diff --git a/mediapipe/tasks/ios/components/processors/BUILD b/mediapipe/tasks/ios/components/processors/BUILD new file mode 100644 index 000000000..29bef771b --- /dev/null +++ b/mediapipe/tasks/ios/components/processors/BUILD @@ -0,0 +1,26 @@ +# Copyright 2023 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. + +package(default_visibility = [ + "//mediapipe/tasks:internal", + "//mediapipe/tasks:users", +]) + +licenses(["notice"]) + +objc_library( + name = "MPPClassifierOptions", + srcs = ["sources/MPPClassifierOptions.m"], + hdrs = ["sources/MPPClassifierOptions.h"], +) diff --git a/mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.h b/mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.h new file mode 100644 index 000000000..3f1106ca7 --- /dev/null +++ b/mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.h @@ -0,0 +1,57 @@ +// Copyright 2023 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 + +NS_ASSUME_NONNULL_BEGIN + +/** Classifier options shared across MediaPipe iOS classification tasks. */ +NS_SWIFT_NAME(ClassifierOptions) +@interface MPPClassifierOptions : NSObject + +/** + * The locale to use for display names specified through the TFLite Model Metadata, if any. Defaults + * to English. + */ +@property(nonatomic, copy) NSString *displayNamesLocale; + +/** + * The maximum number of top-scored classification results to return. If < 0, all available results + * will be returned. If 0, an invalid argument error is returned. + */ +@property(nonatomic) NSInteger maxResults; + +/** + * Score threshold to override the one provided in the model metadata (if any). Results below this + * value are rejected. + */ +@property(nonatomic) float scoreThreshold; + +/** + * The allowlist of category names. If non-empty, detection results whose category name is not in + * this set will be filtered out. Duplicate or unknown category names are ignored. Mutually + * exclusive with categoryDenylist. + */ +@property(nonatomic, copy) NSArray *categoryAllowlist; + +/** + * The denylist of category names. If non-empty, detection results whose category name is in this + * set will be filtered out. Duplicate or unknown category names are ignored. Mutually exclusive + * with categoryAllowlist. + */ +@property(nonatomic, copy) NSArray *categoryDenylist; + +@end + +NS_ASSUME_NONNULL_END diff --git a/mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.m b/mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.m new file mode 100644 index 000000000..9b2207203 --- /dev/null +++ b/mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.m @@ -0,0 +1,40 @@ +// Copyright 2023 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/components/processors/sources/MPPClassifierOptions.h" + +@implementation MPPClassifierOptions + +- (instancetype)init { + self = [super init]; + if (self) { + _maxResults = -1; + _scoreThreshold = 0; + } + return self; +} + +- (id)copyWithZone:(NSZone *)zone { + MPPClassifierOptions *classifierOptions = [[MPPClassifierOptions alloc] init]; + + classifierOptions.displayNamesLocale = self.displayNamesLocale; + classifierOptions.maxResults = self.maxResults; + classifierOptions.scoreThreshold = self.scoreThreshold; + classifierOptions.categoryAllowlist = self.categoryAllowlist; + classifierOptions.categoryDenylist = self.categoryDenylist; + + return classifierOptions; +} + +@end