obsRPi.sh

#!/bin/bash
#File: installobs.sh (sudo chmod +x installobs.sh)

WORK_DIR=~/obs-build
PREFIX=/usr
APT_DEPS=(build-essential 
	checkinstall 
	cmake 
	git 
	libmbedtls-dev 
	libasound2-dev 
	libavcodec-dev 
	libavdevice-dev 
	libavfilter-dev 
	libavformat-dev 
	libavutil-dev 
	libcurl4-openssl-dev 
	libfontconfig1-dev 
	libfreetype6-dev 
	libgl1-mesa-dev 
	libjack-jackd2-dev 
	libjansson-dev 
	libluajit-5.1-dev 
	libpulse-dev 
	libqt5x11extras5-dev 
	libspeexdsp-dev 
	libswresample-dev 
	libswscale-dev 
	libudev-dev 
	libv4l-dev 
	libvlc-dev 
	libx11-dev 
	libx11-xcb1 
	libx11-xcb-dev 
	libxcb-xinput0 
	libxcb-xinput-dev 
	libxcb-randr0 
	libxcb-randr0-dev 
	libxcb-xfixes0 
	libxcb-xfixes0-dev 
	libx264-dev 
	libxcb-shm0-dev 
	libxcb-xinerama0-dev 
	libxcomposite-dev 
	libxinerama-dev 
	pkg-config 
	python3-dev 
	qtbase5-dev 
	libqt5svg5-dev 
    wget
	swig)

echo "-----------------------------------"
echo "    Making working directory"
echo "-----------------------------------"
mkdir -p "$WORK_DIR"
cd "$WORK_DIR"

echo "-----------------------------------"
echo "Updating system and installing deps"
echo "-----------------------------------"
sudo apt-get --allow-releaseinfo-change update
sudo DEBIAN_FRONTEND=noninteractive apt-get -y dist-upgrade
sudo apt-get -y install ${APT_DEPS[@]}
wget http://ftp.uk.debian.org/debian/pool/non-free/f/fdk-aac/libfdk-aac1_0.1.4-2+b1_armhf.deb
wget http://ftp.uk.debian.org/debian/pool/non-free/f/fdk-aac/libfdk-aac-dev_0.1.4-2+b1_armhf.deb
sudo dpkg -i libfdk-aac1_0.1.4-2+b1_armhf.deb
sudo dpkg -i libfdk-aac-dev_0.1.4-2+b1_armhf.deb

echo "-----------------------------------"
echo "        Getting OBS Source"
echo "-----------------------------------"
git clone --recursive https://github.com/obsproject/obs-studio.git

echo "-----------------------------------"
echo "         Preparing build"
echo "-----------------------------------"
cd obs-studio
mkdir build && cd build
cmake -DUNIX_STRUCTURE=1 -DCMAKE_INSTALL_PREFIX="$PREFIX" ..

echo "-----------------------------------"
echo "             Building"
echo "-----------------------------------"
make -j4
sudo make install
cd ../../
echo "-----------------------------------"
echo "        Install NDI"
echo "-----------------------------------"
wget https://raw.githubusercontent.com/venepe/install-libndi/master/install-libndi.sh
sudo chmod +x ./install-libndi.sh
./install-libndi.sh
echo "-----------------------------------"
echo "        Copy NDI to Usr Lib"
echo "-----------------------------------"
sudo cp /tmp/ndisdk/lib/arm-rpi3-linux-gnueabihf/libndi.so /usr/lib/libndi.so
sudo cp /tmp/ndisdk/lib/arm-rpi3-linux-gnueabihf/libndi.so.4 /usr/lib/libndi.so.4
sudo cp /tmp/ndisdk/lib/arm-rpi3-linux-gnueabihf/libndi.so.4.5.1 /usr/lib/libndi.so.4.5.1
echo "-----------------------------------"
echo "        Installing OBS NDI"
echo "-----------------------------------"
git clone https://github.com/venepe/obs-ndi.git
cd obs-ndi/
mkdir build && cd build
cmake -DLIBOBS_INCLUDE_DIR="/usr/share/obs/libobs/" -DCMAKE_INSTALL_PREFIX="$PREFIX" -DUSE_UBUNTU_FIX=true ..
make -j4
sudo make install
cd ../../
echo "-----------------------------------"
echo "        Installing OBS Websockets"
echo "-----------------------------------"
git clone --recursive https://github.com/venepe/obs-websocket.git
cd obs-websocket/
mkdir build && cd build
cmake -DLIBOBS_INCLUDE_DIR="/usr/share/obs/libobs/" -DCMAKE_INSTALL_PREFIX="$PREFIX" -DUSE_UBUNTU_FIX=true ..
make -j4
sudo make install
obs #only need to run this command from now on

Note to self: figure out how to make this run on ARM64