Questions tagged [video]
Questions on the importing/exporting of video files in Mathematica, as well as the use of Mathematica to manipulate video files.
103
questions
6
votes
2
answers
108
views
Detecting and converting a number from a video (digital panel) into an actual number
Let's say I have video (mp4) of length 02:17:38 (hh:mm:ss), this video is a record of a temperature panel, as shown in the following image. How can I use mathematica to extract the temperature, given ...
- 330
4
votes
1
answer
107
views
How can I combine a selections of video frames into a composite using Mathematica?
I'd like to use Mathematica to be able to turn videos of my students dropping balls into a composit image of selected frames showing the path of the ball. Like a multiple exposure image.
So far, I've ...
- 425
7
votes
1
answer
189
views
0
votes
0
answers
50
views
Unable to import mp4 video file
I'm running Mathematica 14.0 on a 2021 MacBook Pro (Apple M1 Max chip with 64 GB memory). I'm attempting to import an mp4 video file using the Import command. The code runs and produces a video window ...
- 1
0
votes
0
answers
44
views
How to avoid VideoJoin function changing the playback speed?
VideoJoin changed the video speed of all elements in the resultant video. All elements of the argument list to VideoJoin were of the same file format. I tried changing the number of video files $n$ ...
0
votes
0
answers
21
views
Adding legends to a video made of figures
To simplify the question, let's assume I am generating some figures using
graphics =
Table[
Plot[Sin[n x], {x, 0, 4 Pi}],
{n, 1, 5, 0.5}];
and convert the ...
- 357
3
votes
1
answer
375
views
Is there a way to render a 2D animation of a 3D object?
Given a 3D object to render, is it possible to make a 2D animation out if it? Does that just refer to the creating of a gif of the animation?
- 41
1
vote
0
answers
82
views
How to emulate the curves and color of the video? [closed]
I found this animation on the internet, it is part of a joke, but I was intrigued by how the video can be emulated with the colors and the curve proposed in the video.The video talks about neural ...
- 309
8
votes
1
answer
298
views
How to automatically install FFmpeg without an error
When I try to export a list of images as an AVI file, I get this message:
When I select "Install FFmpeg", this message then pops up
The community post is hard to follow, and the images ...
- 1,134
3
votes
1
answer
130
views
Optimized GIF 20s for 85kb for Mathematica Code Demonstration
I’m new here this is my first post on Stack Exchange. In the thread below, I see that a GIF file is highly optimized (20s for 85kb) with no noticeable compromise in resolution. It appears to be the ...
- 33
1
vote
0
answers
73
views
Export animation to avi
I'm trying to export an animation but the output is always $Failed with the error message:
...
- 51
3
votes
0
answers
38
views
How to improve the performance of VideoTrim?
I will trim my video into the small segments, and then join them again into one video.
But the performance is too slow.
For example, I have 100 segments of video, each segment has 8 seconds.
It takes ...
- 1,761
2
votes
1
answer
116
views
Video versus Import for video file
For Wolfram Mathematica v13, there are 2 types of importing video:
Using the Video[file]: represents video stored in the given
file.
Using the ...
- 1,761
0
votes
0
answers
38
views
Control mouse movement and keyboard during screen recording
I want to record my screen, as explained here, and during the recording to move the mouse from point (x1,y1) on the screen to point (x2,y2), in a straight line, with some specified speed.
The software ...
- 375
5
votes
1
answer
587
views
High Quality animation with Export?
This is my second question here. Recently I've been trying to compile a video simulation of wave propagation via ComplexPlot[] with ...
- 133