Difference between revisions of "Spectrogram"
From Hydrogenaudio Knowledgebase
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− | A spectrogram is a graph showing the distribution of energy between frequency bands. | + | {{Stub}} |
+ | A spectrogram is a graph showing the distribution of energy between frequency bands over time. | ||
The data that is necessary to create such a graph is gathered by transforming [[time domain]] ([[PCM]]) data to [[frequency domain]], e.g. using [[FFT]]. | The data that is necessary to create such a graph is gathered by transforming [[time domain]] ([[PCM]]) data to [[frequency domain]], e.g. using [[FFT]]. | ||
+ | [[Category:Signal Processing]] | ||
+ | [[Category:Technical]] |
Revision as of 04:07, 10 May 2022
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A spectrogram is a graph showing the distribution of energy between frequency bands over time.
The data that is necessary to create such a graph is gathered by transforming time domain (PCM) data to frequency domain, e.g. using FFT.