vault backup: 2024-01-12 17:14:44

03-UnrealEngine/Editor/FBXAnimation导入&导出逻辑.md

@@ -171,4 +171,32 @@ void FFbxExporter::CorrectAnimTrackInterpolation( TArray<FbxNode*>& BoneNodes, F
 ```
 
 ## 导入Curve相关逻辑
-UnFbx::FFbxImporter::ImportCurveToAnimSequence() => UnFbx::FFbxImporter::ImportCurve()
+UnFbx::FFbxImporter::ImportCurveToAnimSequence() => UnFbx::FFbxImporter::ImportCurve()
+
+## 异步机制改进
+```c++
+void URuntimeAudioImporterLibrary::ImportAudioFromFile(const FString& FilePath, ERuntimeAudioFormat AudioFormat)  
+{  
+    AsyncTask(ENamedThreads::AnyBackgroundHiPriTask, [WeakThis = TWeakObjectPtr<URuntimeAudioImporterLibrary>(this), FilePath, AudioFormat]() mutable  
+    {  
+       if (!WeakThis.IsValid())  
+       {          UE_LOG(LogRuntimeAudioImporter, Error, TEXT("Failed to import audio from file '%s' because the RuntimeAudioImporterLibrary object has been destroyed"), *FilePath);  
+          return;  
+       }  
+       FGCObjectScopeGuard Guard(WeakThis.Get());  
+  
+       if (!FPaths::FileExists(FilePath))  
+       {          WeakThis->OnResult_Internal(nullptr, ERuntimeImportStatus::AudioDoesNotExist);  
+          return;  
+       }  
+       AudioFormat = AudioFormat == ERuntimeAudioFormat::Auto ? GetAudioFormat(FilePath) : AudioFormat;  
+       AudioFormat = AudioFormat == ERuntimeAudioFormat::Invalid ? ERuntimeAudioFormat::Auto : AudioFormat;  
+  
+       TArray64<uint8> AudioBuffer;  
+       if (!LoadAudioFileToArray(AudioBuffer, *FilePath))  
+       {          WeakThis->OnResult_Internal(nullptr, ERuntimeImportStatus::LoadFileToArrayError);  
+          return;  
+       }  
+       WeakThis->ImportAudioFromBuffer(MoveTemp(AudioBuffer), AudioFormat);  
+    });}
+```