"use strict";
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/*
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* Copyright 2013 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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var __values = (this && this.__values) || function(o) {
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var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
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if (m) return m.call(o);
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if (o && typeof o.length === "number") return {
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next: function () {
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if (o && i >= o.length) o = void 0;
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return { value: o && o[i++], done: !o };
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}
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};
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throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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// package com.google.zxing.pdf417.decoder;
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// import com.google.zxing.pdf417.PDF417Common;
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var PDF417Common_1 = require("../PDF417Common");
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var Formatter_1 = require("../../util/Formatter");
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/**
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* @author Guenther Grau
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*/
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var DetectionResult = /** @class */ (function () {
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function DetectionResult(barcodeMetadata, boundingBox) {
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/*final*/ this.ADJUST_ROW_NUMBER_SKIP = 2;
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this.barcodeMetadata = barcodeMetadata;
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this.barcodeColumnCount = barcodeMetadata.getColumnCount();
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this.boundingBox = boundingBox;
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// this.detectionResultColumns = new DetectionResultColumn[this.barcodeColumnCount + 2];
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this.detectionResultColumns = new Array(this.barcodeColumnCount + 2);
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}
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DetectionResult.prototype.getDetectionResultColumns = function () {
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this.adjustIndicatorColumnRowNumbers(this.detectionResultColumns[0]);
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this.adjustIndicatorColumnRowNumbers(this.detectionResultColumns[this.barcodeColumnCount + 1]);
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var unadjustedCodewordCount = PDF417Common_1.default.MAX_CODEWORDS_IN_BARCODE;
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var previousUnadjustedCount;
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do {
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previousUnadjustedCount = unadjustedCodewordCount;
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unadjustedCodewordCount = this.adjustRowNumbersAndGetCount();
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} while (unadjustedCodewordCount > 0 && unadjustedCodewordCount < previousUnadjustedCount);
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return this.detectionResultColumns;
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};
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DetectionResult.prototype.adjustIndicatorColumnRowNumbers = function (detectionResultColumn) {
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if (detectionResultColumn != null) {
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detectionResultColumn
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.adjustCompleteIndicatorColumnRowNumbers(this.barcodeMetadata);
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}
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};
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// TODO ensure that no detected codewords with unknown row number are left
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// we should be able to estimate the row height and use it as a hint for the row number
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// we should also fill the rows top to bottom and bottom to top
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/**
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* @return number of codewords which don't have a valid row number. Note that the count is not accurate as codewords
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* will be counted several times. It just serves as an indicator to see when we can stop adjusting row numbers
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*/
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DetectionResult.prototype.adjustRowNumbersAndGetCount = function () {
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var unadjustedCount = this.adjustRowNumbersByRow();
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if (unadjustedCount === 0) {
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return 0;
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}
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for (var barcodeColumn /*int*/ = 1; barcodeColumn < this.barcodeColumnCount + 1; barcodeColumn++) {
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var codewords = this.detectionResultColumns[barcodeColumn].getCodewords();
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for (var codewordsRow /*int*/ = 0; codewordsRow < codewords.length; codewordsRow++) {
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if (codewords[codewordsRow] == null) {
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continue;
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}
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if (!codewords[codewordsRow].hasValidRowNumber()) {
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this.adjustRowNumbers(barcodeColumn, codewordsRow, codewords);
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}
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}
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}
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return unadjustedCount;
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};
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DetectionResult.prototype.adjustRowNumbersByRow = function () {
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this.adjustRowNumbersFromBothRI();
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// TODO we should only do full row adjustments if row numbers of left and right row indicator column match.
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// Maybe it's even better to calculated the height (rows: d) and divide it by the number of barcode
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// rows. This, together with the LRI and RRI row numbers should allow us to get a good estimate where a row
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// number starts and ends.
