rgouvasiur

Hello ... I am new in labview and I have installed LabVIEW 7.1 and Vision assistant 7.1. Since i'll be working with a Webcam, i downloaded the NI IMAQ for USB cameras and installed it, and i already install the USB driver to several extra languages. At the moment I already get to run the webcam in the labview, but just through the grab aquisition. I already tried many ways to use the snap and I never got any result. i use also the examples of NI-IMAQ for USB Cameras.pdf to get the snap, but never work. when i try the snap appears only black image. (Image in annex - snap_example ) i got also a pci 1409 and i use a ccd camera (only 256 tones of gray) and appears the same problem, i can

Hi everybody, .... I am new in labview and I have installed LabVIEW 7.1 and Vision assistant 7.1. Since i'll be working with a Webcam, i downloaded the NI IMAQ for USB cameras and installed it. The webcam that i have is Trust spacec@m 100 portable (12892) The problem is that i can't make the camera work with LabVIEW. 1- When i launch Vision assistant 7.1, and try to acquire image from the usb camera, it tells me that the camera parameters are invalid and i can

hello I know that I am already to be annoying, but it is possible to tell me that what mean the errors that are give in the program. the program gives two mistakes about the bad connection of the wires? once again thanks and excuse for the fact of being annoying . Download File:post-4490-1143813101.vi

Hello again... Yes i know that this example you give me is only for a webcam. however i was trying to put it work but it appears one mgs to indicates a error, that i put it in annex. Is possible that this error is because the webcam that i use. (i use a digital camera fujifilm a330, and in the setup of the camera i choose webcam, and she work for example in video capx as a webcam). The procedure i do is, connect the camera to the usb, and do run in the program (labview). is possible if you don

I use the example that you give me but, i can't put it work. I need to join any thing to the connect and preview methods for the program can capture the video on labview? I'm sorry to boring you with the same question's. But is the first time that i try to do this, and i see that is a litle complicated. To me is very important that i can do the aquisition video in labview, then later do the motion detection. Sorry the english, and thanks for the help you are give me. Download File:post-4490-1143737425.vi

You can show me a simple example how i do that. Thanks for help, again :headbang:

Hi Now i have another question , i already do the download of the program videocapX, but i don

Yes, at the moment i need to detect motion in the live video. If you can help in this i by grateful. Sorry my english Thanks for help

I can't see nothing in imaq about live grab in LabView.I have the labview 7.1 and ni-imaq 7.0. the thing that i have try to do at the moment is a detector of movements. The only examples that i found is about to choose a video that is saved in pc an put it to play. (there is in labview\examples\vision\function\avi) I need through labview to make the capture of video (camera). but I think that in labview I do not have none toolkit on making capture of video, already see and i don't find anything about this. thanks , for help ...

Hi... I have one camara Philips ccd and an acquisition plate (pci - 1409). Anyone can help me how to make the grab (acquire continuos image) of the aquisition video in labview. the only examples that i see is always, how to choose a video or image and put it in front panel of labview. :headbang: Sorry my english Thanks

Hi... I'm new in labview and i know that the question that I ask is simple, but at the moment I am not obtain any good solution. I'm try to make a basic oscilloscope and to test it I use a generator of signals. the problem is that when increase the frequency, the wave of the signal leaves of if being able to see. In this moment I am try to create something to modify the scale of the time of the oscilloscope and i'm try to make this for the o example of labview (two channels.vi). But of moment I am not to obtain any result. I place the program in annex of the example that I am to try to make. Sorry for the english :headbang: Download File:post-4490-1143418076.vi

hello I can run the example and to see its functioning. I do not know is to adapt the example for my program. I already try for many times, but still don

Yes, i already see that example, and i try to take parts on the example to my program. But he don't work.

Hello anyone knows as to modify the base of time in a osciloscope. I am to try to create a simple osciloscope but I don't know how modify the base time. I place in annex the program that I am to try to make. I be grateful for the help. :headbang: Download File:post-4490-1143131114.vi

I am develop a system capable to make the recognition of characters and numbers, the problem is to make the correct acquisition of the characters it is necessary to be always in the same position and only do aquisition to the characters not to the photo in global for i can read them. how I make the acquisition of the characters in different photos. :headbang: