I\'m writing a program that needs to capture from a webcam using opencv.I am using a Logitech C260 Camera and OpenCV2.2, Windows XP, QT Creator.Here is an example piece of my code:
I\'m dealing with OpenCV and have some memory management questions from their DFT example code. 1 In openCV, what\'s the most efficient way of creating a two channel image? The linked code seems to
I built OpenCV 2.2 on VS 2010.Enabled TBB 3 support.I ensured all the projects had the right tbb lib directories, and tbb.lib listed as a dependency.
I have a height map for an image, which tells me the offset of each pixel in the Z direction. My goal is to flatten a distorted image using on开发者_运维问答ly it\'s height map.
I saw 开发者_如何转开发in code using openCV the following: cvReleaseImage(&img); img= 0; Why and how do they put 0 in the image after they released it?
I\'m trying to run an Open开发者_开发百科CV application through Microsoft Visual C++ 2010 Express, and get the following message:
I have installed the latest versions of OpenCV and Eclipse开发者_如何学C CDT, but not able to make OpenCV to be used within Eclipse CDT.
Edit : Array should be CvMat or IplImage is not an error message specific to this issue, that\'s the only most relevant error message i got.
I\'m trying to track the position of a robot from an overhead webcam. However, as I don\'t have much access to the robot or the environment, so I have been working with snapshots from the webcam.
Sometimes cvshowimage of openCV doesn\'t show the image, but shows a black empty one. Does 开发者_开发知识库anyone know why and when this happens?cvShowImage(img);
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