Added iOS face stylizer result

mediapipe/tasks/ios/vision/face_stylizer/BUILD

@@ -0,0 +1,28 @@
+# Copyright 2023 The MediaPipe Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+package(default_visibility = ["//mediapipe/tasks:internal"])
+
+licenses(["notice"])
+
+objc_library(
+    name = "MPPFaceStylizerResult",
+    srcs = ["sources/MPPFaceStylizerResult.m"],
+    hdrs = ["sources/MPPFaceStylizerResult.h"],
+    deps = [
+        "//mediapipe/tasks/ios/core:MPPTaskResult",
+        "//mediapipe/tasks/ios/vision/core:MPPImage",
+    ],
+)
+

mediapipe/tasks/ios/vision/face_stylizer/sources/MPPFaceStylizerResult.h

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+// Copyright 2023 The MediaPipe Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import <Foundation/Foundation.h>
+#import "mediapipe/tasks/ios/core/sources/MPPTaskResult.h"
+#import "mediapipe/tasks/ios/vision/core/sources/MPPImage.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+/** Represents the stylized image generated by `FaceStylizer`. */
+NS_SWIFT_NAME(FaceStylizerResult)
+@interface MPPFaceStylizerResult : MPPTaskResult
+
+/**
+ * An `MPImage` representing the stylized image of the most visible face. Empty if no face is
+ * detected in the input image.
+ */
+@property(nonatomic, readonly, nullable) MPPImage *stylizedImage;
+
+/**
+ * Initializes a new `FaceStylizerResult` with the given stylized image.
+ *
+ * @param stylizedImage An `MPImage` representing the stylized image of the most
+ * visible face. Empty if no face is detected in the input image.
+ * @param timestampInMilliseconds The timestamp for this result.
+ *
+ * @return An instance of `FaceStylizerResult` initialized with the given stylized image and
+ * timestamp.
+ *
+ */
+- (instancetype)initWithImage:(nullable MPPImage *)image
+      timestampInMilliseconds:(NSInteger)timestampInMilliseconds;
+
+- (instancetype)initWithTimestampInMilliseconds:(NSInteger)timestampInMilliseconds NS_UNAVAILABLE;
+
+- (instancetype)init NS_UNAVAILABLE;
+
++ (instancetype)new NS_UNAVAILABLE;
+
+@end
+
+NS_ASSUME_NONNULL_END

mediapipe/tasks/ios/vision/face_stylizer/sources/MPPFaceStylizerResult.m

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+// Copyright 2023 The MediaPipe Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#import <Foundation/Foundation.h>
+
+#import "mediapipe/tasks/ios/vision/face_stylizer/sources/MPPFaceStylizerResult.h"
+
+@implementation MPPFaceStylizerResult
+
+- (instancetype)initWithImage:(MPPImage *)image
+      timestampInMilliseconds:(NSInteger)timestampInMilliseconds {
+  self = [super initWithTimestampInMilliseconds:timestampInMilliseconds];
+  if (self) {
+    _stylizedImage = image;
+  }
+  return self;
+}
+
+@end