Standard-compliant loudness measurements
Audio Toolbox / Measurements
The Loudness Meter block measures the loudness and true-peak of an audio signal based on EBU R 128 and ITU-R BS.1770-4 standards.
Data Types |
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Direct Feedthrough |
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Multidimensional Signals |
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Variable-Size Signals |
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Zero-Crossing Detection |
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[1] International Telecommunication Union; Radiocommunication Sector. Algorithms to Measure Audio Programme Loudness and True-Peak Audio Level. ITU-R BS.1770-4. 2015.
[2] European Broadcasting Union. Loudness Normalisation and Permitted Maximum Level of Audio Signals. EBU R 128. 2014.
[3] European Broadcasting Union. Loudness Metering: 'EBU Mode' Metering to Supplement EBU R 128 Loudness Normalization. EBU R 128 Tech 3341. 2014.