#!/bin/bash # install webp if [ ! -f libwebp-0.4.1.tar.gz ]; then wget 'http://downloads.webmproject.org/releases/webp/libwebp-0.4.1.tar.gz' fi rm -r libwebp-0.4.1 tar -xvzf libwebp-0.4.1.tar.gz pushd libwebp-0.4.1 ./configure --prefix=/usr --enable-libwebpmux --enable-libwebpdemux && make -j4 && sudo make -j4 install popd