fhgaacenc version 20120624 by tmkk. Modified by Case 20151024.
Usage: fhgaacenc.exe [options] infile [outfile]
  Note: pass - as infile to encode from stdin.
        pass - as outfile to encode to stdout (ADTS only).

  General encoding options
        --cbr <bitrate> : encode in CBR mode, bitrate=8..576
        --vbr <preset>  : encode in VBR mode, preset=1..6 [default, preset 4]
            1: HE-AAC v2  (~32 kbps)
            2: HE-AAC     (~64 kbps)
            3: AAC LC     (~96 kbps)
            4: AAC LC    (~128 kbps)
            5: AAC LC    (~192 kbps)
            6: AAC LC    (~256 kbps)
        --profile <auto|lc|he|hev2> : choose AAC profile (only for CBR mode)
            auto : automatically choose the optimum profile
                   according to the bitrate [default]
            lc   : force use LC-AAC profile
            he   : force use HE-AAC (AAC+SBR) profile
            hev2 : force use HE-AAC v2 (AAC+SBR+PS) profile
        --adts : use ADTS container instead of MPEG-4
  Other options
        --ignorelength : ignore the size of data chunk when encoding from pipe
        --quiet        : don't print the progress