WebRTC setup

git clone --depth=50 --branch=master https://github.com/mpromonet/webrtc-streamer.git mpromonet/webrtc-streamer
cd webrtc-streamer
git submodule update --init --recursive
export GNARGSCOMMON='rtc_include_tests=false rtc_enable_protobuf=false use_custom_libcxx=false use_ozone=true rtc_include_pulse_audio=false rtc_build_examples=false'
export GYP_GENERATOR_OUTPUT=x86_64
export GNARGS='is_debug=false rtc_use_h264=true ffmpeg_branding="Chrome"'
export SYSROOT=${TRAVIS_BUILD_DIR}/webrtc/src/build/linux/debian_stretch_amd64-sysroot

export CXX=g++
export CC=gcc
gcc --version
git clone --depth 1 https://chromium.googlesource.com/chromium/tools/depot_tools.git && export PATH=$PATH:$(pwd)/depot_tools
if [ "$CROSS" == "arm-linux-gnueabihf-" ]; then git clone --depth 1 https://github.com/raspberrypi/tools.git rpi_tools && export PATH=$PATH:$(pwd)/rpi_tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian-x64/bin; fi
mkdir webrtc
pushd webrtc
git -c core.deltaBaseCacheLimit=2g clone --no-checkout --progress https://webrtc.googlesource.com/src.git --depth=1 /home/user/webrtc-streamer/webrtc/_gclient_src_5z03I_' in '/home/user/webrtc-streamer/webrtc
gclient root
gclient config --spec 'solutions = [
  {
    "url": "https://webrtc.googlesource.com/src.git",
    "managed": False,
    "name": "src",
    "deps_file": "DEPS",
    "custom_deps": {},
  },
]
'
gclient sync --nohooks --no-history --with_branch_heads
git submodule foreach 'git config -f $toplevel/.git/config submodule.$name.ignore all'
git config diff.ignoreSubmodules all