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diff --git a/utility/demo-fw/pc-tools/CreateDemoBin/lib/EasyBMP/EasyBMP.cpp b/utility/demo-fw/pc-tools/CreateDemoBin/lib/EasyBMP/EasyBMP.cpp
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+/*************************************************
+* *
+* EasyBMP Cross-Platform Windows Bitmap Library *
+* *
+* Author: Paul Macklin *
+* email: macklin01@users.sourceforge.net *
+* support: http://easybmp.sourceforge.net *
+* *
+* file: EasyBMP.cpp *
+* date added: 03-31-2006 *
+* date modified: 12-01-2006 *
+* version: 1.06 *
+* *
+* License: BSD (revised/modified) *
+* Copyright: 2005-6 by the EasyBMP Project *
+* *
+* description: Actual source file *
+* *
+*************************************************/
+
+#include "EasyBMP.h"
+
+/* These functions are defined in EasyBMP.h */
+
+bool EasyBMPwarnings = true;
+
+void SetEasyBMPwarningsOff( void )
+{ EasyBMPwarnings = false; }
+void SetEasyBMPwarningsOn( void )
+{ EasyBMPwarnings = true; }
+bool GetEasyBMPwarningState( void )
+{ return EasyBMPwarnings; }
+
+/* These functions are defined in EasyBMP_DataStructures.h */
+
+int IntPow( int base, int exponent )
+{
+ int i;
+ int output = 1;
+ for( i=0 ; i < exponent ; i++ )
+ { output *= base; }
+ return output;
+}
+
+BMFH::BMFH()
+{
+ bfType = 19778;
+ bfReserved1 = 0;
+ bfReserved2 = 0;
+}
+
+void BMFH::SwitchEndianess( void )
+{
+ bfType = FlipWORD( bfType );
+ bfSize = FlipDWORD( bfSize );
+ bfReserved1 = FlipWORD( bfReserved1 );
+ bfReserved2 = FlipWORD( bfReserved2 );
+ bfOffBits = FlipDWORD( bfOffBits );
+ return;
+}
+
+BMIH::BMIH()
+{
+ biPlanes = 1;
+ biCompression = 0;
+ biXPelsPerMeter = DefaultXPelsPerMeter;
+ biYPelsPerMeter = DefaultYPelsPerMeter;
+ biClrUsed = 0;
+ biClrImportant = 0;
+}
+
+void BMIH::SwitchEndianess( void )
+{
+ biSize = FlipDWORD( biSize );
+ biWidth = FlipDWORD( biWidth );
+ biHeight = FlipDWORD( biHeight );
+ biPlanes = FlipWORD( biPlanes );
+ biBitCount = FlipWORD( biBitCount );
+ biCompression = FlipDWORD( biCompression );
+ biSizeImage = FlipDWORD( biSizeImage );
+ biXPelsPerMeter = FlipDWORD( biXPelsPerMeter );
+ biYPelsPerMeter = FlipDWORD( biYPelsPerMeter );
+ biClrUsed = FlipDWORD( biClrUsed );
+ biClrImportant = FlipDWORD( biClrImportant );
+ return;
+}
+
+void BMIH::display( void )
+{
+ using namespace std;
+ cout << "biSize: " << (int) biSize << endl
+ << "biWidth: " << (int) biWidth << endl
+ << "biHeight: " << (int) biHeight << endl
+ << "biPlanes: " << (int) biPlanes << endl
+ << "biBitCount: " << (int) biBitCount << endl
+ << "biCompression: " << (int) biCompression << endl
+ << "biSizeImage: " << (int) biSizeImage << endl
+ << "biXPelsPerMeter: " << (int) biXPelsPerMeter << endl
+ << "biYPelsPerMeter: " << (int) biYPelsPerMeter << endl
+ << "biClrUsed: " << (int) biClrUsed << endl
+ << "biClrImportant: " << (int) biClrImportant << endl << endl;
+}
+
+void BMFH::display( void )
+{
+ using namespace std;
+ cout << "bfType: " << (int) bfType << endl
+ << "bfSize: " << (int) bfSize << endl
+ << "bfReserved1: " << (int) bfReserved1 << endl
+ << "bfReserved2: " << (int) bfReserved2 << endl
+ << "bfOffBits: " << (int) bfOffBits << endl << endl;
+}
+
+/* These functions are defined in EasyBMP_BMP.h */
+
+RGBApixel BMP::GetPixel( int i, int j ) const
+{
+ using namespace std;
+ bool Warn = false;
+ if( i >= Width )
+ { i = Width-1; Warn = true; }
+ if( i < 0 )
+ { i = 0; Warn = true; }
+ if( j >= Height )
+ { j = Height-1; Warn = true; }
+ if( j < 0 )
+ { j = 0; Warn = true; }
+ if( Warn && EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to access non-existent pixel;" << endl
+ << " Truncating request to fit in the range [0,"
+ << Width-1 << "] x [0," << Height-1 << "]." << endl;
+ }
+ return Pixels[i][j];
+}
+
+bool BMP::SetPixel( int i, int j, RGBApixel NewPixel )
+{
+ Pixels[i][j] = NewPixel;
+ return true;
+}
+
+
+bool BMP::SetColor( int ColorNumber , RGBApixel NewColor )
+{
+ using namespace std;
+ if( BitDepth != 1 && BitDepth != 4 && BitDepth != 8 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to change color table for a BMP object" << endl
+ << " that lacks a color table. Ignoring request." << endl;
+ }
+ return false;
+ }
+ if( !Colors )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to set a color, but the color table" << endl
+ << " is not defined. Ignoring request." << endl;
+ }
+ return false;
+ }
+ if( ColorNumber >= TellNumberOfColors() )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Requested color number "
+ << ColorNumber << " is outside the allowed" << endl
+ << " range [0," << TellNumberOfColors()-1
+ << "]. Ignoring request to set this color." << endl;
+ }
+ return false;
+ }
+ Colors[ColorNumber] = NewColor;
+ return true;
+}
+
+// RGBApixel BMP::GetColor( int ColorNumber ) const
+RGBApixel BMP::GetColor( int ColorNumber )
+{
+ RGBApixel Output;
+ Output.Red = 255;
+ Output.Green = 255;
+ Output.Blue = 255;
+ Output.Alpha = 0;
+
+ using namespace std;
+ if( BitDepth != 1 && BitDepth != 4 && BitDepth != 8 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to access color table for a BMP object" << endl
+ << " that lacks a color table. Ignoring request." << endl;
+ }
+ return Output;
+ }
+ if( !Colors )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Requested a color, but the color table" << endl
+ << " is not defined. Ignoring request." << endl;
+ }
+ return Output;
+ }
+ if( ColorNumber >= TellNumberOfColors() )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Requested color number "
+ << ColorNumber << " is outside the allowed" << endl
+ << " range [0," << TellNumberOfColors()-1
+ << "]. Ignoring request to get this color." << endl;
+ }
+ return Output;
+ }
+ Output = Colors[ColorNumber];
+ return Output;
+}
+
+BMP::BMP()
+{
+ Width = 1;
+ Height = 1;
+ BitDepth = 24;
+ Pixels = new RGBApixel* [Width];
+ Pixels[0] = new RGBApixel [Height];
+ Colors = NULL;
+
+ XPelsPerMeter = 0;
+ YPelsPerMeter = 0;
+
+ MetaData1 = NULL;
+ SizeOfMetaData1 = 0;
+ MetaData2 = NULL;
+ SizeOfMetaData2 = 0;
+}
+
+// BMP::BMP( const BMP& Input )
+BMP::BMP( BMP& Input )
+{
+ // first, make the image empty.
