Updated iOS Image Segmenter documentation to use Swift names
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@ -33,15 +33,15 @@ typedef NS_ENUM(NSUInteger, MPPMaskDataType) {
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* Masks are stored as `UInt8 *` or `float *` objects.
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* Masks are stored as `UInt8 *` or `float *` objects.
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* Every mask has an underlying type which can be accessed using `dataType`. You can access the
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* Every mask has an underlying type which can be accessed using `dataType`. You can access the
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* mask as any other type using the appropriate properties. For example, if the underlying type is
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* mask as any other type using the appropriate properties. For example, if the underlying type is
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* `MPPMaskDataTypeUInt8`, in addition to accessing the mask using `uint8Data`, you can access
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* `uInt8`, in addition to accessing the mask using `uint8Data`, you can access `float32Data` to get
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* `float32Data` to get the 32 bit float data (with values ranging from 0.0 to 1.0). The first
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* the 32 bit float data (with values ranging from 0.0 to 1.0). The first time you access the data
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* time you access the data as a type different from the underlying type, an expensive type
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* as a type different from the underlying type, an expensive type conversion is performed.
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* conversion is performed. Subsequent accesses return a pointer to the memory location for the same
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* Subsequent accesses return a pointer to the memory location for the same type converted array. As
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* type converted array. As type conversions can be expensive, it is recommended to limit the
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* type conversions can be expensive, it is recommended to limit the accesses to data of types
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* accesses to data of types different from the underlying type.
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* different from the underlying type.
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*
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*
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* Masks that are returned from a MediaPipe Tasks are owned by by the underlying C++ Task. If you
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* Masks that are returned from a MediaPipe Tasks are owned by by the underlying C++ Task. If you
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* need to extend the lifetime of these objects, you can invoke the `[MPPMask copy:]` method.
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* need to extend the lifetime of these objects, you can invoke the `copy()` method.
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*/
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*/
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NS_SWIFT_NAME(Mask)
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NS_SWIFT_NAME(Mask)
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@interface MPPMask : NSObject <NSCopying>
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@interface MPPMask : NSObject <NSCopying>
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@ -68,19 +68,18 @@ NS_SWIFT_NAME(Mask)
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@property(nonatomic, readonly, assign) const float *float32Data;
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@property(nonatomic, readonly, assign) const float *float32Data;
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/**
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/**
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* Initializes an `MPPMask` object of type `MPPMaskDataTypeUInt8` with the given `UInt8*` data,
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* Initializes an `Mask` object of type `uInt8` with the given `UInt8*` data, width and height.
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* width and height.
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*
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*
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* If `shouldCopy` is set to `YES`, the newly created `MPPMask` stores a reference to a deep copied
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* If `shouldCopy` is set to `true`, the newly created `Mask` stores a reference to a deep copied
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* `uint8Data`. Since deep copies are expensive, it is recommended to not set `shouldCopy` unless
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* `uint8Data`. Since deep copies are expensive, it is recommended to not set `shouldCopy` unless
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* the `MPPMask` must outlive the passed in `uint8Data`.
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* the `Mask` must outlive the passed in `uint8Data`.
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*
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*
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* @param uint8Data A pointer to the memory location of the `UInt8` data array.
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* @param uint8Data A pointer to the memory location of the `UInt8` data array.
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* @param width The width of the mask.
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* @param width The width of the mask.
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* @param height The height of the mask.
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* @param height The height of the mask.
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* @param shouldCopy The height of the mask.
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* @param shouldCopy The height of the mask.
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*
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*
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* @return A new `MPPMask` instance with the given `UInt8*` data, width and height.
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* @return A new `Mask` instance with the given `UInt8*` data, width and height.
