Questions on the importing/exporting of video files in Mathematica, as well as the use of Mathematica to manipulate video files.
5
votes
4answers
153 views
How do I overlay corresponding values over each frame of an animation?
I recorded a phenomenon using video capturing (phen.avi, imported into Mathematica) and simultaneous measurement of some electrical properties of that phenomenon (a ...
5
votes
1answer
116 views
Is there an equivalent of “shiftdim” of MATLAB?
Recently I'm spending my time implementing some computer vision algorithms, which usually handle a large amount of data.
The problem I'm facing now is that I have to reform my video data to pass it ...
19
votes
3answers
804 views
Importing videos in Mathematica
Mathematica's Import command is purportedly able to import .AVI files. However, I find that many files that I want to import do only result in MMA showing a blank ...
3
votes
1answer
179 views
Exporting a Video of a Simulation of Pendulum Motion
In a series of previous questions, I asked how to solve a series of differential equations describing a series of coupled pendulums, and then how to plot this data by coloring the different pendulums. ...
12
votes
1answer
258 views
How to efficiently import videos
I need to do frame-by-frame analysis of videos. I can import the video files I need, but each file is too large to import at once. I can use the ...
3
votes
0answers
645 views
Eulerian Video Magnification with CurrentImage[] [closed]
I saw yesterday a post here in SE that I think was deleted. It was about the recently published MIT algorithm called "Eulerian Video Magnification for Revealing Subtle Changes in the World ACM ...
2
votes
2answers
150 views
Import[] bug (video)?
I have the following code:
frames = Import["myvideo.avi",{"Frames",{50,60,70}}];
This imports frames 1,2, and 3 of the video, not 50,60 and 70. It imports the ...
2
votes
1answer
331 views
Export Animate command to MOV video
I'm trying to export a rather complex Animate command into a full-HD resolution video, but having no success so far. The animation has around 520 frames (the number ...
4
votes
1answer
360 views
Efficiently exporting many images as a video
I have many .gif images and I would like to export them as a single video file (I prefer .mov, but any video format is fine). But what if I have several tens of megabytes of .gif images? Is it ...
3
votes
1answer
257 views
Take[] and other Mathematica functions with live streams
I have a live video feed that I would like to convert into raw numbers that could be used for a variety of different things. I would also like to do simple operations on these numbers live with as ...
20
votes
1answer
736 views
Does Mathematica support variable frame rate for any video format, in analogue of GIF-style “DisplayDurations”?
The good old GIF animation format allows us to set the duration of each individual frame in the animation separately. This is especially useful if some frames in ...
6
votes
2answers
695 views
Changing the speed of exported AVI videos
I am exporting an animation created using Manipulate in the .avi format. However the video runs very fast (I am putting it in ...
