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OpenCV · Open Source Computer Vision Library

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  • Members: 48150
  • Category: Open Source
  • Founded: Jun 20, 2000
  • Language: English
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Hi, everyone i want to initialize a matrix using(maxTrans) an array£¨trans£© there are no error in my home computer, but the error is given in my office...
2 Dec 3, 2004
9:43 am

vp153
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How do I get the amount of nodes of a sparse matrix? Is there any function or varible? Thanks. MANUEL JESUS MARIN...
2 Dec 3, 2004
9:35 am

vp153
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Hello I ame trying to capture videodata from three cams in one time. I found out how to do it for two, but for three it seems not to work, I only get the third...
8 Dec 3, 2004
9:35 am

wes_lor
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Hi everbody, does anyone know how to detect the number of faces in a given video frame? I'm coding in Visual C++. Thx....
2 Dec 3, 2004
9:24 am

wes_lor
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Why cvcam was removed from 0.9.6/linux? Can highgui support multi-cameras? Can cvcam under windows continue to be developed for a more powerful version, or...
1 Dec 3, 2004
8:59 am

Shiqi Yu
yushiqi
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hi i am new to openCV. i am doing a project with cvcam. can anyone point me where to get the documentation of cvcam?...
2 Dec 3, 2004
5:44 am

Shiqi Yu
yushiqi
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Hi, I'm trying to convert data stored in buffers in MIL to IPL form . anyone have any idea how to do it? Thanks -- ...
1 Dec 3, 2004
4:50 am

Robin Su
s8024912h
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i am having a bit of trouble displaying images everything else in the opencv steup appears to be working but I just get grey panes when I try and display an...
4 Dec 3, 2004
4:11 am

wq s
suwenqin_1
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Hi, Is there a function in OpenCV that can convert a color image (24 bits per pixel)to a gray image? It seems that I can not find it. Many thanks. Xianyong...
5 Dec 3, 2004
2:50 am

Xianyong Fang
fangxianyong
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Hello Displaying video stream with cvcamSetProperty(1, CVCAM_PROP_ENABLE,CVCAMTRUE); cvcamSetProperty(1, CVCAM_PROP_RENDER,CVCAMTRUE); is no problem to switch...
2 Dec 3, 2004
12:19 am

Chris
fishplusplus
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Hi to everyone! I've just opened a new group on Yahoo: it's the OpenCV Italian Community. I have seen that there are a lot of italian people that use opencv ...
1 Dec 2, 2004
9:59 pm

GenioDelMale
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iam still getting these errors ...plz some one help me.....how to correct them.. its important. i want to make a tracker using help from opencv in visual...
1 Dec 2, 2004
9:33 pm

asad rashid
asadtiger
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Hello, OK, the problem is this: I got a camera looking into a room and from the image I shall tell the number of people in the room. Peoble must be detected up...
1 Dec 2, 2004
7:49 pm

kolskeggur
moaling2003
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Please could you show me the way of running IPL with OPENcv...
3 Dec 2, 2004
3:12 pm

Xianyong Fang
fangxianyong
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Hello to everybody! I don't know if this problem is of interest for this list, but just in case it is helpful for someone, I submit it. I am working with...
1 Dec 2, 2004
1:41 pm

poznakomitsa80
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Hi! Can I use the OpenCV Libary in VB? Rasmus...
1 Dec 2, 2004
1:39 pm

rasmusrothe
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HI! Can I use the OpenCV Libary in VB? Rasmus...
2 Dec 2, 2004
1:35 pm

Marc Cymontkowski
montivision
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Hi, I'm using openCV to calculate optical flow. i call the cvCalcOpticalFlowLK() method. eg: cvCalcOpticalFlowLK(imgA, imgB, winSize, testVelX, testVelY) i...
3 Dec 2, 2004
1:27 pm

Abdellah ASSIM
abdellah_assim
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Compiling... Command line warning D4024 : unrecognized source file type 'stdafx.h', object file assumed Command line warning D4027 : source file 'stdafx.h'...
2 Dec 2, 2004
1:12 pm

maltok_demorgan
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Hi! I am looking for new friends. My name is Jane, I am from Miami, FL. See my homepage with my weblog and last webcam photos! See you!...
2 Dec 2, 2004
1:10 pm

abellah assim
abdellah_assim
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Hi, I have writen a program which detects faces in video sequences, unfortunitly it doesn't do well at all. But more strangely, it can detect faces precisely...
1 Dec 2, 2004
12:21 pm

andylee_kyz
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Hello everybody, Has anyone know how to convert a RGB image into a indexed one with opencv or IPL? Thank you...
1 Dec 2, 2004
10:36 am

Victoria Salmerÿf...
vsal5531
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Hi, I have code from a friend that is written for a previous version of OpenCV. I was wondering how I can run it with a newer version of opencv? naturally,...
2 Dec 2, 2004
10:05 am

dgdmoraes
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While using cvComputeCorrespondEpilines function i get a linker error. ... 1 Datei(en) kopiert. 1 Datei(en) kopiert. Linker-Vorgang läuft... Bibliothek...
6 Dec 2, 2004
8:58 am

vp153
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I want to capture images from a digital camera . I use VC++ .Net and my code is : CvCapture* frame=cvCaptureFromCAM(0); IplImage * image= cvQueryFrame(frame); ...
3 Dec 2, 2004
7:03 am

riovista71
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I sent out a question yesterday, asking how to get the cvCaptureFromAVI working. But I think the question is really how to get video to display on a PC. The...
1 Dec 2, 2004
4:51 am

irissupport
devlead
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Hi! I've spend few hours trying to understand why, although input images had the same sizes, the function cvCalcOpticalFlowBM was keeping on exiting most of...
3 Dec 2, 2004
1:58 am

Torea
tetorea
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i know that IPL images the pointer to the data imageData is of type char. this means that the values go from -128 to 127. however, does it accept negative...
2 Dec 2, 2004
12:17 am

Ilya Makedon
ilya@...
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Hi listers, I try to find a little help on the filed of capture with highgui functions. I use Mil Lite because I have a matrox 1394 board, but I would like to...
1 Dec 1, 2004
4:56 pm

jurassic
jfportala
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Hi, I have some difficulties to understand how works iplimage pointers. If I define: IplImage* p1 ; p1 = cvCreateImage(cvSize(1024,768),IPL_DEPTH_8U,1) ; ...
4 Dec 1, 2004
4:50 pm

jurassic
jfportala
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