93 lines
2.1 KiB
Markdown
93 lines
2.1 KiB
Markdown
# FFmpeg
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默认使用`ffmpeg-platform`所以不用安装，如果使用本地FFmpeg需要自己安装。
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## FFmpeg
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```
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# nasm
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wget https://www.nasm.us/pub/nasm/releasebuilds/2.14/nasm-2.14.tar.gz
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tar zxvf nasm-2.14.tar.gz
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cd nasm-2.14
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./configure --prefix=/usr/local/nasm
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make -j && make install
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# 环境变量
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vim /etc/profile
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export PATH=$PATH:/usr/local/nasm/bin
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source /etc/profile
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# yasm
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wget http://www.tortall.net/projects/yasm/releases/yasm-1.3.0.tar.gz
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tar zxvf yasm-1.3.0.tar.gz
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cd yasm-1.3.0
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./configure --prefix=/usr/local/yasm
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make -j && make install
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# 环境变量
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vim /etc/profile
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export PATH=$PATH:/usr/local/yasm/bin
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source /etc/profile
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# x264
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git clone https://code.videolan.org/videolan/x264.git
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cd x264
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./configure --prefix=/usr/local/x264 --libdir=/usr/local/lib --includedir=/usr/local/include --enable-shared --enable-static
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make -j && make install
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# 环境变量
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vim /etc/profile
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export PATH=$PATH:/usr/local/x264/bin
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source /etc/profile
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# 编码解码
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# acc
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https://github.com/mstorsjo/fdk-aac.git
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--enable-libfdk_aac
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# vpx
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https://github.com/webmproject/libvpx.git
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--enable-libvpx
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# x265
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https://bitbucket.org/multicoreware/x265
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--enable-libx265
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# opus
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https://archive.mozilla.org/pub/opus/opus-1.2.1.tar.gz
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--enable-libopus
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# ffmpeg
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wget http://www.ffmpeg.org/releases/ffmpeg-4.3.1.tar.xz
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tar xvJf ffmpeg-4.3.1.tar.xz
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cd ffmpeg-4.3.1
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./configure --prefix=/usr/local/ffmpeg --enable-gpl --enable-shared --enable-libx264
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# --enable-cuda --enable-cuvid --enable-nvenc --nvcc=/usr/local/cuda-11.0/bin/nvcc
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make -j && make install
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# 环境变量
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vim /etc/profile
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export PATH=$PATH:/usr/local/ffmpeg/bin
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source /etc/profile
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# lib
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vim /etc/ld.so.conf
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/usr/local/x264/lib/
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/usr/local/ffmpeg/lib/
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ldconfig
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# 查看版本
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ffmpeg -version
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# 查看编解码
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ffmpeg -codecs
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# 格式化文件
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ffmpeg -y -i source.mkv -c copy target.mp4
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# 查看文件格式
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ffprobe -v error -show_streams -print_format json source.mp4
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```
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## GPU
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```
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驱动
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# cuda
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https://developer.nvidia.com/cuda-downloads
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# nv-codec-headers
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https://git.videolan.org/git/ffmpeg/nv-codec-headers.git
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# 验证
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nvidia-smi
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```
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