Implement iOS pitch-detection and DSP strategies with AVAudioSession and AudioKit.
npx skills add https://github.com/saxjax/saxjaxTuner --skill ios-audio-dsp
Please help me install this Agent Skill. Skill: ios-audio-dsp Source: https://github.com/saxjax/saxjaxTuner/tree/main/.claude/skills/expertise/ios-audio-dsp Command: npx skills add https://github.com/saxjax/saxjaxTuner --skill ios-audio-dsp
Expert guidance for implementing reliable iOS audio DSP workflows, including pitch detection, DSP algorithms, and practical integration tips for mobile apps.
Initialize an iOS audio pipeline and apply an HPS-based pitch detection with parabolic interpolation to detect the fundamental frequency in real-time.
High-intent search queries and answers about installing and using this skill.
Use YIN or HPS algorithms with parabolic interpolation for real-time iOS pitch detection. These methods provide robust fundamental frequency tracking across octaves, ensuring accurate performance for low-latency tuner apps.
HPS, YIN, and FFT peak methods offer varying pitch detection accuracy. YIN excels at precise fundamental frequency detection, HPS handles harmonic signals, and FFT peaks provide fast frequency estimates with parabolic interpolation for refinement.
Yes, you can integrate AVAudioSession and AudioKit for real-time audio processing. This Skill provides integration patterns to configure iOS audio pipelines, enabling low-latency DSP workflows and reliable real-time pitch analysis.
Pitch detection fails across octaves when using basic FFT peaks without interpolation. Applying YIN or HPS algorithms with parabolic interpolation corrects octave errors by accurately identifying the true fundamental frequency.
Yes, windowing is required for iOS audio DSP to reduce spectral leakage before applying FFT peak or HPS algorithms. Proper windowing combined with parabolic interpolation significantly improves pitch detection accuracy.
AudioKit supports real-time audio processing workflows where you implement YIN and HPS algorithms. This Skill provides deployment patterns to build accurate low-latency instrument tuners and analyzers using these DSP strategies.
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Generous-CorpMeasure audio metrics and verify DSP contracts in headless environments.
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