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implemented rb_cvCreateStructuringElementEx and replaced cvCreateStructuringElementEx with rb_cvCreateStructuringElementEx to create IplConvKernel as much as possible

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ser1zw 2011-04-28 00:22:23 +09:00
parent 586f2161eb
commit d9a7960949
4 changed files with 36 additions and 2 deletions
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3
ext/opencv/cvmat.cpp
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@ -594,7 +594,8 @@ rb_to_IplConvKernel(VALUE self, VALUE anchor)
{
CvMat *src = CVMAT(self);
CvPoint p = VALUE_TO_CVPOINT(anchor);
IplConvKernel *kernel = cvCreateStructuringElementEx(src->cols, src->rows, p.x, p.y, CV_SHAPE_CUSTOM, src->data.i);
IplConvKernel *kernel = rb_cvCreateStructuringElementEx(src->cols, src->rows, p.x, p.y,
CV_SHAPE_CUSTOM, src->data.i);
return DEPEND_OBJECT(cIplConvKernel::rb_class(), kernel, self);
}

3
ext/opencv/iplconvkernel.cpp
View file

@ -104,7 +104,8 @@ rb_initialize(int argc, VALUE *argv, VALUE self)
for (int i = 0; i < num_values; i++)
_values[i] = NUM2INT(values_ptr[i]);
}
DATA_PTR(self) = cvCreateStructuringElementEx(_cols, _rows, NUM2INT(anchor_x), NUM2INT(anchor_y),shape_type, _values);
DATA_PTR(self) = rb_cvCreateStructuringElementEx(_cols, _rows, NUM2INT(anchor_x), NUM2INT(anchor_y),
shape_type, _values);
return self;
}

31
ext/opencv/opencv.cpp
View file

@ -216,6 +216,37 @@ rb_cvCreateImage(CvSize size, int depth, int channels)
return ptr;
}
/*
* Creates a structuring element
* When memory allocation is failed, run GC and retry it
*/
IplConvKernel *
rb_cvCreateStructuringElementEx(int cols, int rows,
int anchorX, int anchorY,
int shape, int *values)
{
IplConvKernel* ptr = NULL;
try {
ptr = cvCreateStructuringElementEx(cols, rows, anchorX, anchorY, shape, values);
}
catch(cv::Exception& e) {
if (e.code != CV_StsNoMem)
rb_raise(rb_eRuntimeError, "%s", e.what());
rb_gc_start();
try {
ptr = cvCreateStructuringElementEx(cols, rows, anchorX, anchorY, shape, values);
}
catch (cv::Exception& e) {
if (e.code == CV_StsNoMem)
rb_raise(rb_eNoMemError, "%s", e.what());
else
rb_raise(rb_eRuntimeError, "%s", e.what());
}
}
return ptr;
}
VALUE rb_module;
VALUE rb_opencv_constants;

1
ext/opencv/opencv.h
View file

@ -188,6 +188,7 @@ void define_ruby_module();
void* rb_cvAlloc(size_t size);
CvMat* rb_cvCreateMat(int height, int width, int type);
IplImage* rb_cvCreateImage(CvSize size, int depth, int channels);
IplConvKernel* rb_cvCreateStructuringElementEx(int cols, int rows, int anchorX, int anchorY, int shape, int *values);
// Ruby/OpenCV inline functions
inline CvArr*