内容简略，只是用了
video_capture.set(cv2.CAP_PROP_POS_FRAMES, start_fps)来从指定地位播放视频而已。
在此记录一下。
import cv2import osvideo_path = 'D:/test/ccc/mp4/1.mp4' #视频门路picSavePath = './save/' #图片保留门路os.makedirs(picSavePath, exist_ok=True)start_second= 760 #设置开始工夫(单位秒)end_second= 790 #设置完结工夫(单位秒)video_capture = cv2.VideoCapture(video_path) # 读取视频fps = video_capture.get(cv2.CAP_PROP_FPS) # 获取视频的帧率print(fps)start_fps = start_second*fps # 开始帧 = 开始工夫*帧率end_fps = end_second*fps # 完结帧 = 完结工夫*帧率video_capture.set(cv2.CAP_PROP_POS_FRAMES, start_fps) # 设置读取的地位,从第几帧开始读取视频k = start_fpswhile True: success, frame = video_capture.read() if success: k += 1 if k <= end_fps: # 选取起始帧 if k % (fps*2) == 0: # 每隔2s保留一次图片 # 将 【秒数】 格式化为 【时：分：秒】 seconds =k//fps m, s = divmod(seconds, 60) h, m = divmod(m, 60) print("保留工夫点：%2d:%02d:%02d" % (h, m, s)) time = "%d_%02d_%02d" % (h, m, s) # 冒号不能呈现在图片保留的门路中，换成一个别的字符 cv2.imwrite(picSavePath + time+'.jpg', frame) if k > end_fps: #退出读取程序 breakprint('end')video_capture.release()如果要剪辑多段，就在最外层加一个循环就好了
import cv2import osvideo_path = 'D:/test/ccc/mp4/1.mp4' #视频门路picSavePath = './save/' #图片保留门路os.makedirs(picSavePath, exist_ok=True)start_second= [760,800] #设置开始工夫(单位秒)end_second= [790,830] #设置完结工夫(单位秒)print(start_second*3)video_capture = cv2.VideoCapture(video_path) # 读取视频fps = video_capture.get(cv2.CAP_PROP_FPS) # 获取视频的帧率print(fps)start_fps = [i * fps for i in start_second] # 开始帧 = 开始工夫*帧率end_fps = [i * fps for i in end_second] # 完结帧 = 完结工夫*帧率# 留神：如果单纯的用列表乘以一个数，则示意将这个列表拼接三份for i in range(len(start_fps)): video_capture.set(cv2.CAP_PROP_POS_FRAMES, start_fps[i]) # 设置读取的地位,从第几帧开始读取视频 k = start_fps[i] while True: success, frame = video_capture.read() if success: k += 1 if k <= end_fps[i]: # 选取起始帧 if k % (fps*2) == 0: # 每隔2s保留一次图片 # 将 【秒数】 格式化为 【时：分：秒】 seconds =k//fps m, s = divmod(seconds, 60) h, m = divmod(m, 60) print("保留工夫点：%2d:%02d:%02d" % (h, m, s)) time = "%d_%02d_%02d" % (h, m, s) # 在windows零碎下冒号不能呈现在图片保留的门路中（linux下能够），换成一个别的字符 cv2.imwrite(picSavePath + time+'.jpg', frame) if k > end_fps[i]: #退出读取程序 break print('第 {%d}段实现'% (i+1))video_capture.release()