From the course: Audio Mastering Techniques

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Using the Mastered for iTunes AURoundTripAAC Audio Unit tool

Using the Mastered for iTunes AURoundTripAAC Audio Unit tool

From the course: Audio Mastering Techniques

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Using the Mastered for iTunes AURoundTripAAC Audio Unit tool

AU Roundtrip AAC is another tool that can be used to compare an AAC file to the original source audio file to check for clipping. It includes clip and peak detection as well as a simple listening test environment. The audio unit plug-in can be used in any audio unit host applications, such as Logic or AU Lab. AU Lab is available as a free download at apple.com/itunes/mastered-for-itunes and is mainly designed as an audio unit host for developers. But it has an application for audio unit auditioning like this one as well. So after the program is launched, I am going to go up and I'm going to say give us a new file, and in this case what we are going to see is the routing for Input and Output, and you can just go and select exactly where you want. I am just going to keep where it is in Digital Input and Built-in Line Output and create a document. Now this documented in fact gives us an Input Channel, but the Input Channel that it's giving us is the actual input from the microphone, and…

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