mirror of
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begin work on maxicode
This commit is contained in:
Henry Schimke
@@ -1,89 +0,0 @@
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/*
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* Copyright 2011 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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package com.google.zxing.maxicode.decoder;
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import com.google.zxing.common.BitMatrix;
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/**
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* @author mike32767
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* @author Manuel Kasten
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*/
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final class BitMatrixParser {
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@SuppressWarnings("checkstyle:lineLength")
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private static final int[][] BITNR = {
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{121,120,127,126,133,132,139,138,145,144,151,150,157,156,163,162,169,168,175,174,181,180,187,186,193,192,199,198, -2, -2},
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{123,122,129,128,135,134,141,140,147,146,153,152,159,158,165,164,171,170,177,176,183,182,189,188,195,194,201,200,816, -3},
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{125,124,131,130,137,136,143,142,149,148,155,154,161,160,167,166,173,172,179,178,185,184,191,190,197,196,203,202,818,817},
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{283,282,277,276,271,270,265,264,259,258,253,252,247,246,241,240,235,234,229,228,223,222,217,216,211,210,205,204,819, -3},
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{285,284,279,278,273,272,267,266,261,260,255,254,249,248,243,242,237,236,231,230,225,224,219,218,213,212,207,206,821,820},
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{287,286,281,280,275,274,269,268,263,262,257,256,251,250,245,244,239,238,233,232,227,226,221,220,215,214,209,208,822, -3},
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{289,288,295,294,301,300,307,306,313,312,319,318,325,324,331,330,337,336,343,342,349,348,355,354,361,360,367,366,824,823},
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{291,290,297,296,303,302,309,308,315,314,321,320,327,326,333,332,339,338,345,344,351,350,357,356,363,362,369,368,825, -3},
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{293,292,299,298,305,304,311,310,317,316,323,322,329,328,335,334,341,340,347,346,353,352,359,358,365,364,371,370,827,826},
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{409,408,403,402,397,396,391,390, 79, 78, -2, -2, 13, 12, 37, 36, 2, -1, 44, 43,109,108,385,384,379,378,373,372,828, -3},
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{411,410,405,404,399,398,393,392, 81, 80, 40, -2, 15, 14, 39, 38, 3, -1, -1, 45,111,110,387,386,381,380,375,374,830,829},
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{413,412,407,406,401,400,395,394, 83, 82, 41, -3, -3, -3, -3, -3, 5, 4, 47, 46,113,112,389,388,383,382,377,376,831, -3},
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{415,414,421,420,427,426,103,102, 55, 54, 16, -3, -3, -3, -3, -3, -3, -3, 20, 19, 85, 84,433,432,439,438,445,444,833,832},
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{417,416,423,422,429,428,105,104, 57, 56, -3, -3, -3, -3, -3, -3, -3, -3, 22, 21, 87, 86,435,434,441,440,447,446,834, -3},
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{419,418,425,424,431,430,107,106, 59, 58, -3, -3, -3, -3, -3, -3, -3, -3, -3, 23, 89, 88,437,436,443,442,449,448,836,835},
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{481,480,475,474,469,468, 48, -2, 30, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, 0, 53, 52,463,462,457,456,451,450,837, -3},
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{483,482,477,476,471,470, 49, -1, -2, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -2, -1,465,464,459,458,453,452,839,838},
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{485,484,479,478,473,472, 51, 50, 31, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, 1, -2, 42,467,466,461,460,455,454,840, -3},
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{487,486,493,492,499,498, 97, 96, 61, 60, -3, -3, -3, -3, -3, -3, -3, -3, -3, 26, 91, 90,505,504,511,510,517,516,842,841},
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{489,488,495,494,501,500, 99, 98, 63, 62, -3, -3, -3, -3, -3, -3, -3, -3, 28, 27, 93, 92,507,506,513,512,519,518,843, -3},
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{491,490,497,496,503,502,101,100, 65, 64, 17, -3, -3, -3, -3, -3, -3, -3, 18, 29, 95, 94,509,508,515,514,521,520,845,844},
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{559,558,553,552,547,546,541,540, 73, 72, 32, -3, -3, -3, -3, -3, -3, 10, 67, 66,115,114,535,534,529,528,523,522,846, -3},
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{561,560,555,554,549,548,543,542, 75, 74, -2, -1, 7, 6, 35, 34, 11, -2, 69, 68,117,116,537,536,531,530,525,524,848,847},
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{563,562,557,556,551,550,545,544, 77, 76, -2, 33, 9, 8, 25, 24, -1, -2, 71, 70,119,118,539,538,533,532,527,526,849, -3},
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{565,564,571,570,577,576,583,582,589,588,595,594,601,600,607,606,613,612,619,618,625,624,631,630,637,636,643,642,851,850},
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{567,566,573,572,579,578,585,584,591,590,597,596,603,602,609,608,615,614,621,620,627,626,633,632,639,638,645,644,852, -3},
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{569,568,575,574,581,580,587,586,593,592,599,598,605,604,611,610,617,616,623,622,629,628,635,634,641,640,647,646,854,853},
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{727,726,721,720,715,714,709,708,703,702,697,696,691,690,685,684,679,678,673,672,667,666,661,660,655,654,649,648,855, -3},
