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LAMPCAE/src/LAMPTool/BaseToollib/ImageOperatorBase.cpp

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环境初始化，集成了lamptool、wbmoudle
2024-03-13 05:58:12 +00:00
#include "ImageOperatorBase.h"
#include "GeoOperator.h"
#include <Eigen/Core>
#include <Eigen/Dense>
#include <omp.h>
#include <io.h>
#include <stdio.h>
#include <stdlib.h>
#include <gdal.h>
#include <gdal_utils.h>
#include <gdal_priv.h>
#include <gdalwarper.h>
#include <proj.h>
#include <string.h>
#include <memory.h>
#include <memory>
#include <iostream>
#include "FileOperator.h"
using namespace std;
using namespace Eigen;
/**
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ENVI<EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
std::shared_ptr<GDALDataset> OpenDataset(const QString& in_path,GDALAccess rwmode)
{
GDALAllRegister();
GDALDataset* dataset_ptr = (GDALDataset*)(GDALOpen(in_path.toUtf8().constData(), rwmode));
std::shared_ptr<GDALDataset> rasterDataset(dataset_ptr, CloseDataset);
return rasterDataset;
}
void CloseDataset(GDALDataset* ptr)
{
GDALClose(ptr);
ptr = NULL;
}
int TIFF2ENVI(QString in_tiff_path, QString out_envi_path)
{
std::shared_ptr<GDALDataset> ds = OpenDataset(in_tiff_path);
const char* args[] = { "-of", "ENVI", NULL };
GDALTranslateOptions* psOptions = GDALTranslateOptionsNew((char**)args, NULL);
GDALClose(GDALTranslate(out_envi_path.toUtf8().constData(),ds.get(), psOptions,NULL));
GDALTranslateOptionsFree(psOptions);
return 0;
}
int ENVI2TIFF(QString in_envi_path, QString out_tiff_path)
{
std::shared_ptr<GDALDataset> ds = OpenDataset(in_envi_path);
const char* args[] = { "-of", "Gtiff", NULL };
GDALTranslateOptions* psOptions = GDALTranslateOptionsNew((char**)args, NULL);
GDALClose(GDALTranslate(out_tiff_path.toUtf8().constData(), ds.get(), psOptions, NULL));
GDALTranslateOptionsFree(psOptions);
return 0;
}
int CreateDataset(QString new_file_path,int height, int width, int band_num,double* gt, QString projection, GDALDataType gdal_dtype ,bool need_gt)
{
GDALAllRegister();
GDALDriver* poDriver = GetGDALDriverManager()->GetDriverByName("ENVI");
std::shared_ptr< GDALDataset> poDstDS(poDriver->Create(new_file_path.toUtf8().constData(), width, height, band_num, gdal_dtype, NULL));
if (need_gt)
{
poDstDS->SetProjection(projection.toUtf8().constData());
poDstDS->SetGeoTransform(gt);
}
else {}
GDALFlushCache((GDALDatasetH)poDstDS.get());
return 0;
}
int saveDataset(QString new_file_path, int start_line,int start_cols ,int band_ids, int datacols,int datarows,void* databuffer)
{
GDALAllRegister();
std::shared_ptr<GDALDataset> poDstDS = OpenDataset(new_file_path,GA_Update);
GDALDataType gdal_datatype = poDstDS->GetRasterBand(1)->GetRasterDataType();
poDstDS->GetRasterBand(band_ids)->RasterIO(GF_Write, start_cols, start_line, datacols, datarows, databuffer, datacols, datarows, gdal_datatype, 0, 0);
GDALFlushCache(poDstDS.get());
return 0;
}
int block_num_pre_memory(int block_width, int height, GDALDataType gdal_datatype,double memey_size)
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>С
int size_meta = 0;
if (gdal_datatype == GDT_Byte) {
size_meta = 1;
}
else if (gdal_datatype == GDT_UInt16) {
size_meta = 2; // ֻ<><D6BB>˫ͨ<CBAB><CDA8><EFBFBD><EFBFBD><EFBFBD>ܹ<EFBFBD><DCB9><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
}
else if (gdal_datatype == GDT_UInt16) {
size_meta = 2;
}
else if (gdal_datatype == GDT_Int16) {
size_meta = 2;
}
else if (gdal_datatype == GDT_UInt32) {
size_meta = 4;
}
else if (gdal_datatype == GDT_Int32) {
size_meta = 4;
}
//else if (gdal_datatype == GDT_UInt64) {
// size_meta = 8;
//}
//else if (gdal_datatype == GDT_Int64) {
// size_meta = 8;
//}
else if (gdal_datatype == GDT_Float32) {
size_meta = 4;
}
else if (gdal_datatype == GDT_Float64) {
size_meta = 4;
}
else if (gdal_datatype == GDT_CInt16) { size_meta = 2; }
else if (gdal_datatype == GDT_CInt32) { size_meta = 2; }
else if (gdal_datatype == GDT_CFloat32) { size_meta = 4; }
else if (gdal_datatype == GDT_CFloat64) { size_meta = 8; }
else {}
int block_num = int(memey_size / (size_meta * block_width));
block_num = block_num > height ? height : block_num; // <20><><EFBFBD><EFBFBD>
block_num = block_num < 1 ? 1 : block_num;
return block_num;
}
Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor> ReadComplexMatrixData(int start_line, int width, int line_num, std::shared_ptr<GDALDataset> rasterDataset, GDALDataType gdal_datatype)
{
int band_num = rasterDataset->GetRasterCount();
if (gdal_datatype == 0) {
return Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor> (0, 0);
}
else if (gdal_datatype < 8) {
if (band_num != 2) {
return Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor>(0, 0);
