UE5游戏内实时录制LevelSequence并播放

// Fill out your copyright notice in the Description page of Project Settings. #include "MyClass.h" #include "Recorder/TakeRecorderBlueprintLibrary.h" #include "TakePreset.h" #include "TakeRecorderSource.h" #include "TakeMetaData.h" #include "LevelSequence.h" #include "MovieScene.h" UMyClass* UMyClass::Insatnce = nullptr; UMyClass::UMyClass() { } UMyClass::~UMyClass() { } UMyClass* UMyClass::GetInstance() { if (Insatnce == nullptr) { Insatnce = NewObject<UMyClass>(); Insatnce->AddToRoot(); } return Insatnce; } void UMyClass::StartRecorder(UTakePreset* TakePreset) { if (TakePreset == nullptr)return; ULevelSequence* LevelSequence = TakePreset->GetLevelSequence(); if (LevelSequence == nullptr)return; UTakeRecorderSources* Sources = LevelSequence->FindOrAddMetaData<UTakeRecorderSources>(); if (Sources == nullptr)return; UTakeMetaData* MetaData = LevelSequence->FindOrAddMetaData<UTakeMetaData>(); if (MetaData == nullptr)return; FTakeRecorderParameters Parameters = UTakeRecorderBlueprintLibrary::GetDefaultParameters(); Parameters.TakeRecorderMode = ETakeRecorderMode::RecordIntoSequence; Parameters.User.CountdownSeconds = 1.f; //LevelSequence->MovieScene->SetPlaybackRange(FFrameNumber(), 30 * 1000); if (MetaData->GetSlate().IsEmpty()) { MetaData->SetSlate(LevelSequence->GetName()); } if (Recorder == nullptr) { Recorder = UTakeRecorder::GetActiveRecorder(); } if (Recorder) { Recorder->Initialize(LevelSequence, Sources, MetaData, Parameters); } else { Recorder = UTakeRecorderBlueprintLibrary::StartRecording(LevelSequence, Sources, MetaData, Parameters); } } void UMyClass::StopRecorder() { if (Recorder) { Recorder->Stop(); } } ULevelSequence* UMyClass::GetLevelSequence() { if (Recorder) { return Recorder->GetSequence(); } return nullptr; } void UMyClass::AddLevelSequencePlaybackEndTime(int32 AddTime) { if (Recorder) { ULevelSequence* LevelSequence = Recorder->GetSequence(); if (LevelSequence && LevelSequence->MovieScene) { TRange<FFrameNumber> PlaybackRange = LevelSequence->MovieScene->GetPlaybackRange(); PlaybackRange.SetUpperBoundValue(PlaybackRange.GetUpperBoundValue() + FFrameNumber(AddTime * 1000)); LevelSequence->MovieScene->SetPlaybackRange(PlaybackRange); } } }