| Index: xfa/src/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
|
| diff --git a/xfa/src/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp b/xfa/src/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
|
| index ac1b74b5a06520d173f910255793749eb3a83319..8c4538a300450a7034689b85686c30b9a7a1ef2a 100644
|
| --- a/xfa/src/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
|
| +++ b/xfa/src/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
|
| @@ -1,195 +1,195 @@
|
| -// 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 "xfa/src/fxbarcode/barcode.h"
|
| -#include "xfa/src/fxbarcode/common/BC_CommonByteMatrix.h"
|
| -#include "BC_QRCoderErrorCorrectionLevel.h"
|
| -#include "BC_QRCoder.h"
|
| -#include "BC_QRCoderMaskUtil.h"
|
| -CBC_QRCoderMaskUtil::CBC_QRCoderMaskUtil() {}
|
| -CBC_QRCoderMaskUtil::~CBC_QRCoderMaskUtil() {}
|
| -int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(
|
| - CBC_CommonByteMatrix* matrix) {
|
| - return ApplyMaskPenaltyRule1Internal(matrix, TRUE) +
|
| - ApplyMaskPenaltyRule1Internal(matrix, FALSE);
|
| -}
|
| -int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(
|
| - CBC_CommonByteMatrix* matrix) {
|
| - int32_t penalty = 0;
|
| - uint8_t* array = matrix->GetArray();
|
| - int32_t width = matrix->GetWidth();
|
| - int32_t height = matrix->GetHeight();
|
| - for (int32_t y = 0; y < height - 1; y++) {
|
| - for (int32_t x = 0; x < width - 1; x++) {
|
| - int32_t value = array[y * width + x];
|
| - if (value == array[y * width + x + 1] &&
|
| - value == array[(y + 1) * width + x] &&
|
| - value == array[(y + 1) * width + x + 1]) {
|
| - penalty++;
|
| - }
|
| - }
|
| - }
|
| - return 3 * penalty;
|
| -}
|
| -int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(
|
| - CBC_CommonByteMatrix* matrix) {
|
| - int32_t penalty = 0;
|
| - uint8_t* array = matrix->GetArray();
|
| - int32_t width = matrix->GetWidth();
|
| - int32_t height = matrix->GetHeight();
|
| - for (int32_t y = 0; y < height; ++y) {
|
| - for (int32_t x = 0; x < width; ++x) {
|
| - if (x == 0 &&
|
| - ((y >= 0 && y <= 6) || (y >= height - 7 && y <= height - 1))) {
|
| - continue;
|
| - }
|
| - if (x == width - 7 && (y >= 0 && y <= 6)) {
|
| - continue;
|
| - }
|
| - if (y == 0 &&
|
| - ((x >= 0 && x <= 6) || (x >= width - 7 && x <= width - 1))) {
|
| - continue;
|
| - }
|
| - if (y == height - 7 && (x >= 0 && x <= 6)) {
|
| - continue;
|
| - }
|
| - if (x + 6 < width && array[y * width + x] == 1 &&
|
| - array[y * width + x + 1] == 0 && array[y * width + x + 2] == 1 &&
|
| - array[y * width + x + 3] == 1 && array[y * width + x + 4] == 1 &&
|
| - array[y * width + x + 5] == 0 && array[y * width + x + 6] == 1 &&
|
| - ((x + 10 < width && array[y * width + x + 7] == 0 &&
|
| - array[y * width + x + 8] == 0 && array[y * width + x + 9] == 0 &&
|
| - array[y * width + x + 10] == 0) ||
|
| - (x - 4 >= 0 && array[y * width + x - 1] == 0 &&
|
| - array[y * width + x - 2] == 0 && array[y * width + x - 3] == 0 &&
|
| - array[y * width + x - 4] == 0))) {
|
| - penalty += 40;
|
| - }
|
| - if (y + 6 < height && array[y * width + x] == 1 &&
|