}
}
else if (gdal_datatype < 12) {
if (band_num != 1) {
return Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor>(0, 0);
}
}
else {}
bool _flag = false;
Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor> data_mat(line_num * width, 2);// <20><><EFBFBD><EFBFBD>ǿ<EFBFBD><C7BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (gdal_datatype == GDT_Byte) {
Eigen::MatrixX<char> real_mat(line_num * width, 1);
Eigen::MatrixX<char> imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_UInt16) {
Eigen::MatrixX<unsigned short > real_mat(line_num * width, 1);
Eigen::MatrixX<unsigned short > imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_Int16) {
Eigen::MatrixX<short > real_mat(line_num * width, 1);
Eigen::MatrixX<short > imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_UInt32) {
Eigen::MatrixX<unsigned int > real_mat(line_num * width, 1);
Eigen::MatrixX<unsigned int > imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_Int32) {
Eigen::MatrixX<int > real_mat(line_num * width, 1);
Eigen::MatrixX<int > imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
//else if (gdal_datatype == GDT_UInt64) {
// Eigen::MatrixX<unsigned long> real_mat(line_num * width, 1);
// Eigen::MatrixX<unsigned long> imag_mat(line_num * width, 1);
// rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
// rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
// data_mat.col(0) = (real_mat.array().cast<double>()).array();
// data_mat.col(1) = (imag_mat.array().cast<double>()).array();
// _flag = true;
//}
//else if (gdal_datatype == GDT_Int64) {
// Eigen::MatrixX<long> real_mat(line_num * width, 1);
// Eigen::MatrixX<long> imag_mat(line_num * width, 1);
// rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
// rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
// data_mat.col(0) = (real_mat.array().cast<double>()).array();
// data_mat.col(1) = (imag_mat.array().cast<double>()).array();
// _flag = true;
//}
else if (gdal_datatype == GDT_Float32) {
Eigen::MatrixX<float> real_mat(line_num * width, 1);
Eigen::MatrixX<float> imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_Float64) {
Eigen::MatrixX<double> real_mat(line_num * width, 1);
Eigen::MatrixX<double> imag_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
rasterDataset->GetRasterBand(2)->RasterIO(GF_Read, 0, start_line, width, line_num, imag_mat.data(), width, line_num, gdal_datatype, 0, 0); // imag
data_mat.col(0) = (real_mat.array().cast<double>()).array();
data_mat.col(1) = (imag_mat.array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_CInt16) {
Eigen::MatrixX<complex<short>> complex_short_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, complex_short_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = (complex_short_mat.real().array().cast<double>()).array();
data_mat.col(1) = (complex_short_mat.imag().array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_CInt32) {
Eigen::MatrixX<complex<int>> complex_short_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, complex_short_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = (complex_short_mat.real().array().cast<double>()).array();
data_mat.col(1) = (complex_short_mat.imag().array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_CFloat32) {
Eigen::MatrixX<complex<float>> complex_short_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, complex_short_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = (complex_short_mat.real().array().cast<double>()).array();
data_mat.col(1) = (complex_short_mat.imag().array().cast<double>()).array();
_flag = true;
}
else if (gdal_datatype == GDT_CFloat64) {
Eigen::MatrixX<complex<double>> complex_short_mat(line_num * width, 1);
rasterDataset->GetRasterBand(1)->RasterIO(GF_Read, 0, start_line, width, line_num, complex_short_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = (complex_short_mat.real().array().cast<double>()).array();
data_mat.col(1) = (complex_short_mat.imag().array().cast<double>()).array();
_flag = true;
}
else {}
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (_flag) {
return data_mat;
}
else {
return Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor>(0, 0);// <20><><EFBFBD><EFBFBD>ǿ<EFBFBD><C7BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>;
}
}
Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor> ReadMatrixDoubleData(int start_line, int width, int line_num, std::shared_ptr<GDALDataset> rasterDataset, GDALDataType gdal_datatype, int band_idx)
{
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>飬ʹ<E9A3AC><CAB9>eigen <20><><EFBFBD>о<EFBFBD><D0BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD>㣬<EFBFBD><E3A3AC><EFBFBD>ټ<EFBFBD><D9BC><EFBFBD>
