h264 ffmpeg 400 交叉编译

./configure --enable-static --disable-asm --prefix=/home/ubuntu/software/x264-400 --arch=arm --host=arm-hisiv400-linux --cross-prefix=arm-hisiv400-linux-
make
make install

./configure --enable-shared --disable-yasm --enable-memalign-hack --enable-libx264 --enable-gpl --prefix=/home/ubuntu/software/ffmpeg-bbw-400 --enable-cross-compile --arch=arm --target-

os=linux --cross-prefix=arm-hisiv400-linux- --cc=arm-hisiv400-linux-gcc --extra-cflags=-I/home/ubuntu/software/x264-400/include --extra-ldflags=-L/home/ubuntu/software/x264-400/lib --extra-libs=-ldl

make    (文件夹下不可以有和FFmpeg重名文件夹)
make install