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fix(synth): prevent audio thread spin loops and GC storms on playback end #2711

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fix(synth): prevent audio thread spin loops and GC storms on playback end #2711

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3 changes: 2 additions & 1 deletion packages/alphatab/src/synth/AlphaSynth.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -308,7 +308,8 @@ export class AlphaSynthBase implements IAlphaSynth {
}
} else {
// Tell output that there is no data left for it.
const samples: Float32Array = new Float32Array(0);
// Send silence instead of 0-length array to prevent audio track underrun.
const samples: Float32Array = new Float32Array(SynthConstants.MicroBufferSize * SynthConstants.MicroBufferCount * SynthConstants.AudioChannels);
this.output.addSamples(samples);
}
}
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