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Questions tagged [motion-capture]

Motion capture (Mo-cap for short) is the process of recording the movement of objects or people.

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switch back to previous view

So I am sure you will think this is an idiot question but . . . I was looking at the normal screen. I wanted to import a bvh file to put on my armature. I realized I had not selected "MakeWalk > Load ...
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11 views

unexpected motion

I downloaded an open source character in order to use it in a Blender Game. This character contains a body and an armature. The issue is : when I put physic type as character and run Blender game ...
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31 views

Copy relative positions of empties to bone rotations in a smaller armature

I have an armature and a set of empties that line up with each endpoint of a bone by their relative positions, but not by their literal locations or overall scale. The empties are animated in the way ...
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32 views

motion tracking - is there a way to automatically clear tracks after they leave the frame?

hi there I am tracking a video with many tracking points to decrease solve error. many of them leave the frame by the end of the video. is it possible in anyway to automatically clear track data ...
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36 views

Help with determining camera specs? Blender Motion Tracking

I have some experience working with Blender's motion tracking capabilities, but have only used cell phone video that happened to be presets in the camera specs dropdown in Blender. I am trying to do ...
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15 views

How to link armature to empty tracks and insert animation to the animation?

I have a set of empties with animations which act as bone joint positions. I want to link an armature to it and I want it to receive the animation by following the bone joint positions. I tried copy ...
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103 views

Problem with c3d import, bpy.ops.import_anim.c3d(filepath)

I am using: -Blender version 2.79 -import_c3d : “author”: “Daniel Monteiro Basso daniel@basso.inf.br”, “version”: (2015, 5, 5, 1), “blender”: (2, 74, 1) I would like to write a Python script which ...
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41 views

What is the best tutorial or method to model a head?

There used to be a really good tutorial on creating a human head model (Natalie Portman) on Youtube. It’s gone now. I want to model my own head to then add rigging and lip sync. All the ones I’ve ...
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85 views

CMU Mocap, Makehuman, and Blender Problem

I have a problem I can't seem to solve: If I import a bvh file from the CMU mocap collection directly into blender, it loads and plays perfectly (left in image below). If I use the makewalk add on ...
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42 views

How to add motion blur to HDRI backplate? (example included)

I want to show motion like shown below but keep the far background sharp. As you can see above, the wheels and the road, along with the vegetation, are motion blurred but the background, with ...
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23 views

Beveled edges rendering like they're cut into

I made a very simple animation, and with camera movement, the beveled edges appear as if they are cut into. How can I fix this? I am rendering with blender render.
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15 views

Motion Capture Queries

I recently got myself a Kinect V2.0 to perform motion capture animation. I know about how to rig and model a rig, and how to record the movements I make to animate the character. What I am wondering ...
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40 views

Can motion sensors be used to make a character move in Blender?

I just wanted to ask if motion sensors can move a model made in Blender. For example: if let say a I have a motion sensor on my elbow and hand if I begin to move my hand in an up and down motion is ...
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233 views

Need Help Importing BVH in Blender 2.8 BETA

I have my rig to receive the instructions in my blender document attached to a human mesh. I go to file-import-motioncapture(bvh) and successfully import the instruction giving rig. I cannot find the ...
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11 views

How do i point track a video into another video

I'm learning how to motion track in blender but the only thing I'm confused on is how to get a video into the one I'm editing and have that entire video tracked by a single (or multiple) tracks. ...
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32 views

How to import Acclaim's .asf/.mcf motion capture files?

First of all, I am a total Blender novice! I need to knowm is it possiple to import Acclaim's motion capture files in Blender? Or rather, how can I do that? I am especially interested in seeing the ...
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25 views

Why is part of the motion tracking dopesheet grey?

I motion tracked and solved a bit of footage and on the dopesheet it has different colors. I know green is solved motion, red is not solved motion, but what is grey? It also has the required 8 ...
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Glycon joints not supported in Blender--I'm trying to fix it.

The FBX file my mocap system generates is not compatible with Blender, and I'm trying to figure out why. Any advice or pointers would be greatly appreciated. This is what it looks like in Blender, ...
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22 views

Solve error is high even though my markers follow well

I've been motion tracking with blender for only maybe 1-2 months and I am still having a few issues. In this blend file all the markers seam to track very well, but my solve error is still 1.5 and ...
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13 views

Animation problem

I am following this tutorial https://www.youtube.com/watch?v=SCc51vABR94 I made motion tracking as told in this tutorial like this: and then went to compositor as told in tutorial and did exact same ...
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501 views

Kinect Motion Capture in Blender

I don't know if this is allowed here, if not please delete. I am trying to do a Kinect motion capture Studio in Blender following this video/tutorial: https://www.youtube.com/watch?v=1UPZtS5LVvw But ...
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1answer
99 views

How to correctly LOCK motion tracking points so they don't move after reloading movie clip?

I was trying to stabilize some movie clip and met quite annoying issue in Blender 2.79b, although I recall this was happening in earlier versions too. The following image shows an example of certain ...
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694 views

How can I use a webcam for Motion capture?