| - array[(y + 1) * width + x] == 0 && array[(y + 2) * width + x] == 1 &&
|
| - array[(y + 3) * width + x] == 1 && array[(y + 4) * width + x] == 1 &&
|
| - array[(y + 5) * width + x] == 0 && array[(y + 6) * width + x] == 1 &&
|
| - ((y + 10 < height && array[(y + 7) * width + x] == 0 &&
|
| - array[(y + 8) * width + x] == 0 &&
|
| - array[(y + 9) * width + x] == 0 &&
|
| - array[(y + 10) * width + x] == 0) ||
|
| - (y - 4 >= 0 && array[(y - 1) * width + x] == 0 &&
|
| - array[(y - 2) * width + x] == 0 &&
|
| - array[(y - 3) * width + x] == 0 &&
|
| - array[(y - 4) * width + x] == 0))) {
|
| - penalty += 40;
|
| - }
|
| - }
|
| - }
|
| - return penalty;
|
| -}
|
| -int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(
|
| - CBC_CommonByteMatrix* matrix) {
|
| - int32_t numDarkCells = 0;
|
| - uint8_t* array = matrix->GetArray();
|
| - int32_t width = matrix->GetWidth();
|
| - int32_t height = matrix->GetHeight();
|
| - for (int32_t y = 0; y < height; ++y) {
|
| - for (int32_t x = 0; x < width; ++x) {
|
| - if (array[y * width + x] == 1) {
|
| - numDarkCells += 1;
|
| - }
|
| - }
|
| - }
|
| - int32_t numTotalCells = matrix->GetHeight() * matrix->GetWidth();
|
| - double darkRatio = (double)numDarkCells / numTotalCells;
|
| - return abs((int32_t)(darkRatio * 100 - 50) / 5) * 5 * 10;
|
| -}
|
| -FX_BOOL CBC_QRCoderMaskUtil::GetDataMaskBit(int32_t maskPattern,
|
| - int32_t x,
|
| - int32_t y,
|
| - int32_t& e) {
|
| - if (!CBC_QRCoder::IsValidMaskPattern(maskPattern)) {
|
| - e = (BCExceptionInvalidateMaskPattern);
|
| - BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| - }
|
| - int32_t intermediate = 0, temp = 0;
|
| - switch (maskPattern) {
|
| - case 0:
|
| - intermediate = (y + x) & 0x1;
|
| - break;
|
| - case 1:
|
| - intermediate = y & 0x1;
|
| - break;
|
| - case 2:
|
| - intermediate = x % 3;
|
| - break;
|
| - case 3:
|
| - intermediate = (y + x) % 3;
|
| - break;
|
| - case 4:
|
| - intermediate = ((y >> 1) + (x / 3)) & 0x1;
|
| - break;
|
| - case 5:
|
| - temp = y * x;
|
| - intermediate = (temp & 0x1) + (temp % 3);
|
| - break;
|
| - case 6:
|
| - temp = y * x;
|
| - intermediate = (((temp & 0x1) + (temp % 3)) & 0x1);
|
| - break;
|
| - case 7:
|
| - temp = y * x;
|
| - intermediate = (((temp % 3) + ((y + x) & 0x1)) & 0x1);
|
| - break;
|
| - default: {
|
| - e = BCExceptionInvalidateMaskPattern;
|
| - BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| - }
|
| - }
|
| - return intermediate == 0;
|
| -}
|
| -int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1Internal(
|
| - CBC_CommonByteMatrix* matrix,
|
| - FX_BOOL isHorizontal) {
|
| - int32_t penalty = 0;
|
| - int32_t numSameBitCells = 0;
|
| - int32_t prevBit = -1;
|
| - int32_t width = matrix->GetWidth();
|
| - int32_t height = matrix->GetHeight();
|
| - int32_t iLimit = isHorizontal ? height : width;
|
| - int32_t jLimit = isHorizontal ? width : height;
|
| - uint8_t* array = matrix->GetArray();
|
| - for (int32_t i = 0; i < iLimit; ++i) {
|
| - for (int32_t j = 0; j < jLimit; ++j) {
|
| - int32_t bit = isHorizontal ? array[i * width + j] : array[j * width + i];
|
| - if (bit == prevBit) {
|
| - numSameBitCells += 1;
|
