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msegio.cpp
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* msegio.cpp: Image base classes *
* Version: 0.9.x *
* Last revised: 05/08/2009 *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* MSEG algorithm by Angelos Tzotsos ([email protected]) *
* Remote Sensing Lab NTUA - GCpp August 2009 *
* *
* Copyright (C) Angelos Tzotsos <[email protected]> *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 2 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "msegio.h"
string find_cell_type(string HeaderName){
cout << "Finding bit depth from image header..." << endl;
ifstream infile;
infile.open(HeaderName.c_str());
if (!infile){ //Error handling
cout << "Error opening file " << HeaderName << endl;
//throw FileError;
cout << "Press any key to quit..." << endl;
cin.get();
exit(1);
}
string CellType;
string word;
//Header file parser
while (!infile.eof()){
infile >> word;
if (strncmp(word.c_str(), "CellType", 8) == 0){
infile >> word; /*Skips the "="*/
infile >> CellType;
}
}
infile.close();
cout << "Found ERS Cell Type : " << CellType << endl;
return CellType;
}
pixel D2(int d, int imgcolumns){
pixel x;
int k = d % imgcolumns;
x.column = (k) ? k : imgcolumns;
x.line = (k) ? ((int)(d/imgcolumns) + 1) : ((int)(d/imgcolumns));
return x;
}
int D1(int imglines, int imgcolumns, int line, int column){
return (((line-1)*imgcolumns) + column -1);
}
/*void ERS_Image::FillBuffer (int LineStart, int LineEnd){
if(BuffLineStart != BuffLineEnd){
cout << "Buffer is not empty" << endl;
cout << "Deleting buffer..." << endl;
Buffer.clear();
}
BuffLineStart = LineStart;
BuffLineEnd = LineEnd;
CELL_TYPE tmp;
file.seekg(0, ios::end);
streampos file_end = file.tellg(); // file_end keeps the file size in bytes
cout << "File size is: " << file_end << endl;
file.seekg( ((BuffLineStart - 1)*Bands*Columns*sizeof(CELL_TYPE)), ios::beg);
streampos buff_start = file.tellg();
for(int i=0;i<((BuffLineEnd - BuffLineStart + 1)*Bands*Columns);i++){
file >> tmp;
Buffer.push_back(tmp);
}
streampos buff_end = file.tellg();
file.seekg(0, ios::beg);
cout << "Buffer write succesfull" << endl;
}*/
/*void ERS_Image::FillBuffer (Macroblock* macro){
}*/
void ERS_Image::FullBuffer (){
if(BuffLineStart != BuffLineEnd){
cout << "Buffer is not empty" << endl;
cout << "Deleting buffer..." << endl;
Buffer8.clear();
Buffer16.clear();
Buffer16s.clear();
Buffer32.clear();
}
uchar tmp8;
ushort tmp16;
sshort tmp16s;
float tmp32;
file.seekg(0, ios::beg);
if(Bytes == 1)
{
for(int i=0; i<(Lines*Columns*Bands); i++){
file.read(reinterpret_cast<char *>(&tmp8), sizeof(uchar));
Buffer8.push_back(tmp8);
}
}
else if(Bytes == 2)
{
for(int i=0; i<(Lines*Columns*Bands); i++){
file.read(reinterpret_cast<char *>(&tmp16), sizeof(ushort));
Buffer16.push_back(tmp16);
}
}
else if(Bytes == 3)
{
for(int i=0; i<(Lines*Columns*Bands); i++){
file.read(reinterpret_cast<char *>(&tmp16s), sizeof(sshort));
Buffer16s.push_back(tmp16s);
}
}
else if(Bytes == 4)
