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src
core
raster
qgsbilinearrasterresampler.cpp
Go to the documentation of this file.
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/***************************************************************************
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qgsbilinearrasterresampler.cpp
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------------------------------
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begin : December 2011
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copyright : (C) 2011 by Marco Hugentobler
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email : marco at sourcepole dot ch
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "
qgsbilinearrasterresampler.h
"
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#include <cmath>
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#include "
qgsgdalutils.h
"
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#include <QImage>
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#include <QString>
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using namespace
Qt::StringLiterals;
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QgsBilinearRasterResampler
*
QgsBilinearRasterResampler::clone
()
const
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{
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return
new
QgsBilinearRasterResampler
();
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}
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int
QgsBilinearRasterResampler::tileBufferPixels
()
const
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{
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return
1;
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}
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Q_NOWARN_DEPRECATED_PUSH
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void
QgsBilinearRasterResampler::resample
(
const
QImage &srcImage, QImage &dstImage )
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{
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dstImage =
QgsGdalUtils::resampleImage
( srcImage, dstImage.size(), GRIORA_Bilinear );
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}
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Q_NOWARN_DEPRECATED_POP
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QImage
QgsBilinearRasterResampler::resampleV2
(
const
QImage &source,
const
QSize &size )
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{
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return
source.scaled( size.width(), size.height(), Qt::IgnoreAspectRatio, Qt::SmoothTransformation );
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}
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QString
QgsBilinearRasterResampler::type
()
const
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{
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return
u
"bilinear"
_s;
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}
QgsBilinearRasterResampler::tileBufferPixels
int tileBufferPixels() const override
Returns the optional tile buffer size in pixels.
Definition
qgsbilinearrasterresampler.cpp:34
QgsBilinearRasterResampler::clone
QgsBilinearRasterResampler * clone() const override
Gets a deep copy of this object.
Definition
qgsbilinearrasterresampler.cpp:29
QgsBilinearRasterResampler::resampleV2
QImage resampleV2(const QImage &source, const QSize &size) override
Resamples a source image to the specified size.
Definition
qgsbilinearrasterresampler.cpp:46
QgsBilinearRasterResampler::resample
Q_DECL_DEPRECATED void resample(const QImage &srcImage, QImage &dstImage) override
Definition
qgsbilinearrasterresampler.cpp:40
QgsBilinearRasterResampler::QgsBilinearRasterResampler
QgsBilinearRasterResampler()=default
QgsBilinearRasterResampler::type
QString type() const override
Gets a descriptive type identifier for this raster resampler.
Definition
qgsbilinearrasterresampler.cpp:51
QgsGdalUtils::resampleImage
static QImage resampleImage(const QImage &image, QSize outputSize, GDALRIOResampleAlg resampleAlg)
Resamples a QImage image using GDAL resampler.
Definition
qgsgdalutils.cpp:429
Q_NOWARN_DEPRECATED_POP
#define Q_NOWARN_DEPRECATED_POP
Definition
qgis.h:8407
Q_NOWARN_DEPRECATED_PUSH
#define Q_NOWARN_DEPRECATED_PUSH
Definition
qgis.h:8406
qgsbilinearrasterresampler.h
qgsgdalutils.h
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