Unleash the power of 360 cameras with AI-assisted 3D scanning. (Luma AI)

Olli Huttunen
15 Jun 202311:50

TLDRDiscover the innovative use of 360 cameras with Luma AI for creating 3D models through neural Radiance Fields. This AI-assisted technology revolutionizes traditional photogrammetry by producing volumetric models that can be explored in 3D space. Luma AI's user-friendly app simplifies the process, allowing users to scan objects from various angles and create detailed Nerf models in about 30 minutes. The technology also supports capturing reflections and transparent objects, expanding the possibilities for 3D modeling. With Luma AI, users can even incorporate 360 camera footage, opening up new horizons for creative 3D scanning and rendering.

Takeaways

  • ๐Ÿ˜ฒ 360 cameras can be used for 3D modeling with AI-assisted technology called Neural Radiance Fields (Nerf).
  • ๐Ÿ” Nerf is an advancement over traditional photogrammetry, creating volume models from camera recordings instead of polygon surfaces.
  • ๐Ÿ“ฑ There are two ways to create Nerf models: a complex method requiring Python and terminal commands, and a user-friendly cloud service called Luma AI.
  • ๐ŸŒ Luma AI offers an app for easy Nerf model creation by simply scanning an object with your phone and uploading the video for cloud processing.
  • ๐Ÿ•’ Processing time for a Nerf model on Luma AI is approximately 30 minutes, after which the model can be freely rotated and viewed from different angles.
  • ๐ŸŽฅ With Luma AI, you can create new camera movements and render retakes within scanned environments without returning to the original location.
  • ๐Ÿ”„ Compared to photogrammetry, Nerf can represent reflections and transparent objects, which are challenging in traditional 3D modeling.
  • ๐Ÿ“ท Nerf models can be trained with various camera types, including 360 cameras, which capture wider areas and are easier to maneuver around subjects.
  • ๐ŸŒ Luma AI supports equirectangular image formats typical of 360 cameras, allowing for comprehensive scans of subjects from all sides.
  • ๐Ÿคณ The use of a 360 camera with features like stabilization and horizon lock is beneficial for scanning Nerf models based on circular motion.
  • ๐ŸŽจ Post-processing with tools like Insta 360 Studio allows for editing and centering subjects in 360-degree videos before uploading to Luma AI for processing.
  • ๐ŸŒค๏ธ The best conditions for Nerf scanning are overcast weather with minimal shadows and even lighting for optimal model quality.

Q & A

  • What is the main topic of the video?

    -The main topic of the video is the use of AI-assisted 3D scanning technology, specifically neural Radiance Fields (Nerf), to create 3D models using 360 cameras.

  • What is neural Radiance Field (Nerf)?

    -Neural Radiance Field, or Nerf, is a technology that uses AI to calculate the environment recorded by a camera and produces a volume model from it, allowing for 3D exploration and manipulation.

  • How does Luma AI make the process of creating Nerf models more user-friendly?

    -Luma AI offers an easy-to-use app that allows users to create Nerf models by simply scanning an object with their phone and then uploading the video to Luma's cloud for processing.

  • What are the benefits of using a 360 camera for Nerf scanning?

    -A 360 camera can capture a wider area and is easier to maneuver around an object, especially in tight spaces. It also allows for the creation of camera movements that would be impossible with traditional cameras.

  • How long does it take for Luma AI to process a video into a Nerf model?

    -After the video is sent to Luma AI's cloud for processing, it typically takes about 30 minutes to generate a Nerf model that can be freely rotated and viewed from different angles.

  • Can Nerf models capture reflections and transparent objects?

    -Yes, Nerf models are capable of showing reflections and transparent objects, which have traditionally been difficult to represent in photogrammetry.

  • What is the recommended weather condition for shooting Nerf models?

    -Overcast weather is recommended for shooting Nerf models as it provides even lighting with fewer shadows, which can affect the quality of the scan.