{
for(int i=0; i<(Lines*Columns*Bands); i++){
file.read(reinterpret_cast<char *>(&tmp32), sizeof(float));
Buffer32.push_back(tmp32);
}
}
BuffLineStart = 1;
BuffLineEnd = Lines;
file.seekg(0, ios::beg);
cout << "Buffer Full!" << endl;
}
float ERS_Image::Buffer(int line, int column, int band){
if(Bytes == 1)
{
return (float)(Buffer8[(((line-1)*Bands*Columns) + ((band-1)*Columns) + column -1)]);
}
else if(Bytes == 2)
{
return (float)(Buffer16[(((line-1)*Bands*Columns) + ((band-1)*Columns) + column -1)]);
}
else if(Bytes == 3)
{
return (float)(Buffer16s[(((line-1)*Bands*Columns) + ((band-1)*Columns) + column -1)]);
}
else if(Bytes == 4)
{
return Buffer32[(((line-1)*Bands*Columns) + ((band-1)*Columns) + column -1)];
}
else
{
cout << "Unknown image type" << endl;
return 0.0;
}
}
float ERS_Image::Buffer(int indx){
if(Bytes == 1)
{
return (float)(Buffer8[indx]);
}
else if(Bytes == 2)
{
return (float)(Buffer16[indx]);
}
else if(Bytes == 3)
{
return (float)(Buffer16s[indx]);
}
else if(Bytes == 4)
{
return Buffer32[indx];
}
else
{
cout << "Unknown image type" << endl;
return 0.0;
}
}
int ERS_Image::D1(int line, int column, int band){
return (((line-1)*Bands*Columns) + ((band-1)*Columns) + column -1);
}
void ERS_Image::SaveAs(string OutputName){
ofstream head_out, file_out;
string tmp;
tmp = OutputName + ".ers";//TODO: Change that to accept the header of the file
head_out.open(tmp.c_str());
file_out.open(OutputName.c_str(), ios::binary);
//save binary data
if(Bytes == 1)
{
for(int i=0; i<Buffer8.size(); i++){
file_out.write(reinterpret_cast<char *> (&Buffer8[i]), sizeof(uchar));
}
}
else if(Bytes == 2)
{
for(int i=0; i<Buffer16.size(); i++){
//t = Buffer[i];
file_out.write(reinterpret_cast<char *> (&Buffer16[i]), sizeof(ushort));
}
}
else if(Bytes == 3)
{
for(int i=0; i<Buffer16s.size(); i++){
//t = Buffer[i];
file_out.write(reinterpret_cast<char *> (&Buffer16s[i]), sizeof(sshort));
}
}
else if(Bytes == 4)
{
for(int i=0; i<Buffer32.size(); i++){
file_out.write(reinterpret_cast<char *> (&Buffer32[i]), sizeof(float));
}
}
//Coordinate CoordinateSpace;
//save header
head_out << "DatasetHeader Begin" << endl;
head_out << "\tVersion \t= \"" << ERSVersion << "\"" << endl;
//head_out << "\tName\t\t= \"" << HeaderName << "\"" << endl;
head_out << "\tLastUpdated\t= " << LastUpdated << endl;
head_out << "\tDataSetType\t= ERStorage" << endl;
head_out << "\tDataType\t= " << DataType << endl;
head_out << "\tByteOrder\t= " << ByteOrder << endl;
head_out << "\tCoordinateSpace Begin" << endl;
head_out << "\t\tDatum\t\t= \"" << CoordinateSpace.Datum << "\"" << endl;
head_out << "\t\tProjection\t= \"" << CoordinateSpace.Projection << "\"" << endl;
head_out << "\t\tCoordinateType\t= " << CoordinateSpace.CoordinateType << endl;
head_out << "\t\tUnits\t\t= \"" << CoordinateSpace.Units << "\"" << endl;
head_out << "\t\tRotation\t= " << CoordinateSpace.Rotation << endl;
head_out << "\tCoordinateSpace End" << endl;
head_out << "\tRasterInfo Begin" << endl;
