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c++ Programming Glossary: cam

Best DirectShow way to capture image from web cam preview ? SampleGrabber is deprecated

http://stackoverflow.com/questions/11398758/best-directshow-way-to-capture-image-from-web-cam-preview-samplegrabber-is-dep

DirectShow way to capture image from web cam preview SampleGrabber is deprecated I have developed DirectShow.. developed DirectShow C app which successfully previews web cam view into provided window. Now I want to capture image from.. window. Now I want to capture image from this live web cam preview. I have used graph manager ICaptureGraphBuilder2 IMoniker..

C++ - when should I use a pointer member in a class

http://stackoverflow.com/questions/1175646/c-when-should-i-use-a-pointer-member-in-a-class

public MyCamera m_pCamera 0 void init const ExtCamera cam private ExtCamera m_pCamera do not use it in inline code inside..

Better algorithm for edge filter in video programming

http://stackoverflow.com/questions/12971093/better-algorithm-for-edge-filter-in-video-programming

reference. The code int main int argc char argv CvCapture cam CvMoments moments CvMemStorage storage cvCreateMemStorage 0.. NULL CvSeq contours2 NULL CvPoint2D32f center int i cam cvCaptureFromCAM 0 if cam NULL fprintf stderr Cannot find any.. NULL CvPoint2D32f center int i cam cvCaptureFromCAM 0 if cam NULL fprintf stderr Cannot find any camera. n return 1 while..

OpenCV on Mac is not opening USB web camera

http://stackoverflow.com/questions/14187866/opencv-on-mac-is-not-opening-usb-web-camera

on Mac is not opening USB web camera I have been unsuccessful using OpenCV 's VideoCapture.open.. VideoCapture.open int to get video capture from a USB web cam in my MacBook Pro running Mac OS X v10.7 Lion . Using open 0.. . Using open 0 successfully gets capture from the iSight camera. But I didn't have any luck trying to find the WebCam. The..

Why OpenCV's `cvCreateCameraCapture` and `cvCreateFileCapture` do not work? How can I fix it?

http://stackoverflow.com/questions/1987782/why-opencvs-cvcreatecameracapture-and-cvcreatefilecapture-do-not-work-how

not work How can I fix it Have an AVI videofile and a webcam. cvQueryFrame returns null in both cases. Code is applied only.. returns null in both cases. Code is applied only for cam #include highgui.h #include iostream using namespace std int.. for your suggestions. Happy New Year c video opencv webcam video capture share improve this question I found by stepping..

How to let user select a video recording device (web-cam) with OpenCV?

http://stackoverflow.com/questions/4281034/how-to-let-user-select-a-video-recording-device-web-cam-with-opencv

to let user select a video recording device web cam with OpenCV So what I need is something like capture devices.. question Try using some OS functions to enumerate webcams. It might take some work but this approach will guarantee that..

How to get a list video capture devices NAMES (web cameras) on linux ( ubuntu )? (C/C++)

http://stackoverflow.com/questions/4483366/how-to-get-a-list-video-capture-devices-names-web-cameras-on-linux-ubuntu

to get a list video capture devices NAMES web cameras on linux ubuntu C C So all I need is simple a list of currently.. a list of currently avaliable video capture devices web cameras . I need it in simple C or C console app. By list I mean.. 1 Asus Web Camera 2 Sony Web Camera So I know how to get cam props such as W H etc using code like #include stdio.h #include..

Get most accurate image using OpenCV

http://stackoverflow.com/questions/4831074/get-most-accurate-image-using-opencv

among rest using OpenCV. As a example there is a web cam input which move a hand. But when I stream this video I get..

Draw on webcam using OpenCV

http://stackoverflow.com/questions/5490655/draw-on-webcam-using-opencv

on webcam using OpenCV I want to draw paint on a webcam screen using.. on webcam using OpenCV I want to draw paint on a webcam screen using OpenCV. Since I'm reading from a cam the frames.. on a webcam screen using OpenCV. Since I'm reading from a cam the frames are constantly changing so I'm trying to figure out..

Grab Video Stream from FireWire

http://stackoverflow.com/questions/7859442/grab-video-stream-from-firewire

Stream from FireWire I'm trying to stream a video from a camera Sony HVR Z1E over FireWire to my Computer. The incoming pictures.. parameter I give him it always gets the stream from the webcam of the laptop and not from the firewire. I heard I need to switch.. from the firewire. I heard I need to switch the primary cam in the DirectShow API with the Windows SDK . But I actually..