@zxing/library
Version:
TypeScript port of ZXing multi-format 1D/2D barcode image processing library.
39 lines • 1.83 kB
JavaScript
;
/*
* Copyright (C) 2010 ZXing authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var UPCEANReader_1 = require("./UPCEANReader");
var UPCEANExtension5Support_1 = require("./UPCEANExtension5Support");
var UPCEANExtension2Support_1 = require("./UPCEANExtension2Support");
var UPCEANExtensionSupport = /** @class */ (function () {
function UPCEANExtensionSupport() {
}
UPCEANExtensionSupport.decodeRow = function (rowNumber, row, rowOffset) {
var extensionStartRange = UPCEANReader_1.default.findGuardPattern(row, rowOffset, false, this.EXTENSION_START_PATTERN, new Array(this.EXTENSION_START_PATTERN.length).fill(0));
try {
var fiveSupport = new UPCEANExtension5Support_1.default();
return fiveSupport.decodeRow(rowNumber, row, extensionStartRange);
}
catch (err) {
var twoSupport = new UPCEANExtension2Support_1.default();
return twoSupport.decodeRow(rowNumber, row, extensionStartRange);
}
};
UPCEANExtensionSupport.EXTENSION_START_PATTERN = [1, 1, 2];
return UPCEANExtensionSupport;
}());
exports.default = UPCEANExtensionSupport;
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