head_out << "\t\tCellType\t= " << CellType << endl;
head_out << "\t\tNrOfLines\t= " << Lines << endl;
head_out << "\t\tNrOfCellsPerLine\t= " << Columns << endl;
if(RegistrationPoint.x != -999 || RegistrationPoint.y != -999)
{
head_out << "\t\tRegistrationCoord Begin" << endl;
head_out << "\t\t\tEastings\t= " << RegistrationPoint.x << endl;
head_out << "\t\t\tNorthings\t= " << RegistrationPoint.y << endl;
head_out << "\t\tRegistrationCoord End" << endl;
}
if(RegistrationCell.x != -999 || RegistrationCell.y != -999)
{
head_out << "\t\tRegistrationCellX\t= " << RegistrationCell.x << endl;
head_out << "\t\tRegistrationCellY\t= " << RegistrationCell.y << endl;
}
head_out << "\t\tNrOfBands\t= " << Bands << endl;
for(int i=0;i<BandID.size();i++){
head_out << "\t\tBandId Begin" << endl;
head_out << "\t\t\tValue\t\t= " << BandID[i] << endl;
head_out << "\t\tBandId End" << endl;
}
head_out << "\t\tRegionInfo Begin" << endl;
head_out << "\t\t\tType\t\t= Polygon" << endl;
head_out << "\t\t\tRegionName\t= \"All\"" << endl;
//head_out << "\t\t\tSourceDataset\t= \"" << FileName << "\"" << endl;
head_out << "\t\t\tRGBcolour Begin" << endl;
if(Bytes == 1)
{
head_out << "\t\t\t\tRed\t\t= 255" << endl;
head_out << "\t\t\t\tGreen\t\t= 255" << endl;
head_out << "\t\t\t\tBlue\t\t= 255" << endl;
}
else
{
head_out << "\t\t\t\tRed\t\t= 65535" << endl;
head_out << "\t\t\t\tGreen\t\t= 65535" << endl;
head_out << "\t\t\t\tBlue\t\t= 65535" << endl;
}
head_out << "\t\t\tRGBcolour End" << endl;
head_out << "\t\t\tSubRegion\t= {" << endl;
head_out << "\t\t\t\t0\t0" << endl;
head_out << "\t\t\t\t0\t" << Lines << endl;
head_out << "\t\t\t\t" << Columns << "\t" << Lines << endl;
head_out << "\t\t\t\t" << Columns << "\t0" << endl;
head_out << "\t\t\t}" << endl;
head_out << "\t\tRegionInfo End" << endl;
head_out << "\tRasterInfo End" << endl;
head_out << "DatasetHeader End" << endl;
//Close files
file_out.close();
head_out.close();
}
void ERS_Image::SaveAs(string OutputName, int nullval){
NullValue = nullval;
ofstream head_out, file_out;
string tmp;
tmp = OutputName + ".ers";
head_out.open(tmp.c_str());
file_out.open(OutputName.c_str(), ios::binary);
//save binary data
if(Bytes == 1)
{
for(int i=0; i<Buffer8.size(); i++){
file_out.write(reinterpret_cast<char *> (&Buffer8[i]), sizeof(uchar));
}
}
else if(Bytes == 2)
{
for(int i=0; i<Buffer16.size(); i++){
//t = Buffer[i];
file_out.write(reinterpret_cast<char *> (&Buffer16[i]), sizeof(ushort));
}
}
else if(Bytes == 3)
{
for(int i=0; i<Buffer16s.size(); i++){
//t = Buffer[i];
file_out.write(reinterpret_cast<char *> (&Buffer16s[i]), sizeof(sshort));
}
}
else if(Bytes == 4)
{
for(int i=0; i<Buffer32.size(); i++){
file_out.write(reinterpret_cast<char *> (&Buffer32[i]), sizeof(float));
}
}
//Coordinate CoordinateSpace;
//save header
head_out << "DatasetHeader Begin" << endl;
head_out << "\tVersion \t= \"" << ERSVersion << "\"" << endl;
//head_out << "\tName\t\t= \"" << HeaderName << "\"" << endl;
head_out << "\tLastUpdated\t= " << LastUpdated << endl;
