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ID3 Functions

简介

These functions let you read and manipulate ID3 tags. ID3 tags are used in MP3 files to store title of the song, as well as information about the artist, album, genre, year and track number.

Since version 0.2 it is also possible to extract text frames from ID3 v2.2+ tags.

需求

要编译本扩展模块无需外部库文件。

安装

id3 is part of PECL and can be installed using the PEAR installer. To compile PHP with id3 support, download the sourcecode, put it in php-src/ext/id3 and compile PHP using --enable-id3.

运行时配置

本扩展模块在 php.ini 中未定义任何配置选项。

资源类型

本扩展模块未定义任何资源类型。

Predefined Constants

Most of the id3 functions either let you specify or return a tag version. In order to specify the version please use on of these constants.

ID3_V1_0 (integer)
ID3_V1_0 is used if you are working with ID3 V1.0 tags. These tags may contain the fields title, artist, album, genre, year and comment.
ID3_V1_1 (integer)
ID3_V1_1 is used if you are working with ID3 V1.1 tags. These tags may all information contained in v1.0 tags plus the track number.
ID3_V2_1 (integer)
ID3_V2_1 is used if you are working with ID3 V2.1 tags.
ID3_V2_2 (integer)
ID3_V2_2 is used if you are working with ID3 V2.2 tags.
ID3_V2_3 (integer)
ID3_V2_3 is used if you are working with ID3 V2.3 tags.
ID3_V2_4 (integer)
ID3_V2_4 is used if you are working with ID3 V2.4 tags.
ID3_BEST (integer)
ID3_BEST is used if would like to let the id3 functions determine which tag version should be used.

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