embeded cv Python module into cv2.

CMakeLists.txt

@@ -1611,7 +1611,7 @@ status("")
 status("  Interfaces:")
 status("    Python:"              BUILD_NEW_PYTHON_SUPPORT THEN YES ELSE NO)
 status("    Python interpreter:"  PYTHON_EXECUTABLE        THEN "${PYTHON_EXECUTABLE} (ver ${PYTHON_VERSION_MAJOR_MINOR})" ELSE NO)
-status("    Python numpy:"        PYTHON_USE_NUMPY         THEN YES ELSE "NO (Python interface will not cover OpenCV 2.x API)")
+status("    Python numpy:"        PYTHON_USE_NUMPY         THEN YES ELSE "NO (Python wrappers will not be generated)")
 if(ANDROID AND ANDROID_API_LEVEL LESS 8)
     status("    Java:" "NO (Java API requires Android API level 8 or higher)")
 else()

modules/CMakeLists.txt

@@ -24,7 +24,7 @@ add_subdirectory(contrib)
 add_subdirectory(ml)
 add_subdirectory(objdetect)
 
-if(PYTHONLIBS_FOUND AND BUILD_NEW_PYTHON_SUPPORT)
+if(PYTHONLIBS_FOUND AND BUILD_NEW_PYTHON_SUPPORT AND PYTHON_USE_NUMPY)
   add_subdirectory(python)
 endif()
 

modules/core/doc/old_basic_structures.rst

@@ -1729,7 +1729,7 @@ For example, `NumPy <http://numpy.scipy.org/>`_ arrays support the array interfa
 
 .. code-block::python
     
-    >>> import cv, numpy
+    >>> import cv2.cv as cv, numpy
     >>> a = numpy.ones((480, 640))
     >>> mat = cv.fromarray(a)
     >>> print cv.GetDims(mat), cv.CV_MAT_CN(cv.GetElemType(mat))

modules/python/CMakeLists.txt

@@ -5,7 +5,6 @@ project(opencv_python)
 
 include_directories(${PYTHON_INCLUDE_PATH})
 include_directories(
-    "${CMAKE_CURRENT_SOURCE_DIR}/src1"
     "${CMAKE_CURRENT_SOURCE_DIR}/src2"
     "${OpenCV_SOURCE_DIR}/modules/core/include"
     "${OpenCV_SOURCE_DIR}/modules/imgproc/include"
@@ -37,37 +36,6 @@ if(MSVC)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
 endif()
 
-add_custom_command(
-   OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/generated0.i
-   COMMAND ${PYTHON_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src1/gen.py" "${CMAKE_CURRENT_SOURCE_DIR}/src1"
-   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src1/api
-   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src1/defs
-   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src1/gen.py
-   )
-
-
-set(cv_target "opencv_python")
-add_library(${cv_target} SHARED src1/cv.cpp ${CMAKE_CURRENT_BINARY_DIR}/generated0.i)
-target_link_libraries(${cv_target} ${PYTHON_LIBRARIES} opencv_core opencv_imgproc opencv_video opencv_ml opencv_features2d opencv_highgui opencv_calib3d opencv_objdetect opencv_legacy opencv_contrib)
-    
-set_target_properties(${cv_target} PROPERTIES PREFIX "")
-set_target_properties(${cv_target} PROPERTIES OUTPUT_NAME "cv")
-
-execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "import distutils.sysconfig; print distutils.sysconfig.get_config_var('SO')"
-                RESULT_VARIABLE PYTHON_CVPY_PROCESS
-                OUTPUT_VARIABLE CVPY_SUFFIX
-                OUTPUT_STRIP_TRAILING_WHITESPACE)
-
-set_target_properties(${cv_target} PROPERTIES SUFFIX ${CVPY_SUFFIX})
-
-if (MSVC AND NOT BUILD_SHARED_LIBS)
-    set_target_properties(${cv_target} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
-endif()
-
-set(cvpymodules ${cv_target})
-
-if(PYTHON_USE_NUMPY)
-
 set(cv2_generated_hdrs
     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_funcs.h"
     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_func_tab.h"
@@ -75,6 +43,15 @@ set(cv2_generated_hdrs
     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_type_reg.h"
     "${CMAKE_CURRENT_BINARY_DIR}/pyopencv_generated_const_reg.h")
 