head_out << "\tDataSetType\t= ERStorage" << endl;
head_out << "\tDataType\t= " << DataType << endl;
head_out << "\tByteOrder\t= " << ByteOrder << endl;
head_out << "\tCoordinateSpace Begin" << endl;
head_out << "\t\tDatum\t\t= \"" << CoordinateSpace.Datum << "\"" << endl;
head_out << "\t\tProjection\t= \"" << CoordinateSpace.Projection << "\"" << endl;
head_out << "\t\tCoordinateType\t= " << CoordinateSpace.CoordinateType << endl;
head_out << "\t\tUnits\t\t= \"" << CoordinateSpace.Units << "\"" << endl;
head_out << "\t\tRotation\t= " << CoordinateSpace.Rotation << endl;
head_out << "\tCoordinateSpace End" << endl;
head_out << "\tRasterInfo Begin" << endl;
head_out << "\t\tCellType\t= " << CellType << endl;
head_out << "\t\tNullCellValue\t= " << NullValue << endl;
head_out << "\t\tNrOfLines\t= " << Lines << endl;
head_out << "\t\tNrOfCellsPerLine\t= " << Columns << endl;
if(RegistrationPoint.x != -999 || RegistrationPoint.y != -999)
{
head_out << "\t\tRegistrationCoord Begin" << endl;
head_out << "\t\t\tEastings\t= " << RegistrationPoint.x << endl;
head_out << "\t\t\tNorthings\t= " << RegistrationPoint.y << endl;
head_out << "\t\tRegistrationCoord End" << endl;
}
if(RegistrationCell.x != -999 || RegistrationCell.y != -999)
{
head_out << "\t\tRegistrationCellX\t= " << RegistrationCell.x << endl;
head_out << "\t\tRegistrationCellY\t= " << RegistrationCell.y << endl;
}
head_out << "\t\tNrOfBands\t= " << Bands << endl;
for(int i=0;i<BandID.size();i++){
head_out << "\t\tBandId Begin" << endl;
head_out << "\t\t\tValue\t\t= " << BandID[i] << endl;
head_out << "\t\tBandId End" << endl;
}
head_out << "\t\tRegionInfo Begin" << endl;
head_out << "\t\t\tType\t\t= Polygon" << endl;
head_out << "\t\t\tRegionName\t= \"All\"" << endl;
//head_out << "\t\t\tSourceDataset\t= \"" << FileName << "\"" << endl;
head_out << "\t\t\tRGBcolour Begin" << endl;
if(Bytes == 1)
{
head_out << "\t\t\t\tRed\t\t= 255" << endl;
head_out << "\t\t\t\tGreen\t\t= 255" << endl;
head_out << "\t\t\t\tBlue\t\t= 255" << endl;
}
else
{
head_out << "\t\t\t\tRed\t\t= 65535" << endl;
head_out << "\t\t\t\tGreen\t\t= 65535" << endl;
head_out << "\t\t\t\tBlue\t\t= 65535" << endl;
}
head_out << "\t\t\tRGBcolour End" << endl;
head_out << "\t\t\tSubRegion\t= {" << endl;
head_out << "\t\t\t\t0\t0" << endl;
head_out << "\t\t\t\t0\t" << Lines << endl;
head_out << "\t\t\t\t" << Columns << "\t" << Lines << endl;
head_out << "\t\t\t\t" << Columns << "\t0" << endl;
head_out << "\t\t\t}" << endl;
head_out << "\t\tRegionInfo End" << endl;
head_out << "\tRasterInfo End" << endl;
head_out << "DatasetHeader End" << endl;
//Close files
file_out.close();
head_out.close();
}
Image::Image(){
}
Image::~Image(){
}
ERS_Image::ERS_Image(string InputHeaderName, int msize){
cout << "Loading image " << InputHeaderName << " ..." << endl;
//system("Pause");
if(msize){
MacroSize = msize;
}
else{
MacroSize = 16;
}
ifstream header;
header.open(InputHeaderName.c_str()); //It's an input fstream, explicit call.