bool _flag = false;
Eigen::Matrix<double, Eigen::Dynamic, Eigen::Dynamic, Eigen::RowMajor> data_mat(line_num * width, 1);// <20><><EFBFBD><EFBFBD>ǿ<EFBFBD><C7BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (gdal_datatype == GDT_Byte) {
Eigen::MatrixX<char> real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
else if (gdal_datatype == GDT_UInt16) {
Eigen::MatrixX<unsigned short > real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
else if (gdal_datatype == GDT_Int16) {
Eigen::MatrixX<short > real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
else if (gdal_datatype == GDT_UInt32) {
Eigen::MatrixX<unsigned int > real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
else if (gdal_datatype == GDT_Int32) {
Eigen::MatrixX<int > real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
//else if (gdal_datatype == GDT_UInt64) {
// Eigen::MatrixX<unsigned long> real_mat(line_num * width, 1);
// rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
// data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
// _flag = true;
//}
//else if (gdal_datatype == GDT_Int64) {
// Eigen::MatrixX<long> real_mat(line_num * width, 1);
// rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
// data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
// _flag = true;
//}
else if (gdal_datatype == GDT_Float32) {
Eigen::MatrixX<float> real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
else if (gdal_datatype == GDT_Float64) {
Eigen::MatrixX<double> real_mat(line_num * width, 1);
rasterDataset->GetRasterBand(band_idx)->RasterIO(GF_Read, 0, start_line, width, line_num, real_mat.data(), width, line_num, gdal_datatype, 0, 0); // real
data_mat.col(0) = ((real_mat.array().cast<double>()).array().pow(2)).log10() * 10.0;
_flag = true;
}
else {}
return data_mat;
}
Eigen::MatrixXd getGeoTranslationArray(QString in_path)
{
return Eigen::MatrixXd();
}
ImageGEOINFO getImageINFO(QString in_path)
{
std::shared_ptr<GDALDataset> df = OpenDataset(in_path);
int width = df->GetRasterXSize();
int heigh = df->GetRasterYSize();
int band_num = df->GetRasterCount();
ImageGEOINFO result;
result.width = width;
result.height = heigh;
result.bandnum = band_num;
return result;
}
GDALDataType getGDALDataType(QString fileptah)
{
omp_lock_t lock;
omp_init_lock(&lock);
omp_set_lock(&lock);
GDALAllRegister();
GDALDataset* rasterDataset = (GDALDataset*)(GDALOpen(fileptah.toUtf8().constData(), GA_ReadOnly));//<2F><>ֻ<EFBFBD><D6BB>ʽ<EFBFBD><CABD>ȡ<EFBFBD><C8A1>Ӱ<EFBFBD><D3B0>
GDALDataType gdal_datatype = rasterDataset->GetRasterBand(1)->GetRasterDataType();
GDALClose((GDALDatasetH)rasterDataset);
omp_unset_lock(&lock); //<2F>ͷŻ<CDB7><C5BB><EFBFBD>
omp_destroy_lock(&lock); //<2F>ٻ<EFBFBD><D9BB><EFBFBD>
return gdal_datatype;
}
gdalImage::gdalImage()
{
this->height = 0;
this->width = 0;
this->data_band_ids = 1;
this->start_row = 0;
this->start_col = 0;
}
/// <summary>
/// <20><>ͼ<EFBFBD>ȡӰ<C8A1><D3B0><EFBFBD>?1<><31>?7
/// </summary>
/// <param name="dem_path"></param>
gdalImage::gdalImage(const QString& raster_path)
{
omp_lock_t lock;
omp_init_lock(&lock); // <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
omp_set_lock(&lock); //<2F><>û<EFBFBD><C3BB><EFBFBD><EFBFBD>?1<><31>?7
this->img_path = raster_path;
GDALAllRegister();// ע<>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD>?1<><31>?7
// <20><>DEMӰ<4D><D3B0>
GDALDataset* rasterDataset = (GDALDataset*)(GDALOpen(raster_path.toUtf8().constData(), GA_ReadOnly));//<2F><>ֻ<EFBFBD><D6BB>ʽ<EFBFBD><CABD>ȡ<EFBFBD><C8A1>Ӱ<EFBFBD><D3B0>
this->width = rasterDataset->GetRasterXSize();
this->height = rasterDataset->GetRasterYSize();
this->band_num = rasterDataset->GetRasterCount();
double* gt = new double[6];
// <20><>÷<EFBFBD><C3B7><EFBFBD><EFBFBD>
rasterDataset->GetGeoTransform(gt);
this->gt = Eigen::MatrixXd(2, 3);
this->gt << gt[0], gt[1], gt[2], gt[3], gt[4], gt[5];
this->projection = rasterDataset->GetProjectionRef();
// <20><><EFBFBD><EFBFBD>
//double* inv_gt = new double[6];;
//GDALInvGeoTransform(gt, inv_gt); // <20><><EFBFBD><EFBFBD>
// <20><>ͶӰ
GDALFlushCache((GDALDatasetH)rasterDataset);
GDALClose((GDALDatasetH)rasterDataset);
rasterDataset = NULL;// ָ<>ÿ<EFBFBD>
this->InitInv_gt();
delete[] gt;
////GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
omp_unset_lock(&lock); //<2F>ͷŻ<CDB7><C5BB><EFBFBD>
omp_destroy_lock(&lock); //<2F>ٻ<EFBFBD><D9BB><EFBFBD>
}
gdalImage::~gdalImage()
{
}
void gdalImage::setHeight(int height)
{
this->height = height;
}
void gdalImage::setWidth(int width)
{
this->width = width;
}
void gdalImage::setTranslationMatrix(Eigen::MatrixXd gt)
{
this->gt = gt;
}
void gdalImage::setData(Eigen::MatrixXd, int data_band_ids)
