Ogg Vorbis Presentation for

transcript

•How many have heard of MP3 file format?

•How many have downloaded, traded, ripped, burned, listened to MP3s?

•How many have heard of Ogg Vorbis file format?

•How many have downloaded, traded, ripped, burned, listened to Ogg Vorbis files?

Ogg Vorbis

•Describe what Ogg Vorbis is

•Compare and/or Contrast Ogg Vorbis and MP3

Ogg Vorbis

•Create an Ogg Vorbis file under Linux

•Ogg Vorbis is a new audio compression format

•Used to store and play audio formats like MP3

What is Ogg Vorbis

•Ogg Vorbis files have the .ogg file extention

•Ogg is a wrapper format, somewhat similar to MS Active Streaming form or Apple’s Quicktime

•Vorbis is Codec, which means compression/decompression to save space

What is Ogg Vorbis

•Ogg Vorbis is an open source project

Advantages of Ogg Vorbis

•Ogg Vorbis take up less storage space

Ogg Vorbis Example

•Ogg has range of 128 to 350Kbps

•http://www.vorbis.com/intro.html

•The Who song, ‘This Song is Over,’ a six minute song

•As a .wav, it is 66mb

•As a .mp3 at 192Kbps, 9mb

•As a .ogg at 192Kbps, 6.1mb

•But, why does it sound better?

Advantages of Ogg Vorbis

•Ogg uses uses different mathematical principles than MP3

•Ogg uses encoders with a quality bitrate setting from zero to ten

Ogg Vorbis

•But most important, Ogg Vorbis is open standards

•MP3s are tied down by patents/royalties/licenses, owned by Fraunhofer Gesellschaft

Compare/Constrast Ogg Vorbis

•Notice lack of free MP3 encoder/rippers

•Notice no MP3 player with latest RH 8.0 Distro

•So you want to create your own .ogg audio files

Ogg Vorbis HOWTO

•How do I do it?

•Simple Drag-and-Drop

Ogg Vorbis Windows HOWTO

•.MP3 to .WAV to .Ogg

•Lossy Problem

Ogg Vorbis Windows HOWTO

Ogg Vorbis Linux HOWTO

•Grip

•For both KDE and Gnome

•Easy to use GUI

•XMMS to play .ogg files

•Need plugins libogg-1.0 & libvorbi-1.0

•Convert MP3 to OGG

•MP3 to Vorbis, mp32ogg, mp32ogg.pl

•Lossy Problems

Ogg Vorbis URLs

http://nostatic.org/grip/

http://www.vorbis.com/

http://www.linuxnewbie.org/

http://www.xmms.org/

http://freshmeat.net/

Thanks!!!

Ogg Vorbis Presentation for

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