+
+ Width = 1;
+ Height = 1;
+ BitDepth = 24;
+ Pixels = new RGBApixel* [Width];
+ Pixels[0] = new RGBApixel [Height];
+ Colors = NULL;
+ XPelsPerMeter = 0;
+ YPelsPerMeter = 0;
+
+ MetaData1 = NULL;
+ SizeOfMetaData1 = 0;
+ MetaData2 = NULL;
+ SizeOfMetaData2 = 0;
+
+ // now, set the correct bit depth
+
+ SetBitDepth( Input.TellBitDepth() );
+
+ // set the correct pixel size
+
+ SetSize( Input.TellWidth() , Input.TellHeight() );
+
+ // set the DPI information from Input
+
+ SetDPI( Input.TellHorizontalDPI() , Input.TellVerticalDPI() );
+
+ // if there is a color table, get all the colors
+
+ if( BitDepth == 1 || BitDepth == 4 ||
+ BitDepth == 8 )
+ {
+ for( int k=0 ; k < TellNumberOfColors() ; k++ )
+ {
+ SetColor( k, Input.GetColor( k ));
+ }
+ }
+
+ // get all the pixels
+
+ for( int j=0; j < Height ; j++ )
+ {
+ for( int i=0; i < Width ; i++ )
+ {
+ Pixels[i][j] = *Input(i,j);
+// Pixels[i][j] = Input.GetPixel(i,j); // *Input(i,j);
+ }
+ }
+}
+
+BMP::~BMP()
+{
+ int i;
+ for(i=0;i<Width;i++)
+ { delete [] Pixels[i]; }
+ delete [] Pixels;
+ if( Colors )
+ { delete [] Colors; }
+
+ if( MetaData1 )
+ { delete [] MetaData1; }
+ if( MetaData2 )
+ { delete [] MetaData2; }
+}
+
+RGBApixel* BMP::operator()(int i, int j)
+{
+ using namespace std;
+ bool Warn = false;
+ if( i >= Width )
+ { i = Width-1; Warn = true; }
+ if( i < 0 )
+ { i = 0; Warn = true; }
+ if( j >= Height )
+ { j = Height-1; Warn = true; }
+ if( j < 0 )
+ { j = 0; Warn = true; }
+ if( Warn && EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to access non-existent pixel;" << endl
+ << " Truncating request to fit in the range [0,"
+ << Width-1 << "] x [0," << Height-1 << "]." << endl;
+ }
+ return &(Pixels[i][j]);
+}
+
+// int BMP::TellBitDepth( void ) const
+int BMP::TellBitDepth( void )
+{ return BitDepth; }
+
+// int BMP::TellHeight( void ) const
+int BMP::TellHeight( void )
+{ return Height; }
+
+// int BMP::TellWidth( void ) const
+int BMP::TellWidth( void )
+{ return Width; }
+
+// int BMP::TellNumberOfColors( void ) const
+int BMP::TellNumberOfColors( void )
+{
+ int output = IntPow( 2, BitDepth );
+ if( BitDepth == 32 )
+ { output = IntPow( 2, 24 ); }
+ return output;
+}
+
+bool BMP::SetBitDepth( int NewDepth )
+{
+ using namespace std;
+ if( NewDepth != 1 && NewDepth != 4 &&
+ NewDepth != 8 && NewDepth != 16 &&
+ NewDepth != 24 && NewDepth != 32 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: User attempted to set unsupported bit depth "
+ << NewDepth << "." << endl
+ << " Bit depth remains unchanged at "
+ << BitDepth << "." << endl;
+ }
+ return false;
+ }
+
+ BitDepth = NewDepth;
+ if( Colors )
+ { delete [] Colors; }
+ int NumberOfColors = IntPow( 2, BitDepth );
+ if( BitDepth == 1 || BitDepth == 4 || BitDepth == 8 )
+ { Colors = new RGBApixel [NumberOfColors]; }
+ else
+ { Colors = NULL; }
+ if( BitDepth == 1 || BitDepth == 4 || BitDepth == 8 )
+ { CreateStandardColorTable(); }
+
+ return true;
+}
+
+bool BMP::SetSize(int NewWidth , int NewHeight )
+{
+ using namespace std;
+ if( NewWidth <= 0 || NewHeight <= 0 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: User attempted to set a non-positive width or height." << endl
+ << " Size remains unchanged at "
+ << Width << " x " << Height << "." << endl;
+ }
+ return false;
+ }
+
+ int i,j;
+
+ for(i=0;i<Width;i++)
+ { delete [] Pixels[i]; }
+ delete [] Pixels;
+
+ Width = NewWidth;
+ Height = NewHeight;
+ Pixels = new RGBApixel* [ Width ];
+
+ for(i=0; i<Width; i++)
+ { Pixels[i] = new RGBApixel [ Height ]; }
+
+ for( i=0 ; i < Width ; i++)
+ {
+ for( j=0 ; j < Height ; j++ )
+ {
+ Pixels[i][j].Red = 255;
+ Pixels[i][j].Green = 255;
+ Pixels[i][j].Blue = 255;
+ Pixels[i][j].Alpha = 0;
+ }
+ }
+
+ return true;
+}
+
+bool BMP::WriteToFile( const char* FileName )
+{
+ using namespace std;
+ if( !EasyBMPcheckDataSize() )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Data types are wrong size!" << endl
+ << " You may need to mess with EasyBMP_DataTypes.h" << endl
+ << " to fix these errors, and then recompile." << endl
+ << " All 32-bit and 64-bit machines should be" << endl
+ << " supported, however." << endl << endl;
+ }
+ return false;
+ }
+
+ FILE* fp = fopen( FileName, "wb" );
+ if( fp == NULL )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Cannot open file "
+ << FileName << " for output." << endl;
+ }
+ fclose( fp );
+ return false;
+ }
+
+ // some preliminaries
+
+ double dBytesPerPixel = ( (double) BitDepth ) / 8.0;
+ double dBytesPerRow = dBytesPerPixel * (Width+0.0);
+ dBytesPerRow = ceil(dBytesPerRow);
+
+ int BytePaddingPerRow = 4 - ( (int) (dBytesPerRow) )% 4;
+ if( BytePaddingPerRow == 4 )
+ { BytePaddingPerRow = 0; }
+
+ double dActualBytesPerRow = dBytesPerRow + BytePaddingPerRow;
+
+ double dTotalPixelBytes = Height * dActualBytesPerRow;
+
+ double dPaletteSize = 0;
+ if( BitDepth == 1 || BitDepth == 4 || BitDepth == 8 )
+ { dPaletteSize = IntPow(2,BitDepth)*4.0; }
+
+ // leave some room for 16-bit masks
+ if( BitDepth == 16 )
+ { dPaletteSize = 3*4; }
+
+ double dTotalFileSize = 14 + 40 + dPaletteSize + dTotalPixelBytes;
+
+ // write the file header
+
+ BMFH bmfh;
+ bmfh.bfSize = (ebmpDWORD) dTotalFileSize;
+ bmfh.bfReserved1 = 0;
+ bmfh.bfReserved2 = 0;
+ bmfh.bfOffBits = (ebmpDWORD) (14+40+dPaletteSize);
+
+ if( IsBigEndian() )
+ { bmfh.SwitchEndianess(); }
+
+ fwrite( (char*) &(bmfh.bfType) , sizeof(ebmpWORD) , 1 , fp );
+ fwrite( (char*) &(bmfh.bfSize) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmfh.bfReserved1) , sizeof(ebmpWORD) , 1 , fp );
+ fwrite( (char*) &(bmfh.bfReserved2) , sizeof(ebmpWORD) , 1 , fp );
+ fwrite( (char*) &(bmfh.bfOffBits) , sizeof(ebmpDWORD) , 1 , fp );
+
+ // write the info header
+
+ BMIH bmih;
+ bmih.biSize = 40;
+ bmih.biWidth = Width;
+ bmih.biHeight = Height;
+ bmih.biPlanes = 1;
+ bmih.biBitCount = BitDepth;
+ bmih.biCompression = 0;
+ bmih.biSizeImage = (ebmpDWORD) dTotalPixelBytes;
+ if( XPelsPerMeter )
+ { bmih.biXPelsPerMeter = XPelsPerMeter; }
+ else
+ { bmih.biXPelsPerMeter = DefaultXPelsPerMeter; }
+ if( YPelsPerMeter )
+ { bmih.biYPelsPerMeter = YPelsPerMeter; }
+ else
+ { bmih.biYPelsPerMeter = DefaultYPelsPerMeter; }
+
+ bmih.biClrUsed = 0;
+ bmih.biClrImportant = 0;
+
+ // indicates that we'll be using bit fields for 16-bit files
+ if( BitDepth == 16 )
+ { bmih.biCompression = 3; }
+
+ if( IsBigEndian() )
+ { bmih.SwitchEndianess(); }
+
+ fwrite( (char*) &(bmih.biSize) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biWidth) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biHeight) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biPlanes) , sizeof(ebmpWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biBitCount) , sizeof(ebmpWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biCompression) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biSizeImage) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biXPelsPerMeter) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biYPelsPerMeter) , sizeof(ebmpDWORD) , 1 , fp );
