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>LXIII. ID3 Functions</H1
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NAME="AEN85197"
></A
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="id3.intro"
>简介</A
></H1
><P
> 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.
</P
><P
> Since version 0.2 it is also possible to extract text frames from
ID3 v2.2+ tags.
</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="id3.requirements"
>需求</A
></H1
><P
>要编译本扩展模块无需外部库文件。</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="id3.installation"
>安装</A
></H1
><P
> 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.
</P
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CLASS="section"
><A
NAME="id3.configuration"
>运行时配置</A
></H1
><P
>本扩展模块在 <TT
CLASS="filename"
>php.ini</TT
> 中未定义任何配置选项。</P
></DIV
><DIV
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CLASS="section"
><A
NAME="id3.resources"
>资源类型</A
></H1
><P
>本扩展模块未定义任何资源类型。</P
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><A
NAME="id3.constants"
>Predefined Constants</A
></H1
><P
> 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.
</P
><P
> <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><TT
CLASS="constant"
><B
>ID3_V1_0</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_V1_0</B
></TT
> is used if you are working with
ID3 V1.0 tags. These tags may contain the fields title, artist,
album, genre, year and comment.
</P
></DD
><DT
><TT
CLASS="constant"
><B
>ID3_V1_1</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_V1_1</B
></TT
> 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.
</P
></DD
><DT
><TT
CLASS="constant"
><B
>ID3_V2_1</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_V2_1</B
></TT
> is used if you are working with
ID3 V2.1 tags.
</P
></DD
><DT
><TT
CLASS="constant"
><B
>ID3_V2_2</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_V2_2</B
></TT
> is used if you are working with
ID3 V2.2 tags.
</P
></DD
><DT
><TT
CLASS="constant"
><B
>ID3_V2_3</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_V2_3</B
></TT
> is used if you are working with
ID3 V2.3 tags.
</P
></DD
><DT
><TT
CLASS="constant"
><B
>ID3_V2_4</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_V2_4</B
></TT
> is used if you are working with
ID3 V2.4 tags.
</P
></DD
><DT
><TT
CLASS="constant"
><B
>ID3_BEST</B
></TT
>
(<A
HREF="language.types.integer.html"
><B
CLASS="type"
>integer</B
></A
>)</DT
><DD
><P
> <TT
CLASS="constant"
><B
>ID3_BEST</B
></TT
> is used if would like to let the id3 functions
determine which tag version should be used.
</P
></DD
></DL
></DIV
>
</P
></DIV
></DIV
><DIV
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><DL
><DT
><B
>目录</B
></DT
><DT
><A
HREF="function.id3-get-frame-long-name.html"
>id3_get_frame_long_name</A
> -- Get the long name of an ID3v2 frame</DT
><DT
><A
HREF="function.id3-get-frame-short-name.html"
>id3_get_frame_short_name</A
> -- Get the short name of an ID3v2 frame</DT
><DT
><A
HREF="function.id3-get-genre-id.html"
>id3_get_genre_id</A
> -- Get the id for a genre</DT
><DT
><A
HREF="function.id3-get-genre-list.html"
>id3_get_genre_list</A
> -- Get all possible genre values</DT
><DT
><A
HREF="function.id3-get-genre-name.html"
>id3_get_genre_name</A
> -- Get the name for a genre id</DT
><DT
><A
HREF="function.id3-get-tag.html"
>id3_get_tag</A
> -- Get all information stored in an ID3 tag</DT
><DT
><A
HREF="function.id3-get-version.html"
>id3_get_version</A
> -- Get version of an ID3 tag</DT
><DT
><A
HREF="function.id3-remove-tag.html"
>id3_remove_tag</A
> -- Remove an existing ID3 tag</DT
><DT
><A
HREF="function.id3-set-tag.html"
>id3_set_tag</A
> -- Update information stored in an ID3 tag</DT
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