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The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
The Strachwitz Frontera Digital
Archive of Mexican and Mexican-
American Recordings
Stephen DavisonGordon Theil
TECH TALK #12Dec. 18, 2003
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Participants
• Arhoolie Foundation– Chris Strachwitz
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Participants
• Arhoolie Foundation– Chris Strachwitz
• UCLA– Chicano Studies Research Center– Music Library– Digital Library Program
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Participants
• Arhoolie Foundation– Chris Strachwitz
• UCLA– Chicano Studies Research Center– Music Library– Digital Library Program
• Los Tigres del Norte Foundation
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Participants
• Arhoolie Foundation– Chris Strachwitz
• UCLA– Chicano Studies Research Center– Music Library– Digital Library Program
• Los Tigres del Norte Foundation
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Project outline
1. Digitization2. Data import, editing3. Production
a. Infrastructure• Application programming• Website design
b. Data• Create audio & image derivatives• Data upload
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Some digital audio statistics
• Audio masters: 24 bit samples, 96kHz– 138,240,000 bits/sec. = 16.5
MB/min.– 30,000 3-minute recordings
1,483,154 MB = 1.4 terabytes
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Some digital audio statistics
• Audio masters: 24 bit samples, 96kHz– 138,240,000 bits/sec. = 16.5
MB/min.– 30,000 3-minute recordings
1,483,154 MB = 1.4 terabytes
• Audio submasters: 16 bit, 44.1kHz– 42,336,000 bits/sec. = 5.0
MB/min.
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Some digital audio statistics
• Audio masters: 24 bit samples, 96kHz– 138,240,000 bits/sec. = 16.5 MB/min.– 30,000 3-minute recordings
1,483,154 MB = 1.4 terabytes
• Audio submasters: 16 bit, 44.1kHz– 42,336,000 bits/sec. = 5.0 MB/min.
• Service copies (web delivery, reference)– MPEG Audio Layer 3 (MP3)– 128,000 bits/sec (128 kbps)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Some digital audio statistics
• Audio masters: 24 bit samples, 96kHz– 138,240,000 bits/sec. = 16.5 MB/min.– 30,000 3-minute recordings
1,483,154 MB = 1.4 terabytes
• Audio submasters: 16 bit, 44.1kHz– 42,336,000 bits/sec. = 5.0 MB/min.
• Service copies (web delivery, reference)– MPEG Audio Layer 3 (MP3)– 128,000 bits/sec (128 kbps)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization
• At Arhoolie Records in El Cerrito, CA– Tom Diamant, Manager of
Arhoolie Records
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization
• At Arhoolie Records in El Cerrito, CA
• Disc cleaning
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization
• At Arhoolie Records in El Cerrito, CA
• Disc cleaning• Choice of stylus
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization• At Arhoolie Records in El Cerrito,
CA• Disc cleaning• Choice of stylus• Audio digitization (real time)
– Technics Sp-15 Turntable, Shure M44G Cartridge, Elberg MD12 pre-amp, Prism Sound Dream AD-2 A/D converter, Digital Audio Labs CardDeluxe sound card, Wavelab 3.0 software, 24/96 transfer
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization
• At Arhoolie Records in El Cerrito, CA
• Disc cleaning• Choice of stylus• Audio digitization (real time)• Create keywords
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization
• At Arhoolie Records in El Cerrito, CA
• Disc cleaning• Choice of stylus• Audio digitization (real time)• Create keywords• Scan label
– 300 dpi, 24 bit color
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization
• At Arhoolie Records in El Cerrito, CA
• Disc cleaning• Choice of stylus• Audio digitization (real time)• Create keywords• Scan label• Copy data, audio files, images
to DVD-R
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization• At Arhoolie Records in El Cerrito,
CA• Disc cleaning• Choice of stylus• Audio digitization (real time)• Create keywords• Scan label• Copy data, audio files, images to