+
+add_custom_command(
+   OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/generated0.i
+   COMMAND ${PYTHON_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src2/gen.py" "${CMAKE_CURRENT_SOURCE_DIR}/src2"
+   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/api
+   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/defs
+   DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/gen.py
+   )
+
 add_custom_command(
      OUTPUT ${cv2_generated_hdrs}
      COMMAND ${PYTHON_EXECUTABLE} "${CMAKE_CURRENT_SOURCE_DIR}/src2/gen2.py" ${CMAKE_CURRENT_BINARY_DIR} ${opencv_hdrs}
@@ -82,21 +59,25 @@ add_custom_command(
      DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src2/hdr_parser.py
      DEPENDS ${opencv_hdrs})
 
-set(cv2_target "opencv2_python")
-add_library(${cv2_target} SHARED src2/cv2.cpp src2/opencv_extra_api.hpp ${cv2_generated_hdrs})
+set(cv2_target "opencv_python")
+add_library(${cv2_target} SHARED src2/cv2.cpp ${CMAKE_CURRENT_BINARY_DIR}/generated0.i src2/opencv_extra_api.hpp ${cv2_generated_hdrs} src2/cv2.cv.hpp)
 target_link_libraries(${cv2_target} ${PYTHON_LIBRARIES} opencv_core opencv_imgproc opencv_video opencv_ml opencv_features2d opencv_highgui opencv_calib3d opencv_objdetect opencv_legacy opencv_contrib)
     
 set_target_properties(${cv2_target} PROPERTIES PREFIX "")
 set_target_properties(${cv2_target} PROPERTIES OUTPUT_NAME "cv2")
+
+execute_process(COMMAND ${PYTHON_EXECUTABLE} -c "import distutils.sysconfig; print distutils.sysconfig.get_config_var('SO')"
+                RESULT_VARIABLE PYTHON_CVPY_PROCESS
+                OUTPUT_VARIABLE CVPY_SUFFIX
+                OUTPUT_STRIP_TRAILING_WHITESPACE)
+
 set_target_properties(${cv2_target} PROPERTIES SUFFIX ${CVPY_SUFFIX})
 
 if (MSVC AND NOT BUILD_SHARED_LIBS)
     set_target_properties(${cv2_target} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
 endif()
 
-set(cvpymodules ${cvpymodules} ${cv2_target})
-
-endif()
+set(cvpymodules ${cv2_target})
 
 if(WIN32)
   install(TARGETS ${cvpymodules}
@@ -105,7 +86,6 @@ if(WIN32)
           ARCHIVE DESTINATION "Python${PYTHON_VERSION_MAJOR_MINOR}/Lib/site-packages" COMPONENT main
           )
 else()
-  #install(FILES ${LIBRARY_OUTPUT_PATH}/cv${CVPY_SUFFIX} DESTINATION ${PYTHON_PACKAGES_PATH})
   install(TARGETS ${cvpymodules} 
           RUNTIME DESTINATION ${PYTHON_PACKAGES_PATH} COMPONENT main
           LIBRARY DESTINATION ${PYTHON_PACKAGES_PATH} COMPONENT main

modules/python/src2/cv2.cpp

@@ -833,6 +833,8 @@ static int to_ok(PyTypeObject *to)
   return (PyType_Ready(to) == 0);
 }
 
+#include "cv2.cv.hpp"
+
 extern "C"
 #if defined WIN32 || defined _WIN32
 __declspec(dllexport)
@@ -848,7 +850,7 @@ void initcv2()
 #include "pyopencv_generated_type_reg.h"
 #endif
 
-  PyObject* m = Py_InitModule(MODULESTR"", methods);
+  PyObject* m = Py_InitModule(MODULESTR, methods);
   PyObject* d = PyModule_GetDict(m);
 
   PyDict_SetItemString(d, "__version__", PyString_FromString("$Rev: 4557 $"));
@@ -856,8 +858,9 @@ void initcv2()
   opencv_error = PyErr_NewException((char*)MODULESTR".error", NULL, NULL);
   PyDict_SetItemString(d, "error", opencv_error);
   
