Merge pull request #3973 from priankakariatyml:ios-task-classifier-result
PiperOrigin-RevId: 501005242
This commit is contained in:
commit
b747fc481b
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@ -1,4 +1,4 @@
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# Copyright 2022 The MediaPipe Authors. All Rights Reserved.
|
||||
# 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.
|
||||
|
@ -17,12 +17,18 @@ package(default_visibility = ["//mediapipe/tasks:internal"])
|
|||
licenses(["notice"])
|
||||
|
||||
objc_library(
|
||||
name = "MPPClassifierOptionsHelpers",
|
||||
srcs = ["sources/MPPClassifierOptions+Helpers.mm"],
|
||||
hdrs = ["sources/MPPClassifierOptions+Helpers.h"],
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name = "MPPCategory",
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||||
srcs = ["sources/MPPCategory.m"],
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||||
hdrs = ["sources/MPPCategory.h"],
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||||
deps = ["//third_party/apple_frameworks:Foundation"],
|
||||
)
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||||
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objc_library(
|
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name = "MPPClassificationResult",
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srcs = ["sources/MPPClassificationResult.m"],
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||||
hdrs = ["sources/MPPClassificationResult.h"],
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deps = [
|
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"//mediapipe/tasks/cc/components/processors/proto:classifier_options_cc_proto",
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"//mediapipe/tasks/ios/common/utils:NSStringHelpers",
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"//mediapipe/tasks/ios/components/processors:MPPClassifierOptions",
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":MPPCategory",
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"//third_party/apple_frameworks:Foundation",
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],
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)
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@ -0,0 +1,68 @@
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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>
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||||
|
||||
NS_ASSUME_NONNULL_BEGIN
|
||||
|
||||
/**
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* Category is a util class that contains a label, its display name, a float value as score, and the
|
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* index of the label in the corresponding label file. Typically it's used as the result of
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* classification tasks.
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||||
*/
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NS_SWIFT_NAME(ClassificationCategory)
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@interface MPPCategory : NSObject
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|
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/**
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* The index of the label in the corresponding label file. Set to -1 if the index is
|
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* not set.
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||||
*/
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||||
@property(nonatomic, readonly) NSInteger index;
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||||
|
||||
/** Confidence score for this class. */
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@property(nonatomic, readonly) float score;
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|
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/** The label of this category object. */
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@property(nonatomic, readonly, nullable) NSString *categoryName;
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|
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/**
|
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* The display name of the label, which may be translated for different locales. For example, a
|
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* label, "apple", may be translated into Spanish for display purpose, so that the display name is
|
||||
* "manzana".
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||||
*/
|
||||
@property(nonatomic, readonly, nullable) NSString *displayName;
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||||
|
||||
/**
|
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* Initializes a new `MPPCategory` with the given index, score, category name and display name.
|
||||
*
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* @param index The index of the label in the corresponding label file.
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||||
* @param score The probability score of this label category.
|
||||
* @param categoryName The label of this category object.
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||||
* @param displayName The display name of the label.
|
||||
*
|
||||
* @return An instance of `MPPCategory` initialized with the given index, score, category name and
|
||||
* display name.
|
||||
*/
|
||||
- (instancetype)initWithIndex:(NSInteger)index
|
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score:(float)score
|
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categoryName:(nullable NSString *)categoryName
|
||||
displayName:(nullable NSString *)displayName NS_DESIGNATED_INITIALIZER;
|
||||
|
||||
- (instancetype)init NS_UNAVAILABLE;
|
||||
|
||||
+ (instancetype)new NS_UNAVAILABLE;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
|
@ -0,0 +1,33 @@
|
|||
// 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 "mediapipe/tasks/ios/components/containers/sources/MPPCategory.h"
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||||
|
||||
@implementation MPPCategory
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|
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- (instancetype)initWithIndex:(NSInteger)index
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||||
score:(float)score
|
||||
categoryName:(nullable NSString *)categoryName
|
||||
displayName:(nullable NSString *)displayName {
|
||||
self = [super init];
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||||
if (self) {
|
||||
_index = index;
|
||||
_score = score;
|
||||
_categoryName = categoryName;
|
||||
_displayName = displayName;
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||||
}
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||||
return self;
|
||||
}
|
||||
|
||||
@end
|
|
@ -0,0 +1,116 @@
|
|||
// 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/components/containers/sources/MPPCategory.h"
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||||
|
||||
NS_ASSUME_NONNULL_BEGIN
|
||||
|
||||
/**
|
||||
* Represents the list of classification for a given classifier head. Typically used as a result
|
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* for classification tasks.
