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视频上有音频

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This commit is contained in:
Sch 2023-10-08 15:18:56 +08:00
parent f1b87068ab
commit 87eb0430f6
6 changed files with 91 additions and 1 deletions
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49
Source/Cut5/Interface/VideoThumbnailThread.cpp Normal file
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@ -0,0 +1,49 @@
#include "VideoThumbnailThread.h"
#include "Cut5/Utils/FFMPEGUtils.h"
FVideoThumbnailThread::FVideoThumbnailThread(const FString& MoviePath, TFunction<void(FString)> OnFinished)
{
this->MoviePath = MoviePath;
this->OnFinished = OnFinished;
}
uint32 FVideoThumbnailThread::Run()
{
if (MoviePath.IsEmpty())
{
Stop();
return 0;
}
FTimelinePropertyData Info;
FFFMPEGUtils::LoadContextPure(MoviePath, &Info);
while (true)
{
AVPacket* Packet = av_packet_alloc();
if (av_read_frame(Info.Context, Packet) < 0)
{
av_packet_free(&Packet);
break;
}
if (avcodec_send_packet(Info.VideoCodecContext, Packet) < 0)
{
}
AVFrame* Frame = av_frame_alloc();
if (avcodec_receive_frame(Info.VideoCodecContext, Frame) >= 0)
{
int32 CurrentTime = av_rescale(Frame->best_effort_timestamp, Info.VideoCodecContext->time_base.den, AV_TIME_BASE);
UE_LOG(LogTemp, Warning, TEXT("Frame->best_effort_timestamp: %d"), CurrentTime);
};
}
return 0;
}

17
Source/Cut5/Interface/VideoThumbnailThread.h Normal file
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@ -0,0 +1,17 @@
#pragma once
class FVideoThumbnailThread : public FRunnable
{
public:
FVideoThumbnailThread(const FString& MoviePath, TFunction<void(FString)> OnFinished);
virtual bool Init() override { return true; }
virtual uint32 Run() override;
virtual void Stop() override {};
virtual void Exit() override {};
FString MoviePath;
TFunction<void(FString)> OnFinished;
};

10
Source/Cut5/Utils/Utils.cpp
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@ -241,6 +241,16 @@ FGuid FUtils::GetVideoThreadGuid(const FGuid& ClipGuid)
return NewGuid;
}
FGuid FUtils::GetVideoThumbnailThreadGuid(const FGuid& ClipGuid)
{
FGuid NewGuid = ClipGuid;
NewGuid.A += 80;
NewGuid.B += 80;
NewGuid.C += 80;
NewGuid.D += 80;
return NewGuid;
}
bool FUtils::DetectDragTypeCanDrop(const FClipData& DraggingType, const ETrackType& DropTrackType)
{
if (DropTrackType == ETrackType::LightArrayTrack || DropTrackType == ETrackType::LightBarTrack || DropTrackType == ETrackType::SpotLightTrack || DropTrackType == ETrackType::AtomSphereLightTrack)

1
Source/Cut5/Utils/Utils.h
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@ -23,6 +23,7 @@ public:
static FGuid GetSoundThreadGuid(const FGuid& ClipGuid);
static FGuid GetVideoThreadGuid(const FGuid& ClipGuid);
static FGuid GetVideoThumbnailThreadGuid(const FGuid& ClipGuid);
static bool DetectDragTypeCanDrop(const FClipData& DraggingType, const ETrackType& DropTrackType);
/**

3
Source/Cut5/Widgets/SCutTimeline.cpp
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@ -762,6 +762,9 @@ void SCutTimeline::SaveTimeline(const FString& SavedPath, FTimelineInfo Info)
bool SCutTimeline::LoadTimeline(const FString& LoadPath, FTimelineInfo& Info)
{
MainWidgetInterface->GetSelf()->CloseAllThreads();
TSharedPtr<FClipProxy> ClipProxy = FClipProxy::GetProxy();
ClipProxy->Reset();
static_cast<SCutMainWindow*>(MainWidgetInterface)->UpdateProperties(nullptr);

12
Source/Cut5/Widgets/STimelineClip.cpp
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@ -16,6 +16,7 @@
#include "Cut5/WidgetInterface.h"
#include "Cut5/Interface/SoundInterface.h"
#include "Cut5/Interface/VideoInterface.h"
#include "Cut5/Interface/VideoThumbnailThread.h"
#include "Cut5/Utils/FFMPEGUtils.h"
#include "Cut5/Utils/Utils.h"
#include "DragDropOperator/DragDropOperator.h"
@ -266,6 +267,15 @@ void STimelineClip::Construct(const FArguments& InArgs)
FRunnableThread::Create(Thread, TEXT("VideoThread"));
MainWidgetInterface->GetSelf()->AddThread(FUtils::GetVideoThreadGuid(ClipData->ClipGuid), Thread);
}
if (!MainWidgetInterface->GetSelf()->GetThread(FUtils::GetVideoThumbnailThreadGuid(ClipData->ClipGuid)))
{
FVideoThumbnailThread* ThumbnailThread = new FVideoThumbnailThread(ClipData->MoviePath, [this](const FString& PicPath)
{
});
FRunnableThread::Create(ThumbnailThread, TEXT("VideoThumbnailThread"));
MainWidgetInterface->GetSelf()->AddThread(FUtils::GetVideoThumbnailThreadGuid(ClipData->ClipGuid), ThumbnailThread);
}
}
@ -644,7 +654,7 @@ int32 STimelineClip::OnPaint(const FPaintArgs& Args, const FGeometry& AllottedGe
}
if (ClipData->ClipType == ETrackType::AudioTrack || ClipData->ClipType == ETrackType::AudioTrackR)
if (ClipData->ClipType == ETrackType::AudioTrack || ClipData->ClipType == ETrackType::AudioTrackR || ClipData->ClipType == ETrackType::VideoTrack)
{
const FSlateBrush Brush;