我在opencv 2.3和2.4中尝试了很多组合来获取视频的帧数,但没有任何结果。它似乎根本就不存在。
stream = cv.VideoCapture(avsfilename) #stream.isOpened() returns True, everything's ok
framecount = cv.GetCaptureProperty(stream, CV_CAP_PROP_FRAME_COUNT) #no
framecount = cv.GetCaptureProperty(stream, cv.CV_CAP_PROP_FRAME_COUNT) #no
framecount = stream.get(cv.CV_CAP_PROP_FRAME_COUNT) #no
framecount = stream.get(CV_CAP_PROP_FRAME_COUNT) #no
'module'对象没有属性'CV_CAP_PROP_FRAME_COUNT'
有人通过了类似的东西吗?
答案 0 :(得分:7)
您必须对cv2
和cv
导入进行一些小心,这两项工作都是:
import cv2
import cv2.cv as cv
#Using cv2:
stream = cv2.VideoCapture(filename)
print stream.get(cv.CV_CAP_PROP_FRAME_COUNT)
#using cv:
stream = cv.CaptureFromFile(filename)
print cv.GetCaptureProperty(stream, cv.CV_CAP_PROP_FRAME_COUNT)