[笔记] Ubuntu下编译ffmpeg+openh264+x264

[下载代码]

- ffmpeg: git clone git://source.ffmpeg.org/ffmpeg.git
- openh264: git clone https://github.com/cisco/openh264.git
- x264: git clone git://git.videolan.org/x264.git

[编译 openh264]

make
sudo make install

[编译 x264]

./configure --enable-shared
make

sudo make install

[编译 ffmpeg]

./configure \
--enable-shared \
--enable-libopenh264 \
--enable-libx264 \
--enable-gpl \
--prefix=/usr/local/ffmpeg

make

sudo make install

[配置环境]

cd /etc/ld.so.conf.d/
创建 ffmpeg.conf，写入 "/usr/local/ffmpeg/lib"
sudo ldconfig

sudo ln -s /usr/local/ffmpeg/bin/ffmpeg /usr/local/bin/
sudo ln -s /usr/local/ffmpeg/bin/ffprobe /usr/local/bin/
sudo ln -s /usr/local/ffmpeg/bin/ffserver /usr/local/bin/

[验证 ffmpeg]

ffmpeg --help

[使用 ffmpeg]

使用 openh264 将 avi 视频转为 mp4 视频：
ffmpeg -y -i in.avi -vcodec libopenh264 out.mp4