Encoder Settings The constants that define the audio encoder settings for the audio recorder class. TopicsSettingsAVEncoderASPFrequencyKeyAVEncoderAudioQualityKeyAVEncoderBitDepthHintKeyAVEncoderBitRateKeyAVEncoderBitRatePerChannelKeyAVEncoderBitRateStrategyKeyAVEncoderContentSourceKeyAVEncoderDynamicRangeControlConfigurationKey See AlsoSettingsSample Rate Conversion SettingsAVAudioQualityAVEncoderAudioQualityKeyTime pitch algorithm settings