-bit floats, so the
> recent change to CoreAudio to have an additional platform-specific default
> of 8.24 integers is for performance reasons. AudioUnits are also quite
> limited with the current iPhone system.
>
> If you're not working on the iPhone, then William's comments are dead-on.
Quite so. I wouldn't have brought it up, but for that the OP is
working on the iPhone.
Hamish
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