-  // AFAIK the only floating-point constant
-  PyDict_SetItemString(d, "CV_PI", PyFloat_FromDouble(CV_PI));
+  PyObject* cv_m = init_cv();
+
+  PyDict_SetItemString(d, "cv", cv_m);  
 
 #define PUBLISH(I) PyDict_SetItemString(d, #I, PyInt_FromLong(I))
 #define PUBLISHU(I) PyDict_SetItemString(d, #I, PyLong_FromUnsignedLong(I))
@@ -942,7 +945,6 @@ void initcv2()
 
   PUBLISH(CV_AA);
 
-
 #include "pyopencv_generated_const_reg.h"
 }
 

modules/python/test/calchist.py

 # Calculating and displaying 2D Hue-Saturation histogram of a color image
 
 import sys
-import cv
+import cv2.cv as cv
 
 def hs_histogram(src):
     # Convert to HSV

modules/python/test/camera_calibration.py

@@ -5,7 +5,7 @@ import random
 
 import numpy
 import transformations
-import cv
+import cv2.cv as cv
 
 def clamp(a, x, b):
     return numpy.maximum(a, numpy.minimum(x, b))

modules/python/test/findstereocorrespondence.py

 import sys
-import cv
+import cv2.cv as cv
 
 def findstereocorrespondence(image_left, image_right):
     # image_left and image_right are the input 8-bit single-channel images

modules/python/test/goodfeatures.py

-import cv
+import cv2.cv as cv
 import unittest
 
 class TestGoodFeaturesToTrack(unittest.TestCase):

modules/python/test/leak1.py

-import cv
+import cv2.cv as cv
 import numpy as np
 cv.NamedWindow('Leak')
 while 1:

modules/python/test/leak2.py

-import cv
+import cv2.cv as cv
 import numpy as np
 import time
 

modules/python/test/leak3.py

-import cv
+import cv2.cv as cv
 import math
 import time
 

modules/python/test/leak4.py

-import cv
+import cv2.cv as cv
 import math
 import time
 

modules/python/test/precornerdetect.py

-import cv
+import cv2.cv as cv
 
 def precornerdetect(image):
     # assume that the image is floating-point 

modules/python/test/test.py

@@ -12,7 +12,7 @@ import getopt
 import operator
 import functools
 
-import cv
+import cv2.cv as cv
 
 class OpenCVTests(unittest.TestCase):
 

modules/python/test/ticket_6.py

 import urllib
-import cv
+import cv2.cv as cv
 import Image
 import unittest
 

modules/python/test/tickets.py

@@ -6,7 +6,7 @@ import sys
 import array
 import os
 
-import cv
+import cv2.cv as cv
 
 def find_sample(s):
     for d in ["../samples/c/", "../doc/pics/"]:

modules/video/test/test_main.cpp

 #include "test_precomp.hpp"
 
