Merge pull request #4900 from priankakariatyml:ios-pose-landmarker-impl
PiperOrigin-RevId: 578991151
This commit is contained in:
commit
1b8a0ee6af
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@ -37,3 +37,23 @@ objc_library(
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"//mediapipe/tasks/ios/vision/core:MPPRunningMode",
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],
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)
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objc_library(
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name = "MPPPoseLandmarksConnections",
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hdrs = ["sources/MPPPoseLandmarksConnections.h"],
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module_name = "MPPPoseLandmarksConnections",
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deps = ["//mediapipe/tasks/ios/components/containers:MPPConnection"],
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)
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objc_library(
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name = "MPPPoseLandmarker",
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hdrs = ["sources/MPPPoseLandmarker.h"],
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module_name = "MPPPoseLandmarker",
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deps = [
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":MPPPoseLandmarkerOptions",
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":MPPPoseLandmarkerResult",
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":MPPPoseLandmarksConnections",
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"//mediapipe/tasks/ios/components/containers:MPPConnection",
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"//mediapipe/tasks/ios/vision/core:MPPImage",
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],
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)
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|
|
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@ -0,0 +1,160 @@
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// Copyright 2023 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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||||
// See the License for the specific language governing permissions and
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||||
// limitations under the License.
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#import <Foundation/Foundation.h>
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#import "mediapipe/tasks/ios/components/containers/sources/MPPConnection.h"
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#import "mediapipe/tasks/ios/vision/core/sources/MPPImage.h"
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#import "mediapipe/tasks/ios/vision/pose_landmarker/sources/MPPPoseLandmarkerOptions.h"
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#import "mediapipe/tasks/ios/vision/pose_landmarker/sources/MPPPoseLandmarkerResult.h"
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NS_ASSUME_NONNULL_BEGIN
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/**
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* @brief Performs pose landmarks detection on images.
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*
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* This API expects a pre-trained pose landmarks model asset bundle.
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*/
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NS_SWIFT_NAME(PoseLandmarker)
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@interface MPPPoseLandmarker : NSObject
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/** The array of connections between all the landmarks in the detected pose. */
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@property(class, nonatomic, readonly) NSArray<MPPConnection *> *poseLandmarks;
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/**
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* Creates a new instance of `PoseLandmarker` from an absolute path to a model asset bundle stored
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* locally on the device and the default `PoseLandmarkerOptions`.
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*
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* @param modelPath An absolute path to a model asset bundle stored locally on the device.
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* @param error An optional error parameter populated when there is an error in initializing the
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* pose landmarker.
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*
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* @return A new instance of `PoseLandmarker` with the given model path. `nil` if there is an error
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* in initializing the pose landmarker.
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*/
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- (nullable instancetype)initWithModelPath:(NSString *)modelPath error:(NSError **)error;
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/**
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* Creates a new instance of `PoseLandmarker` from the given `PoseLandmarkerOptions`.
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*
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* @param options The options of type `PoseLandmarkerOptions` to use for configuring the
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* `PoseLandmarker`.
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* @param error An optional error parameter populated when there is an error in initializing the
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* pose landmarker.
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*
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* @return A new instance of `PoseLandmarker` with the given options. `nil` if there is an error in
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* initializing the pose landmarker.
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*/
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- (nullable instancetype)initWithOptions:(MPPPoseLandmarkerOptions *)options
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error:(NSError **)error NS_DESIGNATED_INITIALIZER;
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/**
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* Performs pose landmarks detection on the provided `MPImage` using the whole image as region of
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* interest. Rotation will be applied according to the `orientation` property of the provided
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* `MPImage`. Only use this method when the `PoseLandmarker` is created with running mode `.image`.
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*
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* This method supports performing pose landmarks detection on RGBA images. If your `MPImage` has a
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* source type of `.pixelBuffer` or `.sampleBuffer`, the underlying pixel buffer must use
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* `kCVPixelFormatType_32BGRA` as its pixel format.
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*
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*
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* If your `MPImage` has a source type of `.image` ensure that the color space is RGB with an Alpha
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* channel.
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*
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* @param image The `MPImage` on which pose landmarks detection is to be performed.
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* @param error An optional error parameter populated when there is an error in performing pose
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* landmark detection on the input image.
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*
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* @return An `PoseLandmarkerResult` object that contains the pose landmarks detection
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* results.