+ fwrite( (char*) &(bmih.biClrUsed) , sizeof(ebmpDWORD) , 1 , fp);
+ fwrite( (char*) &(bmih.biClrImportant) , sizeof(ebmpDWORD) , 1 , fp);
+
+ // write the palette
+ if( BitDepth == 1 || BitDepth == 4 || BitDepth == 8 )
+ {
+ int NumberOfColors = IntPow(2,BitDepth);
+
+ // if there is no palette, create one
+ if( !Colors )
+ {
+ if( !Colors )
+ { Colors = new RGBApixel [NumberOfColors]; }
+ CreateStandardColorTable();
+ }
+
+ int n;
+ for( n=0 ; n < NumberOfColors ; n++ )
+ { fwrite( (char*) &(Colors[n]) , 4 , 1 , fp ); }
+ }
+
+ // write the pixels
+ int i,j;
+ if( BitDepth != 16 )
+ {
+ ebmpBYTE* Buffer;
+ int BufferSize = (int) ( (Width*BitDepth)/8.0 );
+ while( 8*BufferSize < Width*BitDepth )
+ { BufferSize++; }
+ while( BufferSize % 4 )
+ { BufferSize++; }
+
+ Buffer = new ebmpBYTE [BufferSize];
+ for( j=0 ; j < BufferSize; j++ )
+ { Buffer[j] = 0; }
+
+ j=Height-1;
+
+ while( j > -1 )
+ {
+ bool Success = false;
+ if( BitDepth == 32 )
+ { Success = Write32bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 24 )
+ { Success = Write24bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 8 )
+ { Success = Write8bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 4 )
+ { Success = Write4bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 1 )
+ { Success = Write1bitRow( Buffer, BufferSize, j ); }
+ if( Success )
+ {
+ int BytesWritten = (int) fwrite( (char*) Buffer, 1, BufferSize, fp );
+ if( BytesWritten != BufferSize )
+ { Success = false; }
+ }
+ if( !Success )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Could not write proper amount of data." << endl;
+ }
+ j = -1;
+ }
+ j--;
+ }
+
+ delete [] Buffer;
+ }
+
+ if( BitDepth == 16 )
+ {
+ // write the bit masks
+
+ ebmpWORD BlueMask = 31; // bits 12-16
+ ebmpWORD GreenMask = 2016; // bits 6-11
+ ebmpWORD RedMask = 63488; // bits 1-5
+ ebmpWORD ZeroWORD;
+
+ if( IsBigEndian() )
+ { RedMask = FlipWORD( RedMask ); }
+ fwrite( (char*) &RedMask , 2 , 1 , fp );
+ fwrite( (char*) &ZeroWORD , 2 , 1 , fp );
+
+ if( IsBigEndian() )
+ { GreenMask = FlipWORD( GreenMask ); }
+ fwrite( (char*) &GreenMask , 2 , 1 , fp );
+ fwrite( (char*) &ZeroWORD , 2 , 1 , fp );
+
+ if( IsBigEndian() )
+ { BlueMask = FlipWORD( BlueMask ); }
+ fwrite( (char*) &BlueMask , 2 , 1 , fp );
+ fwrite( (char*) &ZeroWORD , 2 , 1 , fp );
+
+ int DataBytes = Width*2;
+ int PaddingBytes = ( 4 - DataBytes % 4 ) % 4;
+
+ // write the actual pixels
+
+ for( j=Height-1 ; j >= 0 ; j-- )
+ //int WriteNumber;
+ //for(j=0, WriteNumber=0; j < Height; ++j)
+ {
+ // write all row pixel data
+ i=0;
+ int WriteNumber = 0;
+ while( WriteNumber < DataBytes )
+ //for(i = 0; i <Width, WriteNumber < DataBytes; ++i)
+ {
+ ebmpWORD TempWORD;
+
+ ebmpWORD RedWORD = (ebmpWORD) ((Pixels[i][j]).Red / 8);
+ ebmpWORD GreenWORD = (ebmpWORD) ((Pixels[i][j]).Green / 4);
+ ebmpWORD BlueWORD = (ebmpWORD) ((Pixels[i][j]).Blue / 8);
+
+ TempWORD = (RedWORD<<11) + (GreenWORD<<5) + BlueWORD;
+ if( IsBigEndian() )
+ { TempWORD = FlipWORD( TempWORD );
+ }
+
+ fwrite( (char*) &TempWORD , 2, 1, fp);
+ WriteNumber += 2;
+ i++;
+ }
+ // }
+ // write any necessary row padding
+ WriteNumber = 0;
+ while( WriteNumber < PaddingBytes )
+ {
+ ebmpBYTE TempBYTE;
+ fwrite( (char*) &TempBYTE , 1, 1, fp);
+ WriteNumber++;
+ }
+ }
+
+ }
+
+ fclose(fp);
+ return true;
+}
+
+bool BMP::ReadFromFile( const char* FileName )
+{
+ using namespace std;
+ if( !EasyBMPcheckDataSize() )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Data types are wrong size!" << endl
+ << " You may need to mess with EasyBMP_DataTypes.h" << endl
+ << " to fix these errors, and then recompile." << endl
+ << " All 32-bit and 64-bit machines should be" << endl
+ << " supported, however." << endl << endl;
+ }
+ return false;
+ }
+
+ FILE* fp = fopen( FileName, "rb" );
+ if( fp == NULL )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Cannot open file "
+ << FileName << " for input." << endl;
+ }
+ SetBitDepth(1);
+ SetSize(1,1);
+ return false;
+ }
+
+ // read the file header
+
+ BMFH bmfh;
+ bool NotCorrupted = true;
+
+ NotCorrupted &= SafeFread( (char*) &(bmfh.bfType) , sizeof(ebmpWORD), 1, fp);
+
+ bool IsBitmap = false;
+
+ if( IsBigEndian() && bmfh.bfType == 16973 )
+ { IsBitmap = true; }
+ if( !IsBigEndian() && bmfh.bfType == 19778 )
+ { IsBitmap = true; }
+
+ if( !IsBitmap )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName
+ << " is not a Windows BMP file!" << endl;
+ }
+ fclose( fp );
+ return false;
+ }
+
+ NotCorrupted &= SafeFread( (char*) &(bmfh.bfSize) , sizeof(ebmpDWORD) , 1, fp);
+ NotCorrupted &= SafeFread( (char*) &(bmfh.bfReserved1) , sizeof(ebmpWORD) , 1, fp);
+ NotCorrupted &= SafeFread( (char*) &(bmfh.bfReserved2) , sizeof(ebmpWORD) , 1, fp);
+ NotCorrupted &= SafeFread( (char*) &(bmfh.bfOffBits) , sizeof(ebmpDWORD) , 1 , fp);
+
+ if( IsBigEndian() )
+ { bmfh.SwitchEndianess(); }
+
+ // read the info header
+
+ BMIH bmih;
+
+ NotCorrupted &= SafeFread( (char*) &(bmih.biSize) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biWidth) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biHeight) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biPlanes) , sizeof(ebmpWORD) , 1, fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biBitCount) , sizeof(ebmpWORD) , 1, fp);
+
+ NotCorrupted &= SafeFread( (char*) &(bmih.biCompression) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biSizeImage) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biXPelsPerMeter) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biYPelsPerMeter) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biClrUsed) , sizeof(ebmpDWORD) , 1 , fp);
+ NotCorrupted &= SafeFread( (char*) &(bmih.biClrImportant) , sizeof(ebmpDWORD) , 1 , fp);
+
+ if( IsBigEndian() )
+ { bmih.SwitchEndianess(); }
+
+ // a safety catch: if any of the header information didn't read properly, abort
+ // future idea: check to see if at least most is self-consistent
+
+ if( !NotCorrupted )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName
+ << " is obviously corrupted." << endl;
+ }
+ SetSize(1,1);
+ SetBitDepth(1);
+ fclose(fp);
+ return false;
+ }
+
+ XPelsPerMeter = bmih.biXPelsPerMeter;
+ YPelsPerMeter = bmih.biYPelsPerMeter;
+
+ // if bmih.biCompression 1 or 2, then the file is RLE compressed
+
+ if( bmih.biCompression == 1 || bmih.biCompression == 2 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName << " is (RLE) compressed." << endl
+ << " EasyBMP does not support compression." << endl;
+ }
+ SetSize(1,1);
+ SetBitDepth(1);
+ fclose(fp);
+ return false;
+ }
+
+ // if bmih.biCompression > 3, then something strange is going on
+ // it's probably an OS2 bitmap file.