if (!header){ //Error handling
cout << "Error opening file " << InputHeaderName << endl;
//throw FileError;
cout << "Press any key to quit..." << endl;
cin.get();
exit(1);
}
HeaderName = InputHeaderName;/*Don't want to aquire the HeaderName from within,
it's better to trust the filesystem's name for the .ers file*/
FileName = HeaderName.substr(0, HeaderName.size()-4); /*Removes ".ers" */
string word; //temporary string for input
GroundSizeX = 1.0;
GroundSizeY = 1.0;
RegistrationPoint.x = -999;
RegistrationPoint.y = -999;
RegistrationCell.x = -999;
RegistrationCell.y = -999;
//Header file parser
while (header){
header >> word;
if (strncmp(word.c_str(), "Version", 6) == 0){
header >> word; /*Skips the "="*/
header >> word;
ERSVersion = word.substr(1,word.size()-2); /*Removes the "___"*/
//string ERSVersion(word, 2, length-1); /*Alternative*/
}
if (strncmp(word.c_str(), "LastUpdated", 11) == 0){
header >> word; /*Skips the "="*/
for (int i=0; i<5; i++){
header >> word;
LastUpdated = LastUpdated + word + " ";/*Reads 5 words*/
}
header >> word;
LastUpdated = LastUpdated + word; /*Does not add the space after the sixth word*/
}
if (strncmp(word.c_str(), "DataType", 8) == 0){
header >> word; /*Skips the "="*/
header >> DataType;
}
if (strncmp(word.c_str(), "ByteOrder", 9) == 0){
header >> word; /*Skips the "="*/
header >> ByteOrder;
}
if (strncmp(word.c_str(), "Datum", 5) == 0){
header >> word; /*Skips the "="*/
header >> word;
CoordinateSpace.Datum = word.substr(1,word.size()-2); /*Removes the "___"*/
}
if (strncmp(word.c_str(), "Projection", 10) == 0){
header >> word; /*Skips the "="*/
header >> word;
CoordinateSpace.Projection = word.substr(1,word.size()-2); /*Removes the "___"*/
}
if (strncmp(word.c_str(), "CoordinateType", 14) == 0){
header >> word; /*Skips the "="*/
header >> CoordinateSpace.CoordinateType;
}
if (strncmp(word.c_str(), "Units", 5) == 0){
header >> word; /*Skips the "="*/
header >> word;
CoordinateSpace.Units = word.substr(1,word.size()-2); /*Removes the "___"*/
}
if (strncmp(word.c_str(), "Xdimension", 10) == 0){
header >> word; /*Skips the "="*/
header >> word;
GroundSizeX = atof(word.c_str());
}
if (strncmp(word.c_str(), "Ydimension", 10) == 0){
header >> word; /*Skips the "="*/
header >> word;
GroundSizeY = atof(word.c_str());
}
if (strncmp(word.c_str(), "Eastings", 8) == 0){
header >> word; /*Skips the "="*/
header >> word;
RegistrationPoint.x = atof(word.c_str());
}
if (strncmp(word.c_str(), "Northings", 9) == 0){
header >> word; /*Skips the "="*/
header >> word;
RegistrationPoint.y = atof(word.c_str());
}
if (strncmp(word.c_str(), "RegistrationCellX", 17) == 0){
header >> word; /*Skips the "="*/
header >> word;
RegistrationCell.x = atof(word.c_str());
}
if (strncmp(word.c_str(), "RegistrationCellY", 17) == 0){
header >> word; /*Skips the "="*/
header >> word;
RegistrationCell.y = atof(word.c_str());
}
if (strncmp(word.c_str(), "Rotation", 8) == 0){
header >> word; /*Skips the "="*/
header >> CoordinateSpace.Rotation;
}
if (strncmp(word.c_str(), "CellType", 8) == 0){
header >> word; /*Skips the "="*/
header >> CellType;
if (strncmp(CellType.c_str(), "Unsigned16BitInteger", 20) == 0)
{
Bytes = 2;
}
else if (strncmp(CellType.c_str(), "Signed16BitInteger", 18) == 0)
{
Bytes = 3;
}
else if (strncmp(CellType.c_str(), "Unsigned8BitInteger", 19) == 0)
{
Bytes = 1;
}
else if (strncmp(CellType.c_str(), "IEEE4ByteReal", 13) == 0)
{
Bytes = 4;
}
else Bytes = 1;
}
if (strncmp(word.c_str(), "NullCellValue", 13) == 0){
header >> word; /*Skips the "="*/
header >> NullValue;
}
if (strncmp(word.c_str(), "NrOfLines", 9) == 0){
