mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
166 lines
4.8 KiB
166 lines
4.8 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
|
// |
|
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
|
// |
|
// By downloading, copying, installing or using the software you agree to this license. |
|
// If you do not agree to this license, do not download, install, |
|
// copy or use the software. |
|
// |
|
// |
|
// Intel License Agreement |
|
// For Open Source Computer Vision Library |
|
// |
|
// Copyright (C) 2000, Intel Corporation, all rights reserved. |
|
// Third party copyrights are property of their respective owners. |
|
// |
|
// Redistribution and use in source and binary forms, with or without modification, |
|
// are permitted provided that the following conditions are met: |
|
// |
|
// * Redistribution's of source code must retain the above copyright notice, |
|
// this list of conditions and the following disclaimer. |
|
// |
|
// * Redistribution's in binary form must reproduce the above copyright notice, |
|
// this list of conditions and the following disclaimer in the documentation |
|
// and/or other materials provided with the distribution. |
|
// |
|
// * The name of Intel Corporation may not be used to endorse or promote products |
|
// derived from this software without specific prior written permission. |
|
// |
|
// This software is provided by the copyright holders and contributors "as is" and |
|
// any express or implied warranties, including, but not limited to, the implied |
|
// warranties of merchantability and fitness for a particular purpose are disclaimed. |
|
// In no event shall the Intel Corporation or contributors be liable for any direct, |
|
// indirect, incidental, special, exemplary, or consequential damages |
|
// (including, but not limited to, procurement of substitute goods or services; |
|
// loss of use, data, or profits; or business interruption) however caused |
|
// and on any theory of liability, whether in contract, strict liability, |
|
// or tort (including negligence or otherwise) arising in any way out of |
|
// the use of this software, even if advised of the possibility of such damage. |
|
// |
|
//M*/ |
|
|
|
#ifndef __GRFMT_GDAL_HPP__ |
|
#define __GRFMT_GDAL_HPP__ |
|
|
|
/// OpenCV FMT Base Type |
|
#include "grfmt_base.hpp" |
|
|
|
/// Macro to make sure we specified GDAL in CMake |
|
#ifdef HAVE_GDAL |
|
|
|
/// C++ Libraries |
|
#include <iostream> |
|
|
|
/// Geospatial Data Abstraction Library |
|
#include <cpl_conv.h> |
|
#include <gdal_priv.h> |
|
#include <gdal.h> |
|
|
|
|
|
/// Start of CV Namespace |
|
namespace cv { |
|
|
|
/** |
|
* Convert GDAL Pixel Range to OpenCV Pixel Range |
|
*/ |
|
double range_cast( const GDALDataType& gdalType, |
|
const int& cvDepth, |
|
const double& value ); |
|
|
|
/** |
|
* Convert GDAL Palette Interpretation to OpenCV Pixel Type |
|
*/ |
|
int gdalPaletteInterpretation2OpenCV( GDALPaletteInterp const& paletteInterp, |
|
GDALDataType const& gdalType ); |
|
|
|
/** |
|
* Convert a GDAL Raster Type to OpenCV Type |
|
*/ |
|
int gdal2opencv( const GDALDataType& gdalType, const int& channels ); |
|
|
|
/** |
|
* Write an image to pixel |
|
*/ |
|
void write_pixel( const double& pixelValue, |
|
GDALDataType const& gdalType, |
|
const int& gdalChannels, |
|
Mat& image, |
|
const int& row, |
|
const int& col, |
|
const int& channel ); |
|
|
|
/** |
|
* Write a color table pixel to the image |
|
*/ |
|
void write_ctable_pixel( const double& pixelValue, |
|
const GDALDataType& gdalType, |
|
const GDALColorTable* gdalColorTable, |
|
Mat& image, |
|
const int& y, |
|
const int& x, |
|
const int& c ); |
|
|
|
/** |
|
* Loader for GDAL |
|
*/ |
|
class GdalDecoder : public BaseImageDecoder{ |
|
|
|
public: |
|
|
|
/** |
|
* Default Constructor |
|
*/ |
|
GdalDecoder(); |
|
|
|
/** |
|
* Destructor |
|
*/ |
|
~GdalDecoder(); |
|
|
|
/** |
|
* Read image data |
|
*/ |
|
bool readData( Mat& img ); |
|
|
|
/** |
|
* Read the image header |
|
*/ |
|
bool readHeader(); |
|
|
|
/** |
|
* Close the module |
|
*/ |
|
void close(); |
|
|
|
/** |
|
* Create a new decoder |
|
*/ |
|
ImageDecoder newDecoder() const; |
|
|
|
/** |
|
* Test the file signature |
|
* |
|
* In general, this should be avoided as the user should specifically request GDAL. |
|
* The reason is that GDAL tends to overlap with other image formats and it is probably |
|
* safer to use other formats first. |
|
*/ |
|
virtual bool checkSignature( const String& signature ) const; |
|
|
|
protected: |
|
|
|
/// GDAL Dataset |
|
GDALDataset* m_dataset; |
|
|
|
/// GDAL Driver |
|
GDALDriver* m_driver; |
|
|
|
/// Check if we are reading from a color table |
|
bool hasColorTable; |
|
|
|
}; /// End of GdalDecoder Class |
|
|
|
} /// End of Namespace cv |
|
|
|
#endif/*HAVE_GDAL*/ |
|
|
|
#endif/*__GRFMT_GDAL_HPP__*/
|
|
|