imread() of opencv in python is not working for any image -

-

i trying read images using imread() function of opencv, , thereby trying show read. unable read anything.

import cv import sys  # user supplied values imagepath = sys.argv[1] cascpath = sys.argv[2]  # create haar cascade facecascade = cv2.cascadeclassifier(cascpath)  # read image image = cv2.imread(imagepath) cv2.imshow("image read", image)

thats code in python, using command prompt execution , thereby:

c:\> c:\python27\python.exe c:\users\divy\desktop\facedetectmaster\face_detect.py c:\\users\\divy\\deskop\\facedetect-master\\abba.png c:\\users\\divy\\desktop\ \facedetect-master\\haarcascade_frontalface_default.xml  opencv error: assertion failed (size.width>0 && size.height>0) in cv::imshow, file c:\builds\master_packslaveaddon-win32-vc12-static\opencv\modules\highgui\src\window.cpp, line 271 traceback (most recent call last):   file "c:\users\divy\desktop\facedetect-master\face_detect.py", line 13, in <mo dule>     cv2.imshow("images read", image) cv2.error: c:\builds\master_packslaveaddon-win32-vc12-static\opencv\modules\high gui\src\window.cpp:271: error: (-215) size.width>0 && size.height>0 in function cv::imshow


Comments

Post a Comment

Popular posts from this blog

Hatching array of circles in AutoCAD using c# -

-
i beginner in autocad plugins .i have created array of circle using following code. now, have hatch circles in array .how that??how hatch circles @ once? moreover, how can return hatch method , use hatch objects.sorry language.thanks in advance. [assembly: commandclass(typeof(beamsection.class1))] namespace beamsection { public class class1 { //class1 obj = new class1(); [commandmethod("beamatsupport")] public void addlightweightpolyline() { // current document , database document acdoc = application.documentmanager.mdiactivedocument; database accurdb = acdoc.database; promptpointresult ppr = acdoc.editor.getpoint("\nselect starting point "); var ucs = acdoc.editor.currentusercoordinatesystem; point3d startingpt = ppr.value.transformby(ucs); list<double> radius = new list<double>(); radius.add(0.5);
Read more

ios - UITEXTFIELD InputView Uipicker not working in swift -

-
hello trying pop uipickerview view programmatically when user clicks on textfield. have tried doesn't doing anything. isn't working. nothing happening when click textfield class userprofiletableviewcontroller: uitableviewcontroller,uitextfielddelegate,uipickerviewdelegate,uipickerviewdatasource { var itempicker: uipickerview! = uipickerview() @iboutlet weak var gendertxtfield: uitextfield! var gender = ["male","female"] override func viewdidload() { super.viewdidload() gendertxtfield.delegate = self itempicker!.delegate = self itempicker!.datasource = self itempicker!.backgroundcolor = uicolor.blackcolor() self.gendertxtfield.inputview = itempicker } func numberofcomponentsinpickerview(pickerview: uipickerview) -> int{ return 1 } // returns # of rows in each component.. func pickerview(pickerview: uipickerview, numberofrowsincomponent component:
Read more

Python Pig Latin Translator -

-
so have been working on @ codecademy.com while trying learn python. don't know if blind , can't see why won't work or what. here's code won't let me use. function print variable if had typed in , print "empty" if didn't type anything. print "welcome english pig latin translator!" original = raw_input("what's name?") if len(original) > 0 print original else print "empty" if len(original) > 0 else the above lines contains syntax errors. try: if len(original) > 0: else: note added colons, ( : ).
Read more