install-macos.sh

# install the system toolchain (see https://docs.brew.sh/Installation)
xcode-select --install

# install homebrew
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"

# get the rust base toolchain
curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh

# make sure to have all the PATHs set, this depends on your shell

# install git
brew install git

# install nasm if you are on x86
brew install nasm

# get rav1e
git clone https://github.com/xiph/rav1e
cd rav1e

# install the CLI tool
cargo install --path .

# install the C-bindings if you want to use them.
cargo install cargo-c
cargo cinstall --destdir=/tmp/staging-rav1e
sudo cp -a /tmp/staging-/rav1e/* /usr/local/

# enjoy