Async photo & stitching

ffigen.yaml

@@ -40,7 +40,9 @@ headers:
     - src/objdetect/objdetect.h
     - src/objdetect/objdetect_async.h
     - src/photo/photo.h
+    - src/photo/photo_async.h
     - src/stitching/stitching.h
+    - src/stitching/stitching_async.h
     - src/video/video.h
     - src/video/videoio.h
   include-directives:
@@ -69,7 +71,9 @@ headers:
     - src/objdetect/objdetect.h
     - src/objdetect/objdetect_async.h
     - src/photo/photo.h
+    - src/photo/photo_async.h
     - src/stitching/stitching.h
+    - src/stitching/stitching_async.h
     - src/video/video.h
     - src/video/videoio.h
 functions:

lib/opencv_dart.dart

@@ -43,7 +43,9 @@ export 'src/imgproc/subdiv2d_async.dart';
 export 'src/objdetect/objdetect.dart';
 export 'src/objdetect/objdetect_async.dart';
 export 'src/photo/photo.dart';
+export 'src/photo/photo_async.dart';
 export 'src/stitching/stitching.dart';
+export 'src/stitching/stitching_async.dart';
 export 'src/svd/svd.dart';
 export 'src/video/video.dart';
 export 'src/video/videoio.dart';

lib/src/core/base.dart

@@ -43,7 +43,9 @@ ffi.DynamicLibrary loadNativeLibrary() {
     "windows" => "$_libraryName.dll",
     "linux" || "android" || "fuchsia" => "lib$_libraryName.so",
     "macos" => "lib$_libraryName.dylib",
-    _ => throw UnsupportedError("Platform ${Platform.operatingSystem} not supported")
+    _ => throw UnsupportedError(
+        "Platform ${Platform.operatingSystem} not supported",
+      )
   };
   final libPath = Platform.environment["OPENCV_DART_LIB_PATH"] ?? defaultLibPath;
   return ffi.DynamicLibrary.open(libPath);
@@ -152,7 +154,13 @@ Future<T> cvRunAsync3<T>(
 
 Future<T> cvRunAsync4<T>(
   ffi.Pointer<cvg.CvStatus> Function(cvg.CvCallback_4 callback) func,
-  void Function(Completer<T> completer, VoidPtr p, VoidPtr p1, VoidPtr p2, VoidPtr p3) onComplete,
+  void Function(
+    Completer<T> completer,
+    VoidPtr p,
+    VoidPtr p1,
+    VoidPtr p2,
+    VoidPtr p3,
+  ) onComplete,
 ) {
   final completer = Completer<T>();
   late final NativeCallable<cvg.CvCallback_4Function> ccallback;
@@ -168,7 +176,14 @@ Future<T> cvRunAsync4<T>(
 
 Future<T> cvRunAsync5<T>(
   ffi.Pointer<cvg.CvStatus> Function(cvg.CvCallback_5 callback) func,
-  void Function(Completer<T> completer, VoidPtr p, VoidPtr p1, VoidPtr p2, VoidPtr p3, VoidPtr p4) onComplete,
+  void Function(
+    Completer<T> completer,
+    VoidPtr p,
+    VoidPtr p1,
+    VoidPtr p2,
+    VoidPtr p3,
+    VoidPtr p4,
+  ) onComplete,
 ) {
   final completer = Completer<T>();
   late final NativeCallable<cvg.CvCallback_5Function> ccallback;
@@ -189,6 +204,12 @@ void intCompleter(Completer<int> completer, VoidPtr p) {
   completer.complete(value);
 }
 
+void boolCompleter(Completer<bool> completer, VoidPtr p) {
+  final value = p.cast<ffi.Bool>().value;
+  calloc.free(p);
+  completer.complete(value);
+}
+
 void doubleCompleter(Completer<double> completer, VoidPtr p) {
   final value = p.cast<ffi.Double>().value;
   calloc.free(p);
@@ -227,7 +248,9 @@ R cvRunArena<R>(
 typedef NativeFinalizerFunctionT<T extends ffi.NativeType>
     = ffi.Pointer<ffi.NativeFunction<ffi.Void Function(T token)>>;
 
-ffi.NativeFinalizer OcvFinalizer<T extends ffi.NativeType>(NativeFinalizerFunctionT<T> func) =>
+ffi.NativeFinalizer OcvFinalizer<T extends ffi.NativeType>(
+  NativeFinalizerFunctionT<T> func,
+) =>
     ffi.NativeFinalizer(func.cast<ffi.NativeFinalizerFunction>());
 
 // native types