register vst3 files without any audio effect inside as failed plugins

codecruisedor · Jul 4, 2023 · 4d2816d · 4d2816d
1 parent a33d4ed
commit 4d2816d
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/src/framework/vst/internal/vstpluginmetareader.cpp b/src/framework/vst/internal/vstpluginmetareader.cpp
@@ -74,5 +74,9 @@ mu::RetVal<AudioResourceMetaList> VstPluginMetaReader::readMeta(const io::path_t
         break;
     }
 
+    if (result.empty()) {
+        return make_ret(Err::NoAudioEffect);
+    }
+
     return RetVal<AudioResourceMetaList>::make_ok(result);
 }
diff --git a/src/framework/vst/vsterrors.h b/src/framework/vst/vsterrors.h
@@ -35,7 +35,8 @@ enum class Err {
     NoPluginFactory = 1402,
     NoPluginProvider = 1403,
     NoPluginController = 1404,
-    NoPluginWithId = 1405
+    NoPluginWithId = 1405,
+    NoAudioEffect = 1406,
 };
 
 inline Ret make_ret(Err e)
@@ -50,6 +51,7 @@ inline Ret make_ret(Err e)
     case Err::NoPluginProvider: return Ret(retCode, "No VST3 audio module class found");
     case Err::NoPluginController: return Ret(retCode, "No VST3 editor controller class found");
     case Err::NoPluginWithId: return Ret(retCode, "VST3 plugin is not found");
+    case Err::NoAudioEffect: return Ret(retCode, "VST3 file contains no audio effect");
     }
 
     return Ret(retCode);