mirror of
https://github.com/jkriege2/JKQtPlotter.git
synced 2024-12-26 02:21:43 +08:00
87 lines
3.7 KiB
C++
87 lines
3.7 KiB
C++
/*
|
|
Copyright (c) 2018-2019 Jan W. Krieger (<jan@jkrieger.de>)
|
|
|
|
|
|
|
|
This software is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License (LGPL) as published by
|
|
the Free Software Foundation, either version 2.1 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Lesser General Public License (LGPL) for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License (LGPL)
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
|
|
#include "jkqtcommon/jkqtp_imexport.h"
|
|
#include "jkqtplotter/jkqtpdatastorage.h"
|
|
#include <opencv2/core.hpp>
|
|
|
|
#ifndef JKQTPOPENCVINTERFACE_H
|
|
#define JKQTPOPENCVINTERFACE_H
|
|
|
|
|
|
/** \brief add one external column to the datastore. It will be filled with the contents of vector \a data.
|
|
* \ingroup jkqtpopencvinterface
|
|
*
|
|
* \param datastore the datastore to which the <a href="https://opencv.org/">OpenCV</a> matrix shuld be added (as column)
|
|
* \param mat <a href="https://docs.opencv.org/master/d3/d63/classcv_1_1Mat.html">OpenCV-matrix</a> to store here
|
|
* \param name name for the column
|
|
* \param channel to copy from \a mat
|
|
* \return the ID of the newly created column
|
|
*
|
|
* \note You need to define the Macro JKQTPLOTTER_OPENCV_INTERFACE when compiling this lib to enabled this function.
|
|
*/
|
|
inline size_t JKQTPCopyCvMatToColumn(JKQTPDatastore* datastore, const cv::Mat& mat, const QString& name=QString(""), int channel=0);
|
|
|
|
|
|
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////////////
|
|
namespace JKQTPDatastore_Helper {
|
|
/** \brief internal helper function for JKQTPCopyCvMatToColumn()
|
|
* \ingroup jkqtpopencvinterface
|
|
* \internal */
|
|
template <typename TPixel>
|
|
inline void copyDataFromMat(double* data, const cv::Mat& mat, int channel) {
|
|
size_t r=0;
|
|
const int channels=mat.channels();
|
|
for (int iy=0; iy<mat.rows; iy++ ) {
|
|
const TPixel* row=mat.ptr<TPixel>(iy);
|
|
for (int ix=0; ix<mat.cols; ix++ ) {
|
|
data[r]=jkqtp_todouble(*static_cast<const TPixel*>(&(row[ix*channels+channel])));
|
|
r++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
inline size_t JKQTPCopyCvMatToColumn(JKQTPDatastore* datastore, const cv::Mat& mat, const QString &name, int channel)
|
|
{
|
|
const size_t N=static_cast<size_t>(mat.cols*mat.rows);
|
|
double* d=static_cast<double*>(malloc(static_cast<size_t>(N)*sizeof(double)));
|
|
|
|
if (CV_MAT_DEPTH(mat.type())==CV_64F) JKQTPDatastore_Helper::copyDataFromMat<double>(d, mat, channel);
|
|
else if (CV_MAT_DEPTH(mat.type())==CV_32F) JKQTPDatastore_Helper::copyDataFromMat<float>(d, mat, channel);
|
|
else if (CV_MAT_DEPTH(mat.type())==CV_32S) JKQTPDatastore_Helper::copyDataFromMat<uint32_t>(d, mat, channel);
|
|
else if (CV_MAT_DEPTH(mat.type())==CV_16S) JKQTPDatastore_Helper::copyDataFromMat<int16_t>(d, mat, channel);
|
|
else if (CV_MAT_DEPTH(mat.type())==CV_16U) JKQTPDatastore_Helper::copyDataFromMat<uint16_t>(d, mat, channel);
|
|
else if (CV_MAT_DEPTH(mat.type())==CV_8S) JKQTPDatastore_Helper::copyDataFromMat<int8_t>(d, mat, channel);
|
|
else if (CV_MAT_DEPTH(mat.type())==CV_8U) JKQTPDatastore_Helper::copyDataFromMat<uint8_t>(d, mat, channel);
|
|
else throw std::runtime_error("datatype of cv::Mat not supported by JKQTPDatastore::copyImageToColumn()");
|
|
|
|
size_t itemid=datastore->addInternalItem(d, N);
|
|
return datastore->addColumnForItem(itemid, 0, name);
|
|
}
|
|
|
|
|
|
|
|
#endif // JKQTPOPENCVINTERFACE_H
|