Add function CV\boundingRect

Author: hihozhou

opencv.cc

@@ -241,6 +241,7 @@ const zend_function_entry opencv_functions[] = {
     ZEND_NS_NAMED_FE(OPENCV_NS, adaptiveThreshold, ZEND_FN(opencv_adaptive_threshold), opencv_adaptive_threshold_arginfo)
     ZEND_NS_NAMED_FE(OPENCV_NS, findContoursWithoutHierarchy, ZEND_FN(opencv_find_contours_without_hierarchy), opencv_find_contours_without_hierarchy_arginfo)
     ZEND_NS_NAMED_FE(OPENCV_NS, drawContours, ZEND_FN(opencv_draw_contours), opencv_draw_contours_arginfo)
+    ZEND_NS_NAMED_FE(OPENCV_NS, boundingRect, ZEND_FN(opencv_bounding_rect), NULL)
 	PHP_FE_END	/* Must be the last line in opencv_functions[] */
 };
 /* }}} */

source/opencv2/opencv_imgproc.cc

@@ -1248,6 +1248,54 @@ PHP_FUNCTION(opencv_draw_contours){
 
 }
 
+/**
+ * todo param can Mat
+ * @param execute_data
+ * @param return_value
+ */
+PHP_FUNCTION(opencv_bounding_rect){
+    zval *points_zval;
+
+    if (zend_parse_parameters(ZEND_NUM_ARGS(), "a", &points_zval) == FAILURE) {
+        RETURN_NULL();
+    }
+    std::vector<cv::Point> points;
+    opencv_point_object *point_object;
+    Rect return_rect;
+    unsigned long src_count = zend_hash_num_elements(Z_ARRVAL_P(points_zval));
+    points.reserve(src_count);//指定长度
+    zend_ulong _h;
+    zval *array_val_zval;
+    ZEND_HASH_FOREACH_NUM_KEY_VAL(Z_ARRVAL_P(points_zval),_h,array_val_zval){//get point arrays
+                again1:
+                if(Z_TYPE_P(array_val_zval) == IS_OBJECT && Z_OBJCE_P(array_val_zval) == opencv_point_ce){
+                    point_object = Z_PHP_POINT_OBJ_P(array_val_zval);
+                    points.push_back(*point_object->point);
+                }else if(Z_TYPE_P(array_val_zval) == IS_REFERENCE){
+                    array_val_zval = Z_REFVAL_P(array_val_zval);
+                    goto again1;
+                } else {
+                    opencv_throw_exception("The parameter contours can only be a Point object two bit array.");
+                    RETURN_NULL();
+                }
+            }ZEND_HASH_FOREACH_END();
+    try {
+        return_rect = boundingRect(points);
+    }catch (Exception e){
+        opencv_throw_exception(e.what());
+    }
+
+    zval instance;
+    object_init_ex(&instance, opencv_rect_ce);
+    opencv_rect_object *rect_obj = Z_PHP_RECT_OBJ_P(&instance);
+
+    rect_obj->rect = new Rect(return_rect);
+
+    opencv_rect_update_property_by_c_rect(&instance,rect_obj->rect);
+
+    RETURN_ZVAL(&instance,0,0); //return php Rect object
+}
+
 /**
  * color conversion code in CV\cvtColor,opencv enum ColorConversionCodes
  * @param module_number

source/opencv2/opencv_imgproc.h

@@ -246,6 +246,7 @@ ZEND_BEGIN_ARG_INFO_EX(opencv_draw_contours_arginfo, 0, 0, 9)
                 ZEND_ARG_INFO(1, offset)
 ZEND_END_ARG_INFO()
 PHP_FUNCTION(opencv_draw_contours);
+PHP_FUNCTION(opencv_bounding_rect);
 
 
 #endif //OPENCV_OPENCV_IMGPROC_H