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*/
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- (nullable MPPPoseLandmarkerResult *)detectImage:(MPPImage *)image
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error:(NSError **)error NS_SWIFT_NAME(detect(image:));
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/**
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* Performs pose landmarks detection on the provided video frame of type `MPImage` using the whole
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* image as region of interest. Rotation will be applied according to the `orientation` property of
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* the provided `MPImage`. Only use this method when the `PoseLandmarker` is created with running
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* mode `.video`.
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*
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* It's required to provide the video frame's timestamp (in milliseconds). The input timestamps must
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* be monotonically increasing.
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*
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* This method supports performing pose landmarks detection on RGBA images. If your `MPImage` has a
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* source type of `.pixelBuffer` or `.sampleBuffer`, the underlying pixel buffer must use
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* `kCVPixelFormatType_32BGRA` as its pixel format.
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*
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*
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* If your `MPImage` has a source type of `.image` ensure that the color space is RGB with an Alpha
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* channel.
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*
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* @param image The `MPImage` on which pose landmarks detection is to be performed.
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* @param timestampInMilliseconds The video frame's timestamp (in milliseconds). The input
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* timestamps must be monotonically increasing.
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* @param error An optional error parameter populated when there is an error in performing pose
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* landmark detection on the input video frame.
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*
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* @return An `PoseLandmarkerResult` object that contains the pose landmarks detection
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* results.
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*/
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- (nullable MPPPoseLandmarkerResult *)detectVideoFrame:(MPPImage *)image
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timestampInMilliseconds:(NSInteger)timestampInMilliseconds
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error:(NSError **)error
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NS_SWIFT_NAME(detect(videoFrame:timestampInMilliseconds:));
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/**
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* Sends live stream image data of type `MPImage` to perform pose landmarks detection using the
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* whole image as region of interest. Rotation will be applied according to the `orientation`
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* property of the provided `MPImage`. Only use this method when the `PoseLandmarker` is created
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* with running mode`.liveStream`.
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*
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* The object which needs to be continuously notified of the available results of pose landmark
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* detection must confirm to `PoseLandmarkerLiveStreamDelegate` protocol and implement the
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* `poseLandmarker(_:didFinishDetectionWithResult:timestampInMilliseconds:error:)` delegate method.
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*
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* It's required to provide a timestamp (in milliseconds) to indicate when the input image is sent
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* to the pose landmarker. The input timestamps must be monotonically increasing.
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*
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* This method supports performing pose landmarks detection on RGBA images. If your `MPImage` has a
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* source type of `.pixelBuffer` or `.sampleBuffer`, the underlying pixel buffer must use
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* `kCVPixelFormatType_32BGRA` as its pixel format.
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*
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* If the input `MPImage` has a source type of `.image` ensure that the color space is RGB with an
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* Alpha channel.
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*
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* If this method is used for performing pose landmarks detection on live camera frames using
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* `AVFoundation`, ensure that you request `AVCaptureVideoDataOutput` to output frames in
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* `kCMPixelFormat_32BGRA` using its `videoSettings` property.
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*
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* @param image A live stream image data of type `MPImage` on which pose landmarks detection is to
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* be performed.
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* @param timestampInMilliseconds The timestamp (in milliseconds) which indicates when the input
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* image is sent to the pose landmarker. The input timestamps must be monotonically increasing.
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* @param error An optional error parameter populated when there is an error in performing pose
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* landmark detection on the input live stream image data.
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*
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* @return `YES` if the image was sent to the task successfully, otherwise `NO`.
