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add Mat#gaussian_blur!

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This commit is contained in:
ser1zw 2017-04-30 04:14:21 +09:00
parent 1d258996ba
commit 35c696fe1f
4 changed files with 73 additions and 11 deletions
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44
ext/opencv/mat_imgproc.cpp
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@ -351,6 +351,19 @@ namespace rubyopencv {
return self;
}
cv::Mat* rb_gaussian_blur_internal(int argc, VALUE *argv, VALUE self, cv::Mat* destptr) {
VALUE ksize, sigma_x, sigma_y, border_type;
rb_scan_args(argc, argv, "22", &ksize, &sigma_x, &sigma_y, &border_type);
double sigma_y_value = NIL_P(sigma_y) ? 0 : NUM2DBL(sigma_y);
int border_type_value = NIL_P(border_type) ? cv::BORDER_DEFAULT : NUM2INT(border_type);
cv::Mat* selfptr = obj2mat(self);
cv::GaussianBlur(*selfptr, *destptr, *(Size::obj2size(ksize)), NUM2DBL(sigma_x),
sigma_y_value, border_type_value);
return destptr;
}
/*
* Blurs an image using a Gaussian filter.
*
@ -366,23 +379,32 @@ namespace rubyopencv {
* @opencv_func cv::GaussianBlur
*/
VALUE rb_gaussian_blur(int argc, VALUE *argv, VALUE self) {
VALUE ksize, sigma_x, sigma_y, border_type;
rb_scan_args(argc, argv, "22", &ksize, &sigma_x, &sigma_y, &border_type);
double sigma_y_value = NIL_P(sigma_y) ? 0 : NUM2DBL(sigma_y);
int border_type_value = NIL_P(border_type) ? cv::BORDER_DEFAULT : NUM2INT(border_type);
cv::Mat* selfptr = obj2mat(self);
cv::Mat* dstptr = new cv::Mat();
cv::Mat* destptr = new cv::Mat();
try {
cv::GaussianBlur(*selfptr, *dstptr, *(Size::obj2size(ksize)), NUM2DBL(sigma_x),
sigma_y_value, border_type_value);
rb_gaussian_blur_internal(argc, argv, self, destptr);
}
catch (cv::Exception& e) {
delete dstptr;
delete destptr;
Error::raise(e);
}
return mat2obj(dstptr, CLASS_OF(self));
return mat2obj(destptr, CLASS_OF(self));
}
/*
* @overload gaussian_blur!(ksize, sigma_x, sigma_y = 0, border_type = BORDER_DEFAULT)
* @see #gaussian_blur
*/
VALUE rb_gaussian_blur_bang(int argc, VALUE *argv, VALUE self) {
cv::Mat* destptr = obj2mat(self);
try {
rb_gaussian_blur_internal(argc, argv, self, destptr);
}
catch (cv::Exception& e) {
Error::raise(e);
}
return self;
}
/*