+
+ if( bmih.biCompression > 3 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName << " is in an unsupported format."
+ << endl
+ << " (bmih.biCompression = "
+ << bmih.biCompression << ")" << endl
+ << " The file is probably an old OS2 bitmap or corrupted."
+ << endl;
+ }
+ SetSize(1,1);
+ SetBitDepth(1);
+ fclose(fp);
+ return false;
+ }
+
+ if( bmih.biCompression == 3 && bmih.biBitCount != 16 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName
+ << " uses bit fields and is not a" << endl
+ << " 16-bit file. This is not supported." << endl;
+ }
+ SetSize(1,1);
+ SetBitDepth(1);
+ fclose(fp);
+ return false;
+ }
+
+ // set the bit depth
+
+ int TempBitDepth = (int) bmih.biBitCount;
+ if( TempBitDepth != 1 && TempBitDepth != 4
+ && TempBitDepth != 8 && TempBitDepth != 16
+ && TempBitDepth != 24 && TempBitDepth != 32 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName << " has unrecognized bit depth." << endl;
+ }
+ SetSize(1,1);
+ SetBitDepth(1);
+ fclose(fp);
+ return false;
+ }
+ SetBitDepth( (int) bmih.biBitCount );
+
+ // set the size
+
+ if( (int) bmih.biWidth <= 0 || (int) bmih.biHeight <= 0 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: " << FileName
+ << " has a non-positive width or height." << endl;
+ }
+ SetSize(1,1);
+ SetBitDepth(1);
+ fclose(fp);
+ return false;
+ }
+ SetSize( (int) bmih.biWidth , (int) bmih.biHeight );
+
+ // some preliminaries
+
+ double dBytesPerPixel = ( (double) BitDepth ) / 8.0;
+ double dBytesPerRow = dBytesPerPixel * (Width+0.0);
+ dBytesPerRow = ceil(dBytesPerRow);
+
+ int BytePaddingPerRow = 4 - ( (int) (dBytesPerRow) )% 4;
+ if( BytePaddingPerRow == 4 )
+ { BytePaddingPerRow = 0; }
+
+ // if < 16 bits, read the palette
+
+ if( BitDepth < 16 )
+ {
+ // determine the number of colors specified in the
+ // color table
+
+ int NumberOfColorsToRead = ((int) bmfh.bfOffBits - 54 )/4;
+ if( NumberOfColorsToRead > IntPow(2,BitDepth) )
+ { NumberOfColorsToRead = IntPow(2,BitDepth); }
+
+ if( NumberOfColorsToRead < TellNumberOfColors() )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: file " << FileName << " has an underspecified" << endl
+ << " color table. The table will be padded with extra" << endl
+ << " white (255,255,255,0) entries." << endl;
+ }
+ }
+
+ int n;
+ for( n=0; n < NumberOfColorsToRead ; n++ )
+ {
+ SafeFread( (char*) &(Colors[n]) , 4 , 1 , fp);
+ }
+ for( n=NumberOfColorsToRead ; n < TellNumberOfColors() ; n++ )
+ {
+ RGBApixel WHITE;
+ WHITE.Red = 255;
+ WHITE.Green = 255;
+ WHITE.Blue = 255;
+ WHITE.Alpha = 0;
+ SetColor( n , WHITE );
+ }
+
+
+ }
+
+ // skip blank data if bfOffBits so indicates
+
+ int BytesToSkip = bmfh.bfOffBits - 54;;
+ if( BitDepth < 16 )
+ { BytesToSkip -= 4*IntPow(2,BitDepth); }
+ if( BitDepth == 16 && bmih.biCompression == 3 )
+ { BytesToSkip -= 3*4; }
+ if( BytesToSkip < 0 )
+ { BytesToSkip = 0; }
+ if( BytesToSkip > 0 && BitDepth != 16 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Extra meta data detected in file " << FileName << endl
+ << " Data will be skipped." << endl;
+ }
+ ebmpBYTE* TempSkipBYTE;
+ TempSkipBYTE = new ebmpBYTE [BytesToSkip];
+ SafeFread( (char*) TempSkipBYTE , BytesToSkip , 1 , fp);
+ delete [] TempSkipBYTE;
+ }
+
+ // This code reads 1, 4, 8, 24, and 32-bpp files
+ // with a more-efficient buffered technique.