DVD-R• Mail to UCLA
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
1. Digitization• At Arhoolie Records in El Cerrito,
CA• Disc cleaning• Choice of stylus• Audio digitization (real time)• Create keywords• Scan label• Copy data, audio files, images to
DVD-R• Mail to UCLA
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Filen: idl_277-A_R-277-ALabel: IdealCatalog no.: 277-AMatrix no.: R-277-AAlt. mat. no.: A 11958Title: Perdi A Mi MadreComposer: Gonzalez, M.E.Genre: CanciónArtist/Label: Los Dos ManuelesArtist/Real name: Gonzalez, Manuel & Valdez, ManuelAccompaniment: Conjunto Ideal y Narciso MartinezKeywords: funeral lament despairNotes: 78 was sent for processing of 2000 copies on February 18, 1949 along with an order
for 3000 labels.Transfer date: 3/7/02Stylus: 2
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Data import, editing
• Map data to UCLA Core DB
DC_Identifier: idl_277-A_R-277-ADC_Title: Perdí A Mi MadreDC_Descr.: <genre>Canción</genre>
<matrix>R-277-A</matrix><matrix>A 11958</matrix><note>Conjunto Ideal y Narciso Martinez</note><note>78 was sent for processing of 2000 copies on February18, 1949 along with an order for 3000 labels.</note>
DC_Publisher: Ideal 277-ADC_Language: Spanish
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB• Edit names to conform to
controlled list
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Data import, editing
• Map data to UCLA Core DB• Edit names to conform to
controlled list
DC_Identifier: idl_277-A_R-277-ADC_Title: Perdí A Mi MadreDC_Descr.: <genre>Canción</genre>
<matrix>R-277-A</matrix><matrix>A 11958</matrix><note>Conjunto Ideal y Narciso Martinez</note><note>78 was sent for processing of 2000 copies on February18, 1949 along with an order for 3000 labels.</note>
DC_Publisher: Ideal 277-ADC_Language: Spanish
DC_Creator: González, M. E. [composer] DC_Creator: Los Dos Manueles [artistLabel] DC_Creator: González, Manuel [artistRealName] DC_Creator: Valdez, Manuel [artistRealName]
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB• Edit names to conform to
controlled list• Map keywords to controlled
subject list
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Data import, editing
• Map data to UCLA Core DB• Edit names to conform to
controlled list• Map keywords to controlled
subject list
DC_Identifier: idl_277-A_R-277-ADC_Title: Perdí A Mi MadreDC_Descr.: <genre>Canción</genre>
<matrix>R-277-A</matrix><matrix>A 11958</matrix><note>Conjunto Ideal y Narciso Martinez</note><note>78 was sent for processing of 2000 copies on February18, 1949 along with an order for 3000 labels.</note>
DC_Publisher: Ideal 277-ADC_Language: Spanish
DC_Creator: González, M. E. [composer] DC_Creator: Los Dos Manueles [artistLabel] DC_Creator: González, Manuel [artistRealName] DC_Creator: Valdez, Manuel [artistRealName]
DC_Subject: Lament—FuneralDC_Subject: Love--Despair
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB• Edit names to conform to controlled
list• Map keywords to controlled subject
list• Create audio & image submasters• Create MP3 files• Update Core DB with file information
– Inventory of digital content– Provides links in DL application
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Data import, editing• Map data to UCLA Core DB• Edit names to conform to controlled
list• Map keywords to controlled subject
list• Create audio & image submasters• Create MP3 files• Update Core DB with file information
– Inventory of digital content– Provides links in DL application
DC_Identifier: idl_277-A_R-277-ADC_Title: Perdí A Mi MadreDC_Descr.: <genre>Canción</genre>
<matrix>R-277-A</matrix><matrix>A 11958</matrix><note>Conjunto Ideal y Narciso Martinez</note><note>78 was sent for processing of 2000 copies on February18, 1949 along with an order for 3000 labels.</note>
DC_Publisher: Ideal 277-ADC_Language: Spanish
DC_Creator: González, M. E. [composer] DC_Creator: Los Dos Manueles [artistLabel] DC_Creator: González, Manuel [artistRealName] DC_Creator: Valdez, Manuel [artistRealName]
DC_Subject: Lament—FuneralDC_Subject: Love--Despair
