feat: additional fields in gaussianBlur, getStructuringElement and morphologyEx

Author: lukaszkurantdev

cpp/FOCV_Function.cpp

@@ -1058,10 +1058,21 @@ jsi::Object FOCV_Function::invoke(jsi::Runtime& runtime, const jsi::Value* argum
         auto dst = args.asMatPtr(2);
         auto ksize = args.asSizePtr(3);
         auto sigmaX = args.asNumber(4);
-        auto sigmaY = args.asNumber(5);
-        auto borderType = args.asNumber(6);
 
-        cv::GaussianBlur(*src, *dst, *ksize, sigmaX, sigmaY, borderType);
+        if(args.isNumber(5)) {
+          auto sigmaY = args.asNumber(5);
+          
+          if(args.isNumber(6)) {
+            auto borderType = args.asNumber(6);
+            cv::GaussianBlur(*src, *dst, *ksize, sigmaX, sigmaY, borderType);
+            break;
+          }
+          
+          cv::GaussianBlur(*src, *dst, *ksize, sigmaX, sigmaY);
+          break;
+        }
+        
+        cv::GaussianBlur(*src, *dst, *ksize, sigmaX);
       } break;
       case hashString("getGaborKernel", 14): {
         auto ksize = args.asSizePtr(1);
@@ -1098,12 +1109,19 @@ jsi::Object FOCV_Function::invoke(jsi::Runtime& runtime, const jsi::Value* argum
         return FOCV_JsiObject::wrap(runtime, "mat", id);
       } break;
       case hashString("getStructuringElement", 21): {
+        std::string id;
+        
         auto shape = args.asNumber(1);
         auto ksize = args.asSizePtr(2);
-        auto anchor = args.asPointPtr(3);
 
-        cv::Mat result = cv::getStructuringElement(shape, *ksize, *anchor);
-        std::string id = FOCV_Storage::save(result);
+        if (args.isPoint(3)) {
+          auto anchor = args.asPointPtr(3);
+            cv::Mat result = cv::getStructuringElement(shape, *ksize, *anchor);
+            id = FOCV_Storage::save(result);
+        } else {
+            cv::Mat result = cv::getStructuringElement(shape, *ksize);
+            id = FOCV_Storage::save(result);
+        }
 
         return FOCV_JsiObject::wrap(runtime, "mat", id);
       } break;
@@ -1136,12 +1154,35 @@ jsi::Object FOCV_Function::invoke(jsi::Runtime& runtime, const jsi::Value* argum
         auto dst = args.asMatPtr(2);
         auto op = args.asNumber(3);
         auto kernel = args.asMatPtr(4);
-        auto anchor = args.asPointPtr(5);
-        auto iterations = args.asNumber(6);
-        auto borderType = args.asNumber(7);
-        auto borderValue = args.asScalarPtr(8);
 
-        cv::morphologyEx(*src, *dst, op, *kernel, *anchor, iterations, borderType, *borderValue);
+        if(args.isPoint(5)) {
+          auto anchor = args.asPointPtr(5);
+          
+          if(args.isNumber(6)) {
+            auto iterations = args.asNumber(6);
+            
+            if(args.isNumber(7)) {
+              auto borderType = args.asNumber(7);
+              
+              if(args.isScalar(8)) {
+                auto borderValue = args.asScalarPtr(8);
+                cv::morphologyEx(*src, *dst, op, *kernel, *anchor, iterations, borderType, *borderValue);
+                break;
+              }
+              
+              cv::morphologyEx(*src, *dst, op, *kernel, *anchor, iterations, borderType);
+              break;
+            }
+            
+            cv::morphologyEx(*src, *dst, op, *kernel, *anchor, iterations);
+            break;
+          }
+          
+          cv::morphologyEx(*src, *dst, op, *kernel, *anchor);
+          break;
+        }
+        
+        cv::morphologyEx(*src, *dst, op, *kernel);
       } break;
       case hashString("adaptiveThreshold", 17): {
         auto src = args.asMatPtr(1);

