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Updated documentation of MPImage

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This commit is contained in:
Prianka Liz Kariat 2023-07-07 22:03:15 +05:30
parent 7556a3f1b4
commit cae10ea115
1 changed files with 11 additions and 6 deletions
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17
mediapipe/tasks/ios/vision/core/sources/MPPImage.h
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@ -62,10 +62,10 @@ NS_SWIFT_NAME(MPImage)
/** /**
* Initializes an `MPPImage` object with the given `UIImage`. * Initializes an `MPPImage` object with the given `UIImage`.
* The orientation of the newly created `MPPImage` will be `UIImageOrientationUp`. * The orientation of the newly created `MPPImage` will be equal to the `imageOrientation` of
* Hence, if this image is used as input for any MediaPipe vision tasks, inference will be * `UIImage` and when sent to the vision tasks for inference, rotation will be applied accordingly.
* performed on the it without any rotation. To create an `MPPImage` with a different orientation, * To create an `MPPImage` with an orientation different from its `imageOrientation`, please use
* please use `[MPPImage initWithImage:orientation:error:]`. * `[MPPImage initWithImage:orientation:error:]`.
* *
* @param image The image to use as the source. Its `CGImage` property must not be `NULL`. * @param image The image to use as the source. Its `CGImage` property must not be `NULL`.
* @param error An optional error parameter populated when there is an error in initializing the * @param error An optional error parameter populated when there is an error in initializing the
@ -77,14 +77,19 @@ NS_SWIFT_NAME(MPImage)
- (nullable instancetype)initWithUIImage:(UIImage *)image error:(NSError **)error; - (nullable instancetype)initWithUIImage:(UIImage *)image error:(NSError **)error;
/** /**
* Initializes an `MPPImage` object with the given `UIImabe` and orientation. * Initializes an `MPPImage` object with the given `UIImage` and orientation. The given orientation
* will be used to calculate the rotation to be applied to the `UIImage` before inference is
* performed on it by the vision tasks. The `imageOrientation` stored in the `UIImage` is ignored
* when `MPImage` objects created by this method are sent to the vision tasks for inference. Use
* `[MPPImage initWithImage:orientation:error:]` to initialize images with the `imageOrientation` of
* `UIImage`.
* *
* If the newly created `MPPImage` is used as input for any MediaPipe vision tasks, inference * If the newly created `MPPImage` is used as input for any MediaPipe vision tasks, inference
* will be performed on a copy of the image rotated according to the orientation. * will be performed on a copy of the image rotated according to the orientation.
* *
* @param image The image to use as the source. Its `CGImage` property must not be `NULL`. * @param image The image to use as the source. Its `CGImage` property must not be `NULL`.
* @param orientation The display orientation of the image. This will be stored in the property * @param orientation The display orientation of the image. This will be stored in the property
* `orientation`. `MPPImage`. * `orientation` `MPPImage` and will override the `imageOrientation` of the passed in `UIImage`.
* @param error An optional error parameter populated when there is an error in initializing the * @param error An optional error parameter populated when there is an error in initializing the
* `MPPImage`. * `MPPImage`.
* *