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{729,728,723,722,717,716,711,710,705,704,699,698,693,692,687,686,681,680,675,674,669,668,663,662,657,656,651,650,857,856},
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{731,730,725,724,719,718,713,712,707,706,701,700,695,694,689,688,683,682,677,676,671,670,665,664,659,658,653,652,858, -3},
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{733,732,739,738,745,744,751,750,757,756,763,762,769,768,775,774,781,780,787,786,793,792,799,798,805,804,811,810,860,859},
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{735,734,741,740,747,746,753,752,759,758,765,764,771,770,777,776,783,782,789,788,795,794,801,800,807,806,813,812,861, -3},
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{737,736,743,742,749,748,755,754,761,760,767,766,773,772,779,778,785,784,791,790,797,796,803,802,809,808,815,814,863,862}
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};
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private final BitMatrix bitMatrix;
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/**
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* @param bitMatrix {@link BitMatrix} to parse
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*/
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BitMatrixParser(BitMatrix bitMatrix) {
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this.bitMatrix = bitMatrix;
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}
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byte[] readCodewords() {
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byte[] result = new byte[144];
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int height = bitMatrix.getHeight();
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int width = bitMatrix.getWidth();
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for (int y = 0; y < height; y++) {
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int[] bitnrRow = BITNR[y];
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for (int x = 0; x < width; x++) {
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int bit = bitnrRow[x];
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if (bit >= 0 && bitMatrix.get(x, y)) {
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result[bit / 6] |= (byte) (1 << (5 - (bit % 6)));
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}
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}
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}
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return result;
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}
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}
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@@ -1,216 +0,0 @@
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/*
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* Copyright 2011 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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package com.google.zxing.maxicode.decoder;
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import com.google.zxing.FormatException;
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import com.google.zxing.common.DecoderRXingResult;
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import java.text.DecimalFormat;
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import java.text.NumberFormat;
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/**
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* <p>MaxiCodes can encode text or structured information as bits in one of several modes,
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* with multiple character sets in one code. This class decodes the bits back into text.</p>
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*
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* @author mike32767
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* @author Manuel Kasten
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*/
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final class DecodedBitStreamParser {
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private static final char SHIFTA = '\uFFF0';
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private static final char SHIFTB = '\uFFF1';
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private static final char SHIFTC = '\uFFF2';
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private static final char SHIFTD = '\uFFF3';
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private static final char SHIFTE = '\uFFF4';
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private static final char TWOSHIFTA = '\uFFF5';
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private static final char THREESHIFTA = '\uFFF6';
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private static final char LATCHA = '\uFFF7';
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private static final char LATCHB = '\uFFF8';
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private static final char LOCK = '\uFFF9';
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private static final char ECI = '\uFFFA';
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private static final char NS = '\uFFFB';
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private static final char PAD = '\uFFFC';
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private static final char FS = '\u001C';
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private static final char GS = '\u001D';
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private static final char RS = '\u001E';
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private static final byte[] COUNTRY_BYTES = { 53, 54, 43, 44, 45, 46, 47, 48, 37, 38 };
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private static final byte[] SERVICE_CLASS_BYTES = { 55, 56, 57, 58, 59, 60, 49, 50, 51, 52 };
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private static final byte[] POSTCODE_2_LENGTH_BYTES = { 39, 40, 41, 42, 31, 32 };
