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experimental implementation for OpenCV 3

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ser1zw 2016-04-03 05:19:48 +09:00
parent 2c6f30ab25
commit 11c4154b7c
264 changed files with 53296 additions and 51592 deletions
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158
ext/opencv/mat_drawing.cpp Normal file
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#include "ruby.h"
#include "opencv2/imgproc.hpp"
#include "opencv2/highgui.hpp"
#include "mat.hpp"
#include "mat_drawing.hpp"
#include "scalar.hpp"
#include "point.hpp"
#include "error.hpp"
/*
* Document-class: OpenCV::Mat
*/
namespace rubyopencv {
namespace Mat {
typedef struct _drawing_option {
int thickness;
int line_type;
int shift;
} drawing_option_t;
const drawing_option_t DEFAULT_DRAWING_OPTION = { 1, 8, 0 };
drawing_option_t drawing_option(VALUE option) {
drawing_option_t opt = DEFAULT_DRAWING_OPTION;
if (!NIL_P(option)) {
Check_Type(option, T_HASH);
VALUE tmp = Qnil;
tmp = rb_hash_lookup(option, ID2SYM(rb_intern("thickness")));
if (!NIL_P(tmp)) {
opt.thickness = NUM2INT(tmp);
}
tmp = rb_hash_lookup(option, ID2SYM(rb_intern("line_type")));
if (!NIL_P(tmp)) {
opt.line_type = NUM2INT(tmp);
}
tmp = rb_hash_lookup(option, ID2SYM(rb_intern("shift")));
if (!NIL_P(tmp)) {
opt.shift = NUM2INT(tmp);
}
}
return opt;
}
/*
* Draws a line segment connecting two points.
*
* @overload line!(p1, p2, color, options = nil)
* @param p1 [Point] First point of the line segment.
* @param p2 [Point] Second point of the line segment.
* @param color [Scalar] Line color.
* @param options [Hash] Drawing options
* @option options [Integer] :thickness Line thickness.
* @option options [Integer] :line_type Type of the line.
* * 8 - 8-connected line.
* * 4 - 4-connected line.
* * <tt>CV_AA</tt> - Antialiased line.
* @option options [Integer] :shift Number of fractional bits in the point coordinates.
* @return [Mat] <tt>self</tt>
* @opencv_func (see #line)
*/
VALUE rb_line_bang(int argc, VALUE *argv, VALUE self) {
VALUE p1, p2, color, option;
rb_scan_args(argc, argv, "31", &p1, &p2, &color, &option);
drawing_option_t opt = drawing_option(option);
try {
cv::Point pt1 = Point::conpatible_obj2point(p1);
cv::Point pt2 = Point::conpatible_obj2point(p2);
cv::line(*(obj2mat(self)), pt1, pt2, *(Scalar::obj2scalar(color)), opt.thickness, opt.line_type, opt.shift);
}
catch (cv::Exception& e) {
Error::raise(e);
}
return self;
}
/*
* Returns a line segment connecting two points.
*
* @overload line!(p1, p2, color, options = nil)
* @param p1 [Point] First point of the line segment.
* @param p2 [Point] Second point of the line segment.
* @param color [Scalar] Line color.
* @param options [Hash] Drawing options
* @option options [Integer] :thickness Line thickness.
* @option options [Integer] :line_type Type of the line.
* * 8 - 8-connected line.
* * 4 - 4-connected line.
* * <tt>CV_AA</tt> - Antialiased line.
* @option options [Integer] :shift Number of fractional bits in the point coordinates.
* @return [Mat] Image
* @opencv_func cv::line
*/
VALUE rb_line(int argc, VALUE *argv, VALUE self) {
VALUE dst = rb_clone(self);
return rb_line_bang(argc, argv, dst);
}
/*
* Returns a simple, thick, or filled up-right rectangle.
*
* @overload rectangle(p1, p2, color, options = nil)
* @param p1 [Point] Vertex of the rectangle.
* @param p2 [Point] Vertex of the rectangle opposite to <tt>p1</tt>.
* @param color [Scalar] Line color.
* @param options [Hash] Drawing options
* @option options [Integer] :thickness Line thickness.
* @option options [Integer] :line_type Type of the line.
* * 8 - 8-connected line.
* * 4 - 4-connected line.
* * <tt>CV_AA</tt> - Antialiased line.
* @option options [Integer] :shift Number of fractional bits in the point coordinates.
* @return [Mat] <tt>self</tt>
* @opencv_func cv::rectangle
*/
VALUE rb_rectangle(int argc, VALUE *argv, VALUE self) {
VALUE dst = rb_clone(self);
return rb_rectangle_bang(argc, argv, dst);
}
/*
* Draws a simple, thick, or filled up-right rectangle.
*
* @overload rectangle!(p1, p2, color, options = nil)
* @param p1 [Point] Vertex of the rectangle.
* @param p2 [Point] Vertex of the rectangle opposite to <tt>p1</tt>.
* @param color [Scalar] Line color.
* @param options [Hash] Drawing options
* @option options [Integer] :thickness Line thickness.
* @option options [Integer] :line_type Type of the line.
* * 8 - 8-connected line.
* * 4 - 4-connected line.
* * <tt>CV_AA</tt> - Antialiased line.
* @option options [Integer] :shift Number of fractional bits in the point coordinates.
* @return [Mat] <tt>self</tt>
* @opencv_func cv::rectangle
*/
VALUE rb_rectangle_bang(int argc, VALUE *argv, VALUE self) {
VALUE p1, p2, color, option;
rb_scan_args(argc, argv, "31", &p1, &p2, &color, &option);
drawing_option_t opt = drawing_option(option);
try {
cv::Point pt1 = Point::conpatible_obj2point(p1);
cv::Point pt2 = Point::conpatible_obj2point(p2);
cv::rectangle(*(obj2mat(self)), pt1, pt2, *(Scalar::obj2scalar(color)), opt.thickness, opt.line_type, opt.shift);
}
catch (cv::Exception& e) {
Error::raise(e);
}
return self;
}
}
}