  • How can you remove the photographer from the Nerf model during the scanning process?

    -Luma AI's technology can remove the photographer from the picture since they are constantly moving in relation to the background, leaving only the stationary objects in the final model.

  • What are some limitations of using Nerf models in 3D programs?

    -Nerf models, when translated into surface models, can appear uneven and lumpy with strange distortions. They may not be as accurate as traditional photogrammetry and require a lot of cleaning and smoothing.

  • What opportunities does using Nerf models in Unreal Engine present?

    -Using Nerf models in Unreal Engine as volume models opens up possibilities for different lighting techniques, camera features like depth of field, and other creative applications.

  • What is the presenter's final recommendation for the audience?

    -The presenter recommends that the audience try using Luma AI and a 360 camera for Nerf modeling, as it is fun and offers a new perspective on 3D modeling.

Outlines

00:00

๐Ÿ“ฑ Exploring 360 Cameras and Neural Radiance Fields in 3D Modeling

The script introduces the capabilities of 360 cameras and the emerging technology of Neural Radiance Fields (Nerf) for 3D modeling. The narrator, Oli Thutunen, explains that Nerf is an advancement over traditional photogrammetry, utilizing AI to create volume models from camera recordings. Two methods for creating Nerf models are discussed: a complex, technical route involving Python and terminal commands, and a user-friendly cloud service called Luma AI, which allows for easy scanning and model creation using a mobile app. Luma AI's service can process videos sent to the cloud, enabling users to view and interact with 3D models within about 30 minutes. The script also highlights the ability to create new camera movements and render retakes within scanned environments without returning to the original location.

05:02

๐ŸŒ Luma AI's 360 Camera Integration and Post-Processing

This paragraph delves into the specifics of using Luma AI with 360 cameras, which can capture wider areas and are easier to maneuver around subjects. The narrator discusses the benefits of using a 360 camera, such as the Insta 360, which offers good stabilization and horizon lock features essential for scanning Nerf models. The process involves capturing video footage while moving around the subject and then editing the shots in the Insta 360 Studio application to ensure subjects remain centered. Luma AI's ability to remove the photographer from the final model is also mentioned, along with tips for optimal shooting conditions, such as avoiding direct sunlight and shadows for even lighting. The paragraph concludes with examples of scenarios where using a full 360-degree image is beneficial, such as capturing tight spaces or scanning the interior of a car.

10:02

๐Ÿš€ The Future of Nerf Models and Their Integration with Unreal Engine

The final paragraph discusses the potential and current limitations of Nerf models. It mentions that while Nerf models can be translated into surface models made of 3D polygons, they often appear uneven and distorted when viewed in a browser. However, these models can be smoothed out during video rendering. The narrator emphasizes that Nerf models are still a young technology and is developing rapidly. The most exciting aspect highlighted is the ability to import Nerf models into Unreal Engine as volume models, which opens up new possibilities for lighting, camera movements, and depth of field effects. The script concludes by encouraging viewers to try this technology, as it offers a fresh perspective on 3D modeling and holds great potential for future developments.

Mindmap

Keywords

๐Ÿ’ก360 cameras

360 cameras are devices capable of capturing panoramic images or videos, recording a full 360-degree field of view. In the context of the video, these cameras are used for 3D modeling by capturing the environment from all angles, which is essential for creating a comprehensive Nerf model. The script mentions using an Insta 360 camera for its stabilization and horizon lock features, which are crucial for maintaining image quality during the scanning process.

๐Ÿ’ก3D modeling

3D modeling is the process of creating a representation of a three-dimensional object or environment using specialized software. The video discusses how 360 cameras can be used for 3D modeling through AI-assisted 3D scanning, specifically with the technology of neural Radiance fields (Nerf), which allows for the creation of detailed 3D models that can be explored and manipulated in a three-dimensional space.

