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Audio: Fix taking a suffix of negative length from a collection #278

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Dec 16, 2024
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Audio: Fix taking a suffix of negative length from a collection #278

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2 changes: 1 addition & 1 deletion Sources/WhisperKit/Core/Audio/AudioProcessor.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -469,7 +469,7 @@ public class AudioProcessor: NSObject, AudioProcessing {
) -> Bool {
// Calculate the number of energy values to consider based on the duration of the next buffer
// Each energy value corresponds to 1 buffer length (100ms of audio), hence we divide by 0.1
let energyValuesToConsider = Int(nextBufferInSeconds / 0.1)
let energyValuesToConsider = max(0, Int(nextBufferInSeconds / 0.1))

// Extract the relevant portion of energy values from the currentRelativeEnergy array
let nextBufferEnergies = relativeEnergy.suffix(energyValuesToConsider)
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