From 99ffdb0b9b488d743331646dc410f26b71e1f037 Mon Sep 17 00:00:00 2001 From: Tom Sepez Date: Tue, 26 Jan 2016 14:51:21 -0800 Subject: Fix DOS newlines R=thestig@chromium.org Review URL: https://codereview.chromium.org/1636873004 . --- xfa/src/fxbarcode/oned/BC_OnedCode39Reader.cpp | 586 ++++++++++++------------- 1 file changed, 293 insertions(+), 293 deletions(-) (limited to 'xfa/src/fxbarcode/oned/BC_OnedCode39Reader.cpp') diff --git a/xfa/src/fxbarcode/oned/BC_OnedCode39Reader.cpp b/xfa/src/fxbarcode/oned/BC_OnedCode39Reader.cpp index 18d1e96494..9c1a264232 100644 --- a/xfa/src/fxbarcode/oned/BC_OnedCode39Reader.cpp +++ b/xfa/src/fxbarcode/oned/BC_OnedCode39Reader.cpp @@ -1,293 +1,293 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com -// Original code is licensed as follows: -/* - * Copyright 2008 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. - */ - -#include - -#include "xfa/src/fxbarcode/barcode.h" -#include "xfa/src/fxbarcode/BC_Reader.h" -#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h" -#include "BC_OneDReader.h" -#include "BC_OnedCode39Reader.h" -const FX_CHAR* CBC_OnedCode39Reader::ALPHABET_STRING = - "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. *$/+%"; -const FX_CHAR* CBC_OnedCode39Reader::CHECKSUM_STRING = - "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%"; -const int32_t CBC_OnedCode39Reader::CHARACTER_ENCODINGS[44] = { - 0x034, 0x121, 0x061, 0x160, 0x031, 0x130, 0x070, 0x025, 0x124, - 0x064, 0x109, 0x049, 0x148, 0x019, 0x118, 0x058, 0x00D, 0x10C, - 0x04C, 0x01C, 0x103, 0x043, 0x142, 0x013, 0x112, 0x052, 0x007, - 0x106, 0x046, 0x016, 0x181, 0x0C1, 0x1C0, 0x091, 0x190, 0x0D0, - 0x085, 0x184, 0x0C4, 0x094, 0x0A8, 0x0A2, 0x08A, 0x02A}; -const int32_t CBC_OnedCode39Reader::ASTERISK_ENCODING = 0x094; -CBC_OnedCode39Reader::CBC_OnedCode39Reader() - : m_usingCheckDigit(FALSE), m_extendedMode(FALSE) { -} -CBC_OnedCode39Reader::CBC_OnedCode39Reader(FX_BOOL usingCheckDigit) - : m_usingCheckDigit(usingCheckDigit), m_extendedMode(FALSE) { -} -CBC_OnedCode39Reader::CBC_OnedCode39Reader(FX_BOOL usingCheckDigit, - FX_BOOL extendedMode) - : m_usingCheckDigit(usingCheckDigit), m_extendedMode(extendedMode) { -} -CBC_OnedCode39Reader::~CBC_OnedCode39Reader() {} -CFX_ByteString CBC_OnedCode39Reader::DecodeRow(int32_t rowNumber, - CBC_CommonBitArray* row, - int32_t hints, - int32_t& e) { - CFX_Int32Array* start = FindAsteriskPattern(row, e); - BC_EXCEPTION_CHECK_ReturnValue(e, ""); - int32_t nextStart = (*start)[1]; - if (start != NULL) { - delete start; - start = NULL; - } - int32_t end = row->GetSize(); - while (nextStart < end && !row->Get(nextStart)) { - nextStart++; - } - CFX_ByteString result; - CFX_Int32Array counters; - counters.SetSize(9); - FX_CHAR decodedChar; - int32_t lastStart; - do { - RecordPattern(row, nextStart, &counters, e); - BC_EXCEPTION_CHECK_ReturnValue(e, ""); - int32_t pattern = ToNarrowWidePattern(&counters); - if (pattern < 0) { - e = BCExceptionNotFound; - return ""; - } - decodedChar = PatternToChar(pattern, e); - BC_EXCEPTION_CHECK_ReturnValue(e, ""); - result += decodedChar; - lastStart = nextStart; - for (int32_t i = 0; i < counters.GetSize(); i++) { - nextStart += counters[i]; - } - while (nextStart < end && !row->Get(nextStart)) { - nextStart++; - } - } while (decodedChar != '*'); - result = result.Mid(0, result.GetLength() - 1); - int32_t lastPatternSize = 0; - for (int32_t j = 0; j < counters.GetSize(); j++) { - lastPatternSize += counters[j]; - } - if (m_usingCheckDigit) { - int32_t max = result.GetLength() - 1; - int32_t total = 0; - int32_t len = (int32_t)strlen(ALPHABET_STRING); - for (int32_t k = 0; k < max; k++) { - for (int32_t j = 0; j < len; j++) - if (ALPHABET_STRING[j] == result[k]) { - total += j; - } - } - if (result[max] != (ALPHABET_STRING)[total % 43]) { - e = BCExceptionChecksumException; - return ""; - } - result = result.Mid(0, result.GetLength() - 1); - } - if (result.GetLength() == 0) { - e = BCExceptionNotFound; - return ""; - } - if (m_extendedMode) { - CFX_ByteString bytestr = DecodeExtended(result, e); - BC_EXCEPTION_CHECK_ReturnValue(e, ""); - return bytestr; - } else { - return result; - } -} -CFX_Int32Array* CBC_OnedCode39Reader::FindAsteriskPattern( - CBC_CommonBitArray* row, - int32_t& e) { - int32_t width = row->GetSize(); - int32_t rowOffset = 0; - while (rowOffset < width) { - if (row->Get(rowOffset)) { - break; - } - rowOffset++; - } - int32_t counterPosition = 0; - CFX_Int32Array counters; - counters.SetSize(9); - int32_t patternStart = rowOffset; - FX_BOOL isWhite = FALSE; - int32_t patternLength = counters.GetSize(); - for (int32_t i = rowOffset; i < width; i++) { - FX_BOOL pixel = row->Get(i); - if (pixel ^ isWhite) { - counters[counterPosition]++; - } else { - if (counterPosition == patternLength - 1) { - if (ToNarrowWidePattern(&counters) == ASTERISK_ENCODING) { - FX_BOOL bT1 = - row->IsRange(std::max(0, patternStart - (i - patternStart) / 2), - patternStart, FALSE, e); - BC_EXCEPTION_CHECK_ReturnValue(e, NULL); - if (bT1) { - CFX_Int32Array* result = new CFX_Int32Array; - result->SetSize(2); - (*result)[0] = patternStart; - (*result)[1] = i; - return result; - } - } - patternStart += counters[0] + counters[1]; - for (int32_t y = 2; y < patternLength; y++) { - counters[y - 2] = counters[y]; - } - counters[patternLength - 2] = 0; - counters[patternLength - 1] = 0; - counterPosition--; - } else { - counterPosition++; - } - counters[counterPosition] = 1; - isWhite = !isWhite; - } - } - e = BCExceptionNotFound; - return NULL; -} -int32_t CBC_OnedCode39Reader::ToNarrowWidePattern(CFX_Int32Array* counters) { - int32_t numCounters = counters->GetSize(); - int32_t maxNarrowCounter = 0; - int32_t wideCounters; - do { -#undef max - int32_t minCounter = FXSYS_IntMax; - for (int32_t i = 0; i < numCounters; i++) { - int32_t counter = (*counters)[i]; - if (counter < minCounter && counter > maxNarrowCounter) { - minCounter = counter; - } - } - maxNarrowCounter = minCounter; - wideCounters = 0; - int32_t totalWideCountersWidth = 0; - int32_t pattern = 0; - for (int32_t j = 0; j < numCounters; j++) { - int32_t counter = (*counters)[j]; - if ((*counters)[j] > maxNarrowCounter) { - pattern |= 1 << (numCounters - 1 - j); - wideCounters++; - totalWideCountersWidth += counter; - } - } - if (wideCounters == 3) { - for (int32_t k = 0; k < numCounters && wideCounters > 0; k++) { - int32_t counter = (*counters)[k]; - if ((*counters)[k] > maxNarrowCounter) { - wideCounters--; - if ((counter << 1) >= totalWideCountersWidth) { - return -1; - } - } - } - return