export declare enum MPEG4AudioObjectTypes {
    kNull = 0,
    kAACMain = 1,
    kAAC_LC = 2,// LC-AAC
    kAAC_SSR = 3,
    kAAC_LTP = 4,
    kAAC_SBR = 5,// HE-AAC
    kAAC_Scalable = 6,
    kLayer1 = 32,
    kLayer2 = 33,
    kLayer3 = 34
}
export declare enum MPEG4SamplingFrequencyIndex {
    k96000Hz = 0,
    k88200Hz = 1,
    k64000Hz = 2,
    k48000Hz = 3,
    k44100Hz = 4,
    k32000Hz = 5,
    k24000Hz = 6,
    k22050Hz = 7,
    k16000Hz = 8,
    k12000Hz = 9,
    k11025Hz = 10,
    k8000Hz = 11,
    k7350Hz = 12
}
export declare const MPEG4SamplingFrequencies: number[];