header >> word; /*Skips the "="*/
header >> word;
Lines = atoi(word.c_str());
if (Lines < 1){
cout << "Wrong number of lines!" << endl;
cout << "Press any key to quit..." << endl;
cin.get();
exit(1);
}
}
if (strncmp(word.c_str(), "NrOfCellsPerLine", 16) == 0){
header >> word; /*Skips the "="*/
header >> word;
Columns = atoi(word.c_str());
if (Columns < 1){
cout << "Wrong number of pixels per line!" << endl;
cout << "Press any key to quit..." << endl;
cin.get();
exit(1);
}
}
if (strncmp(word.c_str(), "NrOfBands", 9) == 0){
header >> word; /*Skips the "="*/
header >> word;
Bands = atoi(word.c_str());
if (Bands < 1){
cout << "Wrong number of bands!" << endl;
cout << "Press any key to quit..." << endl;
cin.get();
exit(1);
}
//vector<string> BandID;
for (int i=0; i<5; i++){
header >> word;
}
BandID.push_back(word);
cout << word << endl;
for (int k=0;k < Bands-1; k++){
for (int j=0; j<7; j++){
header >> word;
}
BandID.push_back(word);
cout << word << endl;
}
}
}//Header file parser END
header.close();
cout << "Header closed" << endl;
//Opening binary data file for input
file.open(FileName.c_str(), ios::binary);
if (!file){ //Error handling
cout << "Error opening file " << FileName << endl;
//throw FileError;
cout << "Press any key to quit..." << endl;
cin.get();
exit(1);
}
//Buffer Initialization
BuffLineStart = 0;
BuffLineEnd = 0; // if BuffLineStart == BuffLineEnd ---> Buffer empty
//system("Pause");
/*Default Band Weight values can be modified through the main routine from
an outside *.txt file */
BandWeight.push_back(0.0);
for (int i=1; i<=Bands; i++){
BandWeight.push_back(1.0);
}
//Macroblock calculation and initialization
int Line_Remainder;
int Row_Remainder;
/*TODO: Check here if MacroSize is divided by 2*/
Line_Remainder = Lines % MacroSize;
Row_Remainder = Columns % MacroSize;
/*TODO: Check the rounding procedure int(...)*/
if(Line_Remainder == 0){
MacroLines = Lines / MacroSize;
}
else{
MacroLines = int(Lines/MacroSize) + 1;
}
if (Row_Remainder == 0){
MacroColumns = Columns / MacroSize;
}
else{
MacroColumns = int(Columns/MacroSize) + 1;
}
Macroblock TempMb;
TempMb.size=MacroSize;
//int NumOfMb = MacroRows * MacroLines;
//Adds a null macroblock in place Macroblocks[0]
/*TempMB.LineEnd = 0;
TempMB.LineStart = 0;
TempMb.ColumnEnd = 0;
TempMb.ColumnStart = 0;
Macroblocks.push_back(TempMb);
*/
for (int i=1;i<=MacroLines;i++){
for (int j=1;j<=MacroColumns;j++){
if (i*MacroSize >= Lines){
TempMb.LineEnd = Lines;
}
else {
TempMb.LineEnd = i*MacroSize;
}
TempMb.LineStart = ((i-1)* MacroSize) + 1;
if (j*MacroSize >= Columns){
TempMb.ColumnEnd = Columns;
}
else {
TempMb.ColumnEnd = j*MacroSize;
}
TempMb.ColumnStart = ((j-1)* MacroSize) + 1;
Macroblocks.push_back(TempMb);
}
}
//Macroblock calculation End
//system("Pause");
}
ERS_Image::ERS_Image(string Name, int BANDS, int LINES, int COLUMNS, string cell_type){
Bands = BANDS;
Lines = LINES;
Columns = COLUMNS;
FileName = Name;
CellType = cell_type;
HeaderName = FileName + ".ers";
//struct Coordinate CoordinateSpace;
ERSVersion = "6.3";
LastUpdated = "Tue Mar 09 17:41:16 GMT 2004";
DataType = "Raster";
ByteOrder = "LSBFirst";
CoordinateSpace.Datum = "RAW";
CoordinateSpace.Projection = "RAW";
CoordinateSpace.CoordinateType = "RAW";
CoordinateSpace.Units = "natural";
CoordinateSpace.Rotation = "0:0:0.0";
GroundSizeX = 1.0;
GroundSizeY = 1.0;
RegistrationPoint.x = -999;
RegistrationPoint.y = -999;
RegistrationCell.x = -999;
RegistrationCell.y = -999;
//vector<string> BandID;
//BandID.push_back("Level 1");
//vector<CELL_TYPE> Buffer;
//Buffer.reserve(Lines*Columns*Bands);
