Questions tagged [photogrammetry]

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FBX Cameras from Photoscan into one Camera Animation

I am stabilizing a shot and unfortunately the Cameratracking didn't work as good in Blackmagic Fusion. Now I created a perfect photoscan from that Cameramotion with one camera per Frame. How can I ...
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37 views

How can I make better UVs for my photogrammetry models?

Smart UV project is making some pretty terrible UVs for my photogrammetry scans: Lots and lots of tiny islands. I already tried changing the smart UV project settings. I need margin at .1 so I can ...
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46 views

combining photogrammetry and a model in blender

Where to start, i've run out of googling for the answers. I Scanned a dolls house, with the intention of recreating it perfectly. However, the scan has a few holes in the mesh, and has about 3 million ...
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34 views

How to slow down camera movement?

I am trying to do photomatching in blender where I need to manually match the camera position to the object I'm modelling. My source image has really small focal length 13mm which makes the camera ...
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1answer
47 views

mtl file after exporting comes without texture map (map_kd …)

I am quite new to blender. I have retopologized a high poly model with texture and then bake the texture (all in cycles) to the new model in blender. When I export the obj file the mtl file comes ...
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555 views

Photogrammetry retopology/projection like Zbrush

I am doing some photogrammetry scans using Agisoft Photoscan and importing the scans to Blender. The problem is that the UV maps are a mess, the meshes have too many polygons. The most common ...
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40 views

Is there a photogrammetry addon or setup that works similar to FaceBuilder addon for NUKE?

Is there an arrangement that allows similar pinning of a generic (initially) mirrored mesh/facemesh ? KeenTools FaceBuilder Demo 2018 I'm fairly sure Blender can come close to this with existing ...
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15 views

Normalize light fall off

I want to 3D scan an object, take pictures, determine the camera positions (using f-spy) and then texture paint (in stencil mode) the textures onto the object. Of course, the images taken have ...
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2answers
217 views

from photo to 3d image

my question is, can you take a single photo en convert it to grayscale relief or 3d? for example i have a photo off my kids and i want to create a file so i can get a sort of 3d effect that i can ...
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17 views

orange line on 3d scanned object

I have a 3d scanned object and want to render an image of it in blenders internal render. As seen on the screenshots my object has a texture but the texture is scattered with orange lines inbetween ...
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105 views

Convert a 3D Model from Mesh to solid Object

I created an obj file from an object by photogrammetry. I removed some parts of it with blender to create the model that I wanted, but after removing that parts, only a hollow surface remains. Is ...
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1answer
165 views

Focal lenght too high in FSpy

I'm trying to create an interior based on an anime. Problem is that no matter how I set up FSpy it gives me a focal length of several hundred millimeters. If I wanted to match the image my models ...
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50 views

Convert large number of cameras to vertices with normals

I'm using Agisoft Metashape to create 3D models for Blender and I want to render some images in Blender that also show where the photographs were taken, with a little camera object at each location. I ...
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65 views

Using imported model created by photogrammetry as a reference to create other model

Would it be possible to have a transparent textured model created by using photogrammetry in the "background" to use as a reference while making a regular 3D model? What would be the best way to go ...
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1answer
279 views

Photogrammetry using blender to Create a Dense Mesh and automatically texture them

Photogrammetry is the basic requirements when you are working with rocks and other nature assets. I searched the whole internet in order to find out if there is any tool which can help me in that. To ...
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1answer
103 views

Make the edge of a model smoother

I have a mesh that resulted out of a photogrametrie and that I'm editing in blender. I'm trying to remove the scattered part of the edge at the end of the mesh so that the mesh has a smooth end (as ...
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147 views

Turning Point Cloud with vertex color and normal data into a Mesh using nodes?

Not quite sure if this is a too big of a question to answer using Sverchok, but I will ask anyway: if we have Point Cloud data, each point has Color info and Normal info, how hard it is to turn it ...