{
this->data = data;
this->data_band_ids = data_band_ids;
}
Eigen::MatrixXd gdalImage::getData(int start_row, int start_col, int rows_count, int cols_count, int band_ids = 1)
{
omp_lock_t lock;
omp_init_lock(&lock);
omp_set_lock(&lock);
GDALAllRegister();
GDALDataset* rasterDataset = (GDALDataset*)(GDALOpen(this->img_path.toUtf8().constData(), GA_ReadOnly));//<2F><>ֻ<EFBFBD><D6BB>ʽ<EFBFBD><CABD>ȡ<EFBFBD><C8A1>Ӱ<EFBFBD><D3B0>
GDALDataType gdal_datatype = rasterDataset->GetRasterBand(1)->GetRasterDataType();
GDALRasterBand* demBand = rasterDataset->GetRasterBand(band_ids);
rows_count = start_row + rows_count <= this->height ? rows_count : this->height - start_row;
cols_count = start_col + cols_count <= this->width ? cols_count : this->width - start_col;
MatrixXd datamatrix(rows_count, cols_count);
if (gdal_datatype == GDT_Byte) {
char* temp = new char[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
else if (gdal_datatype == GDT_UInt16) {
unsigned short* temp = new unsigned short[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
else if (gdal_datatype == GDT_Int16) {
short* temp = new short[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
else if (gdal_datatype == GDT_UInt32) {
unsigned int* temp = new unsigned int[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
else if (gdal_datatype == GDT_Int32) {
int* temp = new int[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
//else if (gdal_datatype == GDT_UInt64) {
// unsigned long* temp = new unsigned long[rows_count * cols_count];
// demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
// for (int i = 0; i < rows_count; i++) {
// for (int j = 0; j < cols_count; j++) {
// datamatrix(i, j) = temp[i * cols_count + j];
// }
// }
// delete[] temp;
//}
//else if (gdal_datatype == GDT_Int64) {
// long* temp = new long[rows_count * cols_count];
// demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
// for (int i = 0; i < rows_count; i++) {
// for (int j = 0; j < cols_count; j++) {
// datamatrix(i, j) = temp[i * cols_count + j];
// }
// }
// delete[] temp;
//}
else if (gdal_datatype == GDT_Float32) {
float* temp = new float[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
else if (gdal_datatype == GDT_Float64) {
double* temp = new double[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
for (int i = 0; i < rows_count; i++) {
for (int j = 0; j < cols_count; j++) {
datamatrix(i, j) = temp[i * cols_count + j];
}
}
delete[] temp;
}
else {}
GDALClose((GDALDatasetH)rasterDataset);
omp_unset_lock(&lock); //<2F>ͷŻ<CDB7><C5BB><EFBFBD>
omp_destroy_lock(&lock); //<2F>ٻ<EFBFBD><D9BB><EFBFBD>
//GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
return datamatrix;
}
Eigen::MatrixXd gdalImage::getGeoTranslation()
{
return this->gt;
}
GDALDataType gdalImage::getDataType()
{
GDALDataset* rasterDataset = (GDALDataset*)(GDALOpen(this->img_path.toUtf8().constData(), GA_ReadOnly));
GDALDataType gdal_datatype = rasterDataset->GetRasterBand(1)->GetRasterDataType();
return gdal_datatype;
}
/// <summary>
/// д<><D0B4>ң<EFBFBD><D2A3>Ӱ<EFBFBD><D3B0>
/// </summary>
/// <param name="data"></param>
/// <param name="start_row"></param>
/// <param name="start_col"></param>
/// <param name="band_ids"></param>
void gdalImage::saveImage(Eigen::MatrixXd data, int start_row = 0, int start_col = 0, int band_ids = 1)
{
omp_lock_t lock;
omp_init_lock(&lock);
omp_set_lock(&lock);
if (start_row + data.rows() > this->height || start_col + data.cols() > this->width) {
QString tip = u8"file path: " + this->img_path;
qDebug() << tip;
throw exception(tip.toUtf8().constData());
}
GDALAllRegister();
GDALDriver* poDriver = GetGDALDriverManager()->GetDriverByName("GTiff");
GDALDataset* poDstDS = nullptr;
if (exists_test(this->img_path)) {
poDstDS = (GDALDataset*)(GDALOpen(this->img_path.toUtf8().constData(), GA_Update));
}
else {
poDstDS = poDriver->Create(this->img_path.toUtf8().constData(), this->width, this->height, this->band_num, GDT_Float32, NULL); // <20><><EFBFBD><EFBFBD>
poDstDS->SetProjection(this->projection.toUtf8().constData());
double gt_ptr[6];
for (int i = 0; i < this->gt.rows(); i++) {
for (int j = 0; j < this->gt.cols(); j++) {
gt_ptr[i * 3 + j] = this->gt(i, j);
}
}
poDstDS->SetGeoTransform(gt_ptr);
delete[] gt_ptr;
}
int datarows = data.rows();
int datacols = data.cols();
float* databuffer = new float[datarows * datacols];// (float*)malloc(datarows * datacols * sizeof(float));
for (int i = 0; i < datarows; i++) {
for (int j = 0; j < datacols; j++) {
float temp = float(data(i, j));
databuffer[i * datacols + j] = temp;
}
}
//poDstDS->RasterIO(GF_Write,start_col, start_row, datacols, datarows, databuffer, datacols, datarows, GDT_Float32,band_ids, num,0,0,0);
