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69 lines
2.3 KiB
C++
69 lines
2.3 KiB
C++
// -*- mode:c++; tab-width:2; indent-tabs-mode:nil; c-basic-offset:2 -*-
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/*
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* Copyright 2013 ZXing authors All rights reserved.
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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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#include <zxing/ZXing.h>
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#include <zxing/InvertedLuminanceSource.h>
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using zxing::boolean;
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using zxing::Ref;
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using zxing::ArrayRef;
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using zxing::LuminanceSource;
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using zxing::InvertedLuminanceSource;
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InvertedLuminanceSource::InvertedLuminanceSource(Ref<LuminanceSource> const& delegate_)
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: Super(delegate_->getWidth(), delegate_->getHeight()), delegate(delegate_) {}
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ArrayRef<char> InvertedLuminanceSource::getRow(int y, ArrayRef<char> row) const {
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row = delegate->getRow(y, row);
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int width = getWidth();
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for (int i = 0; i < width; i++) {
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row[i] = (byte) (255 - (row[i] & 0xFF));
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}
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return row;
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}
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ArrayRef<char> InvertedLuminanceSource::getMatrix() const {
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ArrayRef<char> matrix = delegate->getMatrix();
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int length = getWidth() * getHeight();
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ArrayRef<char> invertedMatrix(length);
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for (int i = 0; i < length; i++) {
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invertedMatrix[i] = (byte) (255 - (matrix[i] & 0xFF));
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}
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return invertedMatrix;
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}
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zxing::boolean InvertedLuminanceSource::isCropSupported() const {
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return delegate->isCropSupported();
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}
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Ref<LuminanceSource> InvertedLuminanceSource::crop(int left, int top, int width, int height) const {
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return Ref<LuminanceSource>(new InvertedLuminanceSource(delegate->crop(left, top, width, height)));
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}
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boolean InvertedLuminanceSource::isRotateSupported() const {
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return delegate->isRotateSupported();
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}
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Ref<LuminanceSource> InvertedLuminanceSource::invert() const {
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return delegate;
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}
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Ref<LuminanceSource> InvertedLuminanceSource::rotateCounterClockwise() const {
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return Ref<LuminanceSource>(new InvertedLuminanceSource(delegate->rotateCounterClockwise()));
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}
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