ubuntu安装ffmpeg自动安装编译脚本（亲测可用ubuntu20.4）

#! /bin/bash # mac --cc=clang # 禁用编译器优化选项 --disable-optimizations # 编译libmp3lame需要使用到--extra-cflags和--extra-ldflags属性 set -e PATH=$PATH:$PREFIX/lib # 设置环境变量，将$PREFIX/bin目录下的可执行二进制文件设置进去，方便调用 PKG_CONFIG_PATH="$PREFIX/lib/pkgconfig" export PKG_CONFIG_PATH=/usr/local/lib/pkgconfig:$PKG_CONFIG_PATH FFMPEG="FFmpeg" # 通用配置 COMMON_FFMPEG_CONFIGURE_COMMAND="./configure --prefix=$PREFIX --extra-cflags=-I$PREFIX/include --extra-ldflags=-L$PREFIX/lib --pkg-config-flags="--static" --extra-libs="-lpthread" --enable-ffplay --enable-gpl --enable-version3 --disable-optimizations --enable-debug --enable-nonfree --enable-filter=delogo " if [[ "$enableShared" == true ]]; then COMMON_FFMPEG_CONFIGURE_COMMAND=$COMMON_FFMPEG_CONFIGURE_COMMAND" --enable-shared --disable-static " else COMMON_FFMPEG_CONFIGURE_COMMAND=$COMMON_FFMPEG_CONFIGURE_COMMAND" --enable-static --disable-shared " fi # linux配置 LINUX_FFMPEG_CONFIGURE_COMMAND=$COMMON_FFMPEG_CONFIGURE_COMMAND" --enable-libx264 --enable-libx265 --enable-libfdk-aac --enable-libmp3lame --enable-libopus --enable-libvpx --enable-libgsm --enable-libspeex " # mac配置 MAC_CONFIGURE_COMMAND=$COMMON_FFMPEG_CONFIGURE_COMMAND" --enable-libfdk-aac --enable-libx264 --enable-libmp3lame --enable-hardcoded-tables --host-cflags= --host-ldflags= --cc=clang " FFMPEG_GIT_URL="https://github.com/FFmpeg/FFmpeg.git" if [ ! -e $FFMPEG ]; then echo "==========================clone FFmpeg==========================" git clone $FFMPEG_GIT_URL fi echo "==========================build ffmpeg==========================" if [ -e $FFMPEG ]; then cd $FFMPEG if [[ $SYSTEM == "Darwin" ]]; then $MAC_FFMPEG_CONFIGURE_COMMAND else $LINUX_FFMPEG_CONFIGURE_COMMAND fi make clean make -j${cpu_num} make install fi echo "==========================ffmpeg build successful!=========================="