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Updated MPPImageClassifier to use delegates instead of completion blocks for callback.

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This commit is contained in:
Prianka Liz Kariat
2023-05-04 16:43:18 +05:30
parent 1323a5271c
commit ab4b07646c
5 changed files with 205 additions and 58 deletions
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mediapipe/tasks/ios/vision/image_classifier/sources/MPPImageClassifier.h
+11 -5
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@@ -164,8 +164,11 @@ NS_SWIFT_NAME(ImageClassifier)
* Sends live stream image data of type `MPPImage` to perform image classification using the whole
* image as region of interest. Rotation will be applied according to the `orientation` property of
* the provided `MPPImage`. Only use this method when the `MPPImageClassifier` is created with
* `MPPRunningModeLiveStream`. Results are provided asynchronously via the `completion` callback
* provided in the `MPPImageClassifierOptions`.
* `MPPRunningModeLiveStream`.
* The object which needs to be continuously notified of the available results of image
* classification must confirm to `MPPImageClassifierLiveStreamDelegate` protocol and implement the
* `imageClassifier:didFinishClassificationWithResult:timestampInMilliseconds:error:`
* delegate method.
*
* It's required to provide a timestamp (in milliseconds) to indicate when the input image is sent
* to the image classifier. The input timestamps must be monotonically increasing.
@@ -185,11 +188,14 @@ NS_SWIFT_NAME(ImageClassifier)
NS_SWIFT_NAME(classifyAsync(image:timestampInMilliseconds:));
/**
* Sends live stream image data of type `MPPImage` to perform image classification, cropped to the
* Sends live stream image data of type ``MPPImage`` to perform image classification, cropped to the
* specified region of interest.. Rotation will be applied according to the `orientation` property
* of the provided `MPPImage`. Only use this method when the `MPPImageClassifier` is created with
* `MPPRunningModeLiveStream`. Results are provided asynchronously via the `completion` callback
* provided in the `MPPImageClassifierOptions`.
* `MPPRunningModeLiveStream`.
* The object which needs to be continuously notified of the available results of image
* classification must confirm to `MPPImageClassifierLiveStreamDelegate` protocol and implement the
* `imageClassifier:didFinishClassificationWithResult:timestampInMilliseconds:error:` delegate
* method.
*
* It's required to provide a timestamp (in milliseconds) to indicate when the input image is sent
* to the image classifier. The input timestamps must be monotonically increasing.