132 · Representative Documents: Format Policies
univerSity of michigan
Sustainable Formats and Conservation Strategies at the BHL
http://bentley.umich.edu/dchome/resources/BHL_PreservationStrategies_v01.pdf
11/9/2011 3
Tier 1: Preservation of Sustainable
Formats
Tier 2: Conversion Strategies
for At‐Risk Formats
Tier 3: Bit‐Level
Preservation
Raster Images
TIFF: Tagged Image Format File
JPEG/JFIF: Joint Photographic
Experts Group JPEG Interchange
Format File (lossy compression)
JPEG 2000: Joint Photographic
Experts Group (lossless
compression)
GIF: Graphic Interchange Format
PNG: Portable Network Graphic
Convert the following to TIFF:
BMP: Windows Bitmap
PSD: Adobe Photoshop
Document
RAW: Raw Image Data File
FPX: FlashPix Bitmap
PCD: Kodak Photo CD Image
PCT: Apple Picture File
TGA: Targa Graphic
All others
Vector Images
SVG: Scalable Vector Graphics File
Convert the following to SVG:
AI: Adobe Illustrator
WMF: Windows Metafile PS:
Convert the following to PDF:
PS: PostScript
EPS: Encapsulated PostScript
All others
Audio Files
MIDI: Musical Instrument Digital
Interface File
XMF: Extensible Music File
WAV: Waveform Audio File Format
AIFF: Audio Interchange File Format
MP3: Moving Picture Experts Group
Layer 3 compression
OGG: Ogg Vorbis Audio File
FLAC: Free Lossless Audio Codec File
Convert the following to WAV:
WMA: Windows Media Audio
RA/RM: Real Audio
SND: Apple Sound File
AU: Sun Audio File
All others
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