feat(build): make this a fullblown cmake project

.github/workflows/ci.yml

@@ -0,0 +1,326 @@
+---
+name: CI
+
+on:
+  pull_request:
+    branches: [master]
+    types: [opened, synchronize, reopened]
+  push:
+    branches: [master]
+  workflow_dispatch:
+
+concurrency:
+  group: "${{ github.workflow }}-${{ github.ref }}"
+  cancel-in-progress: true
+
+env:
+  MACOSX_DEPLOYMENT_TARGET: 13.0
+
+jobs:
+  build:
+    name: Build (${{ matrix.name }})
+    # https://trac.ffmpeg.org/wiki/CompilationGuide/Ubuntu
+    # https://trac.ffmpeg.org/wiki/CompilationGuide/macOS
+    # https://trac.ffmpeg.org/wiki/CompilationGuide/MinGW
+    strategy:
+      fail-fast: false  # false to test all, true to fail entire job if any fail
+      matrix:
+        include:
+          - name: Linux-x86_64  # ${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}
+            os_type: linux
+            os: ubuntu-22.04
+            arch: x86_64
+            shell: bash
+          - name: Linux-aarch64
+            os_type: linux
+            os: ubuntu-22.04
+            arch: aarch64
+            shell: bash
+            target: aarch64-linux-gnu
+          - name: Linux-ppc64le
+            os_type: linux
+            os: ubuntu-22.04
+            arch: powerpc64le
+            shell: bash
+            target: powerpc64le-linux-gnu
+          - name: Darwin-x86_64
+            os_type: macos
+            os: macos-13
+            arch: x86_64
+            shell: bash
+          - name: Darwin-arm64
+            os_type: macos
+            os: macos-14
+            arch: aarch64
+            shell: bash
+            target: arm64-apple-macosx
+          - name: Windows-AMD64
+            os_type: windows
+            os: windows-2022
+            arch: x86_64
+            shell: msys2 {0}
+    runs-on: ${{ matrix.os }}
+    defaults:
+      run:
+        shell: ${{ matrix.shell }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Dependencies Linux
+        if: ${{ matrix.os_type != 'windows' }}
+        run: |
+          echo "::group::dependencies prep"
+          if [[ ${{ matrix.os }} == "ubuntu-18.04" ]]; then
+            dist="bionic"
+          elif [[ ${{ matrix.os }} == "ubuntu-20.04" ]]; then
+            dist="focal"
+          elif [[ ${{ matrix.os }} == "ubuntu-22.04" ]]; then
+            dist="jammy"
+          elif [[ ${{ matrix.os }} == "ubuntu-24.04" ]]; then
+            dist="noble"
+          fi
+
+          package_arch="amd64"
+          if [[ ${{ matrix.arch }} == "aarch64" ]]; then
+            package_arch="arm64"
+          elif [[ ${{ matrix.arch }} == "powerpc64le" ]]; then
+            package_arch="ppc64el"
+          fi
+
+          mirror="http://ports.ubuntu.com/ubuntu-ports"
+          extra_sources=$(cat <<- VAREOF
+            deb [arch=$package_arch] $mirror $dist main restricted
+            deb [arch=$package_arch] $mirror $dist-updates main restricted
+            deb [arch=$package_arch] $mirror $dist universe
+            deb [arch=$package_arch] $mirror $dist-updates universe
+            deb [arch=$package_arch] $mirror $dist multiverse
+            deb [arch=$package_arch] $mirror $dist-updates multiverse
+            deb [arch=$package_arch] $mirror $dist-backports main restricted universe multiverse
+            deb [arch=$package_arch] $mirror $dist-security main restricted
+            deb [arch=$package_arch] $mirror $dist-security universe
+            deb [arch=$package_arch] $mirror $dist-security multiverse
+          VAREOF
+          )
+          echo "::endgroup::"
+
+          echo "::group::linux dependencies"
+
+          if [[ ${{ matrix.os }} == "ubuntu-20.04" ]]; then
+            # activate mesa backport PPA to ensure ffmpeg builds with vaSyncBuffer()
+            # (via libva 2.9.0 or later)
+            sudo add-apt-repository ppa:kisak/turtle -y
+          fi
+
+          if [[ $package_arch != "amd64" ]]; then
+            # fix original sources
+            sudo sed -i -e "s#deb http#deb [arch=amd64] http#g" /etc/apt/sources.list
+
+            sudo dpkg --add-architecture $package_arch
+
+            echo "$extra_sources" | sudo tee -a /etc/apt/sources.list
+            echo "----"
+            sudo cat /etc/apt/sources.list
+          fi
+
+          sudo apt-get update -q && sudo apt-get -y install \
+            autoconf \
+            automake \
+            build-essential \
+            cmake \
+            git-core \
+            libass-dev \
+            libfreetype6-dev \
+            libgnutls28-dev \
+            libmp3lame-dev \
+            libnuma-dev \
+            libopus-dev \
+            libsdl2-dev \
+            libtool \
+            libvorbis-dev \
+            libxcb1-dev \
+            libxcb-shm0-dev \
+            libxcb-xfixes0-dev \
+            meson \
+            nasm \
+            ninja-build \
+            pkg-config \
+            texinfo \
+            wget \
+            yasm \
+            zlib1g-dev
+
+          if [[ ${{ matrix.arch }} == "powerpc64le" ]]; then
+            sudo apt-get -y install \
+              libva-dev:$package_arch \
+              libva2:$package_arch \
+              libva-drm2:$package_arch \
+              libdrm2:$package_arch \
+              libva-glx2:$package_arch \
