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Audio MIDI vs. Digital Audio MIDI : shorthand representations of music stored in numeric form -- a “score” device dependent takes less memory is “vector drawing” of sound MIDI vs. Digital Audio Digital : the actual recording or “sampling” of the sound;

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slide2

MIDI vs. Digital Audio

MIDI : shorthand representations of music

stored in numeric form -- a “score”

device dependent

takes less memory

is “vector drawing” of sound

slide3

MIDI vs. Digital Audio

Digital : the actual recording or “sampling”

of the sound;

not as device dependent

takes more memory

is “bitmap” of sound

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Audio Formats

Most popular digital formats for web pages are:

WAVE (Waveform Audio File Format)

invented for Windows

AU (Audio File Format)

invented by Apple for Mac platform

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Audio on Composer

Sound files in the following formats are

recognizable:

WAVE (“wav”)

AU (“au”)

MIDI (“midi” or “mid”)

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Audio on Composer

Sound can only to be added to a web page

using the HTML <EMBED> tag*

<EMBED=“xfiles.wav”>

* The <BGSOUND> tag is only supported by Explorer

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Audio on Composer

Other attributes that can be used are:

<EMBED=“xfiles.wav” HIDDEN=“true”>

Hides sound player controls (“false” makes

visible)

<EMBED=“xfiles.wav” AUTOSTART=“true”>

Sound loads automatically upon loading

(“false” means it does not)

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Audio on Composer

<EMBED=“xfiles.wav” LOOP=“true”>

Specifies sound to be played continuously

(“false” = not repeated; “n” = specified number)

<EMBED=“xfiles.wav” VOLUME=“50”

HEIGHT= “60” WIDTH=“144”>

Provides settings for Player; this height and

width expose Player completely.