__________________________
            *                          *
            *  QuickTime Sound Coders  *
            *__________________________*


* _Component_Type_  (_QT_Version_   _QT4_Loc_    _Win32_Support_)
  -> _Name_   _Class_   _SubType_   _QT_Version_   _QT4_Loc_    _Win32_Support_ 

* Sound Manager mixer - 'mixr'
  -> 8-bit Mixer    appl    'mixb'   All   Snd Mngr    Yes
  -> 16-bit Mixer   appl    'mixw'   All   Snd Mngr    Yes

* Sound Manager sound converters - 'sift'   All   Snd Mngr    Yes
* Sound Manager PPC sound converters - 'nift'   All   Snd Mngr    Yes
  -> 16-bit Rate     appl    'ratw'
  -> 8-bit Rate      appl    'ratb'
  -> Sample Format   appl    'conv'
  -> Sound Source    appl    'sour'

* Sound Manager sound effects - 'snfx'      Snd Mngr    Yes
  -> Frequency Equalizer   appl    'eqal'   4.0

* QT sound decompressor components - 'sdec'
  -> No Encoding                  appl    'NONE'      All   Snd Mngr    Yes
  -> unsigned/offset binary       appl    'raw '      All   Snd Mngr    Yes
  -> signed/two's complement
      - Big Endian                appl    'twos'      All   Snd Mngr    Yes
  -> signed/two's complement
      - Little Endian             appl    'sowt'      All   Snd Mngr    Yes
  -> 24-bit Integer               appl    'in24'      2.5   Authoring   Yes
  -> 32-bit Floating Point        appl    'fl32'      2.5   Authoring   Yes
  -> 32-bit Integer               appl    'in32'      2.5   Authoring   Yes
  -> 64-bit Floating Point        appl    'fl64'      2.5   Authoring   Yes
  -> A-law 2:1                    appl    'alaw'      3.0   Snd Mngr    Yes
  -> Apple GSM 10:1               appl    'agsm'      4.0   Strm Extr   Yes
  -> DV                           appl    'dvca'      3.0   Authoring   Yes
  -> DV 4:1                       appl    'dvi '      4.0   Strm Extr   Yes
  -> DV IMA                       appl    'MS$0011'   3.0   Authoring   Yes
  -> Interactive Multimedia
       Association 4:1            appl    'ima4'      2.0   Snd Mngr    Yes
  -> ISO/IEC 14496-3 AAC          appl    'mp4a'      6.0   MPEG-4      Yes
  -> LPC 23:1                     appl    'lpc '      4.0   Strm Extr   Yes
  -> Macintosh Audio
      Compression/Expansion 3:1   appl    'MAC3'      All   Snd Mngr    Yes
  -> MACE 6:1                     appl    'MAC6'      All   Snd Mngr    Yes
  -> MPEG Layer III fixed rate    FhG     'MS$0055'   4.0   Inet Extr   Yes
  -> MPEG Layer III w/ Xing VBR   FhG     'MS$0055'   4.1   Inet Extr   Yes
  -> MPEG Layer-3 alias           FhG     '.mp3'      4.1               Yes
  -> MS ADPCM                     appl    'MS$0002'   3.0   Authoring   Yes
  -> QDesign Music 1              QDes    'QDMC'      3.0   Inet Extr   Yes
  -> QDesign Music 2              QDes    'QDM2'      4.0   Base        Yes
  -> Qualcomm PureVoice(TM)       QCOM    'Qclp'      3.0   Base        Yes
  -> (mu)-law 2:1                 appl    'ulaw'      2.0   Snd Mngr    Yes
  -> Iomega MPEG * layer II       iomg    'str1'      N/A   (Add-on, not built-in)
  -> Iomega MPEG ** layer II      iomg    'str2'      N/A   (Add-on, not built-in)
  -> Iomega MPEG *** layer II     iomg    'str3'      N/A   (Add-on, not built-in)
  -> Iomega MPEG **** layer II    iomg    'str4'      N/A   (Add-on, not built-in)

* QT variable packet audio decoder components - 'adec'
  -> ISO/IEC 14496-3 AAC          appl    'aac '      6.0   MPEG-4      Yes

* QT sound compressor components - 'scom'
  -> No Encoding               appl    'NONE'      All   Snd Mngr    Yes
  -> unsigned/offset binary    appl    'raw '      All   Snd Mngr    Yes
  -> signed/two's complement
      - Big Endian             appl    'twos'      3.0   Snd Mngr    Yes
  -> signed/two's complement
      - Little Endian          appl    'sowt'      3.0   Snd Mngr    Yes
  -> 24-bit Integer            appl    'in24'      2.5   Authoring   Yes
  -> 32-bit Floating Point     appl    'fl32'      2.5   Authoring   Yes
  -> 32-bit Integer            appl    'in32'      2.5   Authoring   Yes
  -> 64-bit Floating Point     appl    'fl64'      2.5   Authoring   Yes
  -> A-law 2:1                 appl    'alaw'      3.0   Authoring   Yes
  -> IMA 4:1                   appl    'ima4'      2.0   Authoring   Yes
  -> ISO/IEC 14496-3 AAC       appl    'mp4a'      6.0   MPG4 Athr   Yes
  -> MACE 3:1                  appl    'MAC3'      All   Authoring   Yes
  -> MACE 6:1                  appl    'MAC6'      All   Authoring   Yes
  -> QDesign Music 1           QDes    'QDMC'      3.0   N/A         Yes
  -> QDesign Music 2           QDes    'QDM2'      4.0   Authoring   Yes
  -> Qualcomm PureVoice(TM)    QCOM    'Qclp'      3.0   Base        Yes
  -> (mu)-law 2:1              appl    'ulaw'      2.0   Authoring   Yes

* QT variable packet audio encoder components - 'aenc'
  -> ISO/IEC 14496-3 AAC       appl    'aac '      6.0   MPG4 Athr   Yes

    Source: geocities.com/xhelmboyx/quicktime/components

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