tag

#avfaudio

2 posts

macOSDeep Dive October 3, 2026 8 min read

AVAudioEngine on macOS: Graph Construction, Format Negotiation, and Recovery

Build resilient AVAudioEngine graphs by validating node formats, owning graph changes, handling start failures, and recovering from device reconfiguration.

#macos#avfaudio#audio-engine

macOSDeep Dive October 3, 2026 7 min read

AVSpeechSynthesizer on macOS: Utterance Queues, Voice Selection, and Cancellation

Integrate AVSpeechSynthesizer with retained ownership, language-aware voices, UTF-16 speech ranges, queue policy, interruption handling, and cleanup.

#macos#avfaudio#speech-synthesis