๐Ÿ’กNeural Radiance Fields (Nerf)

Neural Radiance Fields, also known as Nerf, is an advanced AI technology that goes beyond traditional photogrammetry by using machine learning to calculate and create a volumetric representation of a scene from a series of images or videos. The video explains that Nerf models can capture reflections and transparent objects, which are challenging in traditional 3D modeling, and can be used to render new camera movements within the scanned environment.

๐Ÿ’กLuma AI

Luma AI is a cloud service mentioned in the script that provides an easy-to-use app for creating Nerf models. Users can scan an object by recording a video of it from all sides, and then the video is sent to Luma AI's cloud for processing. The service is user-friendly and allows for the creation of 3D models that can be viewed from different angles, as well as the rendering of new camera movements within the scanned environment.

๐Ÿ’กPhotogrammetry

Photogrammetry is a technique used to create 3D models from photographs. It involves taking multiple pictures of an object from different angles and then using software to generate a 3D representation. The video contrasts photogrammetry with Nerf, highlighting that Nerf is a more recent advancement that uses AI to produce more accurate and detailed models, especially for reflective and transparent objects.

๐Ÿ’กReflections

In the context of 3D modeling, reflections refer to the way light bounces off surfaces and is represented in the model. The video script explains that Nerf technology is capable of capturing reflections, which is a significant improvement over traditional photogrammetry and allows for more realistic 3D models.

๐Ÿ’กTransparent objects

Transparent objects are those that allow light to pass through them, such as glass or water. The video mentions that Nerf technology can represent transparent objects in 3D models, which has been a challenge for traditional photogrammetry methods. This capability expands the range of objects that can be accurately modeled in 3D.

๐Ÿ’กEquirectangular image format

The equirectangular image format is a method of mapping panoramic images or videos onto a 2D plane, which is typical for 360-degree cameras. The video script explains that Luma AI supports this format, allowing users to upload and process images taken with 360 cameras for creating Nerf models.

๐Ÿ’กInsta 360 Studio application

The Insta 360 Studio application is a software tool mentioned in the script for editing shots taken with an Insta 360 camera. It allows users to adjust and manipulate the video footage, such as keeping the subject centered during the scanning process, before uploading it to Luma AI for Nerf model creation.

๐Ÿ’กUnreal Engine

Unreal Engine is a powerful game engine that can also be used for creating and rendering 3D models and environments. The video script suggests that Nerf models can be downloaded and opened in Unreal Engine as volume models, offering new possibilities for lighting, camera movements, and other visual effects, expanding the applications of Nerf technology.

Highlights

360 cameras can be used for 3D modeling with AI-assisted 3D scanning.

Neural Radiance Fields (Nerf) is a technology that revolutionizes 3D scanning and model creation.

Nerf uses AI to calculate environment data from camera recordings to produce a volume model.

Luma AI is a user-friendly cloud service for creating Nerf models through a mobile app.

Luma AI processes videos sent to the cloud, allowing users to view 3D models within 30 minutes.

Nerf models can have new camera movements created within the scanned environment.

Nerf technology can represent reflections and transparent objects, unlike traditional photogrammetry.

Nerf models can be trained with various camera types, including 360 cameras.

360 cameras provide wider area coverage and are easier to position for capturing subjects from all sides.

Insta 360 cameras offer stabilization and horizon lock features beneficial for Nerf scanning.

Insta 360 Studio allows editing of 360 camera shots to keep subjects centered for Nerf scanning.

Luma AI can remove the photographer from the final Nerf model during processing.

Overcast weather is ideal for Nerf scanning to minimize shadows and ensure even lighting.

Full 360 images are useful for capturing tight spaces where movement is restricted.

Nerf models can be exported into 3D programs, though they may require cleaning and smoothing.

Nerf technology is developing rapidly and offers new perspectives on 3D modeling.

Nerf models can be integrated into Unreal Engine as volume models, opening up new creative possibilities.

Luma AI's Nerf modeling offers a fun and innovative way to utilize 360 cameras.