pattern; - } - } while (wideCounters > 3); - return -1; -} -FX_CHAR CBC_OnedCode39Reader::PatternToChar(int32_t pattern, int32_t& e) { - for (int32_t i = 0; i < 44; i++) { - if (CHARACTER_ENCODINGS[i] == pattern) { - return (ALPHABET_STRING)[i]; - } - } - e = BCExceptionNotFound; - return 0; -} -CFX_ByteString CBC_OnedCode39Reader::DecodeExtended(CFX_ByteString& encoded, - int32_t& e) { - int32_t length = encoded.GetLength(); - CFX_ByteString decoded; - FX_CHAR c, next; - for (int32_t i = 0; i < length; i++) { - c = encoded[i]; - if (c == '+' || c == '$' || c == '%' || c == '/') { - next = encoded[i + 1]; - FX_CHAR decodedChar = '\0'; - switch (c) { - case '+': - if (next >= 'A' && next <= 'Z') { - decodedChar = (FX_CHAR)(next + 32); - } else { - e = BCExceptionFormatException; - return ""; - } - break; - case '$': - if (next >= 'A' && next <= 'Z') { - decodedChar = (FX_CHAR)(next - 64); - } else { - e = BCExceptionFormatException; - return ""; - } - break; - case '%': - if (next >= 'A' && next <= 'E') { - decodedChar = (FX_CHAR)(next - 38); - } else if (next >= 'F' && next <= 'J') { - decodedChar = (FX_CHAR)(next - 11); - } else if (next >= 'K' && next <= 'O' && next != 'M' && next != 'N') { - decodedChar = (FX_CHAR)(next + 16); - } else if (next >= 'P' && next <= 'S') { - decodedChar = (FX_CHAR)(next + 43); - } else if (next == 'U') { - decodedChar = (FX_CHAR)0; - } else if (next == 'V') { - decodedChar = (FX_CHAR)64; - } else if (next == 'W') { - decodedChar = (FX_CHAR)96; - } else if (next == 'T' || next == 'X' || next == 'Y' || next == 'Z') { - decodedChar = (FX_CHAR)127; - } else { - e = BCExceptionFormatException; - return ""; - } - break; - case '/': - if (next >= 'A' && next <= 'O') { - decodedChar = (FX_CHAR)(next - 32); - } else if (next == 'Z') { - decodedChar = ':'; - } else { - e = BCExceptionFormatException; - return ""; - } - break; - } - decoded += decodedChar; - i++; - } else { - decoded += c; - } - } - return decoded; -} +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com +// Original code is licensed as follows: +/* + * Copyright 2008 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. + */ + +#include + +#include "xfa/src/fxbarcode/barcode.h" +#include "xfa/src/fxbarcode/BC_Reader.h" +#include "xfa/src/fxbarcode/common/BC_CommonBitArray.h" +#include "BC_OneDReader.h" +#include "BC_OnedCode39Reader.h" +const FX_CHAR* CBC_OnedCode39Reader::ALPHABET_STRING = + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. *$/+%"; +const FX_CHAR* CBC_OnedCode39Reader::CHECKSUM_STRING = + "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%"; +const int32_t CBC_OnedCode39Reader::CHARACTER_ENCODINGS[44] = { + 0x034, 0x121, 0x061, 0x160, 0x031, 0x130, 0x070, 0x025, 0x124, + 0x064, 0x109, 0x049, 0x148, 0x019, 0x118, 0x058, 0x00D, 0x10C, + 0x04C, 0x01C, 0x103, 0x043, 0x142, 0x013, 0x112, 0x052, 0x007, + 0x106, 0x046, 0x016, 0x181, 0x0C1, 0x1C0, 0x091, 0x190, 0x0D0, + 0x085, 0x184, 0x0C4, 0x094, 0x0A8, 0x0A2, 0x08A, 0x02A}; +const int32_t CBC_OnedCode39Reader::ASTERISK_ENCODING = 0x094; +CBC_OnedCode39Reader::CBC_OnedCode39Reader() + : m_usingCheckDigit(FALSE), m_extendedMode(FALSE) { +} +CBC_OnedCode39Reader::CBC_OnedCode39Reader(FX_BOOL usingCheckDigit) + : m_usingCheckDigit(usingCheckDigit), m_extendedMode(FALSE) { +} +CBC_OnedCode39Reader::CBC_OnedCode39Reader(FX_BOOL