Evaluations of Cascaded Audio Codecs

EBU Tech 3309

The purpose of this document is to propose some guidance to broascasters as to how it would be possible to avoid excessive quality degradation in practical operations in a typical broadcasting chain that contains a number of different audio compression and decompression schemes (codecs).

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The purpose of this document is to propose some guidance to broascasters as to how it would be possible to avoid excessive quality degradation in practical operations in a typical broadcasting chain that contains a number of different audio compression and decompression schemes (codecs). The nine  audio test sequences described in the document are available HERE. EBU Terms of Use for these sequences