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private static final byte[] POSTCODE_2_BYTES = { 33, 34, 35, 36, 25, 26, 27, 28, 29, 30, 19,
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20, 21, 22, 23, 24, 13, 14, 15, 16, 17, 18, 7, 8, 9, 10, 11, 12, 1, 2 };
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private static final byte[][] POSTCODE_3_BYTES = {
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{ 39, 40, 41, 42, 31, 32},
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{ 33, 34, 35, 36, 25, 26},
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{ 27, 28, 29, 30, 19, 20},
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{ 21, 22, 23, 24, 13, 14},
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{ 15, 16, 17, 18, 7, 8},
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{ 9, 10, 11, 12, 1, 2}
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};
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@SuppressWarnings("checkstyle:lineLength")
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private static final String[] SETS = {
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"\rABCDEFGHIJKLMNOPQRSTUVWXYZ" + ECI + FS + GS + RS + NS + ' ' + PAD +
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"\"#$%&'()*+,-./0123456789:" + SHIFTB + SHIFTC + SHIFTD + SHIFTE + LATCHB,
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"`abcdefghijklmnopqrstuvwxyz" + ECI + FS + GS + RS + NS + '{' + PAD +
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"}~\u007F;<=>?[\\]^_ ,./:@!|" + PAD + TWOSHIFTA + THREESHIFTA + PAD +
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SHIFTA + SHIFTC + SHIFTD + SHIFTE + LATCHA,
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"\u00C0\u00C1\u00C2\u00C3\u00C4\u00C5\u00C6\u00C7\u00C8\u00C9\u00CA\u00CB\u00CC\u00CD\u00CE\u00CF\u00D0\u00D1\u00D2\u00D3\u00D4\u00D5\u00D6\u00D7\u00D8\u00D9\u00DA" +
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ECI + FS + GS + RS + NS +
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"\u00DB\u00DC\u00DD\u00DE\u00DF\u00AA\u00AC\u00B1\u00B2\u00B3\u00B5\u00B9\u00BA\u00BC\u00BD\u00BE\u0080\u0081\u0082\u0083\u0084\u0085\u0086\u0087\u0088\u0089" +
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LATCHA + ' ' + LOCK + SHIFTD + SHIFTE + LATCHB,
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"\u00E0\u00E1\u00E2\u00E3\u00E4\u00E5\u00E6\u00E7\u00E8\u00E9\u00EA\u00EB\u00EC\u00ED\u00EE\u00EF\u00F0\u00F1\u00F2\u00F3\u00F4\u00F5\u00F6\u00F7\u00F8\u00F9\u00FA" +
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ECI + FS + GS + RS + NS +
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"\u00FB\u00FC\u00FD\u00FE\u00FF\u00A1\u00A8\u00AB\u00AF\u00B0\u00B4\u00B7\u00B8\u00BB\u00BF\u008A\u008B\u008C\u008D\u008E\u008F\u0090\u0091\u0092\u0093\u0094" +
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LATCHA + ' ' + SHIFTC + LOCK + SHIFTE + LATCHB,
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"\u0000\u0001\u0002\u0003\u0004\u0005\u0006\u0007\u0008\u0009\n\u000B\u000C\r\u000E\u000F\u0010\u0011\u0012\u0013\u0014\u0015\u0016\u0017\u0018\u0019\u001A" +
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ECI + PAD + PAD + '\u001B' + NS + FS + GS + RS +
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"\u001F\u009F\u00A0\u00A2\u00A3\u00A4\u00A5\u00A6\u00A7\u00A9\u00AD\u00AE\u00B6\u0095\u0096\u0097\u0098\u0099\u009A\u009B\u009C\u009D\u009E" +
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LATCHA + ' ' + SHIFTC + SHIFTD + LOCK + LATCHB,
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};
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private DecodedBitStreamParser() {
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}
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static DecoderRXingResult decode(byte[] bytes, int mode) throws FormatException {
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StringBuilder result = new StringBuilder(144);
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switch (mode) {
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case 2:
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case 3:
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String postcode;
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if (mode == 2) {
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int pc = getPostCode2(bytes);
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int ps2Length = getPostCode2Length(bytes);
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if (ps2Length > 10) {
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throw FormatException.getFormatInstance();
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}
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NumberFormat df = new DecimalFormat("0000000000".substring(0, ps2Length));
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postcode = df.format(pc);
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} else {
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postcode = getPostCode3(bytes);
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}
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NumberFormat threeDigits = new DecimalFormat("000");
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String country = threeDigits.format(getCountry(bytes));
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String service = threeDigits.format(getServiceClass(bytes));
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result.append(getMessage(bytes, 10, 84));
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if (result.toString().startsWith("[)>" + RS + "01" + GS)) {
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result.insert(9, postcode + GS + country + GS + service + GS);
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} else {
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result.insert(0, postcode + GS + country + GS + service + GS);
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}