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*/
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*/
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- (nullable instancetype)initWithUInt8Data:(const UInt8 *)uint8Data
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- (nullable instancetype)initWithUInt8Data:(const UInt8 *)uint8Data
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width:(NSInteger)width
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width:(NSInteger)width
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@ -88,18 +87,17 @@ NS_SWIFT_NAME(Mask)
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shouldCopy:(BOOL)shouldCopy NS_DESIGNATED_INITIALIZER;
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shouldCopy:(BOOL)shouldCopy NS_DESIGNATED_INITIALIZER;
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/**
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/**
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* Initializes an `MPPMask` object of type `MPPMaskDataTypeFloat32` with the given `float*` data,
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* Initializes an `Mask` object of type `float32` with the given `float*` data, width and height.
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* width and height.
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*
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*
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* If `shouldCopy` is set to `YES`, the newly created `MPPMask` stores a reference to a deep copied
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* If `shouldCopy` is set to `true`, the newly created `Mask` stores a reference to a deep copied
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* `float32Data`. Since deep copies are expensive, it is recommended to not set `shouldCopy` unless
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* `float32Data`. Since deep copies are expensive, it is recommended to not set `shouldCopy` unless
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* the `MPPMask` must outlive the passed in `float32Data`.
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* the `Mask` must outlive the passed in `float32Data`.
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*
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*
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* @param float32Data A pointer to the memory location of the `float` data array.
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* @param float32Data A pointer to the memory location of the `float` data array.
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* @param width The width of the mask.
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* @param width The width of the mask.
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* @param height The height of the mask.
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* @param height The height of the mask.
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*
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*
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* @return A new `MPPMask` instance with the given `float*` data, width and height.
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* @return A new `Mask` instance with the given `float*` data, width and height.
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*/
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*/
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- (nullable instancetype)initWithFloat32Data:(const float *)float32Data
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- (nullable instancetype)initWithFloat32Data:(const float *)float32Data
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width:(NSInteger)width
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width:(NSInteger)width
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@ -30,7 +30,6 @@
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width:(NSInteger)width
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width:(NSInteger)width
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height:(NSInteger)height
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height:(NSInteger)height
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shouldCopy:(BOOL)shouldCopy {
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shouldCopy:(BOOL)shouldCopy {
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self = [super init];
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self = [super init];
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if (self) {
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if (self) {
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_width = width;
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_width = width;
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@ -23,11 +23,11 @@ NS_ASSUME_NONNULL_BEGIN
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@class MPPImageSegmenter;
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@class MPPImageSegmenter;
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/**
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/**
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* This protocol defines an interface for the delegates of `MPPImageSegmenter` object to receive
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* This protocol defines an interface for the delegates of `ImageSegmenter` object to receive
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* results of performing asynchronous segmentation on images (i.e, when `runningMode` =
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* results of performing asynchronous segmentation on images (i.e, when `runningMode` =
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* `MPPRunningModeLiveStream`).
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* `liveStream`).
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*
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*
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* The delegate of `MPPImageSegmenter` must adopt `MPPImageSegmenterLiveStreamDelegate` protocol.
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* The delegate of `ImageSegmenter` must adopt `ImageSegmenterLiveStreamDelegate` protocol.
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* The methods in this protocol are optional.
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* The methods in this protocol are optional.
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*/
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*/
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NS_SWIFT_NAME(ObjectDetectorLiveStreamDelegate)
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NS_SWIFT_NAME(ObjectDetectorLiveStreamDelegate)
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@ -37,14 +37,14 @@ NS_SWIFT_NAME(ObjectDetectorLiveStreamDelegate)
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/**
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/**
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* This method notifies a delegate that the results of asynchronous segmentation of
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* This method notifies a delegate that the results of asynchronous segmentation of
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* an image submitted to the `MPPImageSegmenter` is available.
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* an image submitted to the `ImageSegmenter` is available.
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*
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*
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* This method is called on a private serial dispatch queue created by the `MPPImageSegmenter`
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* This method is called on a private serial dispatch queue created by the `ImageSegmenter`
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* for performing the asynchronous delegates calls.
