最近高摄像头项目,顺便扩展学习python+opencv的图片处理和视频处理。
#!/usr/bin/python # -*- coding: utf-8 -*- import cv2 import time AUTO = True # 自动拍照,或手动按s键拍照 INTERVAL = 2 # 自动拍照间隔 cv2.namedWindow("left") cv2.namedWindow("right") cv2.moveWindow("left", 0, 0) cv2.moveWindow("right", 400, 0) left_camera = cv2.VideoCapture(0) #cv2.waitKey(50) #left_camera.set(cv2.CV_CAP_PROP_FRAME_WIDTH,320) #left_camera.set(cv2.CV_CAP_PROP_FRAME_HEIGHT,240) right_camera = cv2.VideoCapture(1) #right_camera.set(cv2.CV_CAP_PROP_FRAME_WIDTH,320) #right_camera.set(cv2.CV_CAP_PROP_FRAME_HEIGHT,240) counter = 0 utc = time.time() pattern = (12, 8) # 棋盘格尺寸 folder = "./snapshot/" # 拍照文件目录 def shot(pos, frame): global counter path = folder + pos + "_" + str(counter) + ".jpg" cv2.imwrite(path, frame) print("snapshot saved into: " + path) while True: ret, left_frame = left_camera.read() ret, right_frame = right_camera.read() cv2.imshow("left", left_frame) cv2.imshow("right", right_frame) now = time.time() if AUTO and now - utc >= INTERVAL: shot("left", left_frame) shot("right", right_frame) counter += 1 utc = now key = cv2.waitKey(1) if key == ord("q"): break elif key == ord("s"): shot("left", left_frame) shot("right", right_frame) counter += 1 left_camera.release() right_camera.release() cv2.destroyWindow("left") cv2.destroyWindow("right")
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