Add a binary to scan vst3 plug-ins

src/CMakeLists.txt

@@ -17,6 +17,10 @@ if(TARGET score_plugin_media)
   add_subdirectory(vstpuppet)
 endif()
 
+if(TARGET score_plugin_vst3)
+  add_subdirectory(vst3puppet)
+endif()
+
 add_subdirectory(app)
 
 if(SCORE_PLAYER)

src/vst3puppet/CMakeLists.txt

@@ -0,0 +1,82 @@
+project(vst3puppet CXX)
+find_package(${QT_VERSION} OPTIONAL_COMPONENTS WebSockets)
+
+set(VST3_SDK_ROOT "${3RDPARTY_FOLDER}/vst3")
+if(NOT TARGET ${QT_PREFIX}::WebSockets)
+  message("VST loading requires QtWebSockets.")
+  return()
+endif()
+add_executable(ossia-score-vst3puppet vst3puppet.cpp)
+
+
+if(WIN32)
+  target_sources(ossia-score-vst3puppet PRIVATE
+    "${VST3_SDK_ROOT}/public.sdk/source/vst/hosting/module_win32.cpp"
+  )
+elseif(APPLE)
+  target_sources(ossia-score-vst3puppet PRIVATE
+    "${VST3_SDK_ROOT}/public.sdk/source/vst/hosting/module_mac.mm"
+  )
+else()
+  target_sources(ossia-score-vst3puppet PRIVATE
+    "${VST3_SDK_ROOT}/public.sdk/source/vst/hosting/module_linux.cpp"
+  )
+endif()
+
+target_compile_definitions(ossia-score-vst3puppet PUBLIC HAS_VST3)
+target_link_libraries(
+  ossia-score-vst3puppet
+  PRIVATE
+    ${QT_PREFIX}::Core
+    ${QT_PREFIX}::Gui
+    ${QT_PREFIX}::WebSockets
+    ${CMAKE_DL_LIBS}
+    sdk_common sdk_hosting
+    )
+
+if(APPLE)
+    find_library(Foundation_FK Foundation)
+    target_link_libraries(ossia-score-vst3puppet PRIVATE
+        ${Foundation_FK}
+        )
+endif()
+
+target_include_directories(
+  ossia-score-vst3puppet
+  PRIVATE
+    "${SCORE_SRC}/plugins/score-plugin-media"
+)
+
+setup_score_common_exe_features(ossia-score-vst3puppet)
+
+set_target_properties(
+    ossia-score-vst3puppet
+    PROPERTIES
+      DISABLE_PRECOMPILE_HEADERS TRUE
+)
+
+if(APPLE AND DEPLOYMENT_BUILD)
+  set_target_properties(
+      ossia-score-vst3puppet
+      PROPERTIES
+        MACOSX_BUNDLE TRUE
+        MACOSX_BUNDLE_INFO_PLIST "${CMAKE_CURRENT_SOURCE_DIR}/Info.plist.in"
+        RUNTIME_OUTPUT_DIRECTORY score.app/Contents/MacOS)
+  install(
+    TARGETS ossia-score-vst3puppet
+    BUNDLE DESTINATION score.app/Contents/MacOS
+    COMPONENT OssiaScore)
+elseif(WIN32)
+  install(
+    TARGETS ossia-score-vst3puppet
+    RUNTIME DESTINATION .
+    COMPONENT OssiaScore)
+else()
+  install(
+    TARGETS ossia-score-vst3puppet
+    RUNTIME DESTINATION bin
+    COMPONENT OssiaScore)
+endif()
+
+disable_qt_plugins(ossia-score-vst3puppet)
+enable_minimal_qt_plugins(ossia-score-vst3puppet)

src/vst3puppet/Info.plist.in

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+        <key>CFBundleDevelopmentRegion</key>
+        <string>English</string>
+        <key>CFBundleExecutable</key>
+        <string>ossia-score-vst3puppet</string>
+        <key>CFBundleGetInfoString</key>
+        <string>ossia-score-vst3puppet</string>
+        <key>CFBundleIdentifier</key>
+        <string>ossia-score-vst3puppet</string>
+        <key>CFBundleInfoDictionaryVersion</key>
+        <string>6.0</string>
+        <key>CFBundleLongVersionString</key>
+        <string>1.0</string>
+        <key>CFBundleName</key>
+        <string>ossia-score-vst3puppet</string>
+        <key>CFBundlePackageType</key>
+        <string>APPL</string>
+        <key>CFBundleShortVersionString</key>
+        <string>1.0</string>
+        <key>CFBundleSignature</key>
+        <string>????</string>
+        <key>CFBundleVersion</key>
+        <string>1.0</string>
+        <key>CSResourcesFileMapped</key>
+        <true/>
+        <key>LSRequiresCarbon</key>
+        <true/>
+        <key>NSPrincipalClass</key>
+        <string>NSApplication</string>
+        <key>NSHighResolutionCapable</key>
+        <true/>
+        <key>LSUIElement</key>
+        <string>1</string>
+    <key>NSHumanReadableCopyright</key>
+    <string>ossia score</string>
+</dict>
+</plist>