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*/
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- (BOOL)detectAsyncImage:(MPPImage *)image
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timestampInMilliseconds:(NSInteger)timestampInMilliseconds
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error:(NSError **)error
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NS_SWIFT_NAME(detectAsync(image:timestampInMilliseconds:));
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- (instancetype)init NS_UNAVAILABLE;
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+ (instancetype)new NS_UNAVAILABLE;
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@end
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NS_ASSUME_NONNULL_END
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@ -46,7 +46,7 @@ NS_SWIFT_NAME(PoseLandmarkerResult)
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*/
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- (instancetype)initWithLandmarks:(NSArray<NSArray<MPPNormalizedLandmark *> *> *)landmarks
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worldLandmarks:(NSArray<NSArray<MPPLandmark *> *> *)worldLandmarks
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segmentationMasks:(NSArray<MPPMask *> *)segmentationMasks
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segmentationMasks:(nullable NSArray<MPPMask *> *)segmentationMasks
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timestampInMilliseconds:(NSInteger)timestampInMilliseconds NS_DESIGNATED_INITIALIZER;
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- (instancetype)initWithTimestampInMilliseconds:(NSInteger)timestampInMilliseconds NS_UNAVAILABLE;
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|
|
|
@ -0,0 +1,40 @@
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// Copyright 2023 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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||||
// 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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#import "mediapipe/tasks/ios/components/containers/sources/MPPConnection.h"
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NS_ASSUME_NONNULL_BEGIN
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NSArray<MPPConnection *> *const MPPPoseLandmarksConnections = @[
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[[MPPConnection alloc] initWithStart:0 end:1], [[MPPConnection alloc] initWithStart:1 end:2],
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[[MPPConnection alloc] initWithStart:2 end:3], [[MPPConnection alloc] initWithStart:3 end:7],
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[[MPPConnection alloc] initWithStart:0 end:4], [[MPPConnection alloc] initWithStart:4 end:5],
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[[MPPConnection alloc] initWithStart:5 end:6], [[MPPConnection alloc] initWithStart:6 end:8],
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[[MPPConnection alloc] initWithStart:9 end:10], [[MPPConnection alloc] initWithStart:11 end:12],
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[[MPPConnection alloc] initWithStart:11 end:13], [[MPPConnection alloc] initWithStart:13 end:15],
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[[MPPConnection alloc] initWithStart:15 end:17], [[MPPConnection alloc] initWithStart:15 end:19],
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[[MPPConnection alloc] initWithStart:15 end:21], [[MPPConnection alloc] initWithStart:17 end:19],
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[[MPPConnection alloc] initWithStart:12 end:14], [[MPPConnection alloc] initWithStart:14 end:16],
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[[MPPConnection alloc] initWithStart:16 end:18], [[MPPConnection alloc] initWithStart:16 end:20],
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[[MPPConnection alloc] initWithStart:16 end:22], [[MPPConnection alloc] initWithStart:18 end:20],
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[[MPPConnection alloc] initWithStart:11 end:23], [[MPPConnection alloc] initWithStart:12 end:24],
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[[MPPConnection alloc] initWithStart:23 end:24], [[MPPConnection alloc] initWithStart:23 end:25],
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[[MPPConnection alloc] initWithStart:26 end:28], [[MPPConnection alloc] initWithStart:27 end:29],
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[[MPPConnection alloc] initWithStart:28 end:30], [[MPPConnection alloc] initWithStart:29 end:31],
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[[MPPConnection alloc] initWithStart:30 end:32], [[MPPConnection alloc] initWithStart:27 end:31],
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[[MPPConnection alloc] initWithStart:28 end:32]
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];
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NS_ASSUME_NONNULL_END
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|
@ -36,3 +36,21 @@ objc_library(
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"//mediapipe/tasks/ios/vision/pose_landmarker:MPPPoseLandmarkerOptions",
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],
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)
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objc_library(
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name = "MPPPoseLandmarkerResultHelpers",
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srcs = ["sources/MPPPoseLandmarkerResult+Helpers.mm"],
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hdrs = ["sources/MPPPoseLandmarkerResult+Helpers.h"],
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copts = [
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"-ObjC++",
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"-std=c++17",
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"-x objective-c++",
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],
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deps = [
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"//mediapipe/framework:packet",
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"//mediapipe/framework/formats:image",
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"//mediapipe/framework/formats:landmark_cc_proto",
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"//mediapipe/tasks/ios/components/containers/utils:MPPLandmarkHelpers",
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"//mediapipe/tasks/ios/vision/pose_landmarker:MPPPoseLandmarkerResult",
|
||||
],
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||||
)
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|
|
|
@ -0,0 +1,63 @@
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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/pose_landmarker/sources/MPPPoseLandmarkerResult.h"
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#include "mediapipe/framework/formats/image.h"
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#include "mediapipe/framework/formats/landmark.pb.h"
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#include "mediapipe/framework/packet.h"
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NS_ASSUME_NONNULL_BEGIN
|
||||
|
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@interface MPPPoseLandmarkerResult (Helpers)
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/**
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* Creates an `MPPPoseLandmarkerResult` from landmarks, world landmarks and segmentation mask
|
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* packets.
|
||||
*
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* @param landmarksPacket A MediaPipe packet wrapping a `std::vector<NormalizedlandmarkListProto>`.
