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Questions tagged [camera]

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The camera is an object which defines a point of view in 3D space for the context of rendering. The camera also has settings for depth of field (DoF) and other effects/settings real cameras have.

349 questions
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37 votes
2 answers
41k views

Whenever I do camera tracking in Blender the reconstruction is always zooming out or not on the axis. I have a great quality camera, but the end results of the camera tracking always has the model ...
Blender98's user avatar
  • 601
45 votes
1 answer
243k views

I have created a simple model here When rendering it the end of it is cut off How can I get the camera to render a longer distance?
Qwertie's user avatar
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144 votes
4 answers
292k views

I have multiple cameras in a scene. What I want to do is to change which one is active. This way I can view the scene from different angles. How would I do this?
Owen Patterson's user avatar
  • 3,327
45 votes
3 answers
60k views

In my scene it is required to position the lights close to the main object like this: How I can make the light source invisible to the camera?
p2or's user avatar
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191 votes
10 answers
403k views

Often I want to just point the camera to an object or a specific area in my scene to get an idea of how it'll look in the render. What's the most painless hassle-free way to do this in blender? A ...
greatwolf's user avatar
  • 3,001
25 votes
2 answers
36k views

I have a problem with rendering in cycles. In blender render my object is rendering fine, but in cycles when I pushed F12 I got only this: One more thing: when I click 0 on keyboard I'm not in camera ...
AOV's user avatar
  • 253
7 votes
1 answer
24k views

I added tracks and stuff, but then when I tried to solve motion track, there was a error that said: Some Data Failed to Reconstruct and it also said to look into the console for details, which I did....
Skele_C's user avatar
  • 143
21 votes
2 answers
35k views

In blender cycles render engine, how do I put a movie clip on a plane so it displays the video? I want the video to be on the plane if there is a way.
user avatar
15 votes
1 answer
24k views

Why would there be a difference in aspect ratio between a rendered image, and the camera perspective in the viewport? My render is getting squashed to fit a different aspect ratio. Here is a scene ...
ajwood's user avatar
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4 votes
1 answer
4k views

I've done a quick 3D track in blender and I'm trying to render my output, but the plate I used to track is showing up over my 3d objects. I want to render the objects in the scene with an alpha ...
TheDude's user avatar
  • 41
12 votes
3 answers
6k views

I have a scene with a many objects and one camera. I would like to select the objects that the camera sees, even partially. Is there a way to do that in Python that accounts for the objects bounds? ...
nantille's user avatar
  • 819
72 votes
4 answers
111k views

I'm using an older Nvidia chip that hates running viewport renders, and I need to check if changes to the materials on a few objects not far from the center of my scene are (I'm rendering a floorplan ...
Kyle Willey's user avatar
  • 1,973
5 votes
2 answers
4k views

I am using Blender for the first time. Currently, I have a basic scene with a camera and some light sources present. What I would like to do is to add a second camera that is located at a random ...
JNevens's user avatar
  • 153
30 votes
2 answers
36k views

In computer vision, the transformation from 3D world coordinates to pixel coordinates is often represented by a 3x4 (3 rows by 4 cols) matrix P as detailed below. Given a camera in Blender, I need ...
rfabbri's user avatar
  • 1,283
3 votes
1 answer
8k views

What are good practices for picking good keyframes when motion tracking? How are these frames used? What is an "ideal" keyframe?
gandalf3's user avatar
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