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var unadjustedCount = this.adjustRowNumbersFromLRI();
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return unadjustedCount + this.adjustRowNumbersFromRRI();
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};
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DetectionResult.prototype.adjustRowNumbersFromBothRI = function () {
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if (this.detectionResultColumns[0] == null || this.detectionResultColumns[this.barcodeColumnCount + 1] == null) {
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return;
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}
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var LRIcodewords = this.detectionResultColumns[0].getCodewords();
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var RRIcodewords = this.detectionResultColumns[this.barcodeColumnCount + 1].getCodewords();
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for (var codewordsRow /*int*/ = 0; codewordsRow < LRIcodewords.length; codewordsRow++) {
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if (LRIcodewords[codewordsRow] != null &&
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RRIcodewords[codewordsRow] != null &&
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LRIcodewords[codewordsRow].getRowNumber() === RRIcodewords[codewordsRow].getRowNumber()) {
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for (var barcodeColumn /*int*/ = 1; barcodeColumn <= this.barcodeColumnCount; barcodeColumn++) {
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var codeword = this.detectionResultColumns[barcodeColumn].getCodewords()[codewordsRow];
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if (codeword == null) {
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continue;
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}
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codeword.setRowNumber(LRIcodewords[codewordsRow].getRowNumber());
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if (!codeword.hasValidRowNumber()) {
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this.detectionResultColumns[barcodeColumn].getCodewords()[codewordsRow] = null;
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}
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}
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}
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}
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};
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DetectionResult.prototype.adjustRowNumbersFromRRI = function () {
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if (this.detectionResultColumns[this.barcodeColumnCount + 1] == null) {
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return 0;
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}
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var unadjustedCount = 0;
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var codewords = this.detectionResultColumns[this.barcodeColumnCount + 1].getCodewords();
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for (var codewordsRow /*int*/ = 0; codewordsRow < codewords.length; codewordsRow++) {
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if (codewords[codewordsRow] == null) {
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continue;
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}
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var rowIndicatorRowNumber = codewords[codewordsRow].getRowNumber();
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var invalidRowCounts = 0;
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for (var barcodeColumn /*int*/ = this.barcodeColumnCount + 1; barcodeColumn > 0 && invalidRowCounts < this.ADJUST_ROW_NUMBER_SKIP; barcodeColumn--) {
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var codeword = this.detectionResultColumns[barcodeColumn].getCodewords()[codewordsRow];
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if (codeword != null) {
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invalidRowCounts = DetectionResult.adjustRowNumberIfValid(rowIndicatorRowNumber, invalidRowCounts, codeword);
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if (!codeword.hasValidRowNumber()) {
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unadjustedCount++;
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}
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}
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}
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}
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return unadjustedCount;
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};
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DetectionResult.prototype.adjustRowNumbersFromLRI = function () {
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if (this.detectionResultColumns[0] == null) {
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return 0;
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}
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var unadjustedCount = 0;
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var codewords = this.detectionResultColumns[0].getCodewords();
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for (var codewordsRow /*int*/ = 0; codewordsRow < codewords.length; codewordsRow++) {
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if (codewords[codewordsRow] == null) {
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continue;
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}
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var rowIndicatorRowNumber = codewords[codewordsRow].getRowNumber();
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var invalidRowCounts = 0;
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for (var barcodeColumn /*int*/ = 1; barcodeColumn < this.barcodeColumnCount + 1 && invalidRowCounts < this.ADJUST_ROW_NUMBER_SKIP; barcodeColumn++) {
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var codeword = this.detectionResultColumns[barcodeColumn].getCodewords()[codewordsRow];
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if (codeword != null) {
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invalidRowCounts = DetectionResult.adjustRowNumberIfValid(rowIndicatorRowNumber, invalidRowCounts, codeword);
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if (!codeword.hasValidRowNumber()) {
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unadjustedCount++;
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}
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}
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}
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}
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return unadjustedCount;
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};
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DetectionResult.adjustRowNumberIfValid = function (rowIndicatorRowNumber, invalidRowCounts, codeword) {
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if (codeword == null) {
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return invalidRowCounts;
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}
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if (!codeword.hasValidRowNumber()) {
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if (codeword.isValidRowNumber(rowIndicatorRowNumber)) {
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codeword.setRowNumber(rowIndicatorRowNumber);
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invalidRowCounts = 0;
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}
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else {
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++invalidRowCounts;
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}
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}
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return invalidRowCounts;
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};
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DetectionResult.prototype.adjustRowNumbers = function (barcodeColumn, codewordsRow, codewords) {
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var e_1, _a;
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if (this.detectionResultColumns[barcodeColumn - 1] == null) {
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return;
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}
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var codeword = codewords[codewordsRow];
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var previousColumnCodewords = this.detectionResultColumns[barcodeColumn - 1].getCodewords();
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var nextColumnCodewords = previousColumnCodewords;
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if (this.detectionResultColumns[barcodeColumn + 1] != null) {
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nextColumnCodewords = this.detectionResultColumns[barcodeColumn + 1].getCodewords();
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}
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// let otherCodewords: Codeword[] = new Codeword[14];
