Difference between revisions of "Audio"

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==Comments==
 
==Comments==
*For the preservation master, audio files are normalized to WAVE LPCM with a bit depth of 16 bits per sample and a sampling frequency of 44000 HZ.
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*For the preservation master, audio files are normalized to WAVE LPCM with a bit depth of 16 bits per sample and a sampling frequency of 44100 HZ.
 
**Library of Congress considers WAVE LPCM as the "preferred format for sound recordings." [http://www.digitalpreservation.gov/formats/fdd/fdd000002.shtml Library of Congress Sustainability of Digital Formats: WAVE Audio File Format with LPCM audio]
 
**Library of Congress considers WAVE LPCM as the "preferred format for sound recordings." [http://www.digitalpreservation.gov/formats/fdd/fdd000002.shtml Library of Congress Sustainability of Digital Formats: WAVE Audio File Format with LPCM audio]
 
**Florida Digital Archive normalizes audio streams contained in WAVE files to uncompressed PCM(LPCM) with a bit depth of 16 bits per sample. See [http://www.fcla.edu/digitalArchive/formatInfo.htm Preservation action plans: WAVE].
 
**Florida Digital Archive normalizes audio streams contained in WAVE files to uncompressed PCM(LPCM) with a bit depth of 16 bits per sample. See [http://www.fcla.edu/digitalArchive/formatInfo.htm Preservation action plans: WAVE].

Revision as of 16:04, 16 March 2010

Main Page > Documentation > Media type preservation plans > Audio


Significant properties of audio files

Preservation Format

LPCM/WAVE

Access Format

MP3

Normalization tool

FFmpeg

Comments