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Re: How do you get the native bit-depth of the input device?
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Re: How do you get the native bit-depth of the input device?


  • Subject: Re: How do you get the native bit-depth of the input device?
  • From: William Stewart <email@hidden>
  • Date: Mon, 6 Aug 2007 11:57:52 -0700

In AudioHardware.h there are format descriptor properties for the virtual and physical formats of the device. The virtual format is normally the canonical Float32. The physical format is whatever the device is using.


On 02/08/2007, at 2:24 PM, Dave Fernandes wrote:

The AudioOutputUnit nicely provides a stream of Float32 samples. But I would like to choose the bit-depth of the file I am recording to based on the precision of the input device. So how can I determine this precision? The stream format for the input device always says that precision is 32 bits per channel since it is a floating point stream.

Dave Fernandes
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 >How do you get the native bit-depth of the input device? (From: Dave Fernandes <email@hidden>)

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