src/vst3puppet/entitlements.plist

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+  <dict>
+    <key>com.apple.security.cs.allow-jit</key>
+    <true/>
+    <key>com.apple.security.cs.allow-unsigned-executable-memory</key>
+    <true/>
+    <key>com.apple.security.app-sandbox</key>
+    <false/>
+    <key>com.apple.security.cs.disable-library-validation</key>
+    <true/>
+    <key>com.apple.security.assets.music.read-write</key>
+    <true/>
+    <key>com.apple.security.files.downloads.read-write</key>
+    <true/>
+    <key>com.apple.security.device.firewire</key>
+    <true/>
+    <key>com.apple.security.device.microphone</key>
+    <true/>
+    <key>com.apple.security.device.usb</key>
+    <true/>
+    <key>com.apple.security.device.audio-input</key>
+    <true/>
+    <key>com.apple.security.device.camera</key>
+    <true/>
+    <key>com.apple.security.device.bluetooth</key>
+    <true/>
+    <key>com.apple.security.network.server</key>
+    <true/>
+    <key>com.apple.security.network.client</key>
+    <true/>
+    <key>com.apple.security.files.user-selected.read-write</key>
+    <true/>
+    <key>com.apple.security.files.bookmarks.app-scope</key>
+    <true/>
+  </dict>
+</plist>

src/vst3puppet/vst3puppet.cpp

@@ -0,0 +1,121 @@
+#include <public.sdk/source/vst/hosting/module.h>
+#include <public.sdk/source/vst/hosting/plugprovider.h>
+#include <public.sdk/source/vst/hosting/hostclasses.h>
+#include <pluginterfaces/base/funknown.h>
+#include <pluginterfaces/vst/ivstcomponent.h>
+#include <pluginterfaces/vst/ivstaudioprocessor.h>
+
+#include <QGuiApplication>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QUrl>
+#include <QTimer>
+#include <QFile>
+#include <QWebSocket>
+#include <iostream>
+#include <set>
+#include <QWindow>
+using namespace Steinberg;
+QString load_vst(const QString& path, int id)
+{
+  try
+  {
+    bool isFile = QFile(QUrl(path).toString(QUrl::PreferLocalFile)).exists();
+    if (!isFile)
+    {
+      std::cerr << "Invalid path: " << path.toStdString() << std::endl;
+      return {};
+    }
+
+    std::string err;
+    auto module = VST3::Hosting::Module::create(path.toStdString(), err);
+
+    if (!module)
+    {
+      std::cerr << "Failed to load VST3 " << path.toStdString() <<  err << std::endl;
+    }
+
+    const auto& info = module->getFactory().info();
+    QJsonArray arr;
+    for(const auto& cls : module->getFactory().classInfos())
+    {
+      if (cls.category() == kVstAudioEffectClass)
+      {
+        QJsonObject obj;
+
+        obj["Author"] = QString::fromStdString(cls.vendor());
+        obj["PrettyName"] = QString::fromStdString(cls.name());
+        obj["Subcategories"] = QString::fromStdString(cls.subCategoriesString());
+        obj["Version"] = QString::fromStdString(cls.version());
+        obj["UID"] = QString::fromStdString(cls.ID().toString());
+        obj["Path"] = path;
+        obj["Request"] = id;
+
+        arr.push_back(obj);
+      }
+    }
+    return QJsonDocument{arr}.toJson();
+  }
+  catch (const std::runtime_error& e)
+  {
+    std::cerr << e.what() << std::endl;
+  }
+  return {};
+}
+
+int main(int argc, char** argv)
+{
+  if (argc > 1)
+  {
+    int id = 0;
+    if(argc > 2) {
+        id = QString(argv[2]).toInt();
+    }
+    QGuiApplication app(argc, argv);
+    QWindow w;
+    w.setWidth(1);
+    w.setHeight(1);
+    w.setFlag(Qt::FramelessWindowHint);
+    w.setFlag(Qt::X11BypassWindowManagerHint);
+    w.show();
+
+    QWebSocket socket;
+
+    bool socket_ready{}, vst_ready{};
+    QString json_ret;
+
+    auto onReady = [&] {
+      if(socket_ready && vst_ready) {
+        socket.sendTextMessage(json_ret);
+        socket.flush();
+        socket.close();
+        app.exit(json_ret.isEmpty() ? 1 : 0);
+      }
+    };
+
+    QTimer::singleShot(32, [&] {
+      json_ret = load_vst(argv[1], id);
+      std::cout << json_ret.toStdString();
+      vst_ready = true;
+      onReady();
+    });
+
+    QObject::connect(&socket, &QWebSocket::connected,
+            &app, [&] {
+      socket_ready = true;
+      onReady();
+    });
+
+    QObject::connect(&socket, qOverload<QAbstractSocket::SocketError>(&QWebSocket::error), &app,
+                     [&] { qDebug() << socket.errorString(); app.exit(1); });
+    QObject::connect(&socket, &QWebSocket::disconnected, &app,
+                     [&] { qDebug() << socket.errorString(); app.exit(1); });
+
+    QTimer::singleShot(10000, [&] { qDebug() << "timeout"; qApp->exit(1); });
+
+    socket.open(QUrl("ws://127.0.0.1:37587"));
+    app.exec();
+  }
+  return 1;
+}