+              libgl1:$package_arch \
+              libglx0:$package_arch \
+              libglx-mesa0:$package_arch \
+              libglapi-mesa:$package_arch \
+              libgl1-mesa-dri:$package_arch \
+              libdrm-amdgpu1:$package_arch \
+              libdrm-nouveau2:$package_arch \
+              libdrm-radeon1:$package_arch \
+              libwayland-client0:$package_arch \
+              libwayland-cursor0:$package_arch \
+              libwayland-dev:$package_arch \
+              libwayland-egl1:$package_arch \
+              libwayland-server0:$package_arch \
+              libva-wayland2:$package_arch \
+              libva-x11-2:$package_arch
+          else
+            sudo apt-get -y install \
+              libva-dev:$package_arch \
+              libva-glx2:$package_arch \
+              libgl1:$package_arch \
+              libglx0:$package_arch
+          fi
+
+          if [[ ${{ matrix.arch }} != "x86_64" ]]; then
+            sudo apt-get -y install \
+              binutils-${{ matrix.target }} \
+              g++-${{ matrix.target }} \
+              gcc-${{ matrix.target }}
+          fi
+          echo "::endgroup::"
+
+      - name: Setup Dependencies MacOS
+        if: ${{ matrix.os_type == 'macos' }}
+        run: |
+          brew install \
+            automake \
+            fdk-aac \
+            git \
+            lame \
+            libass \
+            libtool \
+            libvorbis \
+            libvpx \
+            nasm \
+            ninja \
+            opus \
+            pkg-config \
+            sdl \
+            shtool \
+            texi2html \
+            theora \
+            wget \
+            yasm \
+            xvid
+
+      - name: Setup Dependencies Windows
+        # if a dependency needs to be pinned, see https://github.com/LizardByte/build-deps/pull/186
+        if: ${{ matrix.os_type == 'windows' }}
+        uses: msys2/setup-msys2@v2
+        with:
+          msystem: ucrt64
+          update: true
+          install: >-
+            diffutils
+            git
+            make
+            pkg-config
+            mingw-w64-ucrt-x86_64-binutils
+            mingw-w64-ucrt-x86_64-cmake
+            mingw-w64-ucrt-x86_64-gcc
+            mingw-w64-ucrt-x86_64-onevpl
+            mingw-w64-ucrt-x86_64-nasm
+            mingw-w64-ucrt-x86_64-ninja
+
+      - name: Initialize Submodules
+        # libx265 has issues when using the recursive method of the first checkout action
+        # this is after `msys2/setup-msys2@v2` because `msys2` (default) shell is not available until then.
+        run: |
+          git submodule update --init --recursive
+
+      - name: Setup ENV
+        id: root
+        run: |
+          echo "ROOT_PATH=$PWD" >> $GITHUB_ENV
+
+      - name: Setup cross compilation
+        id: cross
+        if: ${{ matrix.arch != 'x86_64' }}
+        run: |
+          TOOLCHAIN=${ROOT_PATH}/cmake/toolchains/${{ matrix.target }}.cmake
+          echo "CMAKE_TOOLCHAIN_FILE=$TOOLCHAIN" >> $GITHUB_OUTPUT
+          if [[ ${{ matrix.os_type }} == 'linux' ]]; then
+            echo "CCPREFIX=/usr/bin/${{ matrix.target }}-" >> $GITHUB_OUTPUT
+          fi
+
+      - name: ffmpeg
+        run: |
+          mkdir -p build
+          cmake \
+            -B build \
+            -S . \
+            -G "Ninja" \
+            -DCMAKE_TOOLCHAIN_FILE=${{ steps.cross.outputs.CMAKE_TOOLCHAIN_FILE }} \
+            -DCMAKE_INSTALL_PREFIX="${ROOT_PATH}/build/dist"
+          ninja -C build
+          ninja -C build install
+
+      - name: Debug
+        run: |
+          ls -R ./build/dist
+
+      - name: Cleanup
+        # TODO
+        run: |
+          rm -f -r ./ffmpeg_build/share
+          rm -f -r ./ffmpeg_build/lib/pkgconfig
+
+      - name: Upload Artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ matrix.name }}
+          path: ./ffmpeg_build/  # TODO
+
+  update_dist:
+    # only the commit is conditional, so the rest of the job can be verified on PRs
+    name: Update dist
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout dist
+        uses: actions/checkout@v4
+        with:
+          ref: dist
+          path: dist
+          persist-credentials: false  # otherwise, the token used is the GITHUB_TOKEN, instead of the personal token
+          fetch-depth: 0  # otherwise, will fail to push refs to dest repo
+
+      - name: Cleanup
+        run: |
+          rm -f -r dist/ffmpeg/*/share
+          rm -f -r dist/ffmpeg/*/lib/pkgconfig
+
+      - name: Download artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: dist/ffmpeg
+
+      - name: Debug
+        run: |
+          ls -R dist/ffmpeg
+
+      - name: Commit dist
+        if: >-
+          startsWith(github.repository, 'LizardByte/') &&
+          github.ref == 'refs/heads/master' &&
+          (github.event_name == 'push' || github.event_name == 'workflow_dispatch')
+        uses: actions-js/[email protected]
+        with:
+          github_token: ${{ secrets.GH_BOT_TOKEN }}
+          author_email: ${{ secrets.GH_BOT_EMAIL }}
+          author_name: ${{ secrets.GH_BOT_NAME }}
+          directory: dist
+          branch: dist
+          force: false
+          message: "Commit ${{ github.sha }}"