-CV_TEST_MAIN("cv")
+//CV_TEST_MAIN("cv")
+
+#if 1
+using namespace cv;
+
+int main(int, char**)
+{
+    Mat prevImg = imread("/Users/vp/work/ocv/opencv_extra/testdata/cv/optflow/rock_1.bmp", 0);
+    Mat nextImg = imread("/Users/vp/work/ocv/opencv_extra/testdata/cv/optflow/rock_2.bmp", 0);
+    FileStorage fs("/Users/vp/work/ocv/opencv_extra/testdata/cv/optflow/lk_prev.dat", FileStorage::READ);
+    vector<Point2f> u, v;
+    Mat _u;
+    fs["points"] >> _u;
+    _u.reshape(2, 0).copyTo(u);
+    vector<uchar> status;
+    vector<float> err;
+    double tmin = 0;
+    
+    for( int k = 0; k < 3; k++ )
+    {
+        double t = (double)getTickCount();
+#if 1
+        calcOpticalFlowPyrLK(prevImg, nextImg, u, v, status, err, Size(11,11),
+                             5, TermCriteria(TermCriteria::MAX_ITER+TermCriteria::EPS, 30, 0.01), 100);
+#else
+        {
+            CvMat _prevImg = prevImg;
+            CvMat _nextImg = nextImg;
+            v.resize(u.size());
+            status.resize(u.size());
+            err.resize(u.size());
+            cvCalcOpticalFlowPyrLK(&_prevImg, &_nextImg, 0, 0, (CvPoint2D32f*)&u[0], (CvPoint2D32f*)&v[0], (int)u.size(),
+                                   cvSize(21, 21), 4, (char*)&status[0],
+                                   &err[0], cvTermCriteria(CV_TERMCRIT_EPS+CV_TERMCRIT_ITER, 30, 0.01), 0);
+        }
+#endif
+        t = (double)getTickCount() - t;
+        tmin = k == 0 ? t : std::min(tmin, t);
+    }
+    printf("time = %gms\n", tmin*1000./getTickFrequency());
+        
+    Mat color;
+    cvtColor(prevImg, color, CV_GRAY2BGR);
+    for( size_t i = 0; i < u.size(); i++ )
+    {
+        Point2f ui = u[i], vi = v[i];
+        if( cvIsNaN(v[i].x) || cvIsNaN(v[i].y) || !status[i] )
+        {
+            const float r = 2.f;
+            line(color, Point2f(u[i].x-r,u[i].y-r), Point2f(u[i].x+r,u[i].y+r), Scalar(0, 0, 255), 1);
+            line(color, Point2f(u[i].x-r,u[i].y+r), Point2f(u[i].x+r,u[i].y-r), Scalar(0, 0, 255), 1);
+            continue;
+        }
+        line(color, ui, vi, Scalar(0, 255, 0), 1);
+    }
+    imshow("flow", color);
+    waitKey();
+    return 0;
+}
+#endif
+

samples/python/camera.py

-import cv
+import cv2.cv as cv
 import time
 
 cv.NamedWindow("camera", 1)

samples/python/camshift.py

 #!/usr/bin/env python
 
-import cv
+import cv2.cv as cv
 
 def is_rect_nonzero(r):
     (_,_,w,h) = r

samples/python/chessboard.py

 #!/usr/bin/python
-import cv
+import cv2.cv as cv
 import sys
 import urllib2
 

samples/python/contours.py

@@ -3,7 +3,7 @@
 print "OpenCV Python version of contours"
 
 # import the necessary things for OpenCV
-import cv
+import cv2.cv as cv
 
 # some default constants
 _SIZE = 500

samples/python/convexhull.py

@@ -3,7 +3,7 @@
 print "OpenCV Python version of convexhull"
 
 # import the necessary things for OpenCV
-import cv
+import cv2.cv as cv
 
 # to generate random values
 import random

samples/python/cv20squares.py

@@ -5,7 +5,7 @@ Find Squares in image by finding countours and filtering
 #otherwise ok
 
 import math
-import cv
+import cv2.cv as cv
 
 def angle(pt1, pt2, pt0):
     "calculate angle contained by 3 points(x, y)"

samples/python/cvutils.py

-import cv
+import cv2.cv as cv
 import urllib2
 from sys import argv
 

samples/python/delaunay.py

@@ -6,7 +6,7 @@ delaunay triangulation and voronoi tesselation
 Original Author (C version): ?
 Converted to Python by: Roman Stanchak
 """
-import cv
+import cv2.cv as cv
 import random
 
 def draw_subdiv_point( img, fp, color ):

samples/python/demhist.py

 #!/usr/bin/python
-import cv
+import cv2.cv as cv
 import sys
 import urllib2
 

samples/python/dft.py

 #!/usr/bin/python
-import cv
+import cv2.cv as cv
 import sys
 import urllib2
 

samples/python/distrans.py

 #!/usr/bin/python
 import sys
-import cv
+import cv2.cv as cv
 import urllib2
 
 wndname = "Distance transform"

samples/python/dmtx.py

-import cv
+import cv2.cv as cv
 import time
 from pydmtx import DataMatrix
 import numpy

samples/python/drawing.py

@@ -4,7 +4,7 @@ import colorsys
 
 print "OpenCV Python version of drawing"
 
