Audio settings Configure audio processing settings using standard key and value constants. TopicsFormatsAVAudioFormatAVAudioChannelLayoutAVChannelLayoutKeyLinear PCM format settingsFormat settingsSettingsSample rate conversion settingsAVAudioQualityEncoder settingsTime pitch algorithm settingsConstantsEncoder bit rate strategy valuesAVAUDIOENGINE_HAVE_AUAUDIOUNIT See AlsoCommonMedia assetsMedia reading and writingMedia types and utilitiesVideo settings