poDstDS->GetRasterBand(band_ids)->RasterIO(GF_Write, start_col, start_row, datacols, datarows, databuffer, datacols, datarows, GDT_Float32, 0, 0);
GDALFlushCache(poDstDS);
GDALClose((GDALDatasetH)poDstDS);
//GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
delete[] databuffer;
omp_unset_lock(&lock); //<2F>ͷŻ<CDB7><C5BB><EFBFBD>
omp_destroy_lock(&lock); //<2F>ٻ<EFBFBD><D9BB><EFBFBD>
}
void gdalImage::saveImage()
{
this->saveImage(this->data, this->start_row, this->start_col, this->data_band_ids);
}
void gdalImage::setNoDataValue(double nodatavalue = -9999, int band_ids = 1)
{
GDALAllRegister();// ע<>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD>?1<><31>?7
//GDALDriver* poDriver = GetGDALDriverManager()->GetDriverByName("GTiff");
GDALDataset* poDstDS = (GDALDataset*)(GDALOpen(img_path.toUtf8().constData(), GA_Update));
poDstDS->GetRasterBand(band_ids)->SetNoDataValue(nodatavalue);
GDALFlushCache((GDALDatasetH)poDstDS);
GDALClose((GDALDatasetH)poDstDS);
}
int gdalImage::InitInv_gt()
{
//1 lon lat = x
//1 lon lat = y
Eigen::MatrixXd temp=Eigen::MatrixXd::Zero(2, 3);
this->inv_gt = temp;
double a = this->gt(0, 0);
double b = this->gt(0, 1);
double c = this->gt(0, 2);
double d = this->gt(1, 0);
double e = this->gt(1, 1);
double f = this->gt(1, 2);
double g = 1;
double det_gt = b * f - c * e;
if (det_gt == 0) {
return 0;
}
this->inv_gt(0, 0) = (c * d - a * f) / det_gt; //2
this->inv_gt(0, 1) = f / det_gt; // lon
this->inv_gt(0, 2) = -c / det_gt; // lat
this->inv_gt(1, 0) = (a * e - b * d) / det_gt; //1
this->inv_gt(1, 1) = -e / det_gt; // lon
this->inv_gt(1, 2) = b / det_gt; // lat
return 1;
}
Landpoint gdalImage::getRow_Col(double lon, double lat)
{
Landpoint p{ 0,0,0 };
p.lon = this->inv_gt(0, 0) + lon * this->inv_gt(0, 1) + lat * this->inv_gt(0, 2); //x
p.lat = this->inv_gt(1, 0) + lon * this->inv_gt(1, 1) + lat * this->inv_gt(1, 2); //y
return p;
}
Landpoint gdalImage::getLandPoint(double row, double col, double ati = 0)
{
Landpoint p{ 0,0,0 };
p.lon = this->gt(0, 0) + col * this->gt(0, 1) + row * this->gt(0, 2); //x
p.lat = this->gt(1, 0) + col * this->gt(1, 1) + row * this->gt(1, 2); //y
p.ati = ati;
return p;
}
double gdalImage::mean(int bandids)
{
double mean_value = 0;
double count = this->height * this->width;
int line_invert = 100;
int start_ids = 0;
do {
Eigen::MatrixXd sar_a = this->getData(start_ids, 0, line_invert, this->width, bandids);
mean_value = mean_value + sar_a.sum() / count;
start_ids = start_ids + line_invert;
} while (start_ids < this->height);
return mean_value;
}
double gdalImage::max(int bandids)
{
double max_value = 0;
bool state_max = true;
int line_invert = 100;
int start_ids = 0;
double temp_max = 0;
do {
Eigen::MatrixXd sar_a = this->getData(start_ids, 0, line_invert, this->width, bandids);
if (state_max) {
state_max = false;
max_value = sar_a.maxCoeff();
}
else {
temp_max = sar_a.maxCoeff();
if (max_value < temp_max) {
max_value = temp_max;
}
}
start_ids = start_ids + line_invert;
} while (start_ids < this->height);
return max_value;
}
double gdalImage::min(int bandids)
{
double min_value = 0;
bool state_min = true;
int line_invert = 100;
int start_ids = 0;
double temp_min = 0;
do {
Eigen::MatrixXd sar_a = this->getData(start_ids, 0, line_invert, this->width, bandids);
if (state_min) {
state_min = false;
min_value = sar_a.minCoeff();
}
else {
temp_min = sar_a.minCoeff();
if (min_value < temp_min) {
min_value = temp_min;
}
}
start_ids = start_ids + line_invert;
} while (start_ids < this->height);
return min_value;
}
GDALRPCInfo gdalImage::getRPC()
{
CPLSetConfigOption("GDAL_FILENAME_IS_UTF8", "NO");
CPLSetConfigOption("GDAL_DATA", "./data");
GDALAllRegister();//ע<><D7A2><EFBFBD><EFBFBD>
//<2F><><EFBFBD><EFBFBD>
GDALDataset* pDS = (GDALDataset*)GDALOpen(this->img_path.toUtf8().constData(), GA_ReadOnly);
//<2F><>Ԫ<EFBFBD><D4AA><EFBFBD>л<EFBFBD>ȡRPC<50><43>Ϣ
char** papszRPC = pDS->GetMetadata("RPC");
//<2F><>ȡ<EFBFBD><C8A1>RPC<50><43>Ϣ<EFBFBD><CFA2>ɽṹ<C9BD><E1B9B9><EFBFBD>?1<><31>?7
GDALRPCInfo oInfo;
GDALExtractRPCInfo(papszRPC, &oInfo);
GDALClose((GDALDatasetH)pDS);
return oInfo;
}
Eigen::MatrixXd gdalImage::getLandPoint(Eigen::MatrixXd points)
{
if (points.cols() != 3) {
throw new exception("the size of points is equit 3!!!");
}
Eigen::MatrixXd result(points.rows(), 3);
result.col(2) = points.col(2);// <20>߳<EFBFBD>
points.col(2) = points.col(2).array() * 0 + 1;
points.col(0).swap(points.col(2));// <20><>
Eigen::MatrixXd gts(3, 2);
gts.col(0) = this->gt.row(0);
gts.col(1) = this->gt.row(1);
result.block(0, 0, points.rows(), 2) = points * gts;
return result;
}
Eigen::MatrixXd gdalImage::getHist(int bandids)
{