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* @param worldLandmarksPacket A MediaPipe packet wrapping a `std::vector<LandmarkListProto>`.
|
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* @param segmentationMasksPacket a MediaPipe packet wrapping a `std::vector<Image>`.
|
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*
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* @return An `MPPPoseLandmarkerResult` object that contains the hand landmark detection
|
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* results.
|
||||
*/
|
||||
+ (MPPPoseLandmarkerResult *)
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poseLandmarkerResultWithLandmarksPacket:(const mediapipe::Packet &)landmarksPacket
|
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worldLandmarksPacket:(const mediapipe::Packet &)worldLandmarksPacket
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segmentationMasksPacket:(const mediapipe::Packet *)segmentationMasksPacket;
|
||||
|
||||
/**
|
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* Creates an `MPPPoseLandmarkerResult` from landmarks, world landmarks and segmentation mask
|
||||
* images.
|
||||
*
|
||||
* @param landmarksProto A vector of protos of type `std::vector<NormalizedlandmarkListProto>`.
|
||||
* @param worldLandmarksProto A vector of protos of type `std::vector<LandmarkListProto>`.
|
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* @param segmentationMasks A vector of type `std::vector<Image>`.
|
||||
* @param timestampInMilliSeconds The timestamp of the Packet that contained the result.
|
||||
*
|
||||
* @return An `MPPPoseLandmarkerResult` object that contains the pose landmark detection
|
||||
* results.
|
||||
*/
|
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+ (MPPPoseLandmarkerResult *)
|
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poseLandmarkerResultWithLandmarksProto:
|
||||
(const std::vector<::mediapipe::NormalizedLandmarkList> &)landmarksProto
|
||||
worldLandmarksProto:
|
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(const std::vector<::mediapipe::LandmarkList> &)worldLandmarksProto
|
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segmentationMasks:(const std::vector<mediapipe::Image> *)segmentationMasks
|
||||
timestampInMilliSeconds:(NSInteger)timestampInMilliseconds;
|
||||
|
||||
@end
|
||||
|
||||
NS_ASSUME_NONNULL_END
|
|
@ -0,0 +1,124 @@
|
|||
// 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/pose_landmarker/utils/sources/MPPPoseLandmarkerResult+Helpers.h"
|
||||
|
||||
#import "mediapipe/tasks/ios/components/containers/utils/sources/MPPLandmark+Helpers.h"
|
||||
|
||||
namespace {
|
||||
using LandmarkListProto = ::mediapipe::LandmarkList;
|
||||
using NormalizedLandmarkListProto = ::mediapipe::NormalizedLandmarkList;
|
||||
using ::mediapipe::Image;
|
||||
using ::mediapipe::Packet;
|
||||
|
||||
static const int kMicroSecondsPerMilliSecond = 1000;
|
||||
} // namespace
|
||||
|
||||
@implementation MPPPoseLandmarkerResult (Helpers)
|
||||
|
||||
+ (MPPPoseLandmarkerResult *)emptyPoseLandmarkerResultWithTimestampInMilliseconds:
|
||||
(NSInteger)timestampInMilliseconds {
|
||||
return [[MPPPoseLandmarkerResult alloc] initWithLandmarks:@[]
|
||||
worldLandmarks:@[]
|
||||
segmentationMasks:@[]
|
||||
timestampInMilliseconds:timestampInMilliseconds];
|
||||
}
|
||||
|
||||
+ (MPPPoseLandmarkerResult *)
|
||||
poseLandmarkerResultWithLandmarksProto:
|
||||
(const std::vector<NormalizedLandmarkListProto> &)landmarksProto
|
||||
worldLandmarksProto:
|
||||
(const std::vector<LandmarkListProto> &)worldLandmarksProto
|
||||
segmentationMasks:(const std::vector<Image> *)segmentationMasks
|
||||
timestampInMilliSeconds:(NSInteger)timestampInMilliseconds {
