HoloLens

0 answers

Issues with getting my Custom Vision Project on HoloLens2

Hello, I wanted to ask if can I get my Azure Custom Vision project for image recognition to be deployed on my HoloLens2? For reference, I would like my HoloLens2 to recognize the image of a specific 3D printer. I followed this Microsoft tutorial, but…

asked

Matthew O'Leary 20

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

1 answer

Is it possible to get the HMD data of hololens2 even while playing remotly?

I need to get the location of camera without using the pawn. I found the blueprint fuction that is "get the HMD data" but by using this, I always get the only "0,0,0" value in location. or do you have any other way?

asked

혜진 서 91

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

0 answers

I have a question regarding Hololen2's camera when it recognizes the QR code

I have a question regarding Hololen2's camera when it Detecting QR codesthe QR code the camera used by QRCodeWatcher but I would like to know what the judgment criteria are. (The wide-angle camera is used every time, but is there a case where the…

asked

Terminator 0

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

2 answers

How to optimize volume rendering performance on Hololens 2?

Hello, I am working on a project to display a volume render from DICOM files. Currently the render is around 60 fps on PC inside Unity Editor but I get around 10 fps on Hololens 2. I was wondering if there are any techniques to get better performance on…

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HL 0

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

1 answer

Window Mixed Reality Plugin supports UE5.2?

https://video2.skills-academy.com/en-us/windows/mixed-reality/develop/unreal/unreal-streaming?tabs=wmr I need to do this in UE5.2 with Window Mixed Reality Plugin Because Open xr doesn't support UE5.2 My computer os is Window 11 Pro(is it related to wmr…

asked

혜진 서 91

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

0 answers

Unity App doesn't appear after Visual Studio deploy on HoloLens 2

I'm working on HoloLens 2 through Unity. I developed a lot of applications that work perfectly, but since two weeks I have some issues with the HL2: Visual Studio gives the feedback that it was successfully build and successfully deployed however the…

asked

Alessio Nocera 0

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

1 answer

How to stream hololens 2 in unreal engine 5.2?

I used to use the Microsoft open xr plugin for streaming on hololens2 in UE5.1. but the Microsoft open XR Plugin doesn't support UE5.2 yet. then how can I do streaming on hololens 2 in UE5.2 project?

asked

혜진 서 91

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

0 answers

Changes made to the C#script are not reflected in the executable file

Using VisualStudio from UnityEditor, open a C# script file, Make changes to the script. Then, build on HoloLens2. However, the changes I made are not reflected in the app. In UnityEditor, the app will run according to the changes you make. Changes made…

asked

MTEC_Togawa 0

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

1 answer

HoloLens 1 codes in Unity

I'm searching for codes in Unity Project files about distance between virtual screen and User. But, it's not easy. I want some help for it.

asked

Hyeonjoon Jang 25

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

1 answer

HoloLens 1st gen remains black screen after successful App deployment.

I've downloaded the file from https://github.com/microsoft/HoloLensForCV and successfully deployed the "StreamPV", "ComputeOnDevice", "SensorStreamViewer", "ArUcoMarkerTracker" and "Recorder" Apps to my…

asked

函宁刘 80

edited the question

Jay Zuo - MSFT 166 Microsoft Employee

0 answers

HoloLens 2 -Azure Custom Vision

I am working the following tutorial https://video2.skills-academy.com/en-us/training/modules/azure-cloud-services-tutorials/ Unfortunately, I couldn't upload the images captured by Hololens 2 to Azure Custom Vison sever. In order to detail our problem, I…

asked

dluong 10

commented

dluong 10

0 answers

Is it possible to persist anchor in Unity Edtior with remoting and standalone Holographic Remoting exe?

