{"id":959088,"date":"2024-12-27T03:37:43","date_gmt":"2024-12-26T19:37:43","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/959088.html"},"modified":"2024-12-27T03:37:45","modified_gmt":"2024-12-26T19:37:45","slug":"%e5%a6%82%e4%bd%95%e7%94%a8python-%e6%92%ad%e6%94%be%e8%a7%86%e9%a2%91","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/959088.html","title":{"rendered":"\u5982\u4f55\u7528python \u64ad\u653e\u89c6\u9891"},"content":{"rendered":"

\"\u5982\u4f55\u7528python<\/p>\n

\u4f7f\u7528Python\u64ad\u653e\u89c6\u9891\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u5176\u4e2d\u5305\u62ec\u4f7f\u7528OpenCV\u3001Pygame\u3001\u548cVLC\u7b49\u5e93\u3002\u63a8\u8350\u4f7f\u7528OpenCV\uff0c\u56e0\u4e3a\u5b83\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u8ba1\u7b97\u673a\u89c6\u89c9\u5e93\uff0c\u652f\u6301\u89c6\u9891\u7684\u8bfb\u53d6\u548c\u663e\u793a\u3002<\/strong>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0cOpenCV\u63d0\u4f9b\u4e86\u7075\u6d3b\u7684\u63a5\u53e3\u548c\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u4f7f\u5f97\u89c6\u9891\u5904\u7406\u53d8\u5f97\u7b80\u5355\u9ad8\u6548\u3002\u5176\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u5b83\u7684\u8de8\u5e73\u53f0\u6027\u548c\u4e30\u5bcc\u7684\u529f\u80fd\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528OpenCV\u64ad\u653e\u89c6\u9891\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b89\u88c5\u548c\u5bfc\u5165\u6240\u9700\u5e93<\/p>\n<\/p>\n

\u5728\u4f7f\u7528OpenCV\u4e4b\u524d\uff0c\u9700\u8981\u786e\u4fdd\u5df2\u7ecf\u5b89\u88c5\u4e86\u76f8\u5173\u5e93\u3002\u53ef\u4ee5\u901a\u8fc7pip\u547d\u4ee4\u5b89\u88c5OpenCV\u5e93\uff1a<\/p>\n<\/p>\n

pip install opencv-python<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u5728Python\u811a\u672c\u4e2d\u5bfc\u5165OpenCV\u5e93\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528OpenCV\u64ad\u653e\u89c6\u9891<\/p>\n<\/p>\n
OpenCV\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7b80\u5355\u7684\u63a5\u53e3\uff0c\u53ef\u4ee5\u8bfb\u53d6\u548c\u663e\u793a\u89c6\u9891\u6587\u4ef6\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528OpenCV\u64ad\u653e\u89c6\u9891\uff1a<\/p>\n<\/p>\n
import cv2<\/p>\n
\u6253\u5f00\u89c6\u9891\u6587\u4ef6<\/strong><\/h2>\n
video_capture = cv2.VideoCapture('video.mp4')<\/p>\n
while True:<\/p>\n
    # \u9010\u5e27\u8bfb\u53d6\u89c6\u9891<\/p>\n
    ret, frame = video_capture.read()<\/p>\n
    # \u5982\u679c\u8bfb\u53d6\u6210\u529f\uff0cret\u4e3aTrue<\/p>\n
    if not ret:<\/p>\n
        break<\/p>\n
    # \u663e\u793a\u5f53\u524d\u5e27<\/p>\n
    cv2.imshow('Video', frame)<\/p>\n
    # \u6309\u4e0b'Q'\u952e\u9000\u51fa\u64ad\u653e<\/p>\n
    if cv2.wAI<\/a>tKey(25) & 0xFF == ord('q'):<\/p>\n
