Install libopusfile

1. download library sources
$ ls ~/Downloads
opus-1.1.tar.gz libogg-1.3.2.tar.gz
opusfile-0.6.tar.gz openssl-1.0.2a.tar.gz


2. build libopus, libogg
# install libopus
$ tar xvzf opus-1.1.tar.gz
$ cd opus-1.1
$ ./configure CC=arm-linux-gnueabi-gcc --host=arm-none-linux-gnueabi
$ make
$ sudo make install

# install libogg
$ tar xvzf libogg-1.3.2.tar.gz
$ cd libogg-1.3.2
$ ./configure CC=arm-linux-gnueabi-gcc --host=arm-none-linux-gnueabi
$ make
$ sudo make install

# check installation
$ ll -R /usr/local/lib
/usr/local/lib:
-rw-r--r--  1 root root    51038 Jun  7 17:40 libogg.a
-rwxr-xr-x  1 root root      910 Jun  7 17:40 libogg.la*
lrwxrwxrwx  1 root root       15 Jun  7 17:40 libogg.so -> libogg.so.0.8.2*
lrwxrwxrwx  1 root root       15 Jun  7 17:40 libogg.so.0 -> libogg.so.0.8.2*
-rwxr-xr-x  1 root root    46941 Jun  7 17:40 libogg.so.0.8.2*
-rw-r--r--  1 root root  1634496 Jun  7 17:38 libopus.a
-rwxr-xr-x  1 root root      921 Jun  7 17:38 libopus.la*
lrwxrwxrwx  1 root root       16 Jun  7 17:38 libopus.so -> libopus.so.0.5.0*
lrwxrwxrwx  1 root root       16 Jun  7 17:38 libopus.so.0 -> libopus.so.0.5.0*
-rwxr-xr-x  1 root root  1044973 Jun  7 17:38 libopus.so.0.5.0*
drwxr-xr-x  2 root root     4096 Jun  7 17:40 pkgconfig/

/usr/local/lib/pkgconfig:
-rw-r--r-- 1 root root  275 Jun  7 17:40 ogg.pc
-rw-r--r-- 1 root root  354 Jun  7 17:38 opus.pc


3. libssl build
# refer to INSTALL guide
$ cat INSTALL | more

# set environment variables
$ export CROSS=arm-linux-gnueabi
$ export CC=${CROSS}-gcc
$ export LD=${CROSS}-ld
$ export AS=${CROSS}-as
$ export AR=${CROSS}-ar

# install libssl
$ tar xvzf openssl-1.0.2a.tar.gz
$ cd openssl-1.0.2a
$ ./Configure --prefix=/usr/local --openssldir=/usr/local shared os/compiler:arm-linux-gnueabi-
$ make
$ sudo make install

# check installation
$ ll -R /usr/local/lib

/usr/local/lib:

drwxr-xr-x  2 root root     4096 Jun  7 18:08 engines/

-rw-r--r--  1 root root  3545760 Jun  7 18:08 libcrypto.a

-rw-r--r--  1 root root   677272 Jun  7 18:08 libssl.a

drwxr-xr-x  2 root root     4096 Jun  7 18:08 pkgconfig/

/usr/local/lib/pkgconfig:

-rw-r--r-- 1 root root  256 Jun  7 18:08 libcrypto.pc

-rw-r--r-- 1 root root  286 Jun  7 18:08 libssl.pc

-rw-r--r-- 1 root root  224 Jun  7 18:08 openssl.pc

# libssl, libcrypto convert *.a to *.so

Refer to https://how-to-build-for-arm.wikispaces.com/openssl
$ $AR -x libcrypto.a
$ $CC -shared *.o -o libcrypto.so
$ rm *.o
$ $AR -x libssl.a
$ $CC -shared *.o -o libssl.so
$ rm *.o
$ file libcrypto.so libssl.so
libcrypto.so: ELF 32-bit LSB shared object, ARM, EABI4 version 1 (SYSV), dynamically linked, not stripped
libssl.so:    ELF 32-bit LSB shared object, ARM, EABI4 version 1 (SYSV), dynamically linked, not stripped

4. libopusfile build
# install opusfile
$ tar xvzf opusfile-0.6.tar.gz
$ cd opusfile-0.6
$ ./configure CC=arm-linux-gnueabi-gcc --host=arm-none-linux-gnueabi
$ make
$ sudo make install

# check installation
$ ll -R /usr/local/lib

/usr/local/lib:

-rw-r--r--  1 root root   153914 Jun  7 18:45 libopusfile.a

-rwxr-xr-x  1 root root     1017 Jun  7 18:45 libopusfile.la*

lrwxrwxrwx  1 root root       20 Jun  7 18:45 libopusfile.so -> libopusfile.so.0.3.1*

lrwxrwxrwx  1 root root       20 Jun  7 18:45 libopusfile.so.0 -> libopusfile.so.0.3.1*

-rwxr-xr-x  1 root root   156827 Jun  7 18:45 libopusfile.so.0.3.1*

-rw-r--r--  1 root root   147670 Jun  7 18:45 libopusurl.a

-rwxr-xr-x  1 root root     1055 Jun  7 18:45 libopusurl.la*

lrwxrwxrwx  1 root root       19 Jun  7 18:45 libopusurl.so -> libopusurl.so.0.3.1*

lrwxrwxrwx  1 root root       19 Jun  7 18:45 libopusurl.so.0 -> libopusurl.so.0.3.1*

-rwxr-xr-x  1 root root   150275 Jun  7 18:45 libopusurl.so.0.3.1*

drwxr-xr-x  2 root root     4096 Jun  7 18:45 pkgconfig/

/usr/local/lib/pkgconfig:

-rw-r--r-- 1 root root  338 Jun  7 18:45 opusfile.pc

-rw-r--r-- 1 root root  303 Jun  7 18:45 opusurl.pc