cpp/FOCV_FunctionArguments.cpp

@@ -94,3 +94,13 @@ bool FOCV_FunctionArguments::isMat(int index) {
 bool FOCV_FunctionArguments::isMatVector(int index) {
     return FOCV_JsiObject::type_from_wrap(*this->runtime, arguments[index]) == "mat_vector";
 }
+
+bool FOCV_FunctionArguments::isPoint(int index) {
+    return FOCV_JsiObject::type_from_wrap(*this->runtime, arguments[index]) == "point";
+}
+
+bool FOCV_FunctionArguments::isScalar(int index) {
+    return FOCV_JsiObject::type_from_wrap(*this->runtime, arguments[index]) == "scalar";
+}
+
+

cpp/FOCV_FunctionArguments.hpp

@@ -57,6 +57,8 @@ class FOCV_FunctionArguments {
     bool isObject(int index);
     bool isMat(int index);
     bool isMatVector(int index);
+    bool isPoint(int index);
+    bool isScalar(int index);
 };
 
 #endif /* FOCV_FunctionArguments_hpp */

docs/pages/availablefunctions.md

@@ -1758,14 +1758,28 @@ Blurs an image using a Gaussian filter.
 
 ```js
 invoke(
-  name: 'GaussianBlur',
-  src: Mat,
-  dst: Mat,
-  ksize: Size,
-  sigmaX: number,
-  sigmaY: number,
-  borderType: BorderTypes
-): void;
+    name: 'GaussianBlur',
+    src: Mat,
+    dst: Mat,
+    ksize: Size,
+    sigmaX: number
+  ): void;
+  invoke(
+    name: 'GaussianBlur',
+    src: Mat,
+    dst: Mat,
+    ksize: Size,
+    sigmaX: number
+  ): void;
+  invoke(
+    name: 'GaussianBlur',
+    src: Mat,
+    dst: Mat,
+    ksize: Size,
+    sigmaX: number,
+    sigmaY: number,
+    borderType: BorderTypes
+  ): void;
 ```
 
 ### getGaborKernel
@@ -1831,11 +1845,12 @@ Returns a structuring element of the specified size and shape for morphological
 - anchor Anchor position within the element. The default value means that the anchor is at the center. Note that only the shape of a cross-shaped element depends on the anchor position. In other cases the anchor just regulates how much the result of the morphological operation is shifted..
 
 ```js
+invoke(name: 'getStructuringElement', shape: MorphShapes, ksize: Size): Mat;
 invoke(
-  name: 'getGaussianKernel',
-    shape: MorphShapes,
-    ksize: Size,
-    anchor: Point
+  name: 'getStructuringElement',
+  shape: MorphShapes,
+  ksize: Size,
+  anchor: Point
 ): Mat;
 ```
 
