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Questions tagged [motion]

Use this tag for physically moving systems. For example robots, or electronic or pneumatic actuators.

584 questions
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Motion and fswebcam running

I am using fswebcam to capture and image, when an email is received. I thought that it would be nice to have Motion running as well. I installed Motion, and that worked fine. However, when I tried to use fswebcam to take a picture, I received the…
user2370460
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How to distinguish movement accelerations from oscillations and noise in iphone

Hi everybody on stackoverflow. SHORT VERSION :) I need to use (x,y,z) acceleration values related only to the movement of the iPhone. Just to be clear, think an environment like a car. The iPhone's accelerometer is very sensitive. If I log…
kevin
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raspberry pi motion webcam "premature end of data"

I am trying to get my webcam running on the raspberry pi. I am using a logictech quickcam for notebooks. Via lsusb I see that the device is connected. When i am starting motion I am getting this error "corrupt JPEG data: premature end of data…
stefan schauer
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HTML5 Canvas Motion Blur effect?

I'm trying to use HTML5 canvas to make something like a motion blur effect and no success. Basically what I'm trying to do is to take a photo and make it look like "fast forwarded", like when you take a picture and the person moved.
Tamir Huber
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Motion Type Detection Using Accelerometer & Machine Learning

I am about to embark on development of a mobile app that uses the accelerometer to detect motion type, whether it's jumping, running, walking, etc. Now I have done a lot of online searching recently and somewhat understand that using machine…
Ali
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Track position of a Zaber device as it moves

I'm writing a LabVIEW VI to move a Zaber linear actuator, and I want to record the device's position every few milliseconds as it moves. I've installed Zaber's LabVIEW driver and used its examples to get my actuator moving, but how can I read the…
Don Kirkby
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WP7: Convert Accelometer and Compass data to mock Motion API

I'm writing a small sample application for the Windows Phone 7.1 (Mango) and want to use the Combined Motion API to display the motion of the device. I need to write mock classes to be able to test my application when using the emulator which does…
MatthiasG
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Simulating a car moving along a track

For Operating Systems class I'm going to write a scheduling simulator entitled "Jurrasic Park". The ultimate goal is for me to have a series of cars following a set path and passengers waiting in line at a set location for those cars to return to so…
Mithrax
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Built in iPhone controls animating in slow motion

I am experiencing a very strange problem where the built in controls in my iPhone app are animating in slow motion. These are controls that I have not implemented, like the TopBar on a ViewController. In this case, the title and buttons all,…
jamey
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I want to detect motion/movement in the live camera. How can i do it?

I'm creating motion detect app for ios. when camera on live any object passes the camera like person , animal. than i want detect motion feature. how's it possible?
Rizwan Mehmood
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Framework recommendation for interactive multitouch application

We are currently developing a multitouch multiuser application which runs on a big touchscreen table. Obviously the application has a lot of animations and transformations included, i.e. moving and rotating UI elements around using touch gestures,…
C0dR
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Android MotionLayout motionStaggered

I am trying to get my views to animate using MotionLayout but want certain Constraints to animate in before others. I think this was the purpose of the motion:staggered property for Transition but I don't understand how that works and there are no…
kjanderson2
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Android MotionEvent.getActionIndex() and MultiTouch

I am trying to get the pointer id whene the event MotionEvent.ACTION_MOVE happens. I am doing it by calling event.getActionIndex() but it always returns 0 for the second, the third, the forth and the fifth finger. i am using Gingerbread 2.3.3 on…
kamelbox
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What is the difference between optical flow and motion vectors?

I am exploring the field of video analysis and computer vision. In a certain research paper i found that motion vectors are a better option than optical flow for video summarization task. I am unable to find the difference between these two. Any…
NIHAR MUKHIYA
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ffmpeg motion interpolation for 2x and 4x slowmotion

I recently learn that I can use minterpolate option of ffmpeg for frame interpolation in a video. One of the configuration of this option is fps(frame per second) and I am not sure how I should set it to generate 2x and 4x slow-motion videos. Here…
Mary
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