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FreeSWITCH 1.6 Cookbook by Giovanni Maruzzelli, Michael S Collins, Anthony Minessale II

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Using phrase macros to build sound prompts

It is frequently necessary to piece together smaller sound recordings to create longer ones. The FreeSWITCH phrase macro system is a very powerful tool for not only piecing together individual sound files, but also for adding a bit of logic so that your phrases are more than mere amalgamations of individual sound prompts.

In this recipe we will create a simple dialplan extension that will read back to the caller their extension number. We will use a phrase macro to handle the work of stitching together sound prompts and utilizing the say application to read back the caller's extension number.

Getting ready

You will need a text editor and at least one phone for this recipe. It is also recommended that you ...

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