81 lines
2.8 KiB
C++
81 lines
2.8 KiB
C++
/**************************************************************************\
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* Copyright (c) Kongsberg Oil & Gas Technologies AS
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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\**************************************************************************/
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#include <Inventor/SbImage.h>
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#include <QImage>
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#include "ImageReader.h"
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#include "QtCoinCompatibility.h"
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using namespace SIM::Coin3D::Quarter;
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ImageReader::ImageReader()
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{
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SbImage::addReadImageCB(ImageReader::readImageCB, this);
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}
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ImageReader::~ImageReader()
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{
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SbImage::removeReadImageCB(ImageReader::readImageCB, this);
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}
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SbBool
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ImageReader::readImage(const SbString & filename, SbImage & sbimage) const
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{
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QImage image;
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if (image.load(filename.getString())) {
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//int c;
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//int w = image.width();
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//int h = image.height();
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// Keep in 8-bits mode if that was what we read
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if (image.depth() != 8 || !image.isGrayscale()) {
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// FIXME: consider if we should detect allGrayscale() and alpha (c = 2)
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image = image.convertToFormat(image.hasAlphaChannel() ?
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QImage::Format_ARGB32 : QImage::Format_RGB32);
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}
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QtCoinCompatibility::QImageToSbImage(image,sbimage);
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return true;
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}
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return false;
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}
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SbBool
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ImageReader::readImageCB(const SbString & filename, SbImage * image, void * closure)
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{
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return ((ImageReader*)closure)->readImage(filename, *image);
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}
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