AVEncoderDynamicRangeControlConfigurationKey Declarationlet AVEncoderDynamicRangeControlConfigurationKey: String See AlsoEncoder setting keysAVEncoderASPFrequencyKeyAVEncoderAudioQualityKeyAVEncoderBitDepthHintKeyAVEncoderBitRateKeyAVEncoderBitRatePerChannelKeyAVEncoderBitRateStrategyKeyAVEncoderContentSourceKey