Best for face detection, motion tracking, or filters. You will need the Pascal headers for OpenCV (often found in the OpenCV-Pascal or Lazarus-ccr repositories).
program RaspberryWebcam; uses cv, highgui; // OpenCV units var capture: PCvCapture; frame: PIplImage; key: Integer; begin // Open the first webcam (index 0) capture := cvCreateCameraCapture(0); if capture = nil then begin writeln('Error: Could not open webcam.'); Exit; end; cvNamedWindow('Pi Webcam', CV_WINDOW_AUTOSIZE); repeat frame := cvQueryFrame(capture); if frame <> nil then cvShowImage('Pi Webcam', frame); key := cvWaitKey(10); until key = 27; // Esc key to exit cvReleaseCapture(@capture); cvDestroyWindow('Pi Webcam'); end. Use code with caution. Copied to clipboard 4. Performance Tips for Raspberry Pi Pascal Webcam Raspberry
Are you planning to do , or do you just need to capture a still image every few minutes? Best for face detection, motion tracking, or filters
Best for simple "capture and save" tasks. This interacts directly with the Linux kernel's video drivers. 3. Basic Capture Logic (OpenCV) Use code with caution