Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
小白菜888
Ffmpeg
提交
9bdfe9ac
F
Ffmpeg
项目概览
小白菜888
/
Ffmpeg
通知
3
Star
0
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
0
列表
看板
标记
里程碑
合并请求
0
DevOps
流水线
流水线任务
计划
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
F
Ffmpeg
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
0
Issue
0
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
DevOps
DevOps
流水线
流水线任务
计划
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
流水线任务
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
9bdfe9ac
编写于
12月 03, 2011
作者:
L
Luca Barbato
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
doc: extend external library coverage
上级
1de6e14e
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
65 addition
and
10 deletion
+65
-10
doc/general.texi
doc/general.texi
+65
-10
未找到文件。
doc/general.texi
浏览文件 @
9bdfe9ac
...
...
@@ -9,26 +9,81 @@
@contents
@chapter
e
xternal libraries
@chapter
E
xternal libraries
Libav can be hooked up with a number of external libraries to add support
for more formats. None of them are used by default, their use has to be
explicitly requested by passing the appropriate flags to @file
{
./configure
}
.
@section OpenCORE
AMR
@section OpenCORE
and VisualOn libraries
Libav can make use of the OpenCORE libraries for AMR-NB
decoding/encoding and AMR-WB decoding
.
Spun off Google Android sources, OpenCore and VisualOn libraries provide
encoders for a number of audio codecs
.
Go to @url
{
http://sourceforge.net/projects/opencore-amr/
}
and follow the instructions for
installing the libraries. Then pass @code
{
--enable-libopencore-amrnb
}
and/or
@code
{
--enable-libopencore-amrwb
}
to configure to enable the libraries.
Note that OpenCORE is under the Apache License 2.0 (see
@url
{
http://www.apache.org/licenses/LICENSE-2.0
}
for details), which is
@float NOTE
OpenCORE and VisualOn libraries are under the Apache License 2.0
(see @url
{
http://www.apache.org/licenses/LICENSE-2.0
}
for details), which is
incompatible with the LGPL version 2.1 and GPL version 2. You have to
upgrade Libav's license to LGPL version 3 (or if you have enabled
GPL components, GPL version 3) to use it.
@end float
@subsection OpenCORE AMR
Libav can make use of the OpenCORE libraries for AMR-NB
decoding/encoding and AMR-WB decoding.
Go to @url
{
http://sourceforge.net/projects/opencore-amr/
}
and follow the
instructions for installing the libraries.
Then pass @code
{
--enable-libopencore-amrnb
}
and/or
@code
{
--enable-libopencore-amrwb
}
to configure to enable them.
@subsection VisualOn AAC encoder library
Libav can make use of the VisualOn AACenc library for AAC encoding.
Go to @url
{
http://sourceforge.net/projects/opencore-amr/
}
and follow the
instructions for installing the library.
Then pass @code
{
--enable-libvo-aacenc
}
to configure to enable it.
@subsection VisualOn AMR-WB encoder library
Libav can make use of the VisualOn AMR-WBenc library for AMR-WB encoding.
Go to @url
{
http://sourceforge.net/projects/opencore-amr/
}
and follow the
instructions for installing the library.
Then pass @code
{
--enable-libvo-amrwbenc
}
to configure to enable it.
@section LAME
Libav can make use of the LAME library for MP3 encoding.
Go to @url
{
http://lame.sourceforge.net/
}
and follow the
instructions for installing the library.
Then pass @code
{
--enable-libmp3lame
}
to configure to enable it.
@section libvpx
Libav can make use of the libvpx library for VP8 encoding.
Go to @url
{
http://www.webmproject.org/
}
and follow the instructions for
installing the library. Then pass @code
{
--enable-libvpx
}
to configure to
enable it.
@section x264
Libav can make use of the x264 library for H.264 encoding.
Go to @url
{
http://www.videolan.org/developers/x264.html
}
and follow the
instructions for installing the library. Then pass @code
{
--enable-libx264
}
to
configure to enable it.
@float NOTE
x264 is under the GNU Public License Version 2 or later
(see @url
{
http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
}
for
details), you must upgrade Libav's license to GPL in order to use it.
@end float
@chapter Supported File Formats and Codecs
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录