        break<\/p>\n
\u91ca\u653e\u89c6\u9891\u6355\u83b7\u5bf9\u8c61<\/strong><\/h2>\n
video_capture.release()<\/p>\n
cv2.destroyAllWindows()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528cv2.VideoCapture()<\/code>\u6253\u5f00\u4e00\u4e2a\u89c6\u9891\u6587\u4ef6\uff0c\u7136\u540e\u901a\u8fc7\u4e00\u4e2a\u5faa\u73af\u9010\u5e27\u8bfb\u53d6\u5e76\u663e\u793a\u89c6\u9891\u3002cv2.imshow()<\/code>\u7528\u4e8e\u663e\u793a\u6bcf\u4e00\u5e27\uff0ccv2.waitKey(25)<\/code>\u7528\u4e8e\u63a7\u5236\u5e27\u7387\u5e76\u76d1\u542c\u952e\u76d8\u8f93\u5165\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u5904\u7406\u89c6\u9891\u64ad\u653e\u4e2d\u7684\u5e38\u89c1\u95ee\u9898<\/p>\n<\/p>\n
    \n
  1. \n
    \u89c6\u9891\u6587\u4ef6\u8def\u5f84\u95ee\u9898<\/strong><\/p>\n<\/p>\n
    \u786e\u4fdd\u89c6\u9891\u6587\u4ef6\u7684\u8def\u5f84\u6b63\u786e\u3002\u5982\u679c\u89c6\u9891\u6587\u4ef6\u4e0ePython\u811a\u672c\u4e0d\u5728\u540c\u4e00\u4e2a\u76ee\u5f55\u4e0b\uff0c\u9700\u8981\u63d0\u4f9b\u5b8c\u6574\u7684\u6587\u4ef6\u8def\u5f84\u3002<\/p>\n<\/p>\n<\/li>\n
  2. \n
    \u89c6\u9891\u683c\u5f0f\u652f\u6301<\/strong><\/p>\n<\/p>\n
    OpenCV\u652f\u6301\u591a\u79cd\u89c6\u9891\u683c\u5f0f\uff0c\u4f46\u53ef\u80fd\u4f1a\u7531\u4e8e\u7f3a\u5c11\u7279\u5b9a\u7684\u7f16\u89e3\u7801\u5668\u800c\u65e0\u6cd5\u64ad\u653e\u67d0\u4e9b\u683c\u5f0f\u7684\u89c6\u9891\u3002\u53ef\u4ee5\u901a\u8fc7\u5b89\u88c5FFmpeg\u6765\u6269\u5c55OpenCV\u7684\u7f16\u89e3\u7801\u5668\u652f\u6301\u3002<\/p>\n<\/p>\n<\/li>\n
  3. \n
    \u6027\u80fd\u4f18\u5316<\/strong><\/p>\n<\/p>\n
    \u5bf9\u4e8e\u9ad8\u5206\u8fa8\u7387\u6216\u5927\u6587\u4ef6\u7684\u89c6\u9891\uff0c\u89c6\u9891\u64ad\u653e\u53ef\u80fd\u4f1a\u5361\u987f\u3002\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u89c6\u9891\u7a97\u53e3\u7684\u5927\u5c0f\u6216\u8df3\u5e27\u6765\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
    \u56db\u3001\u4f7f\u7528\u5176\u4ed6\u5e93\u64ad\u653e\u89c6\u9891<\/p>\n<\/p>\n
    \u9664\u4e86OpenCV\uff0cPython\u8fd8\u6709\u5176\u4ed6\u5e93\u53ef\u4ee5\u7528\u4e8e\u89c6\u9891\u64ad\u653e\u3002<\/p>\n<\/p>\n
      \n
    1. \n
      \u4f7f\u7528Pygame<\/strong><\/p>\n<\/p>\n
      Pygame\u662f\u4e00\u4e2a\u6d41\u884c\u7684\u6e38\u620f\u5f00\u53d1\u5e93\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u7b80\u5355\u7684\u89c6\u9891\u64ad\u653e\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528Pygame\u64ad\u653e\u89c6\u9891\u7684\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
      import pygame<\/p>\n
      from pygame.locals import *<\/p>\n
      pygame.init()<\/p>\n
      screen = pygame.display.set_mode((640, 480))<\/p>\n
      clock = pygame.time.Clock()<\/p>\n