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break;
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case 4:
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result.append(getMessage(bytes, 1, 93));
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break;
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case 5:
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result.append(getMessage(bytes, 1, 77));
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break;
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}
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return new DecoderRXingResult(bytes, result.toString(), null, String.valueOf(mode));
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}
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private static int getBit(int bit, byte[] bytes) {
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bit--;
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return (bytes[bit / 6] & (1 << (5 - (bit % 6)))) == 0 ? 0 : 1;
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}
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private static int getInt(byte[] bytes, byte[] x) {
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int val = 0;
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for (int i = 0; i < x.length; i++) {
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val += getBit(x[i], bytes) << (x.length - i - 1);
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}
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return val;
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}
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private static int getCountry(byte[] bytes) {
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return getInt(bytes, COUNTRY_BYTES);
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}
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private static int getServiceClass(byte[] bytes) {
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return getInt(bytes, SERVICE_CLASS_BYTES);
|
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}
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private static int getPostCode2Length(byte[] bytes) {
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return getInt(bytes, POSTCODE_2_LENGTH_BYTES);
|
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}
|
||||
|
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private static int getPostCode2(byte[] bytes) {
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return getInt(bytes, POSTCODE_2_BYTES);
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}
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|
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private static String getPostCode3(byte[] bytes) {
|
||||
StringBuilder sb = new StringBuilder(POSTCODE_3_BYTES.length);
|
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for (byte[] p3bytes : POSTCODE_3_BYTES) {
|
||||
sb.append(SETS[0].charAt(getInt(bytes, p3bytes)));
|
||||
}
|
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return sb.toString();
|
||||
}
|
||||
|
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private static String getMessage(byte[] bytes, int start, int len) {
|
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StringBuilder sb = new StringBuilder();
|
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int shift = -1;
|
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int set = 0;
|
||||
int lastset = 0;
|
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for (int i = start; i < start + len; i++) {
|
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char c = SETS[set].charAt(bytes[i]);
|
||||
switch (c) {
|
||||
case LATCHA:
|
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set = 0;
|
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shift = -1;
|
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break;
|
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case LATCHB:
|
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set = 1;
|
||||
shift = -1;
|
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break;
|
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case SHIFTA:
|
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case SHIFTB:
|
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case SHIFTC:
|
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case SHIFTD:
|
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case SHIFTE:
|
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lastset = set;
|
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set = c - SHIFTA;
|
||||
shift = 1;
|
||||
break;
|
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case TWOSHIFTA:
|
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lastset = set;
|
||||
set = 0;
|
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shift = 2;
|
||||
break;
|
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case THREESHIFTA:
|
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lastset = set;
|
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set = 0;
|
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shift = 3;
|
||||
break;
|
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case NS:
|
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int nsval = (bytes[++i] << 24) + (bytes[++i] << 18) + (bytes[++i] << 12) + (bytes[++i] << 6) + bytes[++i];
|
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sb.append(new DecimalFormat("000000000").format(nsval));
|
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break;
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case LOCK:
|
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shift = -1;
|
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break;
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default:
|
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sb.append(c);
|
||||
}
|
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if (shift-- == 0) {
|