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* for performing the asynchronous delegates calls.
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*
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*
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* @param imageSegmenter The image segmenter which performed the segmentation. This is useful to
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* @param imageSegmenter The image segmenter which performed the segmentation. This is useful to
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* test equality when there are multiple instances of `MPPImageSegmenter`.
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* test equality when there are multiple instances of `ImageSegmenter`.
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* @param result The `MPPImageSegmenterResult` object that contains a list of category or confidence
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* @param result The `ImageSegmenterResult` object that contains a list of category or confidence
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* masks and optional quality scores.
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* masks and optional quality scores.
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* @param timestampInMilliseconds The timestamp (in milliseconds) which indicates when the input
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* @param timestampInMilliseconds The timestamp (in milliseconds) which indicates when the input
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* image was sent to the image segmenter.
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* image was sent to the image segmenter.
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@ -58,26 +58,26 @@ NS_SWIFT_NAME(ObjectDetectorLiveStreamDelegate)
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NS_SWIFT_NAME(imageSegmenter(_:didFinishSegmentation:timestampInMilliseconds:error:));
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NS_SWIFT_NAME(imageSegmenter(_:didFinishSegmentation:timestampInMilliseconds:error:));
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@end
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@end
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/** Options for setting up a `MPPImageSegmenter`. */
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/** Options for setting up a `ImageSegmenter`. */
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NS_SWIFT_NAME(ImageSegmenterOptions)
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NS_SWIFT_NAME(ImageSegmenterOptions)
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@interface MPPImageSegmenterOptions : MPPTaskOptions <NSCopying>
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@interface MPPImageSegmenterOptions : MPPTaskOptions <NSCopying>
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/**
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/**
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* Running mode of the image segmenter task. Defaults to `MPPRunningModeImage`.
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* Running mode of the image segmenter task. Defaults to `image`.
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* `MPPImageSegmenter` can be created with one of the following running modes:
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* `ImageSegmenter` can be created with one of the following running modes:
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* 1. `MPPRunningModeImage`: The mode for performing segmentation on single image inputs.
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* 1. `image`: The mode for performing segmentation on single image inputs.
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* 2. `MPPRunningModeVideo`: The mode for performing segmentation on the decoded frames of a
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* 2. `video`: The mode for performing segmentation on the decoded frames of a
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* video.
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* video.
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* 3. `MPPRunningModeLiveStream`: The mode for performing segmentation on a live stream of
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* 3. `liveStream`: The mode for performing segmentation on a live stream of
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* input data, such as from the camera.
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* input data, such as from the camera.
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*/
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*/
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@property(nonatomic) MPPRunningMode runningMode;
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@property(nonatomic) MPPRunningMode runningMode;
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/**
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/**
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* An object that confirms to `MPPImageSegmenterLiveStreamDelegate` protocol. This object must
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* An object that confirms to `ImageSegmenterLiveStreamDelegate` protocol. This object must
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* implement `imageSegmenter:didFinishSegmentationWithResult:timestampInMilliseconds:error:` to
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* implement `imageSegmenter(_:didFinishSegmentationWithResult:timestampInMilliseconds:error:)` to
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* receive the results of performing asynchronous segmentation on images (i.e, when `runningMode` =
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* receive the results of performing asynchronous segmentation on images (i.e, when `runningMode` =
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* `MPPRunningModeLiveStream`).
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* `liveStream`).