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||||
*/
|
||||
NS_SWIFT_NAME(Classifications)
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@interface MPPClassifications : NSObject
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/**
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* The index of the classifier head these entries refer to. This is useful for multi-head models.
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||||
*/
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@property(nonatomic, readonly) NSInteger headIndex;
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||||
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/** The optional name of the classifier head, which is the corresponding tensor metadata name. */
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@property(nonatomic, readonly, nullable) NSString *headName;
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||||
|
||||
/** An array of `MPPCategory` objects containing the predicted categories. */
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@property(nonatomic, readonly) NSArray<MPPCategory *> *categories;
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||||
|
||||
/**
|
||||
* Initializes a new `MPPClassifications` object with the given head index and array of categories.
|
||||
* Head name is initialized to `nil`.
|
||||
*
|
||||
* @param headIndex The index of the classifier head.
|
||||
* @param categories An array of `MPPCategory` objects containing the predicted categories.
|
||||
*
|
||||
* @return An instance of `MPPClassifications` initialized with the given head index and
|
||||
* array of categories.
|
||||
*/
|
||||
- (instancetype)initWithHeadIndex:(NSInteger)headIndex
|
||||
categories:(NSArray<MPPCategory *> *)categories;
|
||||
|
||||
/**
|
||||
* Initializes a new `MPPClassifications` with the given head index, head name and array of
|
||||
* categories.
|
||||
*
|
||||
* @param headIndex The index of the classifier head.
|
||||
* @param headName The name of the classifier head, which is the corresponding tensor metadata
|
||||
* name.
|
||||
* @param categories An array of `MPPCategory` objects containing the predicted categories.
|
||||
*
|
||||
* @return An object of `MPPClassifications` initialized with the given head index, head name and
|
||||
* array of categories.
|
||||
*/
|
||||
- (instancetype)initWithHeadIndex:(NSInteger)headIndex
|
||||
headName:(nullable NSString *)headName
|
||||
categories:(NSArray<MPPCategory *> *)categories NS_DESIGNATED_INITIALIZER;
|
||||
|
||||
- (instancetype)init NS_UNAVAILABLE;
|
||||
|
||||
+ (instancetype)new NS_UNAVAILABLE;
|
||||
|
||||
@end
|
||||
|
||||
/**
|
||||
* Represents the classification results of a model. Typically used as a result for classification
|
||||
* tasks.
|
||||
*/
|
||||
NS_SWIFT_NAME(ClassificationResult)
|
||||
@interface MPPClassificationResult : NSObject
|
||||
|
||||
/**
|
||||
* An Array of `MPPClassifications` objects containing the predicted categories for each head of
|
||||
* the model.
|
||||
*/
|
||||
@property(nonatomic, readonly) NSArray<MPPClassifications *> *classifications;
|
||||
|
||||
/**
|
||||
* The optional timestamp (in milliseconds) of the start of the chunk of data corresponding to
|
||||
* these results. If it is set to the value -1, it signifies the absence of a timestamp. This is
|
||||
* only used for classification on time series (e.g. audio classification). In these use cases, the
|
||||
* amount of data to process might exceed the maximum size that the model can process: to solve
|
||||
* this, the input data is split into multiple chunks starting at different timestamps.
|
||||
*/
|
||||
@property(nonatomic, readonly) NSInteger timestampMs;
|
||||
|
||||
/**
|
||||
* Initializes a new `MPPClassificationResult` with the given array of classifications and time
|
||||
* stamp (in milliseconds).
|
||||
*
|
||||
* @param classifications An Array of `MPPClassifications` objects containing the predicted
|
||||
* categories for each head of the model.
|
||||
* @param timestampMs The timestamp (in milliseconds) of the start of the chunk of data
|
||||
* corresponding to these results.