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set = lastset;
|
||||
}
|
||||
}
|
||||
while (sb.length() > 0 && sb.charAt(sb.length() - 1) == PAD) {
|
||||
sb.setLength(sb.length() - 1);
|
||||
}
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
}
|
||||
88
src/maxicode/decoder/bit_matrix_parser.rs
Normal file
88
src/maxicode/decoder/bit_matrix_parser.rs
Normal file
@@ -0,0 +1,88 @@
|
||||
/*
|
||||
* Copyright 2011 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.
|
||||
*/
|
||||
|
||||
use crate::common::BitMatrix;
|
||||
|
||||
const BITNR : [[i16;30];33] = [
|
||||
[121,120,127,126,133,132,139,138,145,144,151,150,157,156,163,162,169,168,175,174,181,180,187,186,193,192,199,198, -2, -2],
|
||||
[123,122,129,128,135,134,141,140,147,146,153,152,159,158,165,164,171,170,177,176,183,182,189,188,195,194,201,200,816, -3],
|
||||
[125,124,131,130,137,136,143,142,149,148,155,154,161,160,167,166,173,172,179,178,185,184,191,190,197,196,203,202,818,817],
|
||||
[283,282,277,276,271,270,265,264,259,258,253,252,247,246,241,240,235,234,229,228,223,222,217,216,211,210,205,204,819, -3],
|
||||
[285,284,279,278,273,272,267,266,261,260,255,254,249,248,243,242,237,236,231,230,225,224,219,218,213,212,207,206,821,820],
|
||||
[287,286,281,280,275,274,269,268,263,262,257,256,251,250,245,244,239,238,233,232,227,226,221,220,215,214,209,208,822, -3],
|
||||
[289,288,295,294,301,300,307,306,313,312,319,318,325,324,331,330,337,336,343,342,349,348,355,354,361,360,367,366,824,823],
|
||||
[291,290,297,296,303,302,309,308,315,314,321,320,327,326,333,332,339,338,345,344,351,350,357,356,363,362,369,368,825, -3],
|
||||
[293,292,299,298,305,304,311,310,317,316,323,322,329,328,335,334,341,340,347,346,353,352,359,358,365,364,371,370,827,826],
|
||||
[409,408,403,402,397,396,391,390, 79, 78, -2, -2, 13, 12, 37, 36, 2, -1, 44, 43,109,108,385,384,379,378,373,372,828, -3],
|
||||
[411,410,405,404,399,398,393,392, 81, 80, 40, -2, 15, 14, 39, 38, 3, -1, -1, 45,111,110,387,386,381,380,375,374,830,829],
|
||||
[413,412,407,406,401,400,395,394, 83, 82, 41, -3, -3, -3, -3, -3, 5, 4, 47, 46,113,112,389,388,383,382,377,376,831, -3],
|
||||
[415,414,421,420,427,426,103,102, 55, 54, 16, -3, -3, -3, -3, -3, -3, -3, 20, 19, 85, 84,433,432,439,438,445,444,833,832],
|
||||
[417,416,423,422,429,428,105,104, 57, 56, -3, -3, -3, -3, -3, -3, -3, -3, 22, 21, 87, 86,435,434,441,440,447,446,834, -3],
|
||||
[419,418,425,424,431,430,107,106, 59, 58, -3, -3, -3, -3, -3, -3, -3, -3, -3, 23, 89, 88,437,436,443,442,449,448,836,835],
|
||||
[481,480,475,474,469,468, 48, -2, 30, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, 0, 53, 52,463,462,457,456,451,450,837, -3],
|
||||
[483,482,477,476,471,470, 49, -1, -2, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, -2, -1,465,464,459,458,453,452,839,838],
|
||||
[485,484,479,478,473,472, 51, 50, 31, -3, -3, -3, -3, -3, -3, -3, -3, -3, -3, 1, -2, 42,467,466,461,460,455,454,840, -3],
|
||||
[487,486,493,492,499,498, 97, 96, 61, 60, -3, -3, -3, -3, -3, -3, -3, -3, -3, 26, 91, 90,505,504,511,510,517,516,842,841],
|
||||
[489,488,495,494,501,500, 99, 98, 63, 62, -3, -3, -3, -3, -3, -3, -3, -3, 28, 27, 93, 92,507,506,513,512,519,518,843, -3],
|
||||
[491,490,497,496,503,502,101,100, 65, 64, 17, -3, -3, -3, -3, -3, -3, -3, 18, 29, 95, 94,509,508,515,514,521,520,845,844],
|
||||
[559,558,553,552,547,546,541,540, 73, 72, 32, -3, -3, -3, -3, -3, -3, 10, 67, 66,115,114,535,534,529,528,523,522,846, -3],
|
||||
[561,560,555,554,549,548,543,542, 75, 74, -2, -1, 7, 6, 35, 34, 11, -2, 69, 68,117,116,537,536,531,530,525,524,848,847],
|
||||
[563,562,557,556,551,550,545,544, 77, 76, -2, 33, 9, 8, 25, 24, -1, -2, 71, 70,119,118,539,538,533,532,527,526,849, -3],
|
||||
[565,564,571,570,577,576,583,582,589,588,595,594,601,600,607,606,613,612,619,618,625,624,631,630,637,636,643,642,851,850],
|
||||
[567,566,573,572,579,578,585,584,591,590,597,596,603,602,609,608,615,614,621,620,627,626,633,632,639,638,645,644,852, -3],
|
||||
[569,568,575,574,581,580,587,586,593,592,599,598,605,604,611,610,617,616,623,622,629,628,635,634,641,640,647,646,854,853],
|
||||
[727,726,721,720,715,714,709,708,703,702,697,696,691,690,685,684,679,678,673,672,667,666,661,660,655,654,649,648,855, -3],
|
||||
[729,728,723,722,717,716,711,710,705,704,699,698,693,692,687,686,681,680,675,674,669,668,663,662,657,656,651,650,857,856],
|
||||
[731,730,725,724,719,718,713,712,707,706,701,700,695,694,689,688,683,682,677,676,671,670,665,664,659,658,653,652,858, -3],
|
||||
[733,732,739,738,745,744,751,750,757,756,763,762,769,768,775,774,781,780,787,786,793,792,799,798,805,804,811,810,860,859],
|
||||
[735,734,741,740,747,746,753,752,759,758,765,764,771,770,777,776,783,782,789,788,795,794,801,800,807,806,813,812,861, -3],
|
||||
[737,736,743,742,749,748,755,754,761,760,767,766,773,772,779,778,785,784,791,790,797,796,803,802,809,808,815,814,863,862]
|
||||
];
|
||||
|
||||
/**
|
||||
* @author mike32767
|
||||
* @author Manuel Kasten
|
||||
*/
|
||||
pub struct BitMatrixParser(BitMatrix);
|
||||
|
||||
impl BitMatrixParser {
|
||||
|
||||
/**
|
||||
* @param bitMatrix {@link BitMatrix} to parse
|
||||
*/
|
||||
pub fn new( bitMatrix: BitMatrix) -> Self{
|
||||
Self(bitMatrix)
|
||||
}
|
||||
|
||||
pub fn readCodewords(&self) -> [u8;144] {
|
||||
let mut result = [0u8;144];
|
||||
let height = self.0.getHeight() as usize;
|
||||
let width = self.0.getWidth() as usize;
|
||||
for y in 0..height {
|
||||
// for (int y = 0; y < height; y++) {
|
||||
let bitnrRow = BITNR[y];
|
||||
for x in 0..width {
|
||||
// for (int x = 0; x < width; x++) {
|
||||
let bit = bitnrRow[x];
|
||||
if bit >= 0 && self.0.get(x as u32, y as u32) {
|
||||
result[bit as usize / 6] |= (1 << (5 - (bit % 6)));
|
||||
}
|
||||
}
|
||||
}
|
||||
result
|
||||
}
|
||||
|
||||
}
|
||||
261
src/maxicode/decoder/decoded_bit_stream_parser.rs
Normal file
261
src/maxicode/decoder/decoded_bit_stream_parser.rs
Normal file
@@ -0,0 +1,261 @@
|
||||
/*
|
||||
* Copyright 2011 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.