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var otherCodewords = new Array(14);
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otherCodewords[2] = previousColumnCodewords[codewordsRow];
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otherCodewords[3] = nextColumnCodewords[codewordsRow];
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if (codewordsRow > 0) {
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otherCodewords[0] = codewords[codewordsRow - 1];
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otherCodewords[4] = previousColumnCodewords[codewordsRow - 1];
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otherCodewords[5] = nextColumnCodewords[codewordsRow - 1];
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}
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if (codewordsRow > 1) {
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otherCodewords[8] = codewords[codewordsRow - 2];
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otherCodewords[10] = previousColumnCodewords[codewordsRow - 2];
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otherCodewords[11] = nextColumnCodewords[codewordsRow - 2];
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}
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if (codewordsRow < codewords.length - 1) {
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otherCodewords[1] = codewords[codewordsRow + 1];
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otherCodewords[6] = previousColumnCodewords[codewordsRow + 1];
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otherCodewords[7] = nextColumnCodewords[codewordsRow + 1];
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}
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if (codewordsRow < codewords.length - 2) {
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otherCodewords[9] = codewords[codewordsRow + 2];
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otherCodewords[12] = previousColumnCodewords[codewordsRow + 2];
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otherCodewords[13] = nextColumnCodewords[codewordsRow + 2];
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}
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try {
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for (var otherCodewords_1 = __values(otherCodewords), otherCodewords_1_1 = otherCodewords_1.next(); !otherCodewords_1_1.done; otherCodewords_1_1 = otherCodewords_1.next()) {
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var otherCodeword = otherCodewords_1_1.value;
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if (DetectionResult.adjustRowNumber(codeword, otherCodeword)) {
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return;
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}
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}
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}
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catch (e_1_1) { e_1 = { error: e_1_1 }; }
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finally {
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try {
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if (otherCodewords_1_1 && !otherCodewords_1_1.done && (_a = otherCodewords_1.return)) _a.call(otherCodewords_1);
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}
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finally { if (e_1) throw e_1.error; }
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}
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};
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/**
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* @return true, if row number was adjusted, false otherwise
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*/
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DetectionResult.adjustRowNumber = function (codeword, otherCodeword) {
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if (otherCodeword == null) {
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return false;
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}
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if (otherCodeword.hasValidRowNumber() && otherCodeword.getBucket() === codeword.getBucket()) {
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codeword.setRowNumber(otherCodeword.getRowNumber());
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return true;
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}
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return false;
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};
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DetectionResult.prototype.getBarcodeColumnCount = function () {
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return this.barcodeColumnCount;
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};
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DetectionResult.prototype.getBarcodeRowCount = function () {
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return this.barcodeMetadata.getRowCount();
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};
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DetectionResult.prototype.getBarcodeECLevel = function () {
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return this.barcodeMetadata.getErrorCorrectionLevel();
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};
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DetectionResult.prototype.setBoundingBox = function (boundingBox) {
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this.boundingBox = boundingBox;
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};
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DetectionResult.prototype.getBoundingBox = function () {
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return this.boundingBox;
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};
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DetectionResult.prototype.setDetectionResultColumn = function (barcodeColumn, detectionResultColumn) {
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this.detectionResultColumns[barcodeColumn] = detectionResultColumn;
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};
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DetectionResult.prototype.getDetectionResultColumn = function (barcodeColumn) {
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return this.detectionResultColumns[barcodeColumn];
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};
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// @Override
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DetectionResult.prototype.toString = function () {
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var rowIndicatorColumn = this.detectionResultColumns[0];
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if (rowIndicatorColumn == null) {
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rowIndicatorColumn = this.detectionResultColumns[this.barcodeColumnCount + 1];
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}
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// try (
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var formatter = new Formatter_1.default();
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// ) {
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for (var codewordsRow /*int*/ = 0; codewordsRow < rowIndicatorColumn.getCodewords().length; codewordsRow++) {
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formatter.format('CW %3d:', codewordsRow);
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for (var barcodeColumn /*int*/ = 0; barcodeColumn < this.barcodeColumnCount + 2; barcodeColumn++) {
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if (this.detectionResultColumns[barcodeColumn] == null) {
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formatter.format(' | ');
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continue;
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}
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var codeword = this.detectionResultColumns[barcodeColumn].getCodewords()[codewordsRow];
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if (codeword == null) {
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formatter.format(' | ');
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continue;
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}
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formatter.format(' %3d|%3d', codeword.getRowNumber(), codeword.getValue());
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}
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formatter.format('%n');
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}
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return formatter.toString();
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// }
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};
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return DetectionResult;
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}());
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exports.default = DetectionResult;
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