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computeChroma

computeChroma(audioBuffer, hopLength?): Float32Array<ArrayBufferLike>[]

Defined in: packages/pleco-xa/src/scripts/xa-recurrence.js:29

Compute chroma features from audio buffer

any

number = 512

Float32Array<ArrayBufferLike>[]

12 chroma rows × numFrames columns (empty array if the buffer is too short for a single frame)