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The audio quantization -law is described in the web page
http://www.epanorama.net/documents/telecom/ulaw_alaw.html
A discussion of the use of FM to create synthetic sound is at
http://www.wam.umd.edu/~mphoenix/dss/dss.html
An extensive list of audio file formats is available in
http://cui.unige.ch/OSG/info/AudioFormats/
CD audio file formats are somewhat different. The main music format is called
"red book audio."
A good description of various CD formats is at
http://cui.unige.ch/OSG/info/MultimediaInfo/Info/cd.html
For a
DVD audio FAQ, see:
www.digitalaudioguide.com/faq/dvd-audio/faq_2.htm
A General MIDI Instrument Patch Map can be found at URL
http://www.midistudio.com/Help/GMSpecs_Patches.htm
and a General MIDI Percussion Key Map is at
http://midistudio.com/Help/GMSpecs_PercMap.htm
A good tutorial on MIDI and wavetable music synthesis is linked
from
http://kingfisher.cms.shu.ac.uk/midi/main_p.htm
A link to a java program for decoding MIDI streams
http://www.jsresources.org/examples/index.html
And a good source for locating internet sound/music materials is
http://d4.dir.scd.yahoo.com/computers_and_internet/multimedia/audio/
A neat guide + code to programming MIDI -- parsing MIDI files and using MIDI
events is
http://www.codeproject.com/KB/audio-video/MIDI_Star.aspx
Prof. Barry Truax is an expert on electronic music. His acoustics handbook
is at
http://www.sfu.ca/sonic-studio/handbook/index.html
This site includes a good search engine on sound, as well.
Finally, an excellent all-around resource on sound generally,
including a great deal of information on definitions of terms,
signal processing, and sound perception is the performing-arts
oriented site at
http://www.sfu.ca/sca/Manuals/ZAAPf/i/index.html
Fundamentals of Multimedia