BuffLineStart = 0;
BuffLineEnd = 0;
//vector<float> BandWeight;
//BandWeight[0] = 1.0;
//vector<Macroblock> Macroblocks;
MacroSize = 0;
MacroColumns = 0;
MacroLines = 0;
}
ERS_Image::ERS_Image(string Name, int BANDS, int LINES, int COLUMNS, int BYTES){
Bands = BANDS;
Lines = LINES;
Columns = COLUMNS;
Bytes = BYTES;
FileName = Name;
if(Bytes == 1) CellType = "Unsigned8BitInteger";
else if(Bytes == 2) CellType = "Unsigned16BitInteger";
else if(Bytes == 4) CellType = "IEEE4ByteReal";
else if(Bytes == 3) CellType = "Signed16BitInteger";
HeaderName = FileName + ".ers";
//struct Coordinate CoordinateSpace;
ERSVersion = "6.3";
LastUpdated = "Tue Mar 09 17:41:16 GMT 2004";
DataType = "Raster";
ByteOrder = "LSBFirst";
CoordinateSpace.Datum = "RAW";
CoordinateSpace.Projection = "RAW";
CoordinateSpace.CoordinateType = "RAW";
CoordinateSpace.Units = "natural";
CoordinateSpace.Rotation = "0:0:0.0";
GroundSizeX = 1.0;
GroundSizeY = 1.0;
RegistrationPoint.x = -999;
RegistrationPoint.y = -999;
RegistrationCell.x = -999;
RegistrationCell.y = -999;
//vector<string> BandID;
//BandID.push_back("Level 1");
//vector<CELL_TYPE> Buffer;
//Buffer.reserve(Lines*Columns*Bands);
BuffLineStart = 0;
BuffLineEnd = 0;
//vector<float> BandWeight;
//BandWeight[0] = 1.0;
//vector<Macroblock> Macroblocks;
MacroSize = 0;
MacroColumns = 0;
MacroLines = 0;
}
ERS_Image::~ERS_Image(){
}
Texture_Image::Texture_Image(){
}
Texture_Image::Texture_Image(ERS_Image& Im, int quantizer, int dist){
bitdepth=256;
if(quantizer>bitdepth){
cout << "Texture quantizer larger than image bitdepth... defaulting to bitdepth" << endl;
quant = bitdepth;
}else{
quant = quantizer;
}
distance = dist;
Img = ℑ
Lines = Img->Lines;
Columns = Img->Columns;
CoCubeBuilt = FALSE;
CoPair tmpcopair;
tmpcopair.first = -1;
tmpcopair.second = -1;
CoDistribution lolos;
for(int i=0; i<Im.Lines*Im.Columns; i++){
lolos.push_back(tmpcopair);
}
for(int i=0; i<4; i++){
CoCube.push_back(lolos);
}
cout << "Memory allocation for CoCube completed..." << endl;
}
Texture_Image::~Texture_Image(){
}
void Texture_Image::FullYBuffer(){
YBuffer.reserve(Lines * Columns);
for(int i=0; i<Lines*Columns; i++){
YBuffer.push_back(0);
}
cout << "YBuffer size = " << YBuffer.size() << endl;
if(Img->Bands == 1){
cout << "Not enough bands to calculate YUV components... Using HSI by default" << endl;
Img->FullBuffer();
for(int i=0; i<(Img->Lines*Img->Columns); i++){
if(Img->Bytes == 1) YBuffer[i] = (int(Img->Buffer8[i]));
else if(Img->Bytes == 2) YBuffer[i] = (int(Img->Buffer16[i]));
else if(Img->Bytes == 3) YBuffer[i] = (int(Img->Buffer16s[i]));
else if(Img->Bytes == 4) YBuffer[i] = (int(Img->Buffer32[i]));
}
}
else if(Img->Bands == 2){
cout << "Not enough bands to calculate YUV components... Using HSI by default" << endl;
Img->FullBuffer();
for(int l=1; l<=Img->Lines; l++){
for(int c=1; c<=Img->Columns; c++){
if(Img->Bytes == 1) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((Img->Buffer8[((l-1)*Img->Columns*Img->Bands)+c-1] + Img->Buffer8[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1])/2));
else if(Img->Bytes == 2) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((Img->Buffer16[((l-1)*Img->Columns*Img->Bands)+c-1] + Img->Buffer16[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1])/2));
else if(Img->Bytes == 3) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((Img->Buffer16s[((l-1)*Img->Columns*Img->Bands)+c-1] + Img->Buffer16s[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1])/2));
