[RFC] script: add quickjs as javascript runtime

.editorconfig

@@ -11,6 +11,10 @@ indent_size = 4
 max_line_length = 80
 trim_trailing_whitespace = true
 
+[*.{yaml,yml}]
+indent_size = 2
+quote_type = 'double'
+
 [.git/COMMIT*]
 max_line_length = 72
 

.github/workflows/build.yml

@@ -29,9 +29,14 @@ on:
       - 'README.md'
       - 'RELEASE_NOTES'
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   mingw:
     runs-on: ubuntu-24.04
+    if: false
     env:
       CCACHE_BASEDIR: ${{ github.workspace }}
       CCACHE_DIR: ${{ github.workspace }}/.ccache
@@ -71,7 +76,7 @@ jobs:
       - name: Install Meson Wraps
         run: |
           mkdir subprojects -p
-          meson wrap install mujs
+          meson wrap install quickjs-ng
           meson subprojects download
 
       - name: Build libraries
@@ -118,6 +123,7 @@ jobs:
 
   win32:
     runs-on: ${{ matrix.os }}
+    if: true
     strategy:
       fail-fast: false
       matrix:
@@ -225,6 +231,7 @@ jobs:
 
   macos:
     runs-on: ${{ matrix.os }}
+    if: true
     strategy:
       matrix:
         include:
@@ -269,6 +276,9 @@ jobs:
           brew install -q autoconf automake pkgconf libtool python freetype fribidi little-cms2 \
             luajit libass ffmpeg meson rust uchardet mujs libplacebo molten-vk vulkan-loader vulkan-headers
 
+      - run: mkdir -p subprojects
+      - run: git clone --depth=1 --branch=v0.11.0 https://github.com/quickjs-ng/quickjs subprojects/quickjs
+
       - name: Build with meson
         id: build
         run: |
@@ -307,6 +317,7 @@ jobs:
 
   linux:
     runs-on: ubuntu-latest
+    if: true
     container:
       image: "registry.opensuse.org/home/mia/images/images/mpv-ci:stable-deps"
       env:
@@ -327,6 +338,9 @@ jobs:
     steps:
       - uses: actions/checkout@v6
 
+      - run: mkdir -p subprojects
+      - run: git clone --depth=1 --branch=v0.11.0 https://github.com/quickjs-ng/quickjs subprojects/quickjs
+
       - name: Build with meson
         id: build
         run: |
@@ -349,6 +363,7 @@ jobs:
 
   linux-fuzz:
     runs-on: ubuntu-latest
+    if: false
     container:
       image: "registry.opensuse.org/home/mia/images/images/mpv-ci:stable-deps"
       env:
@@ -372,6 +387,7 @@ jobs:
 
   linux-ffmpeg-6-1:
     runs-on: ubuntu-latest
+    if: false
     container:
       # We want to test ffmpeg 6.1.2, which Alpine 3.21 includes.
       # Also test compatibility with Wayland Protocols 1.38 and Wayland libs 1.23.
@@ -428,6 +444,7 @@ jobs:
   openbsd:
     runs-on: ubuntu-latest # until https://github.com/actions/runner/issues/385
     timeout-minutes: 15 # avoid any weirdness with the VM
+    if: false
     steps:
     - uses: actions/checkout@v6
     - name: Test in OpenBSD VM
@@ -474,6 +491,7 @@ jobs:
   freebsd:
     runs-on: ubuntu-latest # until https://github.com/actions/runner/issues/385
     timeout-minutes: 15 # avoid any weirdness with the VM
+    if: false
     steps:
     - uses: actions/checkout@v6
     - name: Test in FreeBSD VM
@@ -527,6 +545,7 @@ jobs:
 
   msys2:
     runs-on: ${{ matrix.os }}
+    if: false
     strategy:
       fail-fast: false
       matrix:

