(total_frames) # returns 21784 print(video_capture.set(cv2.CAP_PROP_POS_AVI_RATIO, 1)) # returns True _ = video_capture.read() time_msec = video_capture.get(cv2.CAP_PROP_POS_MSEC) print(time_msec/(1000*total_frames)) # returns 0.03335926980046518 video_capture.get(cv2.CAP_PROP_POS_...
cv2.VideoCapture.get(18) 立体摄像机的矫正标注(目前只有DC1394 v.2.x后端支持这个功能) 具体属性名及英文说明按顺序如下: CV_CAP_PROP_POS_MSEC Current position of the video file in milliseconds or video capture timestamp. CV_CAP_PROP_POS_FRAMES 0-based index of the frame to be decoded/captured...
cv2.VideoCapture(0).set/get pencv自带的VideoCapture()函数定义摄像头对象,其参数0表示第一个摄像头,一般就是笔记本的内建摄像头。 cap = cv2.VideoCapture("../test.avi") 逐帧显示实现视频播放 在while循环中,利用视频对象的read()函数读取视频的某帧,并显示 class VideoCapture(builtins.object) | Methods ...
在王小二图解Android【006】高帧率屏幕这期的视频中，我给大家揭秘今年所有安卓旗舰都会吹的高帧率屏幕，...
{ cap->cap_fps = framerate; //hv_dbg("framerate: %0.2ffps\n",cap->cap_fps); } //sync capture info perp x second #define M_SECOND 200 if(is_x_msec(M_SECOND,(long long)(buf.timestamp.tv_sec),(long long)(buf.timestamp.tv_usec))){ getExifInfo(&(cap->frame.exif)); //...