October 2018
Intermediate to advanced
246 pages
6h 26m
English
Content preview from Machine Learning Projects for Mobile Applications
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Step three: barcode detection
Based on the image detection, the listener callback will come into either success or failure methods. The output will contain the list of identified FirebaseVisionBarcode objects as follows:
@Overrideprotected Task<List<FirebaseVisionBarcode>> detectInImage(FirebaseVisionImage image) { return detector.detectInImage(image);}@Overrideprotected void onSuccess( @NonNull List<FirebaseVisionBarcode> barcodes, @NonNull FrameMetadata frameMetadata, @NonNull GraphicOverlay graphicOverlay) { graphicOverlay.clear(); for (int i = 0; i < barcodes.size(); ++i) { FirebaseVisionBarcode barcode = barcodes.get(i); BarcodeGraphic barcodeGraphic = new BarcodeGraphic(graphicOverlay, barcode); graphicOverlay.add(barcodeGraphic)
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