.gitignore

@@ -1,3 +1,4 @@
 /subprojects/*
 !/subprojects/packagefiles
 !/subprojects/*.wrap
+.cache/

ci/build-win32.ps1

@@ -1,3 +1,6 @@
+# you don't need to review this file, I'll revert this changes later.
+# it's for my local developing convenience.
+
 $ErrorActionPreference = "Stop"
 $PSNativeCommandUseErrorActionPreference = $true
 Set-StrictMode -Version Latest
@@ -7,19 +10,6 @@ if (-not (Test-Path $subprojects)) {
     New-Item -Path $subprojects -ItemType Directory | Out-Null
 }
 
-$amfVersion = "1.5.0"
-$amfUrl = "https://github.com/GPUOpen-LibrariesAndSDKs/AMF/releases/download/v$amfVersion/AMF-headers-v$amfVersion.tar.gz"
-$amfArchive = "AMF-headers-v$amfVersion.tar.gz"
-$amfExtractPath = "$subprojects/amf-headers"
-if (-not (Test-Path $amfArchive)) {
-    Invoke-WebRequest -Uri $amfUrl -OutFile $amfArchive
-}
-if (-not (Test-Path "$amfExtractPath/AMF")) {
-    New-Item -Path $amfExtractPath -ItemType Directory -Force | Out-Null
-    tar -xzf $amfArchive --strip-components=1 -C $amfExtractPath
-}
-$amfExtractPath = Resolve-Path $amfExtractPath
-
 # Wrap shaderc to run git-sync-deps and patch unsupported generator expression
 if (-not (Test-Path "$subprojects/shaderc_cmake")) {
     git clone https://github.com/google/shaderc --depth 1 $subprojects/shaderc_cmake
@@ -187,6 +177,14 @@ $projects = @(
         URL = "https://code.videolan.org/videolan/libplacebo.git"
         Revision = "master"
     },
+    @{
+        Path = "$subprojects/quickjs.wrap"
+        URL = "https://github.com/quickjs-ng/quickjs"
+        Revision = "v0.11.0"
+        Provides = @(
+            "quickjs = quickjs_dep"
+        )
+    },
     @{
         Path = "$subprojects/dav1d.wrap"
         URL = "https://code.videolan.org/videolan/dav1d"
@@ -237,10 +235,21 @@ clone-recursive = true
     Set-Content -Path $project.Path -Value $content
 }
 
+# $env:VS="C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise"
+$env:CC="clang"
+$env:CXX="clang++"
+$env:CC_LD="lld-link"
+$env:CXX_LD="lld-link"
+$env:WINDRES="llvm-rc"
+$env:RUST_LD="lld-link"
+# $env:RUSTC="rustc --target ${{ matrix.target }}"
+# $env:CCACHE_BASEDIR=${{ github.workspace }}
+# $env:CCACHE_DIR="${{ github.workspace }}\\.ccache"
+# $env:CCACHE_MAXSIZE=500M
+
 meson setup build `
     --wrap-mode=forcefallback `
     -Ddefault_library=static `
-    -Dc_args="-I$amfExtractPath" `
     -Dlibmpv=true `
     -Dtests=true `
     -Dgpl=true `
@@ -268,7 +277,7 @@ meson setup build `
     -Dxxhash:inline-all=true `
     -Dxxhash:cli=false `
     -Dluajit:amalgam=true `
-    -Damf=enabled `
+    -Damf=disabled `
     -Dd3d11=enabled `
     -Dvulkan=enabled `
     -Djavascript=enabled `

meson.build

@@ -657,12 +657,51 @@ if features['iconv']
     add_project_arguments('-DWINICONV_CONST=', language: ['c', 'objc'])
 endif
 
