nativescript-plugin-firebase-ssi
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JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
var image_source_1 = require("tns-core-modules/image-source");
var automl_common_1 = require("./automl-common");
var MLKitAutoML = (function (_super) {
__extends(MLKitAutoML, _super);
function MLKitAutoML() {
return _super !== null && _super.apply(this, arguments) || this;
}
MLKitAutoML.prototype.createDetector = function () {
return getDetector(this.localModelResourceFolder, this.confidenceThreshold);
};
MLKitAutoML.prototype.createSuccessListener = function () {
var _this = this;
return function (labels, error) {
if (error !== null) {
console.log(error.localizedDescription);
}
else if (labels !== null && labels.count > 0) {
var result = {
labels: []
};
for (var i = 0, l = labels.count; i < l; i++) {
var label = labels.objectAtIndex(i);
result.labels.push({
text: label.text,
confidence: label.confidence
});
}
_this.notify({
eventName: MLKitAutoML.scanResultEvent,
object: _this,
value: result
});
}
};
};
MLKitAutoML.prototype.rotateRecording = function () {
return true;
};
return MLKitAutoML;
}(automl_common_1.MLKitAutoML));
exports.MLKitAutoML = MLKitAutoML;
function getDetector(localModelResourceFolder, confidenceThreshold) {
var manifestPath = NSBundle.mainBundle.pathForResourceOfTypeInDirectory("manifest", "json", localModelResourceFolder);
var fIRAutoMLLocalModel = FIRAutoMLLocalModel.alloc().initWithManifestPath(manifestPath);
var options = FIRVisionOnDeviceAutoMLImageLabelerOptions.alloc().initWithLocalModel(fIRAutoMLLocalModel);
options.confidenceThreshold = confidenceThreshold || 0.5;
var fIRVisionImageLabeler = FIRVision.vision().onDeviceAutoMLImageLabelerWithOptions(options);
return fIRVisionImageLabeler;
}
function labelImage(options) {
return new Promise(function (resolve, reject) {
try {
var labelDetector = getDetector(options.localModelResourceFolder, options.confidenceThreshold);
labelDetector.processImageCompletion(getImage(options), function (labels, error) {
if (error !== null) {
reject(error.localizedDescription);
}
else if (labels !== null) {
var result = {
labels: []
};
for (var i = 0, l = labels.count; i < l; i++) {
var label = labels.objectAtIndex(i);
result.labels.push({
text: label.text,
confidence: label.confidence
});
}
resolve(result);
}
});
}
catch (ex) {
console.log("Error in firebase.mlkit.labelImageOnDevice: " + ex);
reject(ex);
}
});
}
exports.labelImage = labelImage;
function getImage(options) {
var image = options.image instanceof image_source_1.ImageSource ? options.image.ios : options.image.imageSource.ios;
return FIRVisionImage.alloc().initWithImage(image);
}