|
||||
*/
|
||||
|
||||
use unicode_segmentation::UnicodeSegmentation;
|
||||
|
||||
use crate::{common::DecoderRXingResult, Exceptions};
|
||||
use lazy_static::lazy_static;
|
||||
|
||||
/**
|
||||
* <p>MaxiCodes can encode text or structured information as bits in one of several modes,
|
||||
* with multiple character sets in one code. This class decodes the bits back into text.</p>
|
||||
*
|
||||
* @author mike32767
|
||||
* @author Manuel Kasten
|
||||
*/
|
||||
|
||||
const SHIFTA: &str = "\u{FFF0}";
|
||||
const SHIFTB: &str = "\u{FFF1}";
|
||||
const SHIFTC: &str = "\u{FFF2}";
|
||||
const SHIFTD: &str = "\u{FFF3}";
|
||||
const SHIFTE: &str = "\u{FFF4}";
|
||||
const TWOSHIFTA: &str = "\u{FFF5}";
|
||||
const THREESHIFTA: &str = "\u{FFF6}";
|
||||
const LATCHA: &str = "\u{FFF7}";
|
||||
const LATCHB: &str = "\u{FFF8}";
|
||||
const LOCK: &str = "\u{FFF9}";
|
||||
const ECI: &str = "\u{FFFA}";
|
||||
const NS: &str = "\u{FFFB}";
|
||||
const PAD: &str = "\u{FFFC}";
|
||||
const FS: &str = "\u{001C}";
|
||||
const GS: &str = "\u{001D}";
|
||||
const RS: &str = "\u{001E}";
|
||||
const COUNTRY_BYTES: [u8; 10] = [53, 54, 43, 44, 45, 46, 47, 48, 37, 38];
|
||||
const SERVICE_CLASS_BYTES: [u8; 10] = [55, 56, 57, 58, 59, 60, 49, 50, 51, 52];
|
||||
const POSTCODE_2_LENGTH_BYTES: [u8; 6] = [39, 40, 41, 42, 31, 32];
|
||||
const POSTCODE_2_BYTES: [u8; 30] = [
|
||||
33, 34, 35, 36, 25, 26, 27, 28, 29, 30, 19, 20, 21, 22, 23, 24, 13, 14, 15, 16, 17, 18, 7, 8,
|
||||
9, 10, 11, 12, 1, 2,
|
||||
];
|
||||
const POSTCODE_3_BYTES: [[u8; 6]; 6] = [
|
||||
[39, 40, 41, 42, 31, 32],
|
||||
[33, 34, 35, 36, 25, 26],
|
||||
[27, 28, 29, 30, 19, 20],
|
||||
[21, 22, 23, 24, 13, 14],
|
||||
[15, 16, 17, 18, 7, 8],
|
||||
[9, 10, 11, 12, 1, 2],
|
||||
];
|
||||
|
||||
lazy_static! {
|
||||
static ref SETS : [String;5]= [
|
||||
format!("\rABCDEFGHIJKLMNOPQRSTUVWXYZ{}{}{}{}{} {}\"#$%&'()*+,-./0123456789:{}{}{}{}{}" , ECI , FS , GS , RS , NS , PAD ,
|
||||
SHIFTB , SHIFTC , SHIFTD , SHIFTE , LATCHB),
|
||||
format!("`abcdefghijklmnopqrstuvwxyz{}{}{}{}{}{{{}}}~\u{007F};<=>?[\\]^_ ,./:@!|{}{}{}{}{}{}{}{}{}" , ECI , FS , GS , RS , NS ,PAD ,
|
||||
PAD , TWOSHIFTA , THREESHIFTA , PAD ,
|
||||
SHIFTA , SHIFTC , SHIFTD , SHIFTE , LATCHA),
|
||||
format!("\u{00C0}\u{00C1}\u{00C2}\u{00C3}\u{00C4}\u{00C5}\u{00C6}\u{00C7}\u{00C8}\u{00C9}\u{00CA}\u{00CB}\u{00CC}\u{00CD}\u{00CE}\u{00CF}\u{00D0}\u{00D1}\u{00D2}\u{00D3}\u{00D4}\u{00D5}\u{00D6}\u{00D7}\u{00D8}\u{00D9}\u{00DA}{}{}{}{}{}{}{}{}{}{}{}{}" ,
|
||||
ECI , FS , GS , RS , NS ,
|
||||
"\u{00DB}\u{00DC}\u{00DD}\u{00DE}\u{00DF}\u{00AA}\u{00AC}\u{00B1}\u{00B2}\u{00B3}\u{00B5}\u{00B9}\u{00BA}\u{00BC}\u{00BD}\u{00BE}\u{0080}\u{0081}\u{0082}\u{0083}\u{0084}\u{0085}\u{0086}\u{0087}\u{0088}\u{0089}" ,
|
||||
LATCHA , ' ' , LOCK , SHIFTD , SHIFTE , LATCHB),
|
||||
format!("\u{00E0}\u{00E1}\u{00E2}\u{00E3}\u{00E4}\u{00E5}\u{00E6}\u{00E7}\u{00E8}\u{00E9}\u{00EA}\u{00EB}\u{00EC}\u{00ED}\u{00EE}\u{00EF}\u{00F0}\u{00F1}\u{00F2}\u{00F3}\u{00F4}\u{00F5}\u{00F6}\u{00F7}\u{00F8}\u{00F9}\u{00FA}{}{}{}{}{}{}{}{}{}{}{}{}" ,
|
||||
ECI , FS , GS , RS , NS ,
|
||||