|
||||
NSMutableArray<NSMutableArray<MPPNormalizedLandmark *> *> *multiplePoseLandmarks =
|
||||
[NSMutableArray arrayWithCapacity:(NSUInteger)landmarksProto.size()];
|
||||
|
||||
for (const auto &landmarkListProto : landmarksProto) {
|
||||
NSMutableArray<MPPNormalizedLandmark *> *landmarks =
|
||||
[NSMutableArray arrayWithCapacity:(NSUInteger)landmarkListProto.landmark().size()];
|
||||
for (const auto &normalizedLandmarkProto : landmarkListProto.landmark()) {
|
||||
MPPNormalizedLandmark *normalizedLandmark =
|
||||
[MPPNormalizedLandmark normalizedLandmarkWithProto:normalizedLandmarkProto];
|
||||
[landmarks addObject:normalizedLandmark];
|
||||
}
|
||||
[multiplePoseLandmarks addObject:landmarks];
|
||||
}
|
||||
|
||||
NSMutableArray<NSMutableArray<MPPLandmark *> *> *multiplePoseWorldLandmarks =
|
||||
[NSMutableArray arrayWithCapacity:(NSUInteger)worldLandmarksProto.size()];
|
||||
|
||||
for (const auto &worldLandmarkListProto : worldLandmarksProto) {
|
||||
NSMutableArray<MPPLandmark *> *worldLandmarks =
|
||||
[NSMutableArray arrayWithCapacity:(NSUInteger)worldLandmarkListProto.landmark().size()];
|
||||
for (const auto &landmarkProto : worldLandmarkListProto.landmark()) {
|
||||
MPPLandmark *landmark = [MPPLandmark landmarkWithProto:landmarkProto];
|
||||
[worldLandmarks addObject:landmark];
|
||||
}
|
||||
[multiplePoseWorldLandmarks addObject:worldLandmarks];
|
||||
}
|
||||
|
||||
NSMutableArray<MPPMask *> *confidenceMasks =
|
||||
[NSMutableArray arrayWithCapacity:(NSUInteger)segmentationMasks->size()];
|
||||
|
||||
for (const auto &segmentationMask : *segmentationMasks) {
|
||||
[confidenceMasks addObject:[[MPPMask alloc] initWithFloat32Data:(float *)segmentationMask
|
||||
.GetImageFrameSharedPtr()
|
||||
.get()
|
||||
->PixelData()
|
||||
width:segmentationMask.width()
|
||||
height:segmentationMask.height()
|
||||
/** Always deep copy */
|
||||
shouldCopy:YES]];
|
||||
}
|
||||
|
||||
MPPPoseLandmarkerResult *poseLandmarkerResult =
|
||||
[[MPPPoseLandmarkerResult alloc] initWithLandmarks:multiplePoseLandmarks
|
||||
worldLandmarks:multiplePoseWorldLandmarks
|
||||
segmentationMasks:confidenceMasks
|
||||
timestampInMilliseconds:timestampInMilliseconds];
|
||||
return poseLandmarkerResult;
|
||||
}
|
||||
|
||||
+ (MPPPoseLandmarkerResult *)
|
||||
poseLandmarkerResultWithLandmarksPacket:(const Packet &)landmarksPacket
|
||||
worldLandmarksPacket:(const Packet &)worldLandmarksPacket
|
||||
segmentationMasksPacket:(const Packet *)segmentationMasksPacket {
|
||||
NSInteger timestampInMilliseconds =
|
||||
(NSInteger)(landmarksPacket.Timestamp().Value() / kMicroSecondsPerMilliSecond);
|
||||
|
||||
if (landmarksPacket.IsEmpty()) {
|
||||
return [MPPPoseLandmarkerResult
|
||||
emptyPoseLandmarkerResultWithTimestampInMilliseconds:timestampInMilliseconds];
|
||||
}
|
||||
|
||||
if (!landmarksPacket.ValidateAsType<std::vector<NormalizedLandmarkListProto>>().ok() ||
|
||||
!worldLandmarksPacket.ValidateAsType<std::vector<LandmarkListProto>>().ok()) {
|
||||
return [MPPPoseLandmarkerResult
|
||||
emptyPoseLandmarkerResultWithTimestampInMilliseconds:timestampInMilliseconds];
|
||||
}
|
||||
|
||||
const std::vector<Image> *segmentationMasks =
|
||||
segmentationMasksPacket ? &(segmentationMasksPacket->Get<std::vector<Image>>()) : nullptr;
|
||||
|
||||
return [MPPPoseLandmarkerResult
|
||||
poseLandmarkerResultWithLandmarksProto:landmarksPacket
|
||||
.Get<std::vector<NormalizedLandmarkListProto>>()
|
||||
worldLandmarksProto:worldLandmarksPacket
|
||||
.Get<std::vector<LandmarkListProto>>()
|
||||
segmentationMasks:segmentationMasks
|
||||
timestampInMilliSeconds:timestampInMilliseconds];
|
||||
}
|
||||
|
||||
@end
|
Loading…
Reference in New Issue
Block a user