      movie = pygame.movie.Movie('video.mp4')<\/p>\n
      movie_screen = pygame.Surface(movie.get_size()).convert()<\/p>\n
      movie.set_display(movie_screen)<\/p>\n
      movie.play()<\/p>\n
      while movie.get_busy():<\/p>\n
          for event in pygame.event.get():<\/p>\n
              if event.type == QUIT:<\/p>\n
                  pygame.quit()<\/p>\n
                  exit()<\/p>\n
          screen.blit(movie_screen, (0, 0))<\/p>\n
          pygame.display.update()<\/p>\n
          clock.tick(60)<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Pygame\u7684pygame.movie.Movie()<\/code>\u52a0\u8f7d\u548c\u64ad\u653e\u89c6\u9891\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cPygame\u5bf9\u89c6\u9891\u683c\u5f0f\u7684\u652f\u6301\u8f83\u4e3a\u6709\u9650\uff0c\u901a\u5e38\u9700\u8981\u7279\u5b9a\u7684\u7f16\u89e3\u7801\u5668\u3002<\/p>\n<\/p>\n<\/li>\n
    2. \n
      \u4f7f\u7528VLC<\/strong><\/p>\n<\/p>\n
      VLC\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u591a\u5a92\u4f53\u64ad\u653e\u5668\uff0cPython\u7684python-vlc<\/code>\u5e93\u53ef\u4ee5\u901a\u8fc7VLC\u6765\u64ad\u653e\u89c6\u9891\u3002<\/p>\n<\/p>\n
      \u9996\u5148\u5b89\u88c5python-vlc<\/code>\uff1a<\/p>\n<\/p>\n
      pip install python-vlc<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u7136\u540e\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u64ad\u653e\u89c6\u9891\uff1a<\/p>\n<\/p>\n
      import vlc<\/p>\n
      import time<\/p>\n
      \u521b\u5efaVLC\u5b9e\u4f8b<\/strong><\/h2>\n
      instance = vlc.Instance()<\/p>\n
      player = instance.media_player_new()<\/p>\n
      \u52a0\u8f7d\u89c6\u9891\u6587\u4ef6<\/strong><\/h2>\n
      media = instance.media_new('video.mp4')<\/p>\n
      player.set_media(media)<\/p>\n
      \u64ad\u653e\u89c6\u9891<\/strong><\/h2>\n
      player.play()<\/p>\n
      \u7b49\u5f85\u89c6\u9891\u64ad\u653e\u7ed3\u675f<\/strong><\/h2>\n
      time.sleep(10)  # \u6839\u636e\u89c6\u9891\u957f\u5ea6\u8c03\u6574\u65f6\u95f4<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      python-vlc<\/code>\u63d0\u4f9b\u4e86VLC\u7684\u5f3a\u5927\u529f\u80fd\uff0c\u53ef\u4ee5\u64ad\u653e\u51e0\u4e4e\u6240\u6709\u683c\u5f0f\u7684\u89c6\u9891\u6587\u4ef6\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n
      \u4e94\u3001\u603b\u7ed3<\/p>\n<\/p>\n