-import cv
+import cv2.cv as cv
 
 def random_color(random):
     """

samples/python/edge.py

@@ -4,7 +4,7 @@ print "OpenCV Python version of edge"
 
 import sys
 import urllib2
-import cv
+import cv2.cv as cv
 
 # some definitions
 win_name = "Edge"

samples/python/facedetect.py

@@ -7,7 +7,7 @@ Original C implementation by:  ?
 Python implementation by: Roman Stanchak, James Bowman
 """
 import sys
-import cv
+import cv2.cv as cv
 from optparse import OptionParser
 
 # Parameters for haar detection

samples/python/ffilldemo.py

@@ -2,7 +2,7 @@
 import sys
 import random
 import urllib2
-import cv
+import cv2.cv as cv
 
 im=None;
 mask=None;

samples/python/fitellipse.py

@@ -13,7 +13,7 @@ Python implementation by: Roman Stanchak, James Bowman
 import sys
 import urllib2
 import random
-import cv
+import cv2.cv as cv
 
 def contour_iterator(contour):
     while contour:

samples/python/houghlines.py

@@ -3,7 +3,7 @@
 
 import sys
 from math import sin, cos, sqrt, pi
-import cv
+import cv2.cv as cv
 import urllib2
 
 # toggle between CV_HOUGH_STANDARD and CV_HOUGH_PROBILISTIC

samples/python/inpaint.py

 #!/usr/bin/python
 import urllib2
 import sys
-import cv
+import cv2.cv as cv
 
 class Sketcher:
     def __init__(self, windowname, dests):

samples/python/kalman.py

@@ -12,7 +12,7 @@
    Pressing ESC will stop the program.
 """
 import urllib2
-import cv
+import cv2.cv as cv
 from math import cos, sin, sqrt
 import sys
 

samples/python/kmeans.py

 #!/usr/bin/python
 import urllib2
-import cv
+import cv2.cv as cv
 from random import randint
 MAX_CLUSTERS = 5
 

samples/python/laplace.py

 #!/usr/bin/python
 import urllib2
-import cv
+import cv2.cv as cv
 import sys
 
 if __name__ == "__main__":

samples/python/lkdemo.py

@@ -5,7 +5,7 @@ print "OpenCV Python version of lkdemo"
 import sys
 
 # import the necessary things for OpenCV
-import cv
+import cv2.cv as cv
 
 #############################################################################
 # some "constants"

samples/python/logpolar.py

 #!/usr/bin/python
 import sys
 import urllib2
-import cv
+import cv2.cv as cv
 
 src=None
 dst=None

samples/python/minarea.py

 #!/usr/bin/python 
 
 import urllib2
-import cv
+import cv2.cv as cv
 from random import randint
 
 def roundxy(pt):

samples/python/minidemo.py

 #! /usr/bin/env python
 
-import cv
+import cv2.cv as cv
 
 cap = cv.CreateFileCapture("../c/tree.avi")
 img = cv.QueryFrame(cap)

samples/python/morphology.py

 #!/usr/bin/python
 import sys
 import urllib2
-import cv
+import cv2.cv as cv
 
 src = 0
 image = 0

samples/python/motempl.py

@@ -3,7 +3,7 @@ import urllib2
 import sys
 import time
 from math import cos, sin
-import cv
+import cv2.cv as cv
 
 CLOCKS_PER_SEC = 1.0
 MHI_DURATION = 1

samples/python/numpy_array.py

 #!/usr/bin/python
 import urllib2
 import sys
-import cv
+import cv2.cv as cv
 import numpy
 
 # SRGB-linear conversions using NumPy - see http://en.wikipedia.org/wiki/SRGB

samples/python/numpy_warhol.py

 #!/usr/bin/python
 import urllib2
 import sys
-import cv
+import cv2.cv as cv
 import numpy
 
 if __name__ == "__main__":

samples/python/pyramid_segmentation.py

 #!/usr/bin/python
-import cv
+import cv2.cv as cv
 
 class PyrSegmentation:
     def __init__(self, img0):

samples/python/squares.py

@@ -7,7 +7,7 @@
 
 import urllib2
 from math import sqrt
-import cv
+import cv2.cv as cv
 
 thresh = 50
 img = None

samples/python/watershed.py

 #!/usr/bin/python
 import urllib2
 import sys
-import cv
+import cv2.cv as cv
 
 class Sketcher:
     def __init__(self, windowname, dests):