@@ -1898,6 +1913,27 @@ Any of the operations can be done in-place. In case of multi-channel images, eac
 - borderValue Border value in case of a constant border. The default value has a special meaning.
 
 ```js
+invoke( name: 'morphologyEx', src: Mat, dst: Mat, op: MorphTypes, kernel: Mat): void;
+invoke( name: 'morphologyEx', src: Mat, dst: Mat, op: MorphTypes, kernel: Mat, anchor: Point): void;
+invoke(
+  name: 'morphologyEx',
+  src: Mat,
+  dst: Mat,
+  op: MorphTypes,
+  kernel: Mat,
+  anchor: Point,
+  iterations: number
+): void;
+invoke(
+  name: 'morphologyEx',
+  src: Mat,
+  dst: Mat,
+  op: MorphTypes,
+  kernel: Mat,
+  anchor: Point,
+  iterations: number,
+  borderType: BorderTypes
+): void;
 invoke(
   name: 'morphologyEx',
   src: Mat,

example/ios/Podfile.lock

@@ -936,7 +936,7 @@ PODS:
   - React-Mapbuffer (0.74.4):
     - glog
     - React-debug
-  - react-native-fast-opencv (0.2.4):
+  - react-native-fast-opencv (0.2.7):
     - DoubleConversion
     - glog
     - hermes-engine
@@ -1594,7 +1594,7 @@ SPEC CHECKSUMS:
   React-jsitracing: 4e9c99e73a6269b27b0d4cbab277dd90df3e5ac0
   React-logger: fbfb50e2a2b1b46ee087f0a52739fadecc5e81a4
   React-Mapbuffer: d39610dff659d8cf1fea485abae08bbf6f9c8279
-  react-native-fast-opencv: 52cb988f5dee40a599381c4617b8560977ed983c
+  react-native-fast-opencv: 8e853bb378f92221c4b47fe98fc9283aedcf95fb
   react-native-image-picker: c3afe5472ef870d98a4b28415fc0b928161ee5f7
   react-native-safe-area-context: 851c62c48dce80ccaa5637b6aa5991a1bc36eca9
   react-native-skia: 8da84ea9410504bf27f0db229539a43f6caabb6a

src/functions/ImageProcessing/ImageFiltering.ts

@@ -148,6 +148,20 @@ export type ImageFiltering = {
    * @param sigmaY Gaussian kernel standard deviation in Y direction; if sigmaY is zero, it is set to be equal to sigmaX, if both sigmas are zeros, they are computed from ksize.width and ksize.height, respectively (see getGaussianKernel for details); to fully control the result regardless of possible future modifications of all this semantics, it is recommended to specify all of ksize, sigmaX, and sigmaY.
    * @param borderType pixel extrapolation method, see BorderTypes. BORDER_WRAP is not supported.
    */
+  invoke(
+    name: 'GaussianBlur',
+    src: Mat,
+    dst: Mat,
+    ksize: Size,
+    sigmaX: number
+  ): void;
+  invoke(
+    name: 'GaussianBlur',
+    src: Mat,
+    dst: Mat,
+    ksize: Size,
+    sigmaX: number
+  ): void;
   invoke(
     name: 'GaussianBlur',
     src: Mat,
@@ -198,6 +212,7 @@ export type ImageFiltering = {
    * @param ksize Size of the structuring element.
    * @param anchor Anchor position within the element. The default value means that the anchor is at the center. Note that only the shape of a cross-shaped element depends on the anchor position. In other cases the anchor just regulates how much the result of the morphological operation is shifted.
    */
+  invoke(name: 'getStructuringElement', shape: MorphShapes, ksize: Size): Mat;
   invoke(
     name: 'getStructuringElement',
     shape: MorphShapes,
@@ -256,6 +271,40 @@ export type ImageFiltering = {
    * @param borderType Pixel extrapolation method, see BorderTypes. BORDER_WRAP is not supported.
    * @param borderValue Border value in case of a constant border. The default value has a special meaning.
    */
+  invoke(
+    name: 'morphologyEx',
+    src: Mat,
+    dst: Mat,
+    op: MorphTypes,
+    kernel: Mat
+  ): void;
+  invoke(
+    name: 'morphologyEx',
+    src: Mat,
+    dst: Mat,
+    op: MorphTypes,
+    kernel: Mat,
+    anchor: Point
+  ): void;
+  invoke(
+    name: 'morphologyEx',
+    src: Mat,
+    dst: Mat,
+    op: MorphTypes,
+    kernel: Mat,
+    anchor: Point,
+    iterations: number
+  ): void;
+  invoke(
+    name: 'morphologyEx',
+    src: Mat,
+    dst: Mat,
+    op: MorphTypes,
+    kernel: Mat,
+    anchor: Point,
+    iterations: number,
+    borderType: BorderTypes
+  ): void;
   invoke(
     name: 'morphologyEx',
     src: Mat,