      Python\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u64ad\u653e\u89c6\u9891\uff0c\u9009\u62e9\u5408\u9002\u7684\u5e93\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u9700\u6c42\u548c\u5e94\u7528\u573a\u666f\u3002OpenCV\u9002\u5408\u9700\u8981\u89c6\u9891\u5904\u7406\u548c\u8ba1\u7b97\u673a\u89c6\u89c9\u529f\u80fd\u7684\u573a\u666f\uff0cPygame\u9002\u5408\u7b80\u5355\u7684\u6e38\u620f\u548c\u56fe\u5f62\u5e94\u7528\uff0c\u800cVLC\u9002\u5408\u9700\u8981\u5e7f\u6cdb\u683c\u5f0f\u652f\u6301\u7684\u573a\u666f\u3002<\/strong>\u901a\u8fc7\u7ed3\u5408\u4f7f\u7528\u4e0d\u540c\u7684\u5e93\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u7075\u6d3b\u5730\u5b9e\u73b0\u89c6\u9891\u64ad\u653e\u529f\u80fd\uff0c\u4e3a\u5e94\u7528\u63d0\u4f9b\u4e30\u5bcc\u7684\u591a\u5a92\u4f53\u4f53\u9a8c\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u5f00\u53d1\u8005\u8fd8\u53ef\u4ee5\u6839\u636e\u9700\u8981\u6dfb\u52a0\u89c6\u9891\u7684\u6682\u505c\u3001\u5feb\u8fdb\u3001\u5feb\u9000\u7b49\u529f\u80fd\uff0c\u4ee5\u589e\u5f3a\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<\/p>\n
      \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
       Python\u4e2d\u6709\u54ea\u4e9b\u5e93\u53ef\u4ee5\u7528\u6765\u64ad\u653e\u89c6\u9891\uff1f<\/strong>
      \u5728Python\u4e2d\uff0c\u6709\u51e0\u4e2a\u6d41\u884c\u7684\u5e93\u53ef\u4ee5\u7528\u4e8e\u64ad\u653e\u89c6\u9891\u3002\u6700\u5e38\u7528\u7684\u662fOpenCV\u548cPygame\u3002OpenCV\u662f\u4e00\u4e2a\u8ba1\u7b97\u673a\u89c6\u89c9\u5e93\uff0c\u652f\u6301\u89c6\u9891\u8bfb\u53d6\u548c\u64ad\u653e\uff0c\u800cPygame\u662f\u4e00\u4e2a\u6e38\u620f\u5f00\u53d1\u5e93\uff0c\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u591a\u5a92\u4f53\u529f\u80fd\uff0c\u9002\u5408\u7528\u4e8e\u7b80\u5355\u7684\u6e38\u620f\u548c\u89c6\u9891\u64ad\u653e\u3002\u8fd8\u6709\u50cfMoviePy\u548cVLC\u8fd9\u6837\u7684\u5e93\uff0c\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u89c6\u9891\u64ad\u653e\uff0c\u5177\u4f53\u9009\u62e9\u53ef\u4ee5\u6839\u636e\u4f60\u7684\u9700\u6c42\u6765\u51b3\u5b9a\u3002<\/p>\n
      \u5982\u4f55\u5728Python\u4e2d\u5904\u7406\u89c6\u9891\u64ad\u653e\u7684\u5ef6\u8fdf\u95ee\u9898\uff1f<\/strong>
      \u89c6\u9891\u64ad\u653e\u7684\u5ef6\u8fdf\u53ef\u80fd\u4e0e\u591a\u79cd\u56e0\u7d20\u6709\u5173\uff0c\u5305\u62ec\u89c6\u9891\u6587\u4ef6\u7684\u7f16\u7801\u683c\u5f0f\u3001\u89e3\u7801\u80fd\u529b\u4ee5\u53ca\u4f7f\u7528\u7684\u5e93\u3002\u5728\u4f7f\u7528OpenCV\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u8c03\u6574\u5e27\u7387\u6765\u51cf\u5c11\u5ef6\u8fdf\u3002\u786e\u4fdd\u4f60\u4f7f\u7528\u7684\u662f\u9002\u5408\u7684\u89e3\u7801\u5668\uff0c\u5e76\u4e14\u5728\u64ad\u653e\u65f6\u4f7f\u7528\u5408\u9002\u7684\u7f13\u51b2\u7b56\u7565\uff0c\u53ef\u4ee5\u5e2e\u52a9\u63d0\u5347\u64ad\u653e\u6d41\u7545\u5ea6\u3002\u5bf9\u4e8ePygame\uff0c\u5408\u7406\u8bbe\u7f6e\u5e27\u7387\u548c\u66f4\u65b0\u9891\u7387\u4e5f\u80fd\u6539\u5584\u4f53\u9a8c\u3002<\/p>\n
      \u662f\u5426\u53ef\u4ee5\u5728Python\u4e2d\u64ad\u653e\u7f51\u7edc\u89c6\u9891\uff1f<\/strong>
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