-javascript = dependency('mujs', version: '>= 1.0.0', required: get_option('javascript'))
-features += {'javascript': javascript.found()}
+javascript_opt = get_option('javascript')
+javascript_dep = disabler()
+javascript_sources = []
+javascript_runtime = ''
+
+if javascript_opt != 'disabled'
+    if javascript_opt in ['auto', 'enabled', 'quickjs']
+        quickjs_dep = dependency('quickjs-ng', version: '>= 0.10.0',
+                     fallback: ['quickjs', 'qjs_dep'],
+                     default_options: ['libc=true'],
+                     required: javascript_opt in ['quickjs', 'enabled'])
+        if quickjs_dep.found()
+            javascript_dep = quickjs_dep
+            javascript_runtime = 'quickjs'
+            add_project_arguments('-DJAVASCRIPT_RUNTIME=2', language : 'c')
+        endif
+    endif
+
+    if not javascript_dep.found() and javascript_opt in ['auto', 'enabled', 'mujs']
+        mujs_dep = dependency('mujs', version: '>= 1.0.0',
+                              required: javascript_opt == 'mujs')
+        if mujs_dep.found()
+            javascript_dep = mujs_dep
+            javascript_runtime = 'mujs'
+            add_project_arguments('-DJAVASCRIPT_RUNTIME=1', language : 'c')
+        endif
+    endif
+
+    if javascript_opt == 'enabled' and not javascript_dep.found()
+        error('Javascript enabled but no supported runtime (mujs or quickjs-ng) was found!')
+    endif
+
+    if javascript_runtime == 'mujs'
+        javascript_sources += files('player/javascript_mujs.c',
+                                     'sub/filter_jsre_mujs.c')
+    elif javascript_runtime == 'quickjs'
+        javascript_sources += files('player/javascript_quickjs.c',
+                                     'sub/filter_jsre_quickjs.c')
+    endif
+endif
+
+features += {'javascript': javascript_dep.found()}
 if features['javascript']
-    dependencies += javascript
-    sources += files('player/javascript.c',
-                     'sub/filter_jsre.c')
+    dependencies += javascript_dep
+    sources += javascript_sources
 endif
 
 lcms2 = dependency('lcms2', version: '>= 2.6', required: get_option('lcms2'))
@@ -1904,10 +1943,15 @@ if features['sdl2-audio'] or features['sdl2-gamepad'] or features['sdl2-video']
     warning('You are building with optional SDL2 support. If you encounter build issues, try disabling it.')
 endif
 
+javascript_summary = javascript_opt
+if features['javascript']
+    javascript_summary = javascript_runtime
+endif
+
 summary({'cocoa': features['cocoa'] and features['swift'],
          'd3d11': features['d3d11'],
          'drm': features['drm'],
-         'javascript': features['javascript'],
+         'javascript': javascript_summary,
          'libmpv': get_option('libmpv'),
          'lua': features['lua'],
          'opengl': features['gl'],

meson.options

@@ -13,7 +13,7 @@ option('cplugins', type: 'feature', value: 'auto', description: 'C plugins')
 option('dvbin', type: 'feature', value: 'auto', description: 'DVB input module')
 option('dvdnav', type: 'feature', value: 'auto', description: 'dvdnav support')
 option('iconv', type: 'feature', value: 'auto', description: 'iconv')
-option('javascript', type: 'feature', value: 'auto', description: 'Javascript (MuJS backend)')
+option('javascript', type: 'combo', choices: ['auto', 'mujs', 'quickjs', 'enabled', 'disabled'], value: 'quickjs', description: 'Javascript')
 option('jpeg', type: 'feature', value: 'auto', description: 'libjpeg image writer')
 option('lcms2', type: 'feature', value: 'auto', description: 'LCMS2 support')
 option('libarchive', type: 'feature', value: 'auto', description: 'libarchive wrapper for reading zip files and more')

player/javascript/defaults.js

@@ -1,10 +1,21 @@
 "use strict";
+
+console.log('running', 'defaults.js');
+
+console.log(1);
+console.log(2);
+console.log(3);
+
+console.log(mp.script_name);
+console.log(Object.keys(mp).length, JSON.stringify(Object.keys(mp)));
+
 (function main_default_js(g) {
 // - g is the global object.
 // - User callbacks called without 'this', global only if callee is non-strict.
 // - The names of function expressions are not required, but are used in stack
 //   traces. We name them where useful to show up (fname:#line always shows).
 
+
 mp.msg = { log: mp.log };
 mp.msg.verbose = mp.log.bind(null, "v");
 var levels = ["fatal", "error", "warn", "info", "debug", "trace"];