Re: Using core audio for export
Re: Using core audio for export
- Subject: Re: Using core audio for export
- From: Paul Slocum <email@hidden>
- Date: Fri, 8 Oct 2010 15:33:34 -0400
I haven't done this, but I think you set up your mixer but don't hook
it up to anything, and then call the AudioUnitRender function
repeatedly to render the mixer's audio.
-paul
On Fri, Oct 8, 2010 at 7:13 AM, Zulfiqar Malik
<email@hidden> wrote:
> Hi,
>
> I am using the AUGraph API for realtime audio playback and I want to use the
> same system for exporting because it provides me with all the multi-channel
> mixing capabilities that I need.
>
> However, there are two things that I need to consider for exporting:
>
> 1. I don't want the audio coming out of the speakers while exporting. Is
> there an output device that functions like the HAL output device but doesn't
> actually play anything out of the speakers i.e. tailor made for exporting?
> 2. The AUGraph setup that I have plays the audio in realtime, however while
> exporting I'd like to export as quickly as possible which may mean faster
> than realtime if the computer can handle it. Is this possible? How?
>
> Thanks in advance.
>
> --
> Zulfiqar Malik
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