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*/
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*/
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@property(nonatomic, weak, nullable) id<MPPImageSegmenterLiveStreamDelegate>
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@property(nonatomic, weak, nullable) id<MPPImageSegmenterLiveStreamDelegate>
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imageSegmenterLiveStreamDelegate;
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imageSegmenterLiveStreamDelegate;
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@ -18,22 +18,22 @@
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NS_ASSUME_NONNULL_BEGIN
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NS_ASSUME_NONNULL_BEGIN
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/** Represents the segmentation results generated by `MPPImageSegmenter`. */
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/** Represents the segmentation results generated by `ImageSegmenter`. */
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NS_SWIFT_NAME(ImageSegmenterResult)
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NS_SWIFT_NAME(ImageSegmenterResult)
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@interface MPPImageSegmenterResult : MPPTaskResult
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@interface MPPImageSegmenterResult : MPPTaskResult
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/**
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/**
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* An optional array of `MPPMask` objects. Each `MPPMask` in the array holds a 32 bit float array of
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* An optional array of `Mask` objects. Each `Mask` in the array holds a 32 bit float array of size
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* size `image width` * `image height` which represents the confidence mask for each category. Each
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* `image width` * `image height` which represents the confidence mask for each category. Each
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* element of the float array represents the confidence with which the model predicted that the
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* element of the float array represents the confidence with which the model predicted that the
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* corresponding pixel belongs to the category that the mask represents, usually in the range [0,1].
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* corresponding pixel belongs to the category that the mask represents, usually in the range [0,1].
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*/
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*/
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@property(nonatomic, readonly, nullable) NSArray<MPPMask *> *confidenceMasks;
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@property(nonatomic, readonly, nullable) NSArray<MPPMask *> *confidenceMasks;
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/**
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/**
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* An optional `MPPMask` that holds a`UInt8` array of size `image width` * `image height`. Each
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* An optional `Mask` that holds a`UInt8` array of size `image width` * `image height`. Each element
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* element of this array represents the class to which the pixel in the original image was predicted
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* of this array represents the class to which the pixel in the original image was predicted to
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* to belong to.
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* belong to.
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*/
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*/
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@property(nonatomic, readonly, nullable) MPPMask *categoryMask;
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@property(nonatomic, readonly, nullable) MPPMask *categoryMask;
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@ -45,17 +45,17 @@ NS_SWIFT_NAME(ImageSegmenterResult)
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@property(nonatomic, readonly, nullable) NSArray<NSNumber *> *qualityScores;
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@property(nonatomic, readonly, nullable) NSArray<NSNumber *> *qualityScores;
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/**
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/**
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* Initializes a new `MPPImageSegmenterResult` with the given array of confidence masks, category
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* Initializes a new `ImageSegmenterResult` with the given array of confidence masks, category mask,
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* mask, quality scores and timestamp (in milliseconds).
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* quality scores and timestamp (in milliseconds).
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*
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*
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* @param confidenceMasks An optional array of `MPPMask` objects. Each `MPPMask` in the array must
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* @param confidenceMasks An optional array of `Mask` objects. Each `Mask` in the array must
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* be of type `MPPMaskDataTypeFloat32`.
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* be of type `float32`.
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* @param categoryMask An optional `MPMask` object of type `MPPMaskDataTypeUInt8`.
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* @param categoryMask An optional `Mask` object of type `uInt8`.
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* @param qualityScores The quality scores of the result masks of type NSArray<NSNumber *> *. Each
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* @param qualityScores The quality scores of the result masks of type NSArray<NSNumber *> *. Each
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* `NSNumber` in the array holds a `float`.
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* `NSNumber` in the array holds a `float`.
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* @param timestampInMilliseconds The timestamp (in milliseconds) for this result.
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* @param timestampInMilliseconds The timestamp (in milliseconds) for this result.
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*
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*
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* @return An instance of `MPPImageSegmenterResult` initialized with the given array of confidence
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* @return An instance of `ImageSegmenterResult` initialized with the given array of confidence
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* masks, category mask, quality scores and timestamp (in milliseconds).
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* masks, category mask, quality scores and timestamp (in milliseconds).
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*/
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*/
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- (instancetype)initWithConfidenceMasks:(nullable NSArray<MPPMask *> *)confidenceMasks
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- (instancetype)initWithConfidenceMasks:(nullable NSArray<MPPMask *> *)confidenceMasks
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