ffmpeg编译

官方编译指南：https://trac.ffmpeg.org/wiki/CompilationGuide

【一】 window篇

#!/bin/bash

cd /home/osho-1989/Desktop/ffmpeg-3.3.4

make clean

export PREFIX=D:/build_ffmpeg

build_one(){

./configure --prefix=$PREFIX \

-–disable-debug \

-–disable-shared \

-–enable-shared \

-–enable-gpl \

-–enable-memalign-hack \

--enable-small \

--disable-ffprobe --disable-ffplay --disable-ffmpeg --disable-ffserver --disable-debug \

-–extra-cflags  =-D:/thirdLib/include \

-–extra-ldflags =D:/thirdLib/lib

}

build_one

make

make install

cd ..

配置参考：http://blog.csdn.net/subfate/article/details/51501846

【2】Android篇

编译脚本：

编译前 最好sudo -s 或 sudo -i，然后执行脚本

#!/bin/bash

cd /home/osho-1989/Desktop/ffmpeg-3.3.4

make clean

export NDK=/home/osho-1989/Desktop/android-ndk-r9d

export PREBUILT=$NDK/toolchains/arm-linux-androideabi-4.8/prebuilt

export PLATFORM=$NDK/platforms/android-8/arch-arm

export PREFIX=/home/osho-1989/Desktop/android_ffmpeg

build_one(){

./configure --target-os=linux --prefix=$PREFIX \

--enable-cross-compile \

--enable-runtime-cpudetect \

--enable-neon \

--enable-asm \

--enable-jni \

--enable-mediacodec \

--enable-decoder=h264_mediacodec \

--enable-hwaccel=h264_mediacodec \

--arch=arm \

--cc=$PREBUILT/linux-x86_64/bin/arm-linux-androideabi-gcc \

--cross-prefix=$PREBUILT/linux-x86_64/bin/arm-linux-androideabi- \

--disable-stripping \

--nm=$PREBUILT/linux-x86_64/bin/arm-linux-androideabi-nm \

--sysroot=$PLATFORM \

--enable-gpl --enable-static --disable-shared --enable-small \

--disable-ffprobe --disable-ffplay --disable-ffmpeg --disable-ffserver --disable-debug \

--extra-cflags="-fPIC -DANDROID -mfpu=neon -D__thumb__ -mthumb -Wfatal-errors -Wno-deprecated -mfloat-abi=softfp -marm -march=armv7-a"

}

build_one

make

make install

$PREBUILT/linux-x86/bin/arm-linux-androideabi-ld -rpath-link=$PLATFORM/usr/lib -L$PLATFORM/usr/lib -L$PREFIX/lib -soname libffmpeg.so -shared -nostdlib -Bsymbolic --whole-archive --no-undefined -o $PREFIX/libffmpeg.so libavcodec/libavcodec.a libavfilter/libavfilter.a libswresample/libswresample.a libavformat/libavformat.a libavutil/libavutil.a libswscale/libswscale.a libpostproc/libpostproc.a libavdevice/libavdevice.a -lc -lm -lz -ldl -llog --dynamic-linker=/system/bin/linker $PREBUILT/linux-x86_64/lib/gcc/arm-linux-androideabi/4.8/libgcc.a

cd ..

【3】IOS篇