add Mat::ones (used in 《Making your own linear filters!》to create kernel)

update mat.phpt

Signed-off-by: MaleicAcid <CS_MaleicAcid@163.com>

Author: MaleicAcid

source/opencv2/core/opencv_mat.cc

@@ -128,6 +128,24 @@ PHP_METHOD(opencv_mat, empty)
     RETURN_LONG(obj->mat->empty());
 }
 
+PHP_METHOD(opencv_mat, ones)
+{
+    long rows, cols, flags;
+    if (zend_parse_parameters(ZEND_NUM_ARGS(), "lll", &rows, &cols, &flags) == FAILURE) {
+        RETURN_NULL();
+    }
+    zval instance;
+    object_init_ex(&instance, opencv_mat_ce);
+    opencv_mat_object *obj = Z_PHP_MAT_OBJ_P(&instance);
+
+    Mat im = Mat::ones((int)rows, (int)cols, (int)flags);
+
+    obj->mat=new Mat(im);
+    //update php Mat object property
+    opencv_mat_update_property_by_c_mat(&instance, obj->mat);
+
+    RETURN_ZVAL(&instance,0,0); //return php Mat object
+}
 
 PHP_METHOD(opencv_mat, zeros)
 {
@@ -445,6 +463,7 @@ const zend_function_entry opencv_mat_methods[] = {
         PHP_ME(opencv_mat, print, NULL, ZEND_ACC_PUBLIC)
         PHP_ME(opencv_mat, size, NULL, ZEND_ACC_PUBLIC)
         PHP_ME(opencv_mat, clone, NULL, ZEND_ACC_PUBLIC)
+        PHP_ME(opencv_mat, ones, NULL, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
         PHP_ME(opencv_mat, zeros, NULL, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
         PHP_MALIAS(opencv_mat, zerosBySize ,zeros_by_size, NULL, ZEND_ACC_PUBLIC|ZEND_ACC_STATIC)
         PHP_MALIAS(opencv_mat, isContinuous ,is_continuous, NULL, ZEND_ACC_PUBLIC)

tests/mat.phpt

@@ -15,6 +15,9 @@ $mat->print(Formatter::FMT_PYTHON);
 $zeros = Mat::zeros(10,10,CV_8UC1);
 var_dump($zeros);
 $zeros->print(Formatter::FMT_PYTHON);
+$ones = Mat::ones(10,10,CV_8UC1);
+var_dump($ones);
+$ones->print(Formatter::FMT_PYTHON);
 ?>
 --EXPECT--
 object(CV\Mat)#2 (4) {
@@ -51,4 +54,24 @@ object(CV\Mat)#3 (4) {
  [  0,   0,   0,   0,   0,   0,   0,   0,   0,   0],
  [  0,   0,   0,   0,   0,   0,   0,   0,   0,   0],
  [  0,   0,   0,   0,   0,   0,   0,   0,   0,   0],
- [  0,   0,   0,   0,   0,   0,   0,   0,   0,   0]]
+ [  0,   0,   0,   0,   0,   0,   0,   0,   0,   0]]
+object(CV\Mat)#4 (4) {
+  ["type":"CV\Mat":private]=>
+  int(0)
+  ["rows"]=>
+  int(10)
+  ["cols"]=>
+  int(10)
+  ["dims"]=>
+  int(2)
+}
+[[  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1],
+ [  1,   1,   1,   1,   1,   1,   1,   1,   1,   1]]