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Cannot using movie2avi in MATLAB
Can you check if the location you are attempting to write the file to has write permissions? movie2avi is being deprecated. I...

대략 10년 전 | 0

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Agony with video formats on Windows Matlab installation
The error message you are receiving is a DirectShow error message which means that there is no codec available to read the file....

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record speech and process during recording
Hi Vic, For this workflow, you need to use the dsp.AudioPlayer/dsp.AudioRecorder system objects and not the audioplayer/audio...

대략 10년 전 | 0

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how can i correlate two input signals?
Try the xcorr function in the Signal Processing Toolbox.

10년 초과 전 | 0

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Remove the vowels
Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

10년 초과 전

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Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

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Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

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Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

10년 초과 전

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

10년 초과 전

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Matlab bugs / codec issue??
The error indicates that the required codecs are not installed on your school's system. As VideoReader makes use of Windows APIs...

10년 초과 전 | 1

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How to read a YUV video in MATLAB2015a
You can install codecs such as ffdshow or K-lite codec pack and try and read the videos. If the vision.VideoFileReader is unable...

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Where can I get AVI dataset for video processing?
If you have Computer Vision System Toolbox, look in: matlabroot/toolbox/vision/visiondata It has a bunch of AVI files ...

10년 초과 전 | 1

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How to find the time interval between consecutive frames in video
The notion of key frames and non key-frames is applicable only in the encoded video stream. Once the video is decoded all frames...

10년 초과 전 | 0

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How to Convert IMAGE into VIDEO[ .avi] Please Help me?
Since I do not know the specifics of what you are trying to do, I am unable to provide you with code. But you can use imread to ...

10년 초과 전 | 0

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how to read h.264 video in the format .mkv into matlab?
MKV files are not native supported on Windows. You can download the following codec pack: < <http://www.windows7codecs.com/> ...

10년 초과 전 | 1

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How to record audio from 4-ch MIC array device? (PSEye MIC)
Use the dsp.AudioRecorder systemm object to record more than 2 channels of data. Dinesh

10년 초과 전 | 0

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Any demo videos in MATLAB??
MATLAB ships two files called xylophone.mp4 and xylophone.mpg. If you have the Computer Vision System Toolbox, there are a b...

10년 초과 전 | 1

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Why does Matlab close when I try to load a video file?
Hi, It looks you are reading in all the frames in the video into MATLAB albeit one frame at a time. This is most likely the c...

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ASIO audio device access
The dsp.AudioPlayer/dsp.AudioRecorder system objects and the From/To Audio Device blocks that are part of the DSP System Toolbox...

10년 초과 전 | 0

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Trying to write a code for stereo-vision video as i don't have any knowledge on it and referring matlab release notes. when i try to execute the example given in it getting a error ie Undefined function 'detectEigenFeatures' for input arguments .
detectEigenFeatures does not appear to be a MATLAB or computer vision system toolbox function. If you downloaded this code from ...

10년 초과 전 | 1

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MATLAB plotting loop causes error and hold does not continue when arrows are included in plot
The error appears to indicate that the you are attempting to write a frame having different dimensions than the ones that have b...

10년 초과 전 | 0

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how to generate random noise and fixed pattern noise in video
Anupriya, You can use the imnoise function in the Image Processing Toolbox to add noise to an image. You can follow these ste...

10년 초과 전 | 1

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Audioread in loop faster way
One thing you can try is use Parallel Computing Toolbox and read data from each file on a different MATLAB worker. That is the o...

10년 초과 전 | 0

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Where can I find vippedtracking.avi video?
You can find it at <matlabroot>/toolbox/vision/visiondata I am able to find it on my MATLAB installation. Hope thi...

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wav_to_audio auxiliary function not working
If you are on R2012b and higher, I would recommend using audioread because it is an improvement to wavread and it supports a lot...

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How can other people view the movie I make in MATLAB using MOVIEAVI?
movie2avi provided support a bunch of really old codecs and so the recommended way to export videos out of MATLAB is to use Vide...

10년 초과 전 | 0

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How can I obtain audio and video characteristics in multimedia info when I'm using a for loop?
The code below should fix the issue: files= dir('*.avi'); numfiles=length(files); mydata= cell(numfiles,1); info=c...

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How can I save a matrix of multichannel audio.
From your description, it is not clear what is the behaviour that you are getting. The dsp.AudioRecorder is the exact function t...

10년 초과 전 | 0

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How to extract two images from a video avi (or similar) for hot gas leakage analysis from Thermo-camera
JP, If you already have AVI files, use VideoReader to read frames from the video file. If you are attempting to do a live rec...

10년 초과 전 | 0

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How can one recognize a digital audio interface name /vendor (USB digital audio)?
audiodevinfo can output the name of the device if you give it a a device ID. However, the only way you get the device ID is if y...

10년 초과 전 | 0