Hi supports, I am trying to persist the spatial anchor locally using the reference (https://video2.skills-academy.com/en-us/windows/mixed-reality/develop/unity/spatial-anchors-in-unity?tabs=anchorstore#persistent-world-locking) with holographic remoting. The…

asked

WL.TSAI 85

commented

Nathan Manis - MSFT 481 Microsoft Employee

2 answers

cant catch the Exception in the Concurrency Runtime

Exception thrown at 0x7693483F (KernelBase.dll) in TongJiKeJiVR.exe: WinRT originate error - 0x80072746 : 'An existing connection was forcibly closed by the remote host.'. Exception thrown at 0x7693483F in TongJiKeJiVR.exe: Microsoft C++ exception:…

asked

金旺王 25

accepted

金旺王 25

0 answers

Hololens Remote Assistance

So, the company that I work needs "Remote Assist" app on their applications, however past months we've had difficulties to accomplish that task. Because isn't possible to open Remote Assist along our app at same time (if I'm correct), we've…

asked

Pedro Zanardi 10

commented

Rob Caplan - MSFT 5,442 Microsoft Employee

1 answer

How to get undistorted depth/infrared camera frame of Hololens 2 with Research Mode API ?

Hello, What I want to do is to to detect reflective targets on the infrared frame and to create a sphere in its real position in the world. What I do for now, which kinda works, is to get the infrared frame and detect the targets position, get the depth…

asked

Nicolas Lorrain 20

commented

Jakub Augustyniak 0

1 answer

Unity version 2021.3.28f1 lacks the UWP Publish Button in Visual Studio Build for package generation

We are making a HoloLens 2 application using Unity 2021.3.28f1 and MRTK 2.8.3.0. The Visual Studio 2022 (version 17.4.5) project that is generated does not recognise the included Package.appxmanifest. This results in the "Create App…

asked

Nabil Aittaleb 0

answered

Zuocheng Wang - MSFT 3,091 Microsoft Vendor

2 answers

Holographic remoting with QRCode Tracking not work in Unity

Hi Microsoft support, I'm having some trouble using the OpenXR branch of the MixedReality-QRCode-Sample: https://github.com/microsoft/MixedReality-QRCode-Sample with holographic remoting in both Unity Editor Play Mode and standalone. The QR code…

asked

WL.TSAI 85

commented

Zuocheng Wang - MSFT 3,091 Microsoft Vendor

1 answer

Is it possible to capture single Hololens frame during Holographic remoting?

Hi supports, I am developing a Unity application with holographic remoting for HoloLens. In my use case, I need to capture single frame of Hololens during remoting. Should I create a customized remote player app with the reference here:…

asked

WL.TSAI 85

answered

Zuocheng Wang - MSFT 3,091 Microsoft Vendor

1 answer

Help with migration to MRTK2

So I'm working on migration project that was used Holotool kit 2017, I got project to work updating interfaces, openxr and other things on Unity 2021 LTS and MRTK 2.8 But there's one interface that not worked properly: this works on Holotool Kit, public…

asked

Pedro Zanardi 10

commented

Nathan Manis - MSFT 481 Microsoft Employee

1 answer

Flickering problem on Hololens 2

I edited the main post because now I have better details, I already updated for Unity 2021 and mrtk 2.8, OpenXR installed but when I build still got that: (it doesn't happen on editor). The pixels on holograms are actually flickering.

asked

Pedro Zanardi 10

answered

Pedro Zanardi 10

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396 questions with HoloLens-related tags

Issues with getting my Custom Vision Project on HoloLens2

Is it possible to get the HMD data of hololens2 even while playing remotly?

I have a question regarding Hololen2's camera when it recognizes the QR code

How to optimize volume rendering performance on Hololens 2?

Window Mixed Reality Plugin supports UE5.2?

Unity App doesn't appear after Visual Studio deploy on HoloLens 2

How to stream hololens 2 in unreal engine 5.2?

Changes made to the C#script are not reflected in the executable file

HoloLens 1 codes in Unity

HoloLens 1st gen remains black screen after successful App deployment.

HoloLens 2 -Azure Custom Vision

Is it possible to persist anchor in Unity Edtior with remoting and standalone Holographic Remoting exe?

cant catch the Exception in the Concurrency Runtime

Hololens Remote Assistance

How to get undistorted depth/infrared camera frame of Hololens 2 with Research Mode API ?

Unity version 2021.3.28f1 lacks the UWP Publish Button in Visual Studio Build for package generation

Holographic remoting with QRCode Tracking not work in Unity

Is it possible to capture single Hololens frame during Holographic remoting?

Help with migration to MRTK2

Flickering problem on Hololens 2