|
||||
*
|
||||
* @return An instance of `MPPClassificationResult` initialized with the given array of
|
||||
* classifications and timestampMs.
|
||||
*/
|
||||
- (instancetype)initWithClassifications:(NSArray<MPPClassifications *> *)classifications
|
||||
timestampMs:(NSInteger)timestampMs NS_DESIGNATED_INITIALIZER;
|
||||
|
||||
- (instancetype)init NS_UNAVAILABLE;
|
||||
|
||||
+ (instancetype)new NS_UNAVAILABLE;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
|
@ -0,0 +1,51 @@
|
|||
// 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 "mediapipe/tasks/ios/components/containers/sources/MPPClassificationResult.h"
|
||||
|
||||
@implementation MPPClassifications
|
||||
|
||||
- (instancetype)initWithHeadIndex:(NSInteger)headIndex
|
||||
headName:(nullable NSString *)headName
|
||||
categories:(NSArray<MPPCategory *> *)categories {
|
||||
self = [super init];
|
||||
if (self) {
|
||||
_headIndex = headIndex;
|
||||
_headName = headName;
|
||||
_categories = categories;
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (instancetype)initWithHeadIndex:(NSInteger)headIndex
|
||||
categories:(NSArray<MPPCategory *> *)categories {
|
||||
return [self initWithHeadIndex:headIndex headName:nil categories:categories];
|
||||
}
|
||||
|
||||
@end
|
||||
|
||||
@implementation MPPClassificationResult
|
||||
|
||||
- (instancetype)initWithClassifications:(NSArray<MPPClassifications *> *)classifications
|
||||
timestampMs:(NSInteger)timestampMs {
|
||||
self = [super init];
|
||||
if (self) {
|
||||
_classifications = classifications;
|
||||
_timestampMs = timestampMs;
|
||||
}
|
||||
|
||||
return self;
|
||||
}
|
||||
|
||||
@end
|
40
mediapipe/tasks/ios/components/containers/utils/BUILD
Normal file
40
mediapipe/tasks/ios/components/containers/utils/BUILD
Normal file
|
@ -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.
|
||||
|
||||
package(default_visibility = ["//mediapipe/tasks:internal"])
|
||||
|
||||
licenses(["notice"])
|
||||
|
||||
objc_library(
|
||||
name = "MPPCategoryHelpers",
|
||||
srcs = ["sources/MPPCategory+Helpers.mm"],
|
||||
hdrs = ["sources/MPPCategory+Helpers.h"],
|
||||
deps = [
|
||||
"//mediapipe/framework/formats:classification_cc_proto",
|
||||
"//mediapipe/tasks/ios/common/utils:NSStringHelpers",
|
||||
"//mediapipe/tasks/ios/components/containers:MPPCategory",
|
||||
],
|
||||
)
|
||||
|
||||
objc_library(
|
||||
name = "MPPClassificationResultHelpers",
|
||||
srcs = ["sources/MPPClassificationResult+Helpers.mm"],
|
||||
hdrs = ["sources/MPPClassificationResult+Helpers.h"],
|
||||
deps = [
|
||||
":MPPCategoryHelpers",
|
||||
"//mediapipe/tasks/cc/components/containers/proto:classifications_cc_proto",
|
||||
"//mediapipe/tasks/ios/common/utils:NSStringHelpers",
|
||||
"//mediapipe/tasks/ios/components/containers:MPPClassificationResult",
|
||||
],
|
||||
)
|
|
@ -1,4 +1,4 @@
|
|||
// Copyright 2022 The MediaPipe Authors.
|
||||
// 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.
