ndk---ffmpeg--->easy
https://www.jianshu.com/p/9d8322e5de7f
非常明了的怎么编译的
问题
https://blog.csdn.net/luo0xue/article/details/80048847
#!/bin/bash # 设置临时文件夹,需要提前手动创建 export TMPDIR="/home/wang/Ndisk/ffmpeg-3.4.2/ffmpegtemp" # 设置NDK路径 NDK=/home/wang/Ndisk/android-ndk-r17b # 设置编译针对的平台,可以根据实际需求进行设置 # 当前设置为最低支持android-14版本,arm架构 SYSROOT=$NDK/platforms/android-14/arch-arm # 设置编译工具链,4.9为版本号 TOOLCHAIN=$NDK/toolchains/arm-linux-androideabi-4.9/prebuilt/linux-x86_64 function build_one { ./configure \ --enable-cross-compile \ --enable-static \ --disable-shared \ --disable-doc \ --disable-ffmpeg \ --disable-ffplay \ --disable-ffprobe \ --disable-ffserver \ --disable-avdevice \ --disable-doc \ --disable-symver \ --prefix=$PREFIX \ --cross-prefix=$TOOLCHAIN/bin/arm-linux-androideabi- \ --target-os=android \ --arch=arm \ --sysroot=$SYSROOT \ --extra-cflags="-Os -fpic $ADDI_CFLAGS -isysroot $NDK/sysroot -I$NDK/sysroot/usr/include/arm-linux-androideabi" \ $ADDITIONAL_CONFIGURE_FLAG make clean make -j4 make install # 合并生成的静态库 $TOOLCHAIN/bin/arm-linux-androideabi-ld \ -rpath-link=$SYSROOT/usr/lib \ -L$SYSROOT/usr/lib \ -L$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 \ -lc -lm -lz -ldl -llog --dynamic-linker=/system/bin/linker \ $TOOLCHAIN/lib/gcc/arm-linux-androideabi/4.9.x/libgcc.a } # 设置编译后文件的输出目录 CPU=arm PREFIX=$(pwd)/android/$CPU ADDI_CFLAGS="-marm" build_one
换成ndk14版本的???
jni调用方法 http://lib.csdn.net/article/liveplay/55380?knId=1586