I'm new to Blender so, for everything I want to do, I watch tutorials on YouTube. I recently learnt I can do motion capture using my Webcam: this is a lot easier than setting keyframes, so I went to ...
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270 views

How to overlay someone (and his/her movements) in a video clip tracking eyes,face,mouth of a 3d character

I want to replace/overlay the faces and the bodies of the people that are in a video clip with a series of 3d characters of the same size and shape. I set up 8 tracker points for the character's ...
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1answer
611 views

Motion capture animations to IK rig

I have .bvh (sometimes even .fbx) files with motion capture data that I want to retarget onto my own custom IK rig (or even a rigify one would be better). The question is: How do I go about it? The ...
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140 views

Load camera track from an external file (by Python script)

what I need is to import a camera track from an external file and to do this in a Python script. The external track is a sequence of camera poses (location + rotation) in world coordinates. How to do ...
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190 views

Motion tracking to perfect overlay people in a video with 3D characters

Let's say that I have a lot of small scenes that I have extraced from a long video and I want to overlay the actors who are shown on the video with as many 3D characters created by me. I want to ...
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231 views

Creating .bvh from .c3d

I'm working on a project importing motion capture from physical therapy patients. What I have been trying to do is import the .c3d data, creating an armature and parenting it to the .c3d, and ...
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13 views

Motion Tracking: Achieving realism when integrating 3d rendered objects into a scene

Apart from the object and its textures, what can I do to adapt the rendered image style to the video frames, so that it seamlessly integrates into the real world? On top of my head I can vary light ...
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21 views

What is the standard way of applying motion data to a rigged character?

I have some motion data downloaded from cmu and I was wondering how can I apply the motion to a 3d humanoid model? I am new at this, my idea was to use scripting to read each bone location at each ...
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174 views

How to add finger bones to MakeHuman Rig?

I use a MakeHuman model to animate motion capture data. Now I would like to animate the finger movement, but the MakeHuman rig has no finger bones. I added the bones to the rig now, but I can't get ...
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1answer
342 views

Simplify F-Curves of Shape Key animation

i am trying to clean-up animation curves from facial mocap data. The recorded data/animation is containing keys on nearly every frame. Usually i would use the Add-on 'Simplify Curves', wich does ...
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93 views

Motionbuilder to Blender: Still no true FBX support?

Has anyone found a way to successfully import an FBX file that contains an armature and skin from Motionbuilder to Blender? I just got royally screwed on a project because zi didn't know there were ...
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34 views

Why does my 3D Object become transparent [closed]

When I click f12 the texture of my 3D object become like this. If I missed something please tell me. I'm newbie at motion track. It'll help a lot thanks :)
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298 views

Problem with retargeting BVH bones

I am trying to retarget bones (armature) from BVH file to my armature of the low poly model and I have a small problem. After retargeting my bones twist in the wrong direction. How to fix this? I ...
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2answers
507 views

Motion Capture T-pose Bent At Hips

As part of a larger project, I created a simple human mesh in MakeHuman, enabled MoCap with it in MakeHuman, and imported it inro blender as an FBX file. When I 'Load and Retarget' the .bvh file I ...
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120 views

Remove plane while keeping shadows intact [duplicate]

I have watched BlenderGuru's camera tracking tutorial and tried to do the same with cycles but i want to remove the base plane which is used for shadows while keep the shadows intact. How can I do it? ...
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432 views

how to make that two different objects have the same number of vertices

I'm trying to join as shapes two objects that don't have the same number of vertices. The white shape is a FBX face object that come from the brekel pro face 2 and it contains the shapekeys / joints ...
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1answer
64 views

Motion tracking a shot where no tracking point is in frame throughout the video [duplicate]

I’m trying to motion track a shot where the position it ends on is totally different from the starting position. In other words there are no tracking points that stay throughout the whole video. How ...
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118 views

MakeHuman Character bends over after retargeting w MoCap

I'm trying to animate a MakeHuman character with self captured motion from Perception Neuron. The motion looks good in Axis Neuron but when exported and retargeted in Blender, the upper body bends ...
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2answers
118 views

Motion Tracking not working for Eyeball

I'm experimenting with motion tracking an I'm a little stuck. My plan is to track the motion of an eyeball from a video an let an animated eyeball repeat the same motion. And in principle it works. ...
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1answer
212 views

How do I motion track a person and control an armature?

I am working on an animation series with fight scenes. Animating everything by hand takes a lot of time and doesn’t always look good. I was wondering if I could motion track a person with various ...
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95 views

How to add motion blur to already rendered image sequence?

I have an image sequence that I need to make less choppy. I didn't add it while rendering. I know there is a script for it here. but I am not sure if it's the best way to go at it. Any thoughts?
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1answer
63 views

Test if empty touches mesh/depth object with python

I'm doing motion capturing of facial expressions, having an empty (constrained to a track in the movie clip editor) "sliding" on a facial surface mesh (depth object). However, for some large facial ...
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56 views

Cacophony of problems with matching 60p Motion tracked footage to a 24p project

Edits at bottom There is more going on here than meets the eye. I think I have found that there are some bugs in the object solver constraint. It is giving weird behavior in test scenarios. It is ...
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234 views

when bringing in a makehuman model with a rig, the collada (.dae) rig has the regular Octa bones, but they are tiny

Why are the bones so tiny when I do this and how can I correct it and make them normal size again?
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23 views

Motion Tracking in the woods [duplicate]

I shot with some friends a star wars shot in the woods. We want to make a scene, where everything stands still (frozen time effect) and a blaster-shot hangs in the air. For that we need to motion ...
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1answer
258 views

Good Tracking Markers with BAD Object Tracking Solution

I'm having some trouble with object tracking. I use a cube covered with printed dots to be my tracking object (I've tried a lot of different kind of shapes like cylinder). So far, I get bunch of good ...
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239 views

Posing a character with the help of motion tracking

I'm new to blender and motion tracking, and I need some help. I'm wanna know that Can I pose a character with the help of motion tracking from video footage in blender?How? Thanks for the help in ...
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91 views

using IK constraint on a Motion capture Rig

I was wondering if there was any ways I could use IK constraints on a motion capture Rig to modify a bit the legs and arms movements without damaging too much the MoCap animation? (Or constraint a ...