AacAudioSpecificConfig
Created by pedro on 29/04/21.
ISO 14496-3
--- core (16 bits) --- audioObjectType 5 = 2 (AAC-LC) samplingFrequencyIndex 4 = 8 (16000, sampleRate) channelConfiguration 4 = 2 (stereo, channel) GASpecificConfig 3 = 000 (frameLengthFlag, dependsOnCoreCoder, extensionFlag) --- extensión SBR (21 bits) --- syncExtensionType 11 = 0x2b7 extensionAudioObjectType 5 = 5 (SBR) sbrPresentFlag 1 = 1 extensionSamplingFreqIndex 4 = 5 (32000, output sampleRate) padding 3 = 0