MASTERTIF: idl_277-a_r-277-a.tifMASTERWAV: idl_277-a_r-277-a.wavMP3: idl_277-a_r-277-a_a.mp3SUBMASTTIF: idl_277-a_r-277-a_a.tifSUBMASTWAV: idl_277-a_r-277-a_a.wav
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
2. Data import, editing
• Map data to UCLA Core DB• Edit names to conform to controlled
list• Map keywords to controlled subject
list• Create audio & image submasters• Create MP3 files• Update Core DB with file information
– Inventory of digital content– Provides links in DL application
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Progress
• Beta (August 2003)– 11,703 data records– 11,203 audio files– 11,693 images
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Progress
• Beta (August 2003)– 11,703 data records– 11,203 audio files– 11,693 images
• Launch (February 2004)– 15,560 data files– 15,055 audio files– 15,550 images
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Progress
• Beta (August 2003)– 11,703 data records– 11,203 audio files– 11,693 images
• Launch (February 2004)– 15,560 data files– 15,055 audio files– 15,550 images
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
a. Infrastructure• Application programming• Website design
b. Data• Create audio & image
derivatives• Data upload
3. Production
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Data upload• Upload metadata and images to
Digital Library system (Linux, Oracle, JSP)
• Upload MP3 files to Helix (Real) audio server
• Generate Ram and SMIL files– Ram metafile: activates RealMedia
player– SMIL (Synchronized Multimedia
Integration Language): location of server; length of the clip to stream
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Oracle DB(metadata)
Images(TIFF)
Audio content (MP3)
DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
Web server, JSP,DL applications
Helixmediaserver
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
Ram metafile:
rtsp://audior.library.ucla.edu/frontera/smil/idl_277-a_r-277-a_a.smil
Ram metafile:
rtsp://audior.library.ucla.edu/frontera/smil/idl_277-a_r-277-a_a.smil
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles
SMILfiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
RAMmetafiles
SMILfiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
SMIL file:
<smil><head><meta name="base" content="rtsp://audior.library.ucla.edu/frontera/"/></head><body><audio src="idl_277-a_r-277-a_a.mp3"/></body></smil>
SMIL file:
<smil><head><meta name="base" content="rtsp://audior.library.ucla.edu/frontera/"/></head><body><audio src="idl_277-a_r-277-a_a.mp3"/></body></smil>
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
RAMmetafiles
SMILfiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
SMIL file:
<smil><head><meta name="base" content="rtsp://audior.library.ucla.edu/frontera/"/></head><body><audio src="idl_277-a_r-277-a_a.mp3" end="50s"/></body></smil>
SMIL file:
<smil><head><meta name="base" content="rtsp://audior.library.ucla.edu/frontera/"/></head><body><audio src="idl_277-a_r-277-a_a.mp3" end="50s"/></body></smil>
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles
SMILfiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles(IP access
control)
SMILfiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles(IP access
control)
SMILfiles
Helixmediaserver
Images(TIFF)
Audio content (MP3)
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
×
Media player
Browser
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Web server, JSP,DL applications
Oracle DB(metadata)
Rammetafiles(IP access
control)
SMILfiles
Media player
Helixmediaserver
Images(TIFF)
Audio content (MP3)
Browser
PC DL application & file servers
Media streaming & file server ColdFusion application & DL file server
Audiomasters &derivatives
Imagemasters &derivatives
MS Access DB(metadata)
Data management(CF application)
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
Next steps
• Data reload• Spanish language pages• Implement access control
The Strachwitz Frontera Digital Archive of Mexican and Mexican-American Recordings
Chicano Studies Research Center – Music Library – Digital Library Program
http://digital.library.ucla.edu/frontera
Website