"\u{00FB}\u{00FC}\u{00FD}\u{00FE}\u{00FF}\u{00A1}\u{00A8}\u{00AB}\u{00AF}\u{00B0}\u{00B4}\u{00B7}\u{00B8}\u{00BB}\u{00BF}\u{008A}\u{008B}\u{008C}\u{008D}\u{008E}\u{008F}\u{0090}\u{0091}\u{0092}\u{0093}\u{0094}" ,
|
||||
LATCHA , ' ' , SHIFTC , LOCK , SHIFTE , LATCHB),
|
||||
format!("\u{0000}\u{0001}\u{0002}\u{0003}\u{0004}\u{0005}\u{0006}\u{0007}\u{0008}\u{0009}\n\u{000B}\u{000C}\r\u{000E}\u{000F}\u{0010}\u{0011}\u{0012}\u{0013}\u{0014}\u{0015}\u{0016}\u{0017}\u{0018}\u{0019}\u{001A}{}{}{}{}{}{}{}{}{}{}{}{}{}{}{}" ,
|
||||
ECI , PAD , PAD , '\u{001B}' , NS , FS , GS , RS ,
|
||||
"\u{001F}\u{009F}\u{00A0}\u{00A2}\u{00A3}\u{00A4}\u{00A5}\u{00A6}\u{00A7}\u{00A9}\u{00AD}\u{00AE}\u{00B6}\u{0095}\u{0096}\u{0097}\u{0098}\u{0099}\u{009A}\u{009B}\u{009C}\u{009D}\u{009E}" ,
|
||||
LATCHA , ' ' , SHIFTC , SHIFTD , LOCK , LATCHB),
|
||||
];
|
||||
}
|
||||
|
||||
pub fn decode(bytes: &[u8], mode: u32) -> Result<DecoderRXingResult, Exceptions> {
|
||||
let mut result = String::with_capacity(144);
|
||||
match mode {
|
||||
2 | 3 => {
|
||||
let postcode;
|
||||
if mode == 2 {
|
||||
let pc = getPostCode2(bytes);
|
||||
let ps2Length = getPostCode2Length(bytes) as usize;
|
||||
if ps2Length > 10 {
|
||||
return Err(Exceptions::FormatException("".to_owned()));
|
||||
}
|
||||
// NumberFormat df = new DecimalFormat("0000000000".substring(0, ps2Length));
|
||||
// postcode = df.format(pc);
|
||||
postcode = format!("{:0>ps2Length$}", pc)
|
||||
} else {
|
||||
postcode = getPostCode3(bytes);
|
||||
}
|
||||
// NumberFormat threeDigits = new DecimalFormat("000");
|
||||
// let country = threeDigits.format(getCountry(bytes));
|
||||
// let service = threeDigits.format(getServiceClass(bytes));
|
||||
let country = format!("{:0>3}", getCountry(bytes)); //threeDigits.format(getCountry(bytes));
|
||||
let service = format!("{:0>3}", getServiceClass(bytes));
|
||||
result.push_str(&getMessage(bytes, 10, 84));
|
||||
if result.starts_with(&format!("[)>{}{}{}", RS, "01", GS)) {
|
||||
result.insert_str(
|
||||
9,
|
||||
&format!("{}{}{}{}{}{}", postcode, GS, country, GS, service, GS),
|
||||
);
|
||||
} else {
|
||||
result.insert_str(
|
||||
0,
|
||||
&format!("{}{}{}{}{}{}", postcode, GS, country, GS, service, GS),
|
||||
);
|
||||
}
|
||||
}
|
||||
4 => {
|
||||
result.push_str(&getMessage(bytes, 1, 93));
|
||||
}
|
||||
5 => {
|
||||
result.push_str(&getMessage(bytes, 1, 77));
|
||||
}
|
||||
_ => {}
|
||||
}
|
||||
Ok(DecoderRXingResult::new(
|
||||
bytes.to_vec(),
|
||||
result,
|
||||
Vec::new(),
|
||||
mode.to_string(),
|
||||
))
|
||||
}
|
||||
|
||||
fn getBit(bit: u8, bytes: &[u8]) -> u8 {
|
||||
let bit = bit - 1;
|
||||
if (bytes[bit as usize / 6] & (1 << (5 - (bit % 6)))) == 0 {
|
||||
0
|
||||
} else {
|
||||
1
|
||||
}
|
||||
}
|
||||
|
||||
fn getInt(bytes: &[u8], x: &[u8]) -> u32 {
|
||||
let mut val = 0u32;
|
||||
for i in 0..x.len() {
|
||||
// for (int i = 0; i < x.length; i++) {
|
||||
val += (getBit(x[i], bytes) as u32) << ((x.len() - i - 1) as u32);
|
||||
}
|
||||
val
|
||||
}
|
||||
|
||||
fn getCountry(bytes: &[u8]) -> u32 {
|
||||
getInt(bytes, &COUNTRY_BYTES)
|
||||
}
|
||||
|
||||
fn getServiceClass(bytes: &[u8]) -> u32 {
|
||||
getInt(bytes, &SERVICE_CLASS_BYTES)
|
||||
}
|
||||
|
||||
