Install ghostscript, ffmpeg, ImageMagick 7 on Ubuntu 16.04

imagemagick7.sh

sudo apt install ffmpeg ghostscript libgs-dev build-essential autoconf automake autopoint chrpath cm-super-minimal debhelper dh-autoreconf  dh-strip-nondeterminism doxygen doxygen-latex gir1.2-rsvg-2.0 graphviz   libbz2-dev libcairo-script-interpreter2 libcairo2-dev libcdt5 libcgraph6   libclang1-3.6 libdjvulibre-dev libexif-dev libfftw3-bin libfftw3-dev  libfftw3-long3 libfftw3-quad3 libfile-stripnondeterminism-perl   libfontconfig1-dev libfreetype6-dev libgdk-pixbuf2.0-dev libglib2.0-dev   libgvc6 libgvpr2 libharfbuzz-dev libharfbuzz-gobject0 libice-dev   libilmbase-dev libjasper-dev libjbig-dev libjpeg-dev libjpeg-turbo8-dev   libjpeg8-dev libjs-jquery liblcms2-dev libllvm3.6v5 liblqr-1-0-dev   liblzma-dev libobjc-5-dev libobjc4 libopenexr-dev libpango1.0-dev  libpathplan4 libpcre3-dev libpcre32-3 libpcrecpp0v5 libperl-dev   libpixman-1-dev libpng12-dev libpotrace0 libptexenc1 libpthread-stubs0-dev   librsvg2-bin librsvg2-dev libsigsegv2 libsm-dev libsynctex1 libtexlua52   libtexluajit2 libtiff5-dev libtiffxx5 libwmf-dev libx11-dev libxau-dev   libxcb-render0-dev libxcb-shm0-dev libxcb1-dev libxdmcp-dev libxext-dev   libxft-dev libxml2-dev libxml2-utils libxrender-dev libxt-dev libzzip-0-13   m4 pkg-kde-tools po-debconf preview-latex-style tex-common texlive-base   texlive-binaries texlive-extra-utils texlive-font-utils   texlive-fonts-recommended texlive-latex-base texlive-latex-extra  texlive-latex-recommended texlive-pictures x11proto-core-dev   x11proto-input-dev x11proto-kb-dev x11proto-render-dev x11proto-xext-dev   xorg-sgml-doctools xsltproc xtrans-dev zlib1g-dev libtiff5-dev  xorg-dev libopenjp2-7-dev -y

wget http://www.imagemagick.org/download/ImageMagick.tar.gz

tar xzvf ImageMagick.tar.gz && cd ImageMagick-7.0.*/
#build imagemagick 7 with ghostscript
./configure --with-gslib=yes
make
sudo make install
sudo ldconfig /usr/local/lib

#check ghostscript installed in imagemagick or not
magick -list configure | grep DELEGATES

#to check use below
identify -version
magick