GDALAllRegister();// ע<>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD>?1<><31>?7
// <20><>DEMӰ<4D><D3B0>
GDALDataset* rasterDataset = (GDALDataset*)(GDALOpen(this->img_path.toUtf8().constData(), GA_ReadOnly));//<2F><>ֻ<EFBFBD><D6BB>ʽ<EFBFBD><CABD>ȡ<EFBFBD><C8A1>Ӱ<EFBFBD><D3B0>
GDALDataType gdal_datatype = rasterDataset->GetRasterBand(1)->GetRasterDataType();
GDALRasterBand* xBand = rasterDataset->GetRasterBand(bandids);
double dfMin = this->min(bandids);
double dfMax = this->max(bandids);
int count = int((dfMax - dfMin) / 0.01);
count = count > 255 ? count : 255;
GUIntBig* panHistogram = new GUIntBig[count];
xBand->GetHistogram(dfMin, dfMax, count, panHistogram, TRUE, FALSE, NULL, NULL);
Eigen::MatrixXd result(count, 2);
double delta = (dfMax - dfMin) / count;
for (int i = 0; i < count; i++) {
result(i, 0) = dfMin + i * delta;
result(i, 1) = double(panHistogram[i]);
}
delete[] panHistogram;
GDALClose((GDALDatasetH)rasterDataset);
return result;
}
gdalImage CreategdalImage(const QString& img_path, int height, int width, int band_num, Eigen::MatrixXd gt, QString projection, bool need_gt,bool overwrite) {
if (exists_test(img_path.toUtf8().constData())) {
if (overwrite) {
gdalImage result_img(img_path);
return result_img;
}
else {
throw "file has exist!!!";
exit(1);
}
}
GDALAllRegister();// ע<><D7A2><EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>?1<><31>?7
GDALDriver* poDriver = GetGDALDriverManager()->GetDriverByName("GTiff");
GDALDataset* poDstDS = poDriver->Create(img_path.toUtf8().constData(), width, height, band_num, GDT_Float32, NULL); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (need_gt) {
poDstDS->SetProjection(projection.toUtf8().constData());
// <20><><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double gt_ptr[6] = { 0 };
for (int i = 0; i < gt.rows(); i++) {
for (int j = 0; j < gt.cols(); j++) {
gt_ptr[i * 3 + j] = gt(i, j);
}
}
poDstDS->SetGeoTransform(gt_ptr);
}
for (int i = 1; i <= band_num; i++) {
poDstDS->GetRasterBand(i)->SetNoDataValue(-9999);
}
GDALFlushCache((GDALDatasetH)poDstDS);
GDALClose((GDALDatasetH)poDstDS);
////GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
gdalImage result_img(img_path);
return result_img;
}
gdalImageComplex CreategdalImageComplex(const QString& img_path, int height, int width, int band_num, Eigen::MatrixXd gt, QString projection, bool need_gt, bool overwrite)
{
if (exists_test(img_path.toUtf8().constData())) {
if (overwrite) {
gdalImageComplex result_img(img_path);
return result_img;
}
else {
throw "file has exist!!!";
exit(1);
}
}
GDALAllRegister();
GDALDriver* poDriver = GetGDALDriverManager()->GetDriverByName("ENVI");
GDALDataset* poDstDS = poDriver->Create(img_path.toUtf8().constData(), width, height, band_num, GDT_CFloat64, NULL);
if (need_gt) {
poDstDS->SetProjection(projection.toUtf8().constData());
// <20><><EFBFBD><EFBFBD>ת<EFBFBD><D7AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
double gt_ptr[6] = { 0 };
for (int i = 0; i < gt.rows(); i++) {
for (int j = 0; j < gt.cols(); j++) {
gt_ptr[i * 3 + j] = gt(i, j);
}
}
poDstDS->SetGeoTransform(gt_ptr);
}
for (int i = 1; i <= band_num; i++) {
poDstDS->GetRasterBand(i)->SetNoDataValue(-9999);
}
GDALFlushCache((GDALDatasetH)poDstDS);
GDALClose((GDALDatasetH)poDstDS);
////GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
gdalImageComplex result_img(img_path);
return result_img;
}
int ResampleGDAL(const char* pszSrcFile, const char* pszOutFile, double* gt, int new_width, int new_height, GDALResampleAlg eResample)
{
GDALAllRegister();
CPLSetConfigOption("GDAL_FILENAME_IS_UTF8", "NO");
GDALDataset* pDSrc = (GDALDataset*)GDALOpen(pszSrcFile, GA_ReadOnly);
if (pDSrc == NULL)
{
return -1;
}
GDALDriver* pDriver = GetGDALDriverManager()->GetDriverByName("GTiff");
if (pDriver == NULL)
{
GDALClose((GDALDatasetH)(GDALDatasetH)pDSrc);
return -2;
}
int width = pDSrc->GetRasterXSize();
int height = pDSrc->GetRasterYSize();
int nBandCount = pDSrc->GetRasterCount();
GDALDataType dataType = pDSrc->GetRasterBand(1)->GetRasterDataType();
char* pszSrcWKT = NULL;
pszSrcWKT = const_cast<char*>(pDSrc->GetProjectionRef());
//<2F><><EFBFBD>û<EFBFBD><C3BB>ͶӰ<CDB6><D3B0><EFBFBD><EFBFBD><EFBFBD>?<3F><><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD>?1<><31>?7
if (strlen(pszSrcWKT) <= 0)
{
OGRSpatialReference oSRS;
oSRS.importFromEPSG(4326);
//oSRS.SetUTM(50, true); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>120<32><30>
//oSRS.SetWellKnownGeogCS("WGS84");
oSRS.exportToWkt(&pszSrcWKT);
}
qDebug() << "GDALCreateGenImgProjTransformer " << endl;
void* hTransformArg;
hTransformArg = GDALCreateGenImgProjTransformer((GDALDatasetH)pDSrc, pszSrcWKT, NULL, pszSrcWKT, FALSE, 0.0, 1);