fn getPostCode2Length(bytes: &[u8]) -> u32 {
|
||||
getInt(bytes, &POSTCODE_2_LENGTH_BYTES)
|
||||
}
|
||||
|
||||
fn getPostCode2(bytes: &[u8]) -> u32 {
|
||||
getInt(bytes, &POSTCODE_2_BYTES)
|
||||
}
|
||||
|
||||
fn getPostCode3(bytes: &[u8]) -> String {
|
||||
let mut sb = String::with_capacity(POSTCODE_3_BYTES.len());
|
||||
let mut graphemes = SETS[0].graphemes(true);
|
||||
for p3bytes in &POSTCODE_3_BYTES {
|
||||
// for (byte[] p3bytes : POSTCODE_3_BYTES) {
|
||||
sb.push_str(graphemes.nth(getInt(bytes, p3bytes) as usize).unwrap());
|
||||
}
|
||||
sb
|
||||
}
|
||||
|
||||
fn getMessage(bytes: &[u8], start: u32, len: u32) -> String {
|
||||
let mut sb = String::new();
|
||||
let mut shift = -1;
|
||||
let mut set = 0;
|
||||
let mut lastset = 0;
|
||||
|
||||
let mut i = start;
|
||||
while i < start + len {
|
||||
// for i in start..(start+len) {
|
||||
// for (int i = start; i < start + len; i++) {
|
||||
let mut set_graphemes = SETS[set].graphemes(true);
|
||||
let c = set_graphemes.nth(bytes[i as usize] as usize).unwrap();
|
||||
match c {
|
||||
LATCHA => {
|
||||
set = 0;
|
||||
shift = -1;
|
||||
}
|
||||
LATCHB => {
|
||||
set = 1;
|
||||
shift = -1;
|
||||
}
|
||||
SHIFTA | SHIFTB | SHIFTC | SHIFTD | SHIFTE => {
|
||||
lastset = set;
|
||||
// set = c - SHIFTA;
|
||||
set = subtract_two_single_char_strings(c, SHIFTA);
|
||||
shift = 1;
|
||||
}
|
||||
TWOSHIFTA => {
|
||||
lastset = set;
|
||||
set = 0;
|
||||
shift = 2;
|
||||
}
|
||||
THREESHIFTA => {
|
||||
lastset = set;
|
||||
set = 0;
|
||||
shift = 3;
|
||||
}
|
||||
NS => {
|
||||
// let nsval = (bytes[++i] << 24) + (bytes[++i] << 18) + (bytes[++i] << 12) + (bytes[++i] << 6) + bytes[++i];
|
||||
i += 1;
|
||||
let mut nsval = bytes[i as usize] << 24;
|
||||
i += 1;
|
||||
nsval += bytes[i as usize] << 18;
|
||||
i += 1;
|
||||
nsval += bytes[i as usize] << 12;
|
||||
i += 1;
|
||||
nsval += bytes[i as usize] << 6;
|
||||
i += 1;
|
||||
nsval += bytes[i as usize];
|
||||
// sb.append(new DecimalFormat("000000000").format(nsval));},
|
||||
sb.push_str(&format!("{:0>9}", nsval));
|
||||
}
|
||||
LOCK => {
|
||||
shift = -1;
|
||||
}
|
||||
_ => {
|
||||
sb.push_str(c);
|
||||
}
|
||||
}
|
||||
if shift == 0 {
|
||||
set = lastset;
|
||||
}
|
||||
shift -= 1;
|
||||
i += 1;
|
||||
}
|
||||
|
||||
String::from(sb.trim_end_matches(PAD))
|
||||
// while sb.len() > 0 && sb.chars().nth(sb.len() - 1).unwrap() == PAD {
|
||||
// sb.setLength(sb.length() - 1);
|
||||
// }
|
||||
|
||||
// sb
|
||||
}
|
||||
|
||||
fn subtract_two_single_char_strings(str1: &str, str2: &str) -> usize {
|
||||
let str1_bytes = str1.as_bytes();
|
||||
let str2_bytes = str2.as_bytes();
|
||||
|
||||
let str1_u16 = ((str1_bytes[0] as u16) << 2) + str1_bytes[1] as u16;
|
||||
let str2_u16 = ((str2_bytes[0] as u16) << 2) + str2_bytes[1] as u16;
|
||||
|
||||
(str1_u16 - str2_u16) as usize
|
||||
}
|
||||
6
src/maxicode/decoder/mod.rs
Normal file
6
src/maxicode/decoder/mod.rs
Normal file
@@ -0,0 +1,6 @@
|
||||
mod bit_matrix_parser;
|
||||
pub mod decoded_bit_stream_parser;
|
||||
mod decoder;
|
||||
|
||||
pub use bit_matrix_parser::*;
|
||||
pub use decoder::*;
|
||||
Reference in New Issue
Block a user