+
+ int i,j;
+ if( BitDepth != 16 )
+ {
+ int BufferSize = (int) ( (Width*BitDepth) / 8.0 );
+ while( 8*BufferSize < Width*BitDepth )
+ { BufferSize++; }
+ while( BufferSize % 4 )
+ { BufferSize++; }
+ ebmpBYTE* Buffer;
+ Buffer = new ebmpBYTE [BufferSize];
+ j= Height-1;
+ while( j > -1 )
+ {
+ int BytesRead = (int) fread( (char*) Buffer, 1, BufferSize, fp );
+ if( BytesRead < BufferSize )
+ {
+ j = -1;
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Could not read proper amount of data." << endl;
+ }
+ }
+ else
+ {
+ bool Success = false;
+ if( BitDepth == 1 )
+ { Success = Read1bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 4 )
+ { Success = Read4bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 8 )
+ { Success = Read8bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 24 )
+ { Success = Read24bitRow( Buffer, BufferSize, j ); }
+ if( BitDepth == 32 )
+ { Success = Read32bitRow( Buffer, BufferSize, j ); }
+ if( !Success )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Could not read enough pixel data!" << endl;
+ }
+ j = -1;
+ }
+ }
+ j--;
+ }
+ delete [] Buffer;
+ }
+
+ if( BitDepth == 16 )
+ {
+ int DataBytes = Width*2;
+ int PaddingBytes = ( 4 - DataBytes % 4 ) % 4;
+
+ // set the default mask
+
+ ebmpWORD BlueMask = 31; // bits 12-16
+ ebmpWORD GreenMask = 992; // bits 7-11
+ ebmpWORD RedMask = 31744; // bits 2-6
+
+ // read the bit fields, if necessary, to
+ // override the default 5-5-5 mask
+
+ if( bmih.biCompression != 0 )
+ {
+ // read the three bit masks
+
+ ebmpWORD TempMaskWORD;
+ ebmpWORD ZeroWORD=0;
+
+ SafeFread( (char*) &RedMask , 2 , 1 , fp );
+ if( IsBigEndian() )
+ { RedMask = FlipWORD(RedMask); }
+ SafeFread( (char*) &TempMaskWORD , 2, 1, fp );
+
+ SafeFread( (char*) &GreenMask , 2 , 1 , fp );
+ if( IsBigEndian() )
+ { GreenMask = FlipWORD(GreenMask); }
+ SafeFread( (char*) &TempMaskWORD , 2, 1, fp );
+
+ SafeFread( (char*) &BlueMask , 2 , 1 , fp );
+ if( IsBigEndian() )
+ { BlueMask = FlipWORD(BlueMask); }
+ SafeFread( (char*) &TempMaskWORD , 2, 1, fp );
+ }
+
+ // read and skip any meta data
+
+ if( BytesToSkip > 0 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Extra meta data detected in file "
+ << FileName << endl
+ << " Data will be skipped." << endl;
+ }
+ ebmpBYTE* TempSkipBYTE;
+ TempSkipBYTE = new ebmpBYTE [BytesToSkip];
+ SafeFread( (char*) TempSkipBYTE , BytesToSkip , 1 , fp);
+ delete [] TempSkipBYTE;
+ }
+
+ // determine the red, green and blue shifts
+
+ int GreenShift = 0;
+ ebmpWORD TempShiftWORD = GreenMask;
+ while( TempShiftWORD > 31 )
+ { TempShiftWORD = TempShiftWORD>>1; GreenShift++; }
+ int BlueShift = 0;
+ TempShiftWORD = BlueMask;
+ while( TempShiftWORD > 31 )
+ { TempShiftWORD = TempShiftWORD>>1; BlueShift++; }
+ int RedShift = 0;
+ TempShiftWORD = RedMask;
+ while( TempShiftWORD > 31 )
+ { TempShiftWORD = TempShiftWORD>>1; RedShift++; }
+
+ // read the actual pixels
+
+ for( j=Height-1 ; j >= 0 ; j-- )
+ {
+ i=0;
+ int ReadNumber = 0;
+ while( ReadNumber < DataBytes )
+ {
+ ebmpWORD TempWORD;
+ SafeFread( (char*) &TempWORD , 2 , 1 , fp );
+ if( IsBigEndian() )
+ { TempWORD = FlipWORD(TempWORD); }
+ ReadNumber += 2;
+
+ ebmpWORD Red = RedMask & TempWORD;
+ ebmpWORD Green = GreenMask & TempWORD;
+ ebmpWORD Blue = BlueMask & TempWORD;
+
+ ebmpBYTE BlueBYTE = (ebmpBYTE) 8*(Blue>>BlueShift);
+ ebmpBYTE GreenBYTE = (ebmpBYTE) 8*(Green>>GreenShift);
+ ebmpBYTE RedBYTE = (ebmpBYTE) 8*(Red>>RedShift);
+
+ (Pixels[i][j]).Red = RedBYTE;
+ (Pixels[i][j]).Green = GreenBYTE;
+ (Pixels[i][j]).Blue = BlueBYTE;
+
+ i++;
+ }
+ ReadNumber = 0;
+ while( ReadNumber < PaddingBytes )
+ {
+ ebmpBYTE TempBYTE;
+ SafeFread( (char*) &TempBYTE , 1, 1, fp);
+ ReadNumber++;
+ }
+ }
+
+ }
+
+ fclose(fp);
+ return true;
+}
+
+bool BMP::CreateStandardColorTable( void )
+{
+ using namespace std;
+ if( BitDepth != 1 && BitDepth != 4 && BitDepth != 8 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to create color table at a bit" << endl
+ << " depth that does not require a color table." << endl
+ << " Ignoring request." << endl;
+ }
+ return false;
+ }
+
+ if( BitDepth == 1 )
+ {
+ int i;
+ for( i=0 ; i < 2 ; i++ )
+ {
+ Colors[i].Red = i*255;
+ Colors[i].Green = i*255;
+ Colors[i].Blue = i*255;
+ Colors[i].Alpha = 0;
+ }
+ return true;
+ }
+
+ if( BitDepth == 4 )
+ {
+ int i = 0;
+ int j,k,ell;
+
+ // simplify the code for the first 8 colors
+ for( ell=0 ; ell < 2 ; ell++ )
+ {
+ for( k=0 ; k < 2 ; k++ )
+ {
+ for( j=0 ; j < 2 ; j++ )
+ {
+ Colors[i].Red = j*128;
+ Colors[i].Green = k*128;
+ Colors[i].Blue = ell*128;
+ i++;
+ }
+ }
+ }
+
+ // simplify the code for the last 8 colors
+ for( ell=0 ; ell < 2 ; ell++ )
+ {
+ for( k=0 ; k < 2 ; k++ )
+ {
+ for( j=0 ; j < 2 ; j++ )
+ {
+ Colors[i].Red = j*255;
+ Colors[i].Green = k*255;
+ Colors[i].Blue = ell*255;
+ i++;
+ }
+ }
+ }
+
+ // overwrite the duplicate color
+ i=8;
+ Colors[i].Red = 192;
+ Colors[i].Green = 192;
+ Colors[i].Blue = 192;
+
+ for( i=0 ; i < 16 ; i++ )
+ { Colors[i].Alpha = 0; }
+ return true;
+ }
+
+ if( BitDepth == 8 )
+ {
+ int i=0;
+ int j,k,ell;
+
+ // do an easy loop, which works for all but colors
+ // 0 to 9 and 246 to 255
+ for( ell=0 ; ell < 4 ; ell++ )
+ {
+ for( k=0 ; k < 8 ; k++ )
+ {
+ for( j=0; j < 8 ; j++ )
+ {
+ Colors[i].Red = j*32;
+ Colors[i].Green = k*32;
+ Colors[i].Blue = ell*64;
+ Colors[i].Alpha = 0;
+ i++;
+ }
+ }
+ }
+
+ // now redo the first 8 colors
+ i=0;
+ for( ell=0 ; ell < 2 ; ell++ )
+ {
+ for( k=0 ; k < 2 ; k++ )
+ {
+ for( j=0; j < 2 ; j++ )
+ {
+ Colors[i].Red = j*128;
+ Colors[i].Green = k*128;
+ Colors[i].Blue = ell*128;
+ i++;
+ }
+ }
+ }
+
+ // overwrite colors 7, 8, 9
+ i=7;
+ Colors[i].Red = 192;
+ Colors[i].Green = 192;
+ Colors[i].Blue = 192;
+ i++; // 8
+ Colors[i].Red = 192;
+ Colors[i].Green = 220;
+ Colors[i].Blue = 192;
+ i++; // 9
+ Colors[i].Red = 166;
+ Colors[i].Green = 202;
+ Colors[i].Blue = 240;
+
+ // overwrite colors 246 to 255
+ i=246;
+ Colors[i].Red = 255;
+ Colors[i].Green = 251;
+ Colors[i].Blue = 240;
+ i++; // 247
+ Colors[i].Red = 160;
+ Colors[i].Green = 160;
+ Colors[i].Blue = 164;
+ i++; // 248
+ Colors[i].Red = 128;
+ Colors[i].Green = 128;
+ Colors[i].Blue = 128;
+ i++; // 249
+ Colors[i].Red = 255;
+ Colors[i].Green = 0;
+ Colors[i].Blue = 0;
+ i++; // 250
+ Colors[i].Red = 0;
+ Colors[i].Green = 255;
+ Colors[i].Blue = 0;
+ i++; // 251
+ Colors[i].Red = 255;
+ Colors[i].Green = 255;
+ Colors[i].Blue = 0;
+ i++; // 252
+ Colors[i].Red = 0;
+ Colors[i].Green = 0;
+ Colors[i].Blue = 255;
+ i++; // 253
+ Colors[i].Red = 255;
+ Colors[i].Green = 0;
+ Colors[i].Blue = 255;
+ i++; // 254
+ Colors[i].Red = 0;
+ Colors[i].Green = 255;
+ Colors[i].Blue = 255;
+ i++; // 255
+ Colors[i].Red = 255;
+ Colors[i].Green = 255;
+ Colors[i].Blue = 255;
+
+ return true;
+ }
+ return true;
+}
+
+bool SafeFread( char* buffer, int size, int number, FILE* fp )
+{
+ using namespace std;
+ int ItemsRead;
+ if( feof(fp) )
+ { return false; }
+ ItemsRead = (int) fread( buffer , size , number , fp );
+ if( ItemsRead < number )
+ { return false; }
+ return true;
+}
+
+void BMP::SetDPI( int HorizontalDPI, int VerticalDPI )
+{
+ XPelsPerMeter = (int) ( HorizontalDPI * 39.37007874015748 );
+ YPelsPerMeter = (int) ( VerticalDPI * 39.37007874015748 );
+}
+
+// int BMP::TellVerticalDPI( void ) const
+int BMP::TellVerticalDPI( void )
+{
+ if( !YPelsPerMeter )
+ { YPelsPerMeter = DefaultYPelsPerMeter; }
+ return (int) ( YPelsPerMeter / (double) 39.37007874015748 );
+}
+
+// int BMP::TellHorizontalDPI( void ) const
+int BMP::TellHorizontalDPI( void )
+{
+ if( !XPelsPerMeter )
+ { XPelsPerMeter = DefaultXPelsPerMeter; }
+ return (int) ( XPelsPerMeter / (double) 39.37007874015748 );
+}
+
+/* These functions are defined in EasyBMP_VariousBMPutilities.h */
+
+BMFH GetBMFH( const char* szFileNameIn )
+{
+ using namespace std;
+ BMFH bmfh;
+
+ FILE* fp;
+ fp = fopen( szFileNameIn,"rb");
+
+ if( !fp )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Cannot initialize from file "
+ << szFileNameIn << "." << endl
+ << " File cannot be opened or does not exist."
