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Timer stop function // findobj returns nothing
Hi, I constructed a timer to run a countdown, at the beginning of the countdown I want to turn a UserData variable to 'on'. At ...
11 years 前 | 1 个回答 | 0
1
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avoid sharing a videoobject / improve performance
Hi, in my GUI I implemented a videoobject with: handles.vid = videoinput('winvideo', 1, 'RGB24_320x240'); Now the perform...
11 years 前 | 1 个回答 | 0
1
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how to run a loop parallel
Hi, is there a way to run a loop parallel (like a timer would do) to the rest of the programm? I want to start it by a star...
11 years 前 | 1 个回答 | 0
1
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Changing XDir permanent to reverse
Hi again, I got a new problem and missing a solution. I did a plotting in an axes after setting it XDir to reverse. set...
11 years 前 | 2 个回答 | 1
2
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How to delete persistent variables in a timer fcn
Hi all, I am using 3 persistent variables in a timer callback function. If I close the GUI (CloseRequestFcn) I want to delete...
11 years 前 | 2 个回答 | 0
2
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stop bringing GUI to front
Hi, I actually have 2 GUIs. One open in the front and another one running in the background. The GUI in the background shows ...
11 years 前 | 2 个回答 | 2
2
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get handle of an running gui
Hi, I have a GUI (GUI2) and want to get the handle of another one (GUI1) which is already running behind the actuall GUI-Wind...
11 years 前 | 2 个回答 | 1
2
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Plot a line, changing origin
Hello, I have 2 vectors containing x and y-coordinates. Now I want to plot these points and connect them to a line. How can...
11 years 前 | 1 个回答 | 0
1
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RGB 2 L*A*B*
Hello, I tried to convert an image from rgb to LAB colorspace. I used the code from an example I found on matworks: cform2...
11 years 前 | 3 个回答 | 0
3
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changing properties of a videoinput
Hello everybody, I created a GUI showing a webcam-live-video. Now i want to change the properties like brightness and exposure w...
11 years 前 | 0 个回答 | 0
0
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getframe produces greater image
Here is a part of the function with the loop: for count = 1:videoObj.NumberOfFrames handles.count=count; ...
getframe produces greater image
Here is a part of the function with the loop: for count = 1:videoObj.NumberOfFrames handles.count=count; ...
11 years 前 | 0
提问
getframe produces greater image
Hello, I am using getframe() to read out axes that show an image. For example an 120x90 image. But the image I get from the g...
11 years 前 | 3 个回答 | 0
3
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Problem with "imregister" function
Hello, I'm trying to use the imregister function to register two pictures. To get some experience with this function I did no...
11 years 前 | 3 个回答 | 1