tce-load -i compiletc meson libcamera-dev boost-dev libexif-dev libepoxy-dev

wget https://github.com/raspberrypi/rpicam-apps/releases/download/v1.5.0/rpicam-apps-1.5.0.tar.xz

cd rpicam-apps-1.5.0

mkdir build
cd build

CC="gcc -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" CXX="g++ -flto -march=armv8-a+crc -mtune=cortex-a72 -Os -pipe" meson --prefix=/usr/local --localstatedir=/var --libexecdir=/usr/local/lib --buildtype=plain

ninja [3m 24.29s]
sudo ninja install

rpicam-apps 1.5.0

  libcamera
    location             : /usr/local/lib
    version              : 0.3.0

  Build configuration
    libav encoder        : NO
    drm preview          : YES
    egl preview          : YES
    qt preview           : NO
    OpenCV postprocessing: NO
    TFLite postprocessing: NO
    Hailo postprocessing : NO

  User defined options
    buildtype            : plain
    libexecdir           : /usr/local/lib
    localstatedir        : /var
    prefix               : /usr/local