qDebug() << "no proj " << endl;
//(û<><C3BB>ͶӰ<CDB6><D3B0>Ӱ<EFBFBD><D3B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>߲<EFBFBD><DFB2>?<3F><><EFBFBD><EFBFBD>?1<><31>?7)
if (hTransformArg == NULL)
{
GDALClose((GDALDatasetH)(GDALDatasetH)pDSrc);
return -3;
}
qDebug() << "has proj " << endl;
double dGeoTrans[6] = { 0 };
int nNewWidth = 0, nNewHeight = 0;
if (GDALSuggestedWarpOutput((GDALDatasetH)pDSrc, GDALGenImgProjTransform, hTransformArg, dGeoTrans, &nNewWidth, &nNewHeight) != CE_None)
{
GDALClose((GDALDatasetH)(GDALDatasetH)pDSrc);
return -3;
}
//GDALDestroyGenImgProjTransformer(hTransformArg);
GDALDataset* pDDst = pDriver->Create(pszOutFile, new_width, new_height, nBandCount, dataType, NULL);
if (pDDst == NULL)
{
GDALClose((GDALDatasetH)(GDALDatasetH)pDSrc);
return -2;
}
pDDst->SetProjection(pszSrcWKT);
pDDst->SetGeoTransform(gt);
GDALWarpOptions* psWo = GDALCreateWarpOptions();
//psWo->papszWarpOptions = CSLDuplicate(NULL);
psWo->eWorkingDataType = dataType;
psWo->eResampleAlg = eResample;
psWo->hSrcDS = (GDALDatasetH)pDSrc;
psWo->hDstDS = (GDALDatasetH)pDDst;
qDebug() << "GDALCreateGenImgProjTransformer" << endl;
psWo->pfnTransformer = GDALGenImgProjTransform;
psWo->pTransformerArg = GDALCreateGenImgProjTransformer((GDALDatasetH)pDSrc, pszSrcWKT, (GDALDatasetH)pDDst, pszSrcWKT, FALSE, 0.0, 1);;
qDebug() << "GDALCreateGenImgProjTransformer has created" << endl;
psWo->nBandCount = nBandCount;
psWo->panSrcBands = (int*)CPLMalloc(nBandCount * sizeof(int));
psWo->panDstBands = (int*)CPLMalloc(nBandCount * sizeof(int));
for (int i = 0; i < nBandCount; i++)
{
psWo->panSrcBands[i] = i + 1;
psWo->panDstBands[i] = i + 1;
}
GDALWarpOperation oWo;
if (oWo.Initialize(psWo) != CE_None)
{
GDALClose((GDALDatasetH)(GDALDatasetH)pDSrc);
GDALClose((GDALDatasetH)(GDALDatasetH)pDDst);
return -3;
}
qDebug() << "ChunkAndWarpImage:" << new_width << "," << new_height << endl;
oWo.ChunkAndWarpMulti(0, 0, new_width, new_height);
GDALFlushCache(pDDst);
qDebug() << "ChunkAndWarpImage over" << endl;
//GDALDestroyGenImgProjTransformer(psWo->pTransformerArg);
//GDALDestroyWarpOptions(psWo);
GDALClose((GDALDatasetH)(GDALDatasetH)pDSrc);
GDALClose((GDALDatasetH)(GDALDatasetH)pDDst);
////GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
return 0;
}
int ResampleGDALs(const char* pszSrcFile, int band_ids, GDALRIOResampleAlg eResample)
{
GDALAllRegister();
CPLSetConfigOption("GDAL_FILENAME_IS_UTF8", "NO");
GDALDataset* pDSrc = (GDALDataset*)GDALOpen(pszSrcFile, GA_Update);
if (pDSrc == NULL)
{
return -1;
}
GDALDataType gdal_datatype = pDSrc->GetRasterBand(1)->GetRasterDataType();
GDALRasterBand* demBand = pDSrc->GetRasterBand(band_ids);
int width = pDSrc->GetRasterXSize();
int height = pDSrc->GetRasterYSize();
int start_col = 0, start_row = 0, rows_count = 0, cols_count;
int row_delta = int(120000000 / width);
GDALRasterIOExtraArg psExtraArg;
INIT_RASTERIO_EXTRA_ARG(psExtraArg);
psExtraArg.eResampleAlg = eResample;
do {
rows_count = start_row + row_delta < height ? row_delta : height - start_row;
cols_count = width;
if (gdal_datatype == GDALDataType::GDT_UInt16) {
unsigned short* temp = new unsigned short[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
demBand->RasterIO(GF_Write, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0, &psExtraArg);
delete[] temp;
}
else if (gdal_datatype == GDALDataType::GDT_Int16) {
short* temp = new short[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
demBand->RasterIO(GF_Write, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0, &psExtraArg);
delete[] temp;
}
else if (gdal_datatype == GDALDataType::GDT_Float32) {
float* temp = new float[rows_count * cols_count];
demBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0);
demBand->RasterIO(GF_Write, start_col, start_row, cols_count, rows_count, temp, cols_count, rows_count, gdal_datatype, 0, 0, &psExtraArg);
delete[] temp;
}
start_row = start_row + rows_count;
} while (start_row < height);
GDALClose((GDALDatasetH)pDSrc);
return 0;
}
int saveMatrixXcd2TiFF(Eigen::MatrixXcd data, QString out_tiff_path)
{
int rows = data.rows();
int cols = data.cols();
Eigen::MatrixXd gt = Eigen::MatrixXd::Zero(2, 3);
gdalImage image_tiff = CreategdalImage(out_tiff_path, rows, cols, 2, gt, "", false, true);// ע<><D7A2><EFBFBD><EFBFBD><EFBFBD>ﱣ<EFBFBD><EFB1A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>
Eigen::MatrixXd real_img = data.array().real();
Eigen::MatrixXd imag_img = data.array().imag();
image_tiff.saveImage(real_img, 0, 0, 1);
image_tiff.saveImage(imag_img, 0, 0, 2);
return -1;
}
gdalImageComplex::gdalImageComplex(const QString& raster_path)
{
omp_lock_t lock;
omp_init_lock(&lock);
omp_set_lock(&lock);
