Re: midi output to multiple channels / instruments through AUSampler
Re: midi output to multiple channels / instruments through AUSampler
- Subject: Re: midi output to multiple channels / instruments through AUSampler
- From: LIN PENG <email@hidden>
- Date: Wed, 17 Apr 2013 17:48:14 +0800
发自我的 iPhone
在 2013-4-17，下午1:28，Hamish Moffatt <email@hidden> 写道：
> On 17/04/13 12:36, Info wrote:
>> Well then perhaps two instances of AUSampler.
>
> Right, so I'm trying multiple instances of AUSampler, connected to a MultiChannelMixer, connected to output unit, but I don't get any sound, even with only a single sampler.
>
> Here's my AUGraph as shown by CAShow() (this is on OSX 10.8):
>
>
> AudioUnitGraph 0xF708060:
>
> Member Nodes:
>
> node 1: 'aumu' 'samp' 'appl', instance 0x8f708061 O I
>
> node 2: 'aumx' 'mcmx' 'appl', instance 0x8f708062 O I
>
> node 3: 'auou' 'def ' 'appl', instance 0x8f708063 O I
>
> Connections:
>
> node 1 bus 0 => node 2 bus 0 [ 2 ch, 44100 Hz, 'lpcm' (0x00000029) 32-bit little-endian float, deinterleaved]
>
> node 2 bus 0 => node 3 bus 0 [ 2 ch, 44100 Hz, 'lpcm' (0x00000029) 32-bit little-endian float, deinterleaved]
>
> CurrentState:
>
> mLastUpdateError=0, eventsToProcess=F, isRunning=T (1)
>
>
>
> I don't get any errors, but no sound. Do I need to enable the inputs on the mixer some how, or set gain/levels?
>
> It works fine if I connect the sampler directly to the output unit, bypassing the mixer.
>
>
> Hamish
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