| - if (numSameBitCells == 5) {
|
| - penalty += 3;
|
| - } else if (numSameBitCells > 5) {
|
| - penalty += 1;
|
| - }
|
| - } else {
|
| - numSameBitCells = 1;
|
| - prevBit = bit;
|
| - }
|
| - }
|
| - numSameBitCells = 0;
|
| - }
|
| - return penalty;
|
| -}
|
| +// 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 "xfa/src/fxbarcode/barcode.h"
|
| +#include "xfa/src/fxbarcode/common/BC_CommonByteMatrix.h"
|
| +#include "BC_QRCoderErrorCorrectionLevel.h"
|
| +#include "BC_QRCoder.h"
|
| +#include "BC_QRCoderMaskUtil.h"
|
| +CBC_QRCoderMaskUtil::CBC_QRCoderMaskUtil() {}
|
| +CBC_QRCoderMaskUtil::~CBC_QRCoderMaskUtil() {}
|
| +int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(
|
| + CBC_CommonByteMatrix* matrix) {
|
| + return ApplyMaskPenaltyRule1Internal(matrix, TRUE) +
|
| + ApplyMaskPenaltyRule1Internal(matrix, FALSE);
|
| +}
|
| +int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(
|
| + CBC_CommonByteMatrix* matrix) {
|
| + int32_t penalty = 0;
|
| + uint8_t* array = matrix->GetArray();
|
| + int32_t width = matrix->GetWidth();
|
| + int32_t height = matrix->GetHeight();
|
| + for (int32_t y = 0; y < height - 1; y++) {
|
| + for (int32_t x = 0; x < width - 1; x++) {
|
| + int32_t value = array[y * width + x];
|
| + if (value == array[y * width + x + 1] &&
|
| + value == array[(y + 1) * width + x] &&
|
| + value == array[(y + 1) * width + x + 1]) {
|
| + penalty++;
|
| + }
|
| + }
|
| + }
|
| + return 3 * penalty;
|
| +}
|
| +int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(
|
| + CBC_CommonByteMatrix* matrix) {
|
| + int32_t penalty = 0;
|
| + uint8_t* array = matrix->GetArray();
|
| + int32_t width = matrix->GetWidth();
|
| + int32_t height = matrix->GetHeight();
|
| + for (int32_t y = 0; y < height; ++y) {
|
| + for (int32_t x = 0; x < width; ++x) {
|
| + if (x == 0 &&
|
| + ((y >= 0 && y <= 6) || (y >= height - 7 && y <= height - 1))) {
|
| + continue;
|
| + }
|
| + if (x == width - 7 && (y >= 0 && y <= 6)) {
|
| + continue;
|
| + }
|
| + if (y == 0 &&
|
| + ((x >= 0 && x <= 6) || (x >= width - 7 && x <= width - 1))) {
|
| + continue;
|
| + }
|
| + if (y == height - 7 && (x >= 0 && x <= 6)) {
|
| + continue;
|
| + }
|
| + if (x + 6 < width && array[y * width + x] == 1 &&
|
| + array[y * width + x + 1] == 0 && array[y * width + x + 2] == 1 &&
|
| + array[y * width + x + 3] == 1 && array[y * width + x + 4] == 1 &&
|
| + array[y * width + x + 5] == 0 && array[y * width + x + 6] == 1 &&
|
| + ((x + 10 < width && array[y * width + x + 7] == 0 &&
|
| + array[y * width + x + 8] == 0 && array[y * width + x + 9] == 0 &&
|
| + array[y * width + x + 10] == 0) ||
|
| + (x - 4 >= 0 && array[y * width + x - 1] == 0 &&
|
| + array[y * width + x - 2] == 0 && array[y * width + x - 3] == 0 &&
|
| + array[y * width + x - 4] == 0))) {
|
| + penalty += 40;
|
| + }
|
| + if (y + 6 < height && array[y * width + x] == 1 &&
|
| + array[(y + 1) * width + x] == 0 && array[(y + 2) * width + x] == 1 &&
|
| + array[(y + 3) * width + x] == 1 && array[(y + 4) * width + x] == 1 &&
|
| + array[(y + 5) * width + x] == 0 && array[(y + 6) * width + x] == 1 &&
|
| + ((y + 10 < height && array[(y + 7) * width + x] == 0 &&
