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Mellon Audio Preservation Project (2008-2010)
Filenaming & BEXT Specs
  Path: Digital Library Projects  : Digital PreservationMellon Audio Preservation :  File naming


 File Naming Specification

  • Master ("Raw") File Names

    Last_First_CLIO#_TapeSequence#_FaceSequence#_RegionSequence#_m.wav

  • Rendered ("Cooked") File Names:

    Last_First_CLIO#_FileSequence#_r.wav

 Folder / File Hierarchy

1st level folder: [Last Name]_[First Name]_[CLIO ID]
2nd level folder: "Master", "Rendered", "ADL"   [<-- NB]
3rd level:  [File name]

Example

Andrews_UJ_6880560
  Master
    Andrews_UJ_6880560_01_m.wav
    Andrews_UJ_6880560_01_m.wav.md5
  Rendered
    Andrews_UJ_6880560_01_r.wav
    Andrews_UJ_6880560_01_r.wav.md5
  ADL
    Andrews_UJ_6880560_01.adl
    Andrews_UJ_6880560_01.adl.md5

 Broadcast Wave File Audio Extension chunk (BEXT)

  1. Description field (256 char.):
    • "Raw" -- Last Name; First Name; Project ID; Date; Session #; Notes -- as follows:

      BEXT Description Field Element Source CUL Spreadsheet Element Example
      Last Name Last_Name "Andrews"
      First Name First_Name "U.J."
      Project ID Project_# "4"
      Date Recording_Date(s) "8/17/71"
      Session # Session(s) "session 1 of 1"
      Notes Misc_Notes "with George McElroy, '#41'"

      E.g.,
         "Andrews; U.J.; 4; 8/17/71; session 1 of 1; with George McElroy, '#41'"

         "Benjamin; Herbert; 8p; 1/5/77-3/15/77; sessions 11 and 12 of 12; sessions 1-10 on cassette in box 150A, backside label has false info"

    • "Rendered" --   CLIO; Name   [<-- QUESTION: Why so few elements?]

      BEXT Description Field Element Source CUL Spreadsheet Element Example
      CLIO ID CLIO_ID 6880560
      Last Name Last_Name "Andrews"
      First Name First_Name "U.J."

      E.g.,
         "6880560; Andrews; U.J."
         "6984774; McElroy; George"

  2. Originator field (32 char.): "Columbia University Libraries"

  3. Originator Reference (32 char.): [CLIO ID]

  4. Origination Date
    "Ten ASCII characters containing the date of creation of the audio sequence. The format
    is “yyyy-mm-dd” (year-month-day)."

  5. Coding History fields:
    "Non-restricted ASCII characters, containing a collection of strings terminated by CR/
    LF. Each string contains a description of a coding process applied to the audio data.
    Each new coding application is required to add a new string with the appropriate information." (See R98-1999 format for the <CodingHistory> field in BWF files.)

 


 

 

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Last revision: 02/20/09
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