Added task options

mediapipe/tasks/ios/core/sources/MPPTaskOptions.h

@@ -0,0 +1,48 @@
+// Copyright 2022 The MediaPipe Authors. All Rights Reserved.
+//
+// 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/MPPBaseOptions.h"
+
+NS_ASSUME_NONNULL_BEGIN
+
+/**
+ * MediaPipe Tasks options base class. Any MediaPipe task-specific options class should extend
+ * this class.
+ */
+NS_SWIFT_NAME(TaskOptions)
+@interface MPPTaskOptions : NSObject <NSCopying>
+/**
+ * Base options for configuring the Mediapipe task.
+ */
+@property(nonatomic, copy) MPPBaseOptions *baseOptions;
+
+/**
+ * Initializes a new `MPPTaskOptions` with the absolute path to the model file
+ * stored locally on the device, set to the given the model path.
+ *
+ * @discussion The external model file must be a single standalone TFLite file. It could be packed
+ * with TFLite Model Metadata[1] and associated files if they exist. Failure to provide the
+ * necessary metadata and associated files might result in errors. Check the [documentation]
+ * (https://www.tensorflow.org/lite/convert/metadata) for each task about the specific requirement.
+ *
+ * @param modelPath An absolute path to a TensorFlow Lite model file stored locally on the device.
+ *
+ * @return An instance of `MPPTaskOptions` initialized to the given model path.
+ */
+- (instancetype)initWithModelPath:(NSString *)modelPath;
+
+@end
+
+NS_ASSUME_NONNULL_END

mediapipe/tasks/ios/core/sources/MPPTaskOptions.m

@@ -0,0 +1,36 @@
+// Copyright 2022 The MediaPipe Authors. All Rights Reserved.
+//
+// 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 "mediapipe/tasks/ios/core/sources/MPPTaskOptions.h"
+#import "mediapipe/tasks/ios/core/sources/MPPBaseOptions.h"
+
+@implementation MPPTaskOptions
+
+- (instancetype)init {
+  self = [super init];
+  if (self) {
+    _baseOptions = [[MPPBaseOptions alloc] init];
+  }
+  return self;
+}
+
+- (instancetype)initWithModelPath:(NSString *)modelPath {
+  self = [self init];
+  if (self) {
+    _baseOptions.modelAssetPath = modelPath;
+  }
+  return self;
+}
+
+@end