usingCheckDigit, + FX_BOOL extendedMode) + : m_usingCheckDigit(usingCheckDigit), m_extendedMode(extendedMode) { +} +CBC_OnedCode39Reader::~CBC_OnedCode39Reader() {} +CFX_ByteString CBC_OnedCode39Reader::DecodeRow(int32_t rowNumber, + CBC_CommonBitArray* row, + int32_t hints, + int32_t& e) { + CFX_Int32Array* start = FindAsteriskPattern(row, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + int32_t nextStart = (*start)[1]; + if (start != NULL) { + delete start; + start = NULL; + } + int32_t end = row->GetSize(); + while (nextStart < end && !row->Get(nextStart)) { + nextStart++; + } + CFX_ByteString result; + CFX_Int32Array counters; + counters.SetSize(9); + FX_CHAR decodedChar; + int32_t lastStart; + do { + RecordPattern(row, nextStart, &counters, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + int32_t pattern = ToNarrowWidePattern(&counters); + if (pattern < 0) { + e = BCExceptionNotFound; + return ""; + } + decodedChar = PatternToChar(pattern, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + result += decodedChar; + lastStart = nextStart; + for (int32_t i = 0; i < counters.GetSize(); i++) { + nextStart += counters[i]; + } + while (nextStart < end && !row->Get(nextStart)) { + nextStart++; + } + } while (decodedChar != '*'); + result = result.Mid(0, result.GetLength() - 1); + int32_t lastPatternSize = 0; + for (int32_t j = 0; j < counters.GetSize(); j++) { + lastPatternSize += counters[j]; + } + if (m_usingCheckDigit) { + int32_t max = result.GetLength() - 1; + int32_t total = 0; + int32_t len = (int32_t)strlen(ALPHABET_STRING); + for (int32_t k = 0; k < max; k++) { + for (int32_t j = 0; j < len; j++) + if (ALPHABET_STRING[j] == result[k]) { + total += j; + } + } + if (result[max] != (ALPHABET_STRING)[total % 43]) { + e = BCExceptionChecksumException; + return ""; + } + result = result.Mid(0, result.GetLength() - 1); + } + if (result.GetLength() == 0) { + e = BCExceptionNotFound; + return ""; + } + if (m_extendedMode) { + CFX_ByteString bytestr = DecodeExtended(result, e); + BC_EXCEPTION_CHECK_ReturnValue(e, ""); + return bytestr; + } else { + return result; + } +} +CFX_Int32Array* CBC_OnedCode39Reader::FindAsteriskPattern( + CBC_CommonBitArray* row, + int32_t& e) { + int32_t width = row->GetSize(); + int32_t rowOffset = 0; + while (rowOffset < width) { + if (row->Get(rowOffset)) { + break; + } + rowOffset++; + } + int32_t counterPosition = 0; + CFX_Int32Array counters; + counters.SetSize(9); + int32_t patternStart = rowOffset; + FX_BOOL isWhite = FALSE; + int32_t patternLength = counters.GetSize(); + for (int32_t i = rowOffset; i < width; i++) { + FX_BOOL pixel = row->Get(i); + if (pixel ^ isWhite) { + counters[counterPosition]++; + } else { + if (counterPosition == patternLength - 1) { + if (ToNarrowWidePattern(&counters) == ASTERISK_ENCODING) { + FX_BOOL bT1 = + row->IsRange(std::max(0, patternStart - (i - patternStart) / 2), + patternStart, FALSE, e); + BC_EXCEPTION_CHECK_ReturnValue(e, NULL); + if (bT1) { + CFX_Int32Array* result = new CFX_Int32Array; + result->SetSize(2); + (*result)[0] = patternStart; + (*result)[1] = i; + return result; + } + } + patternStart += counters[0] + counters[1]; + for (int32_t y = 2; y < patternLength; y++) { + counters[y - 2] = counters[y]; + } + counters[patternLength - 2] = 0; + counters[patternLength - 1] = 0; + counterPosition--; + } else { + counterPosition++; + } + counters[counterPosition] = 1; + isWhite = !isWhite; + } + } + e = BCExceptionNotFound; + return NULL; +} +int32_t CBC_OnedCode39Reader::ToNarrowWidePattern(CFX_Int32Array* counters) { + int32_t numCounters = counters->GetSize(); + int32_t maxNarrowCounter = 0; + int32_t wideCounters; + do { +#undef max + int32_t minCounter = FXSYS_IntMax; + for (int32_t i = 0; i < numCounters; i++) { + int32_t counter = (*counters)[i]; + if (counter < minCounter && counter > maxNarrowCounter) { + minCounter = counter; + } + } + maxNarrowCounter = minCounter; + wideCounters = 0; + int32_t totalWideCountersWidth = 0; + int32_t pattern = 0; + for (int32_t j = 0; j < numCounters; j++) { + int32_t counter = (*counters)[j]; + if ((*counters)[j] > maxNarrowCounter) { + pattern |= 1 << (numCounters - 1 - j); + wideCounters++; + totalWideCountersWidth += counter; + } + } + if (wideCounters == 3) { + for (int32_t k = 0; k < numCounters && wideCounters > 0; k++) { + int32_t counter = (*counters)[k]; + if ((*counters)[k] > maxNarrowCounter) { + wideCounters--; + if ((counter << 1) >= totalWideCountersWidth) { + return -1; + } + } + } + return pattern; + } + } while (wideCounters > 3); + return -1; +} +FX_CHAR CBC_OnedCode39Reader::PatternToChar(int32_t pattern, int32_t& e) { + for (int32_t i = 0; i < 44; i++) { + if (CHARACTER_ENCODINGS[i] == pattern) { + return (ALPHABET_STRING)[i]; + } + } + e = BCExceptionNotFound; + return 0; +} +CFX_ByteString CBC_OnedCode39Reader::DecodeExtended(CFX_ByteString& encoded, + int32_t& e) { + int32_t length = encoded.GetLength(); + CFX_ByteString decoded; + FX_CHAR c, next; + for (int32_t i = 0; i < length; i++) { + c = encoded[i]; + if (c == '+' || c == '$' || c == '%' || c == '/') { + next = encoded[i + 1]; + FX_CHAR decodedChar = '\0'; + switch (c) { + case '+': + if (next >= 'A' && next <= 'Z') { + decodedChar = (FX_CHAR)(next + 32); + } else { + e = BCExceptionFormatException; + return ""; + } + break; + case '$': + if (next >= 'A' && next <= 'Z') { + decodedChar = (FX_CHAR)(next - 64); + } else { + e = BCExceptionFormatException; + return ""; + } + break; + case '%': + if (next >= 'A' && next <= 'E') { + decodedChar = (FX_CHAR)(next - 38); + } else if (next >= 'F' && next <= 'J') { + decodedChar = (FX_CHAR)(next - 11); + } else if (next >= 'K' && next <= 'O' && next != 'M' && next != 'N') { + decodedChar = (FX_CHAR)(next + 16); + } else if (next >= 'P' && next <= 'S') { + decodedChar = (FX_CHAR)(next + 43); + } else if (next == 'U') { + decodedChar = (FX_CHAR)0; + } else if (next == 'V') { + decodedChar = (FX_CHAR)64; + } else if (next == 'W') { + decodedChar = (FX_CHAR)96; + } else if (next == 'T' || next == 'X' || next == 'Y' || next == 'Z') { + decodedChar = (FX_CHAR)127; + } else { + e = BCExceptionFormatException; + return ""; + } + break; + case '/': + if (next >= 'A' && next <= 'O') { + decodedChar = (FX_CHAR)(next - 32); + } else if (next == 'Z') { + decodedChar = ':'; + } else { + e = BCExceptionFormatException; + return ""; + } + break; + } + decoded += decodedChar; + i++; + } else { + decoded += c; + } + } + return decoded; +} -- cgit v1.2.3