+ << endl;
+ }
+ bmfh.bfType = 0;
+ return bmfh;
+ }
+
+ SafeFread( (char*) &(bmfh.bfType) , sizeof(ebmpWORD) , 1 , fp );
+ SafeFread( (char*) &(bmfh.bfSize) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmfh.bfReserved1) , sizeof(ebmpWORD) , 1 , fp );
+ SafeFread( (char*) &(bmfh.bfReserved2) , sizeof(ebmpWORD) , 1 , fp );
+ SafeFread( (char*) &(bmfh.bfOffBits) , sizeof(ebmpDWORD) , 1 , fp );
+
+ fclose( fp );
+
+ if( IsBigEndian() )
+ { bmfh.SwitchEndianess(); }
+
+ return bmfh;
+}
+
+BMIH GetBMIH( const char* szFileNameIn )
+{
+ using namespace std;
+ BMFH bmfh;
+ BMIH bmih;
+
+ FILE* fp;
+ fp = fopen( szFileNameIn,"rb");
+
+ if( !fp )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Cannot initialize from file "
+ << szFileNameIn << "." << endl
+ << " File cannot be opened or does not exist."
+ << endl;
+ }
+ return bmih;
+ }
+
+ // read the bmfh, i.e., first 14 bytes (just to get it out of the way);
+
+ ebmpBYTE TempBYTE;
+ int i;
+ for( i = 14 ; i > 0 ; i-- )
+ { SafeFread( (char*) &TempBYTE , sizeof(ebmpBYTE) , 1, fp ); }
+
+ // read the bmih
+
+ SafeFread( (char*) &(bmih.biSize) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biWidth) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biHeight) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biPlanes) , sizeof(ebmpWORD) , 1 , fp );
+
+ SafeFread( (char*) &(bmih.biBitCount) , sizeof(ebmpWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biCompression) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biSizeImage) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biXPelsPerMeter) , sizeof(ebmpDWORD) , 1 , fp );
+
+ SafeFread( (char*) &(bmih.biYPelsPerMeter) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biClrUsed) , sizeof(ebmpDWORD) , 1 , fp );
+ SafeFread( (char*) &(bmih.biClrImportant) , sizeof(ebmpDWORD) , 1 , fp );
+
+ fclose( fp );
+
+ if( IsBigEndian() )
+ { bmih.SwitchEndianess(); }
+
+ return bmih;
+}
+
+void DisplayBitmapInfo( const char* szFileNameIn )
+{
+ using namespace std;
+ FILE* fp;
+ fp = fopen( szFileNameIn,"rb");
+
+ if( !fp )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: Cannot initialize from file "
+ << szFileNameIn << "." << endl
+ << " File cannot be opened or does not exist."
+ << endl;
+ }
+ return;
+ }
+ fclose( fp );
+
+ // don't duplicate work! Just use the functions from above!
+
+ BMFH bmfh = GetBMFH(szFileNameIn);
+ BMIH bmih = GetBMIH(szFileNameIn);
+
+ cout << "File information for file " << szFileNameIn
+ << ":" << endl << endl;
+
+ cout << "BITMAPFILEHEADER:" << endl
+ << "bfType: " << bmfh.bfType << endl
+ << "bfSize: " << bmfh.bfSize << endl
+ << "bfReserved1: " << bmfh.bfReserved1 << endl
+ << "bfReserved2: " << bmfh.bfReserved2 << endl
+ << "bfOffBits: " << bmfh.bfOffBits << endl << endl;
+
+ cout << "BITMAPINFOHEADER:" << endl
+ << "biSize: " << bmih.biSize << endl
+ << "biWidth: " << bmih.biWidth << endl
+ << "biHeight: " << bmih.biHeight << endl
+ << "biPlanes: " << bmih.biPlanes << endl
+ << "biBitCount: " << bmih.biBitCount << endl
+ << "biCompression: " << bmih.biCompression << endl
+ << "biSizeImage: " << bmih.biSizeImage << endl
+ << "biXPelsPerMeter: " << bmih.biXPelsPerMeter << endl
+ << "biYPelsPerMeter: " << bmih.biYPelsPerMeter << endl
+ << "biClrUsed: " << bmih.biClrUsed << endl
+ << "biClrImportant: " << bmih.biClrImportant << endl << endl;
+ return;
+}
+
+int GetBitmapColorDepth( const char* szFileNameIn )
+{
+ BMIH bmih = GetBMIH( szFileNameIn );
+ return (int) bmih.biBitCount;
+}
+
+void PixelToPixelCopy( BMP& From, int FromX, int FromY,
+ BMP& To, int ToX, int ToY)
+{
+ *To(ToX,ToY) = *From(FromX,FromY);
+ return;
+}
+
+void PixelToPixelCopyTransparent( BMP& From, int FromX, int FromY,
+ BMP& To, int ToX, int ToY,
+ RGBApixel& Transparent )
+{
+ if( From(FromX,FromY)->Red != Transparent.Red ||
+ From(FromX,FromY)->Green != Transparent.Green ||
+ From(FromX,FromY)->Blue != Transparent.Blue )
+ { *To(ToX,ToY) = *From(FromX,FromY); }
+ return;
+}
+
+void RangedPixelToPixelCopy( BMP& From, int FromL , int FromR, int FromB, int FromT,
+ BMP& To, int ToX, int ToY )
+{
+ // make sure the conventions are followed
+ if( FromB < FromT )
+ { int Temp = FromT; FromT = FromB; FromB = Temp; }
+
+ // make sure that the copied regions exist in both bitmaps
+ if( FromR >= From.TellWidth() )
+ { FromR = From.TellWidth()-1; }
+ if( FromL < 0 ){ FromL = 0; }
+
+ if( FromB >= From.TellHeight() )
+ { FromB = From.TellHeight()-1; }
+ if( FromT < 0 ){ FromT = 0; }
+
+ if( ToX+(FromR-FromL) >= To.TellWidth() )
+ { FromR = To.TellWidth()-1+FromL-ToX; }
+ if( ToY+(FromB-FromT) >= To.TellHeight() )
+ { FromB = To.TellHeight()-1+FromT-ToY; }
+
+ int i,j;
+ for( j=FromT ; j <= FromB ; j++ )
+ {
+ for( i=FromL ; i <= FromR ; i++ )
+ {
+ PixelToPixelCopy( From, i,j,
+ To, ToX+(i-FromL), ToY+(j-FromT) );
+ }
+ }
+
+ return;
+}
+
+void RangedPixelToPixelCopyTransparent(
+ BMP& From, int FromL , int FromR, int FromB, int FromT,
+ BMP& To, int ToX, int ToY ,
+ RGBApixel& Transparent )
+{
