Add meson build system #1

	name: Meson Build

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build-meson:
	strategy:
	fail-fast: false
	matrix:
	include:
	- os: ubuntu-latest
	cc: gcc
	cxx: g++
	- os: ubuntu-latest
	cc: clang
	cxx: clang++
	- os: macos-latest
	cc: clang
	cxx: clang++
	- os: windows-latest
	cc: gcc
	cxx: g++

	name: "Test (${{ matrix.os }}, ${{ matrix.cc }})"
	runs-on: ${{ matrix.os }}
	env:
	CC: ${{ matrix.cc }}
	CXX: ${{ matrix.cxx }}
	defaults:
	run:
	shell: ${{ matrix.os == 'windows-latest' && 'msys2 {0}' \|\| 'bash' }}

	steps:
	- name: Checkout code
	uses: actions/checkout@v6

	- name: Install deps (ubuntu)
	if: matrix.os == 'ubuntu-latest'
	run: \|
	sudo add-apt-repository ppa:ubuntuhandbook1/ffmpeg7 -y
	sudo apt-get update
	sudo apt-get install autoconf automake wget ffmpeg libavformat-dev libavcodec-dev libswscale-dev libavutil-dev libswresample-dev meson

	- name: Install deps (macOS)
	if: matrix.os == 'macos-latest'
	run: \|
	brew update
	brew install autoconf automake libtool wget ffmpeg meson

	- name: Setup MSYS2 (MINGW64)
	if: matrix.os == 'windows-latest'
	uses: msys2/setup-msys2@v2
	with:
	msystem: MINGW64
	install: >-
	mingw-w64-x86_64-ca-certificates
	mingw-w64-x86_64-ffmpeg
	mingw-w64-x86_64-meson
	mingw-w64-x86_64-toolchain

	- name: Configure with Meson
	run: >
	meson setup builddir -Dtest=enabled

	- name: Build
	run: meson compile -C builddir --verbose

	- name: Run tests
	run: meson test -C builddir --verbose

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