|
| + array[(y + 8) * width + x] == 0 &&
|
| + array[(y + 9) * width + x] == 0 &&
|
| + array[(y + 10) * width + x] == 0) ||
|
| + (y - 4 >= 0 && array[(y - 1) * width + x] == 0 &&
|
| + array[(y - 2) * width + x] == 0 &&
|
| + array[(y - 3) * width + x] == 0 &&
|
| + array[(y - 4) * width + x] == 0))) {
|
| + penalty += 40;
|
| + }
|
| + }
|
| + }
|
| + return penalty;
|
| +}
|
| +int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(
|
| + CBC_CommonByteMatrix* matrix) {
|
| + int32_t numDarkCells = 0;
|
| + uint8_t* array = matrix->GetArray();
|
| + int32_t width = matrix->GetWidth();
|
| + int32_t height = matrix->GetHeight();
|
| + for (int32_t y = 0; y < height; ++y) {
|
| + for (int32_t x = 0; x < width; ++x) {
|
| + if (array[y * width + x] == 1) {
|
| + numDarkCells += 1;
|
| + }
|
| + }
|
| + }
|
| + int32_t numTotalCells = matrix->GetHeight() * matrix->GetWidth();
|
| + double darkRatio = (double)numDarkCells / numTotalCells;
|
| + return abs((int32_t)(darkRatio * 100 - 50) / 5) * 5 * 10;
|
| +}
|
| +FX_BOOL CBC_QRCoderMaskUtil::GetDataMaskBit(int32_t maskPattern,
|
| + int32_t x,
|
| + int32_t y,
|
| + int32_t& e) {
|
| + if (!CBC_QRCoder::IsValidMaskPattern(maskPattern)) {
|
| + e = (BCExceptionInvalidateMaskPattern);
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| + }
|
| + int32_t intermediate = 0, temp = 0;
|
| + switch (maskPattern) {
|
| + case 0:
|
| + intermediate = (y + x) & 0x1;
|
| + break;
|
| + case 1:
|
| + intermediate = y & 0x1;
|
| + break;
|
| + case 2:
|
| + intermediate = x % 3;
|
| + break;
|
| + case 3:
|
| + intermediate = (y + x) % 3;
|
| + break;
|
| + case 4:
|
| + intermediate = ((y >> 1) + (x / 3)) & 0x1;
|
| + break;
|
| + case 5:
|
| + temp = y * x;
|
| + intermediate = (temp & 0x1) + (temp % 3);
|
| + break;
|
| + case 6:
|
| + temp = y * x;
|
| + intermediate = (((temp & 0x1) + (temp % 3)) & 0x1);
|
| + break;
|
| + case 7:
|
| + temp = y * x;
|
| + intermediate = (((temp % 3) + ((y + x) & 0x1)) & 0x1);
|
| + break;
|
| + default: {
|
| + e = BCExceptionInvalidateMaskPattern;
|
| + BC_EXCEPTION_CHECK_ReturnValue(e, FALSE);
|
| + }
|
| + }
|
| + return intermediate == 0;
|
| +}
|
| +int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1Internal(
|
| + CBC_CommonByteMatrix* matrix,
|
| + FX_BOOL isHorizontal) {
|
| + int32_t penalty = 0;
|
| + int32_t numSameBitCells = 0;
|
| + int32_t prevBit = -1;
|
| + int32_t width = matrix->GetWidth();
|
| + int32_t height = matrix->GetHeight();
|
| + int32_t iLimit = isHorizontal ? height : width;
|
| + int32_t jLimit = isHorizontal ? width : height;
|
| + uint8_t* array = matrix->GetArray();
|
| + for (int32_t i = 0; i < iLimit; ++i) {
|
| + for (int32_t j = 0; j < jLimit; ++j) {
|
| + int32_t bit = isHorizontal ? array[i * width + j] : array[j * width + i];
|
| + if (bit == prevBit) {
|
| + numSameBitCells += 1;
|
| + if (numSameBitCells == 5) {
|
| + penalty += 3;
|
| + } else if (numSameBitCells > 5) {
|
| + penalty += 1;
|
| + }
|
| + } else {
|
| + numSameBitCells = 1;
|
| + prevBit = bit;
|
| + }
|
| + }
|
| + numSameBitCells = 0;
|
| + }
|
| + return penalty;
|
| +}
|
|
|