Added iOS Image Segmenter Result

This commit is contained in:
Prianka Liz Kariat 2023-06-23 20:09:05 +05:30
parent a8899da45a
commit 7fe365489d
3 changed files with 125 additions and 0 deletions

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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.
package(default_visibility = ["//mediapipe/tasks:internal"])
licenses(["notice"])
objc_library(
name = "MPPImageSegmenterResult",
srcs = ["sources/MPPImageSegmenterResult.m"],
hdrs = ["sources/MPPImageSegmenterResult.h"],
deps = [
"//mediapipe/tasks/ios/vision/core:MPPMask",
"//mediapipe/tasks/ios/core:MPPTaskResult",
],
)

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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/MPPMask.h"
NS_ASSUME_NONNULL_BEGIN
/** Represents the segmentation results generated by `MPPImageSegmenter`. */
NS_SWIFT_NAME(ImageSegmenterResult)
@interface MPPImageSegmenterResult : MPPTaskResult
/** An optional array of `MPPMask` objects. Each `MPPMask` in the array holds a 32 bit float array
* of size `image width` * `image height` which represents the confidence mask for each category.
* Each element of the float array represents the confidence with which the model predicted that the
* corresponding pixel belongs to the category that the mask represents, usually in the range [0,
* 1]. */
@property(nonatomic, readonly, nullable) NSArray<MPPMask *> *confidenceMasks;
/** An optional `MPPMask` that holds a`UInt8` array of size `image width` * `image height`. Each
* element of this array represents the class to which the pixel in the original image was predicted
* to belong to. */
@property(nonatomic, readonly, nullable) MPPMask *categoryMask;
/**
* The quality scores of the result masks, in the range of [0, 1]. Defaults
* to `1` if the model doesn't output quality scores. Each element corresponds to the score of
* the category in the model outputs.
*/
@property(nonatomic, readonly, nullable) NSArray<NSNumber *> *qualityScores;
/**
* Initializes a new `MPPImageSegmenterResult` with the given array of confidence masks, category
* mask, quality scores and timestamp (in milliseconds).
*
* @param confidenceMasks An optional array of `MPPMask` objects. Each `MPPMask` in the array must
* be of type `MPPMaskDataTypeFloat32`.
* @param categoryMask An optional `MPMask` object of type `MPPMaskDataTypeUInt8`.
* @param qualityScores The quality scores of the result masks of type NSArray<NSNumber *> *. Each
* `NSNumber` in the array holds a `float`.
* @param timestampInMilliseconds The timestamp (in milliseconds) for this result.
*
* @return An instance of `MPPImageSegmenterResult` initialized with the given array of confidence
* masks, category mask, quality scores and timestamp (in milliseconds).
*/
- (instancetype)initWithConfidenceMasks:(nullable NSArray<MPPMask *> *)confidenceMasks
categoryMasks:(nullable MPPMask *)categoryMask
qualityScores:(nullable NSArray<NSNumber *> *)qualityScores
timestampInMilliseconds:(NSInteger)timestampInMilliseconds;
@end
NS_ASSUME_NONNULL_END

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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 "mediapipe/tasks/ios/vision/image_segmenter/sources/MPPImageSegmenterResult.h"
@implementation MPPImageSegmenterResult
- (instancetype)initWithConfidenceMasks:(NSArray<MPPMask *> *)confidenceMasks
categoryMask:(MPPMask *)categoryMask
qualityScores:(NSArray<NSNumber *> *)qualityScores
timestampInMilliseconds:(NSInteger)timestampInMilliseconds {
self = [super initWithTimestampInMilliseconds:timestampInMilliseconds];
if (self) {
_confidenceMasks = confidenceMasks;
_categoryMask = categoryMask;
_qualityScores = qualityScores;
}
return self;
}
@end