.gitignore

@@ -1,5 +1,6 @@
 # Distribution / packaging
 build/
+cmake-*/
 
 # JetBrains project folder
 .idea/

.gitmodules

@@ -1,24 +1,24 @@
-[submodule "ffmpeg_sources/AMF"]
-	path = ffmpeg_sources/AMF
-	url = https://github.com/GPUOpen-LibrariesAndSDKs/AMF
+[submodule "third-party/FFmpeg/AMF"]
+	path = third-party/FFmpeg/AMF
+	url = https://github.com/GPUOpen-LibrariesAndSDKs/AMF.git
 	branch = master
-[submodule "ffmpeg_sources/x264"]
-	path = ffmpeg_sources/x264
+[submodule "third-party/FFmpeg/x264"]
+	path = third-party/FFmpeg/x264
 	url = https://code.videolan.org/videolan/x264.git
 	branch = stable
-[submodule "ffmpeg_sources/x265_git"]
-	path = ffmpeg_sources/x265_git
+[submodule "third-party/FFmpeg/x265_git"]
+	path = third-party/FFmpeg/x265_git
 	url = https://bitbucket.org/multicoreware/x265_git.git
 	branch = Release_3.5
-[submodule "ffmpeg_sources/nv-codec-headers"]
-	path = ffmpeg_sources/nv-codec-headers
-	url = https://github.com/FFmpeg/nv-codec-headers
+[submodule "third-party/FFmpeg/nv-codec-headers"]
+	path = third-party/FFmpeg/nv-codec-headers
+	url = https://github.com/FFmpeg/nv-codec-headers.git
 	branch = sdk/12.0
-[submodule "ffmpeg_sources/ffmpeg"]
-	path = ffmpeg_sources/ffmpeg
-	url = https://github.com/FFmpeg/FFmpeg
+[submodule "third-party/FFmpeg/FFmpeg"]
+	path = third-party/FFmpeg/FFmpeg
+	url = https://github.com/FFmpeg/FFmpeg.git
 	branch = release/7.1
-[submodule "ffmpeg_sources/SVT-AV1"]
-	path = ffmpeg_sources/SVT-AV1
+[submodule "third-party/FFmpeg/SVT-AV1"]
+	path = third-party/FFmpeg/SVT-AV1
 	url = https://gitlab.com/AOMediaCodec/SVT-AV1.git
 	branch = v1.6.0