+ // make sure the conventions are followed
+ if( FromB < FromT )
+ { int Temp = FromT; FromT = FromB; FromB = Temp; }
+
+ // make sure that the copied regions exist in both bitmaps
+ if( FromR >= From.TellWidth() )
+ { FromR = From.TellWidth()-1; }
+ if( FromL < 0 ){ FromL = 0; }
+
+ if( FromB >= From.TellHeight() )
+ { FromB = From.TellHeight()-1; }
+ if( FromT < 0 ){ FromT = 0; }
+
+ if( ToX+(FromR-FromL) >= To.TellWidth() )
+ { FromR = To.TellWidth()-1+FromL-ToX; }
+ if( ToY+(FromB-FromT) >= To.TellHeight() )
+ { FromB = To.TellHeight()-1+FromT-ToY; }
+
+ int i,j;
+ for( j=FromT ; j <= FromB ; j++ )
+ {
+ for( i=FromL ; i <= FromR ; i++ )
+ {
+ PixelToPixelCopyTransparent( From, i,j,
+ To, ToX+(i-FromL), ToY+(j-FromT) ,
+ Transparent);
+ }
+ }
+
+ return;
+}
+
+bool CreateGrayscaleColorTable( BMP& InputImage )
+{
+ using namespace std;
+ int BitDepth = InputImage.TellBitDepth();
+ if( BitDepth != 1 && BitDepth != 4 && BitDepth != 8 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Warning: Attempted to create color table at a bit" << endl
+ << " depth that does not require a color table." << endl
+ << " Ignoring request." << endl;
+ }
+ return false;
+ }
+ int i;
+ int NumberOfColors = InputImage.TellNumberOfColors();
+
+ ebmpBYTE StepSize;
+ if( BitDepth != 1 )
+ { StepSize = 255/(NumberOfColors-1); }
+ else
+ { StepSize = 255; }
+
+ for( i=0 ; i < NumberOfColors ; i++ )
+ {
+ ebmpBYTE TempBYTE = i*StepSize;
+ RGBApixel TempColor;
+ TempColor.Red = TempBYTE;
+ TempColor.Green = TempBYTE;
+ TempColor.Blue = TempBYTE;
+ TempColor.Alpha = 0;
+ InputImage.SetColor( i , TempColor );
+ }
+ return true;
+}
+
+bool BMP::Read32bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int i;
+ if( Width*4 > BufferSize )
+ { return false; }
+ for( i=0 ; i < Width ; i++ )
+ { memcpy( (char*) &(Pixels[i][Row]), (char*) Buffer+4*i, 4 ); }
+ return true;
+}
+
+bool BMP::Read24bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int i;
+ if( Width*3 > BufferSize )
+ { return false; }
+ for( i=0 ; i < Width ; i++ )
+ { memcpy( (char*) &(Pixels[i][Row]), Buffer+3*i, 3 ); }
+ return true;
+}
+
+bool BMP::Read8bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int i;
+ if( Width > BufferSize )
+ { return false; }
+ for( i=0 ; i < Width ; i++ )
+ {
+ int Index = Buffer[i];
+ *( this->operator()(i,Row) )= GetColor(Index);
+ }
+ return true;
+}
+
+bool BMP::Read4bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int Shifts[2] = {4 ,0 };
+ int Masks[2] = {240,15};
+
+ int i=0;
+ int j;
+ int k=0;
+ if( Width > 2*BufferSize )
+ { return false; }
+ while( i < Width )
+ {
+ j=0;
+ while( j < 2 && i < Width )
+ {
+ int Index = (int) ( (Buffer[k]&Masks[j]) >> Shifts[j]);
+ *( this->operator()(i,Row) )= GetColor(Index);
+ i++; j++;
+ }
+ k++;
+ }
+ return true;
+}
+bool BMP::Read1bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int Shifts[8] = {7 ,6 ,5 ,4 ,3,2,1,0};
+ int Masks[8] = {128,64,32,16,8,4,2,1};
+
+ int i=0;
+ int j;
+ int k=0;
+
+ if( Width > 8*BufferSize )
+ { return false; }
+ while( i < Width )
+ {
+ j=0;
+ while( j < 8 && i < Width )
+ {
+ int Index = (int) ( (Buffer[k]&Masks[j]) >> Shifts[j]);
+ *( this->operator()(i,Row) )= GetColor(Index);
+ i++; j++;
+ }
+ k++;
+ }
+ return true;
+}
+
+bool BMP::Write32bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int i;
+ if( Width*4 > BufferSize )
+ { return false; }
+ for( i=0 ; i < Width ; i++ )
+ { memcpy( (char*) Buffer+4*i, (char*) &(Pixels[i][Row]), 4 ); }
+ return true;
+}
+
+bool BMP::Write24bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int i;
+ if( Width*3 > BufferSize )
+ { return false; }
+ for( i=0 ; i < Width ; i++ )
+ { memcpy( (char*) Buffer+3*i, (char*) &(Pixels[i][Row]), 3 ); }
+ return true;
+}
+
+bool BMP::Write8bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int i;
+ if( Width > BufferSize )
+ { return false; }
+ for( i=0 ; i < Width ; i++ )
+ { Buffer[i] = FindClosestColor( Pixels[i][Row] ); }
+ return true;
+}
+
+bool BMP::Write4bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int PositionWeights[2] = {16,1};
+
+ int i=0;
+ int j;
+ int k=0;
+ if( Width > 2*BufferSize )
+ { return false; }
+ while( i < Width )
+ {
+ j=0;
+ int Index = 0;
+ while( j < 2 && i < Width )
+ {
+ Index += ( PositionWeights[j]* (int) FindClosestColor( Pixels[i][Row] ) );
+ i++; j++;
+ }
+ Buffer[k] = (ebmpBYTE) Index;
+ k++;
+ }
+ return true;
+}
+
+bool BMP::Write1bitRow( ebmpBYTE* Buffer, int BufferSize, int Row )
+{
+ int PositionWeights[8] = {128,64,32,16,8,4,2,1};
+
+ int i=0;
+ int j;
+ int k=0;
+ if( Width > 8*BufferSize )
+ { return false; }
+ while( i < Width )
+ {
+ j=0;
+ int Index = 0;
+ while( j < 8 && i < Width )
+ {
+ Index += ( PositionWeights[j]* (int) FindClosestColor( Pixels[i][Row] ) );
+ i++; j++;
+ }
+ Buffer[k] = (ebmpBYTE) Index;
+ k++;
+ }
+ return true;
+}
+
+ebmpBYTE BMP::FindClosestColor( RGBApixel& input )
+{
+ using namespace std;
+
+ int i=0;
+ int NumberOfColors = TellNumberOfColors();
+ ebmpBYTE BestI = 0;
