Note: This manual is provided for your convenience only - this is not the official source and may not be 100% up to date.
The OGG/Vorbis file format, as defined by http://www.vorbis.com/, is a scheme for compressing audio streams by multiple factors with a minimum of quality loss. This extension adds Ogg Vorbis support to PHP's URL Wrappers. When used in read mode, compressed OGG/Vorbis data is expanded to raw PCM audio in one of six PCM encoding formats listed below.
This extension has no configuration directives defined in php.ini.
Information for installing this PECL extension may be found in the manual chapter titled Installation of PECL extensions. Additional information such as new releases, downloads, source files, maintainer information, and a CHANGELOG, can be located here: http://pecl.php.net/package/oggvorbis
Table 1. OGG/Vorbis tuning options
The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.
Table 2. OGG/Vorbis supports PCM encodings in the following formats