else if(Img->Bytes == 4) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((Img->Buffer32[((l-1)*Img->Columns*Img->Bands)+c-1] + Img->Buffer32[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1])/2));
}
}
}
else if(Img->Bands > 2){
Img->FullBuffer();
for(int l=1; l<=Img->Lines; l++){
for(int c=1; c<=Img->Columns; c++){
if(Img->Bytes == 1) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((0.114*Img->Buffer8[((l-1)*Img->Columns*Img->Bands)+c-1]) + (0.587*Img->Buffer8[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1]) + (0.299*Img->Buffer8[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns+Img->Columns-1])));
else if(Img->Bytes == 2) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((0.114*Img->Buffer16[((l-1)*Img->Columns*Img->Bands)+c-1]) + (0.587*Img->Buffer16[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1]) + (0.299*Img->Buffer16[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns+Img->Columns-1])));
else if(Img->Bytes == 3) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((0.114*Img->Buffer16s[((l-1)*Img->Columns*Img->Bands)+c-1]) + (0.587*Img->Buffer16s[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1]) + (0.299*Img->Buffer16s[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns+Img->Columns-1])));
else if(Img->Bytes == 4) YBuffer[((l-1)*Img->Columns + (c-1))] = (int((0.114*Img->Buffer32[((l-1)*Img->Columns*Img->Bands)+c-1]) + (0.587*Img->Buffer32[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns-1]) + (0.299*Img->Buffer32[((l-1)*Img->Columns*Img->Bands)+c+Img->Columns+Img->Columns-1])));
}
}
}
//Find Limits
BuffMin = 65535;//Larger than 32bit integer...
BuffMax = 0;
for (int i=0;i<Lines*Columns;i++){
if(YBuffer[i]>BuffMax) BuffMax=YBuffer[i];
if(YBuffer[i]<BuffMin) BuffMin=YBuffer[i];
}
}
int Texture_Image::Transform(int p){
//Correct method
/*float val;
val = (((YBuffer[p]-BuffMin)*bitdepth)/(BuffMax-BuffMin));
return (val-floor(val))>=0.5 ? (int)val + 1 : (int)val;*/
//return (int) ((BuffMax-BuffMin)*YBuffer[p]/bitdepth);
//Optimized method
return (int) (((YBuffer[p]-BuffMin)*bitdepth)/(BuffMax-BuffMin));
}
void Texture_Image::BuildHistogram(){
//Move this to the constructor...
hist.reserve(bitdepth);
for(int i=0;i<bitdepth;i++)
hist.push_back(0);
for(int i=0;i<Lines*Columns;i++){
hist[YBuffer[i]]++;//TODO: Maybe use Transform here???????
}
}
void Texture_Image::CalculateLUT(){ //Chiossif AnaCoding... TODO: Check for more that 8bit images
//Need histogram to be built
long sum, target;
register int k,l;
sum=0L;
target=(long)Columns*(long)Lines/(long)quant;
for (k=0,l=0;k<bitdepth;k++){//Changed 256 to bitdepth... check please!
sum+=(long) hist[k];
LUT[k]=(unsigned char)l;
while ( sum > target ){
l++;
sum-=target;
}
if (sum<0L) sum=0L;
if (l>=quant) l=quant-1;
}
}
void Texture_Image::BuildCoCube(){ //TODO: Check for more that 8bit images
//need LUT to be built
int drow, dcol, angle, curp, nextp;
uchar curval, nextval;
//cout << "CoCube full with nulls" << endl;
//cout << "CoCube size is " << CoCube.size() << endl;
//cout << "CoCube table 2 size is " << CoCube[1].size() << endl;
for(int i=0;i<Lines;i++){
for(int j=0;j<Columns;j++){
for(angle=0;angle<4;angle++){
switch (angle){
case 0: drow = 0; dcol = distance; break;
case 1: drow = -distance; dcol = distance; break;
case 2: drow = -distance; dcol = 0; break;
case 3: drow = -distance; dcol = -distance; break;
}
if(i+drow>=0 && j+dcol>=0 && j+dcol<Columns){
curp = D1(Lines, Columns, i+1, j+1);
curval = LUT[YBuffer[curp]];
nextp = D1(Lines, Columns, i+drow+1, j+dcol+1);
nextval = LUT[YBuffer[nextp]];
CoCube[angle][curp].first = (int)curval;
CoCube[angle][curp].second = (int)nextval;
}
}
}
}
}