c++ Programming Glossary: cv2how to detect region of large # of white pixels using opencv? http://stackoverflow.com/questions/10262600/how-to-detect-region-of-large-of-white-pixels-using-opencv grayscale image. Mask image is just a black image import cv2 import numpy as np img cv2.imread 'bus.png' img cv2.resize img.. is just a black image import cv2 import numpy as np img cv2.imread 'bus.png' img cv2.resize img 400 500 gray cv2.cvtColor.. import cv2 import numpy as np img cv2.imread 'bus.png' img cv2.resize img 400 500 gray cv2.cvtColor img cv2.COLOR_BGR2GRAY..
Writing Python bindings for C++ code that use OpenCV http://stackoverflow.com/questions/12957492/writing-python-bindings-for-c-code-that-use-opencv I've looked at OpenCV's source and found the file cv2.cpp which has conversions functions to perform conversions to.. import pysomemodule # My python wrapped library. import cv2 def main myobj pysomemodule.ABC faces.train # Create python.. faces.train # Create python object. This works. image cv2.imread '61.jpg' processedImage myobj.doSomething image cv2.imshow..
Does performance differs between Python or C++ coding of OpenCV? http://stackoverflow.com/questions/13432800/does-performance-differs-between-python-or-c-coding-of-opencv
Does initialization entail lvalue-to-rvalue conversion? Is `int x = x;` UB? http://stackoverflow.com/questions/14935722/does-initialization-entail-lvalue-to-rvalue-conversion-is-int-x-x-ub of type 𦣇v2 T independently of the cv qualifiers cv1 and cv2. However while Jesse mainly focuses on the if necessary bit..
Can you catch an exception by the type of a conversion operator? http://stackoverflow.com/questions/2343208/can-you-catch-an-exception-by-the-type-of-a-conversion-operator public base class of E or the handler is of type cv1 T cv2 and E is a pointer type that can be converted to the type of..
Is it safe to “upcast” a method pointer and use it with base class pointer? http://stackoverflow.com/questions/4272909/is-it-safe-to-upcast-a-method-pointer-and-use-it-with-base-class-pointer to an rvalue of type 𦑩ointer to member of B of type cv2 T where B is a base class clause 10 of D if a valid standard.. type T to 𦑩ointer to member of D of type T exists 4.11 and cv2 is the same cv qualification as or greater cv qualification..
http://stackoverflow.com/questions/4295117/pointer-to-member-conversion to an rvalue of type 𦑩ointer to member of B of type cv2 T where B is a base class clause 10 of D if a valid standard.. type T to 𦑩ointer to member of D of type T exists 4.11 and cv2 is the same cv qualification as or greater cv qualification..
What type should I catch if I throw a string literal? http://stackoverflow.com/questions/4831523/what-type-should-i-catch-if-i-throw-a-string-literal public base class of E or the handler is of type cv1 T cv2 and E is a pointer type that can be converted to the type of..
C++ inheritance and member function pointers http://stackoverflow.com/questions/60000/c-inheritance-and-member-function-pointers to an rvalue of type pointer to member of B of type cv2 T where B is a base class clause 10 class.derived of D if a.. pointer to member of D of type T exists 4.11 conv.mem and cv2 is the same cv qualification as or greater cv qualification..
Downcasting using the Static_cast in C++ http://stackoverflow.com/questions/6322949/downcasting-using-the-static-cast-in-c type can be converted to a prvalue of type pointer to cv2 D where D is a class derived from B if a valid standard conversion.. conversion from pointer to D to pointer to B exists cv2 is the same cv qualification as or greater cv qualification..
Dynamic downcast on private inheritance within private scope http://stackoverflow.com/questions/6927895/dynamic-downcast-on-private-inheritance-within-private-scope T v If T is 𦑩ointer to cv1 B and v has type 𦑩ointer to cv2 D such that B is a base class of D the result is a pointer to.. the D object pointed to by v . ... bla bla about cv1 and cv2 ... and B shall be an accessible unambiguous base class of D.. type can be converted to an rvalue of type 𦑩ointer to cv2 D where D is a class derived clause 10 from B if a valid standard..
http://stackoverflow.com/questions/9860667/writing-robust-color-and-size-invariant-circle-detection-with-opencv-based-on on the MSER Blob Detector And here is the code import cv2 import math import numpy as np d_red cv2.cv.RGB 150 55 65 l_red.. the code import cv2 import math import numpy as np d_red cv2.cv.RGB 150 55 65 l_red cv2.cv.RGB 250 200 200 orig cv2.imread.. math import numpy as np d_red cv2.cv.RGB 150 55 65 l_red cv2.cv.RGB 250 200 200 orig cv2.imread c.jpg img orig.copy img2..
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