1. 編譯libfdk-aac
下載源碼:$ git clone https://github.com/mstorsjo/fdk-aac.git
編譯
$ cd fdk-aac
$ sudo apt install autoconf
$ sudo apt-get install libtool
$ ./autogen.sh
$ ./configure --prefix=$HOME/build/libfdk_aac/ --host=arm-xilinx-linux-gnueabi --enable-static CC=arm-xilinx-linux-gnueabi-gcc CFLAGS="-mfloat-abi=softfp -mfpu=neon"
$ make -j 4
$ make install
2. 編譯ffmpeg
編寫編譯腳本mk.sh
#!/bin/bash
./configure --prefix=$PWD/_install \
--extra-cflags=-I$HOME/build/libfdk_aac/include \
--extra-ldflags=-L$HOME/build/libfdk_aac/lib \
--arch=arm \
--target-os=linux \
--cc=arm-xilinx-linux-gnueabi-gcc \
--enable-cross-compile \
--cross-prefix=arm-xilinx-linux-gnueabi- \
--strip=arm-xilinx-linux-gnueabi-strip \
--enable-neon \
--enable-mipsfpu \
--enable-static \
--enable-shared \
--enable-nonfree \
--enable-libfdk-aac \
--disable-decoders \
--enable-decoder=h264 \
--enable-decoder=ac3 \
--enable-decoder=aac \
--enable-decoder=mp2
make
make install