+ int BestMatch = 999999;
+
+ while( i < NumberOfColors )
+ {
+ RGBApixel Attempt = GetColor( i );
+ int TempMatch = IntSquare( (int) Attempt.Red - (int) input.Red )
+ + IntSquare( (int) Attempt.Green - (int) input.Green )
+ + IntSquare( (int) Attempt.Blue - (int) input.Blue );
+ if( TempMatch < BestMatch )
+ { BestI = (ebmpBYTE) i; BestMatch = TempMatch; }
+ if( BestMatch < 1 )
+ { i = NumberOfColors; }
+ i++;
+ }
+ return BestI;
+}
+
+bool EasyBMPcheckDataSize( void )
+{
+ using namespace std;
+ bool ReturnValue = true;
+ if( sizeof( ebmpBYTE ) != 1 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: ebmpBYTE has the wrong size ("
+ << sizeof( ebmpBYTE ) << " bytes)," << endl
+ << " Compared to the expected 1 byte value" << endl;
+ }
+ ReturnValue = false;
+ }
+ if( sizeof( ebmpWORD ) != 2 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: ebmpWORD has the wrong size ("
+ << sizeof( ebmpWORD ) << " bytes)," << endl
+ << " Compared to the expected 2 byte value" << endl;
+ }
+ ReturnValue = false;
+ }
+ if( sizeof( ebmpDWORD ) != 4 )
+ {
+ if( EasyBMPwarnings )
+ {
+ cout << "EasyBMP Error: ebmpDWORD has the wrong size ("
+ << sizeof( ebmpDWORD ) << " bytes)," << endl
+ << " Compared to the expected 4 byte value" << endl;
+ }
+ ReturnValue = false;
+ }
+ return ReturnValue;
+}
+
+bool Rescale( BMP& InputImage , char mode, ScaleParam scale )
+{
+ using namespace std;
+ int CapMode = toupper( mode );
+
+ BMP OldImage( InputImage );
+
+ if( CapMode != 'P' &&
+ CapMode != 'W' &&
+ CapMode != 'H' &&
+ CapMode != 'F' &&
+ CapMode != 'D' )
+ {
+ if( EasyBMPwarnings )
+ {
+ char ErrorMessage [1024];
+ sprintf( ErrorMessage, "EasyBMP Error: Unknown rescale mode %c requested\n" , mode );
+ cout << ErrorMessage;
+ }
+ return false;
+ }
+
+ int NewWidth =0;
+ int NewHeight =0;
+
+ int OldWidth = OldImage.TellWidth();
+ int OldHeight= OldImage.TellHeight();
+
+ if( CapMode == 'P' )
+ {
+ NewWidth = (int) floor( OldWidth * scale.ratio / 100.0 );
+ NewHeight = (int) floor( OldHeight * scale.ratio / 100.0 );
+ }
+ if( CapMode == 'F' )
+ {
+ if( OldWidth > OldHeight )
+ { CapMode = 'W'; }
+ else
+ { CapMode = 'H'; }
+ }
+
+ if( CapMode == 'W' )
+ {
+ double percent = (double) scale.keepsize / (double) OldWidth;
+ NewWidth = scale.keepsize;
+ NewHeight = (int) floor( OldHeight * percent );
+ }
+ if( CapMode == 'H' )
+ {
+ double percent = (double) scale.keepsize / (double) OldHeight;
+ NewHeight = scale.keepsize;
+ NewWidth = (int) floor( OldWidth * percent );
+ }
+
+ if( CapMode == 'D')
+ {
+ NewWidth = scale.dimension.width;
+ NewHeight = scale.dimension.height;
+ }
+
+ if( NewWidth < 1 )
+ { NewWidth = 1; }
+ if( NewHeight < 1 )
+ { NewHeight = 1; }
+
+ InputImage.SetSize( NewWidth, NewHeight );
+ InputImage.SetBitDepth( 24 );
+
+ int I,J;
+ double ThetaI,ThetaJ;
+
+ for( int j=0; j < NewHeight-1 ; j++ )
+ {
+ ThetaJ = (double)(j*(OldHeight-1.0))
+ /(double)(NewHeight-1.0);
+ J = (int) floor( ThetaJ );
+ ThetaJ -= J;
+
+ for( int i=0; i < NewWidth-1 ; i++ )
+ {
+ ThetaI = (double)(i*(OldWidth-1.0))
+ /(double)(NewWidth-1.0);
+ I = (int) floor( ThetaI );
+ ThetaI -= I;
+
+ InputImage(i,j)->Red = (ebmpBYTE)
+ ( (1.0-ThetaI-ThetaJ+ThetaI*ThetaJ)*(OldImage(I,J)->Red)
+ +(ThetaI-ThetaI*ThetaJ)*(OldImage(I+1,J)->Red)
+ +(ThetaJ-ThetaI*ThetaJ)*(OldImage(I,J+1)->Red)
+ +(ThetaI*ThetaJ)*(OldImage(I+1,J+1)->Red) );
+ InputImage(i,j)->Green = (ebmpBYTE)
+ ( (1.0-ThetaI-ThetaJ+ThetaI*ThetaJ)*OldImage(I,J)->Green
+ +(ThetaI-ThetaI*ThetaJ)*OldImage(I+1,J)->Green
+ +(ThetaJ-ThetaI*ThetaJ)*OldImage(I,J+1)->Green
+ +(ThetaI*ThetaJ)*OldImage(I+1,J+1)->Green );
+ InputImage(i,j)->Blue = (ebmpBYTE)
+ ( (1.0-ThetaI-ThetaJ+ThetaI*ThetaJ)*OldImage(I,J)->Blue
+ +(ThetaI-ThetaI*ThetaJ)*OldImage(I+1,J)->Blue
+ +(ThetaJ-ThetaI*ThetaJ)*OldImage(I,J+1)->Blue
+ +(ThetaI*ThetaJ)*OldImage(I+1,J+1)->Blue );
+ }
+ InputImage(NewWidth-1,j)->Red = (ebmpBYTE)
+ ( (1.0-ThetaJ)*(OldImage(OldWidth-1,J)->Red)
+ + ThetaJ*(OldImage(OldWidth-1,J+1)->Red) );
+ InputImage(NewWidth-1,j)->Green = (ebmpBYTE)
+ ( (1.0-ThetaJ)*(OldImage(OldWidth-1,J)->Green)
+ + ThetaJ*(OldImage(OldWidth-1,J+1)->Green) );
+ InputImage(NewWidth-1,j)->Blue = (ebmpBYTE)
+ ( (1.0-ThetaJ)*(OldImage(OldWidth-1,J)->Blue)
+ + ThetaJ*(OldImage(OldWidth-1,J+1)->Blue) );
+ }
+
+ for( int i=0 ; i < NewWidth-1 ; i++ )
+ {
+ ThetaI = (double)(i*(OldWidth-1.0))
+ /(double)(NewWidth-1.0);
+ I = (int) floor( ThetaI );
+ ThetaI -= I;
+ InputImage(i,NewHeight-1)->Red = (ebmpBYTE)
+ ( (1.0-ThetaI)*(OldImage(I,OldHeight-1)->Red)
+ + ThetaI*(OldImage(I,OldHeight-1)->Red) );
+ InputImage(i,NewHeight-1)->Green = (ebmpBYTE)
+ ( (1.0-ThetaI)*(OldImage(I,OldHeight-1)->Green)
+ + ThetaI*(OldImage(I,OldHeight-1)->Green) );
+ InputImage(i,NewHeight-1)->Blue = (ebmpBYTE)
+ ( (1.0-ThetaI)*(OldImage(I,OldHeight-1)->Blue)
+ + ThetaI*(OldImage(I,OldHeight-1)->Blue) );
+ }
+
+ *InputImage(NewWidth-1,NewHeight-1) = *OldImage(OldWidth-1,OldHeight-1);
+ return true;
+}
personal git repositories of Harald Welte. Your mileage may vary