|
||||
|
@ -12,15 +12,15 @@
|
|||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
|
||||
#include "mediapipe/tasks/cc/components/processors/proto/classifier_options.pb.h"
|
||||
|
||||
#import "mediapipe/tasks/ios/components/processors/sources/MPPClassifierOptions.h"
|
||||
#include "mediapipe/framework/formats/classification.pb.h"
|
||||
#import "mediapipe/tasks/ios/components/containers/sources/MPPCategory.h"
|
||||
|
||||
NS_ASSUME_NONNULL_BEGIN
|
||||
|
||||
@interface MPPClassifierOptions (Helpers)
|
||||
- (void)copyToProto:
|
||||
(mediapipe::tasks::components::processors::proto::ClassifierOptions *)classifierOptionsProto;
|
||||
@interface MPPCategory (Helpers)
|
||||
|
||||
+ (MPPCategory *)categoryWithProto:(const ::mediapipe::Classification &)classificationProto;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
|
@ -0,0 +1,42 @@
|
|||
// 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 "mediapipe/tasks/ios/common/utils/sources/NSString+Helpers.h"
|
||||
#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPCategory+Helpers.h"
|
||||
|
||||
namespace {
|
||||
using ClassificationProto = ::mediapipe::Classification;
|
||||
}
|
||||
|
||||
@implementation MPPCategory (Helpers)
|
||||
|
||||
+ (MPPCategory *)categoryWithProto:(const ClassificationProto &)clasificationProto {
|
||||
NSString *categoryName;
|
||||
NSString *displayName;
|
||||
|
||||
if (clasificationProto.has_label()) {
|
||||
categoryName = [NSString stringWithCppString:clasificationProto.label()];
|
||||
}
|
||||
|
||||
if (clasificationProto.has_display_name()) {
|
||||
displayName = [NSString stringWithCppString:clasificationProto.display_name()];
|
||||
}
|
||||
|
||||
return [[MPPCategory alloc] initWithIndex:clasificationProto.index()
|
||||
score:clasificationProto.score()
|
||||
categoryName:categoryName
|
||||
displayName:displayName];
|
||||
}
|
||||
|
||||
@end
|
|
@ -0,0 +1,35 @@
|
|||
// 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.
|
||||
|
||||
#include "mediapipe/tasks/cc/components/containers/proto/classifications.pb.h"
|
||||
#import "mediapipe/tasks/ios/components/containers/sources/MPPClassificationResult.h"
|
||||
|
||||
NS_ASSUME_NONNULL_BEGIN
|
||||
|
||||
@interface MPPClassifications (Helpers)
|
||||
|
||||
+ (MPPClassifications *)classificationsWithProto:
|
||||
(const mediapipe::tasks::components::containers::proto::Classifications &)classificationsProto;
|
||||
|
||||
@end
|
||||
|
||||
@interface MPPClassificationResult (Helpers)
|
||||
|
||||
+ (MPPClassificationResult *)classificationResultWithProto:
|
||||
(const mediapipe::tasks::components::containers::proto::ClassificationResult &)
|
||||
classificationResultProto;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
|
@ -0,0 +1,68 @@
|
|||
// 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 "mediapipe/tasks/ios/common/utils/sources/NSString+Helpers.h"
|
||||
#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPCategory+Helpers.h"
|
||||
#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPClassificationResult+Helpers.h"
|
||||
|
||||
namespace {
|
||||
using ClassificationsProto = ::mediapipe::tasks::components::containers::proto::Classifications;
|
||||
using ClassificationResultProto =
|
||||
::mediapipe::tasks::components::containers::proto::ClassificationResult;
|
||||
} // namespace
|
||||
|
||||
@implementation MPPClassifications (Helpers)
|
||||
|
||||
+ (MPPClassifications *)classificationsWithProto:
|
||||
(const ClassificationsProto &)classificationsProto {
|
||||
NSMutableArray<MPPCategory *> *categories =
|
||||
[NSMutableArray arrayWithCapacity:(NSUInteger)classificationsProto.classification_list()
|
||||
.classification_size()];
|
||||
for (const auto &classification : classificationsProto.classification_list().classification()) {
|
||||
[categories addObject:[MPPCategory categoryWithProto:classification]];
|
||||
}
|
||||
|
||||
NSString *headName;
|
||||
if (classificationsProto.has_head_name()) {
|
||||
headName = [NSString stringWithCppString:classificationsProto.head_name()];
|
||||
}
|
||||
|
||||
return [[MPPClassifications alloc] initWithHeadIndex:(NSInteger)classificationsProto.head_index()
|
||||
headName:headName
|
||||
categories:categories];
|
||||
}
|
||||
|
||||
@end
|
||||
|
||||
@implementation MPPClassificationResult (Helpers)
|
||||
|
||||
+ (MPPClassificationResult *)classificationResultWithProto:
|
||||
(const ClassificationResultProto &)classificationResultProto {
|
||||
NSMutableArray *classifications = [NSMutableArray
|
||||
arrayWithCapacity:(NSUInteger)classificationResultProto.classifications_size()];
|
||||
for (const auto &classificationsProto : classificationResultProto.classifications()) {
|
||||
[classifications addObject:[MPPClassifications classificationsWithProto:classificationsProto]];
|
||||
}
|
||||
|
||||
NSInteger timestampMs = 0;
|
||||
if (classificationResultProto.has_timestamp_ms()) {
|
||||
timestampMs = (NSInteger)classificationResultProto.timestamp_ms();
|
||||
}
|
||||
|
||||
return [[MPPClassificationResult alloc] initWithClassifications:classifications
|
||||
timestampMs:timestampMs];
|
||||
;