this->img_path = raster_path;
GDALAllRegister();
GDALDataset* rasterDataset = (GDALDataset*)(GDALOpen(raster_path.toUtf8().constData(), GA_ReadOnly));//<2F><>ֻ<EFBFBD><D6BB>ʽ<EFBFBD><CABD>ȡ<EFBFBD><C8A1>Ӱ<EFBFBD><D3B0>
this->width = rasterDataset->GetRasterXSize();
this->height = rasterDataset->GetRasterYSize();
this->band_num = rasterDataset->GetRasterCount();
double* gt = new double[6];
rasterDataset->GetGeoTransform(gt);
this->gt = Eigen::MatrixXd(2, 3);
this->gt << gt[0], gt[1], gt[2], gt[3], gt[4], gt[5];
double a = this->gt(0, 0);
double b = this->gt(0, 1);
double c = this->gt(0, 2);
double d = this->gt(1, 0);
double e = this->gt(1, 1);
double f = this->gt(1, 2);
this->projection = rasterDataset->GetProjectionRef();
// <20><>ͶӰ
GDALFlushCache((GDALDatasetH)rasterDataset);
GDALClose((GDALDatasetH)rasterDataset);
rasterDataset = NULL;// ָ<>ÿ<EFBFBD>
this->InitInv_gt();
delete[] gt;
////GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
omp_unset_lock(&lock); //<2F>ͷŻ<CDB7><C5BB><EFBFBD>
omp_destroy_lock(&lock); //<2F>ٻ<EFBFBD><D9BB><EFBFBD>
}
gdalImageComplex::~gdalImageComplex()
{
}
void gdalImageComplex::setData(Eigen::MatrixXcd data)
{
this->data = data;
}
void gdalImageComplex::saveImage(Eigen::MatrixXcd data, int start_row, int start_col, int band_ids)
{
omp_lock_t lock;
omp_init_lock(&lock);
omp_set_lock(&lock);
if (start_row + data.rows() > this->height || start_col + data.cols() > this->width) {
QString tip = u8"file path: " + this->img_path;
qDebug() << tip;
throw exception(tip.toUtf8().constData());
}
GDALAllRegister();
GDALDriver* poDriver = GetGDALDriverManager()->GetDriverByName("ENVI");
GDALDataset* poDstDS = nullptr;
if (exists_test(this->img_path)) {
poDstDS = (GDALDataset*)(GDALOpen(this->img_path.toUtf8().constData(), GA_Update));
}
else {
poDstDS = poDriver->Create(this->img_path.toUtf8().constData(), this->width, this->height, this->band_num, GDT_CFloat64, NULL); // <20><><EFBFBD><EFBFBD>
poDstDS->SetProjection(this->projection.toUtf8().constData());
double gt_ptr[6];
for (int i = 0; i < this->gt.rows(); i++) {
for (int j = 0; j < this->gt.cols(); j++) {
gt_ptr[i * 3 + j] = this->gt(i, j);
}
}
poDstDS->SetGeoTransform(gt_ptr);
delete[] gt_ptr;
}
int datarows = data.rows();
int datacols = data.cols();
double* databuffer = new double[data.size() * 2];
for (int i = 0; i < data.rows(); i++) {
for (int j = 0; j < data.cols(); j++) {
databuffer[i * data.cols() * 2 + j * 2] = data(i, j).real();
databuffer[i * data.cols() * 2 + j * 2 + 1] = data(i, j).imag();
}
}
//poDstDS->RasterIO(GF_Write,start_col, start_row, datacols, datarows, databuffer, datacols, datarows, GDT_Float32,band_ids, num,0,0,0);
poDstDS->GetRasterBand(band_ids)->RasterIO(GF_Write, start_col, start_row, datacols, datarows, databuffer, datacols, datarows, GDT_CFloat64, 0, 0);
GDALFlushCache(poDstDS);
delete databuffer;
GDALClose((GDALDatasetH)poDstDS);
//GDALDestroy(); // or, DllMain at DLL_PROCESS_DETACH
omp_unset_lock(&lock); //<2F>ͷŻ<CDB7><C5BB><EFBFBD>
omp_destroy_lock(&lock); //<2F>ٻ<EFBFBD><D9BB><EFBFBD>
}
Eigen::MatrixXcd gdalImageComplex::getDataComplex(int start_row, int start_col, int rows_count, int cols_count, int band_ids)
{
GDALDataset* poDataset;
GDALAllRegister();
// <20><><EFBFBD><EFBFBD>TIFF<46>ļ<EFBFBD>
poDataset = (GDALDataset*)GDALOpen(this->img_path.toUtf8().constData(), GA_ReadOnly);
if (poDataset == nullptr) {
QMessageBox::warning(nullptr, u8"<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", u8"<EFBFBD>޷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>" + this->img_path);
qDebug() << u8"<EFBFBD>޷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD>" + this->img_path;
}
// <20><>ȡ<EFBFBD><C8A1><EFBFBD>ݼ<EFBFBD><DDBC>ĵ<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
GDALRasterBand* poBand;
poBand = poDataset->GetRasterBand(1);
// <20><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǹ<EFBFBD><C7B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
int nXSize = poBand->GetXSize();
int nYSize = poBand->GetYSize();
double* databuffer = new double[nXSize * nYSize * 2];
poBand->RasterIO(GF_Read, start_col, start_row, cols_count, rows_count, databuffer, cols_count, rows_count, GDT_CFloat64, 0, 0);
GDALClose((GDALDatasetH)poDataset);
Eigen::MatrixXcd rasterData(nYSize, nXSize); // ʹ<><CAB9>Eigen<65><6E>MatrixXcd
for (size_t i = 0; i < nYSize; i++)
{
for (size_t j = 0; j < nXSize; j++) {
rasterData(i, j) = std::complex<double>(databuffer[i * nXSize * 2 + j * 2], databuffer[i * nXSize * 2 + j * 2 + 1]);
}
}
delete databuffer;
return rasterData;
}
void gdalImageComplex::saveImage()
{
this->saveImage(this->data, this->start_row, this->start_col, this->data_band_ids);
}