|
||||
}
|
||||
|
||||
@end
|
|
@ -1,23 +0,0 @@
|
|||
# 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.
|
||||
|
||||
package(default_visibility = ["//mediapipe/tasks:internal"])
|
||||
|
||||
licenses(["notice"])
|
||||
|
||||
objc_library(
|
||||
name = "MPPClassifierOptions",
|
||||
srcs = ["sources/MPPClassifierOptions.m"],
|
||||
hdrs = ["sources/MPPClassifierOptions.h"],
|
||||
)
|
|
@ -1,60 +0,0 @@
|
|||
// Copyright 2022 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>
|
||||
|
||||
NS_ASSUME_NONNULL_BEGIN
|
||||
|
||||
/**
|
||||
* Holds settings for any single iOS MediaPipe classification task.
|
||||
*/
|
||||
NS_SWIFT_NAME(ClassifierOptions)
|
||||
@interface MPPClassifierOptions : NSObject <NSCopying>
|
||||
|
||||
/**
|
||||
* 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<NSString *> *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<NSString *> *categoryDenylist;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
|
@ -1,40 +0,0 @@
|
|||
// Copyright 2022 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 "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.scoreThreshold = self.scoreThreshold;
|
||||
classifierOptions.maxResults = self.maxResults;
|
||||
classifierOptions.categoryDenylist = self.categoryDenylist;
|
||||
classifierOptions.categoryAllowlist = self.categoryAllowlist;
|
||||
classifierOptions.displayNamesLocale = self.displayNamesLocale;
|
||||
|
||||
return classifierOptions;
|
||||
}
|
||||
|
||||
@end
|
|
@ -1,43 +0,0 @@
|
|||
// Copyright 2022 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 "mediapipe/tasks/ios/common/utils/sources/NSString+Helpers.h"
|
||||
#import "mediapipe/tasks/ios/components/processors/utils/sources/MPPClassifierOptions+Helpers.h"
|
||||
|
||||
namespace {
|
||||
using ClassifierOptionsProto = ::mediapipe::tasks::components::processors::proto::ClassifierOptions;
|
||||
}
|
||||
|
||||
@implementation MPPClassifierOptions (Helpers)
|
||||
|
||||
- (void)copyToProto:(ClassifierOptionsProto *)classifierOptionsProto {
|
||||
classifierOptionsProto->Clear();
|
||||
|
||||
if (self.displayNamesLocale) {
|
||||
classifierOptionsProto->set_display_names_locale(self.displayNamesLocale.cppString);
|
||||
}
|
||||
|
||||
classifierOptionsProto->set_max_results((int)self.maxResults);
|
||||
classifierOptionsProto->set_score_threshold(self.scoreThreshold);
|
||||
|
||||
for (NSString *category in self.categoryAllowlist) {
|
||||
classifierOptionsProto->add_category_allowlist(category.cppString);
|
||||
}
|
||||
|
||||
for (NSString *category in self.categoryDenylist) {
|
||||
classifierOptionsProto->add_category_denylist(category.cppString);
|
||||
}
|
||||
}
|
||||
|
||||
@end
|
Loading…
Reference in New Issue
Block a user