public int Compare( Bitmap bmp, RECT rect, Bitmap bmpFont, RECT rectFont, byte color )
{
int result = 0;
for (int x = 0; x < rect.Width; ++x )
{
for ( int y = 0; y < rect.Height; ++y )
{
Color cBmp = bmp.GetPixel( rect.Left + x, rect.Top + y);
Color cFont = Color.Black;
if ( x < rectFont.Width && y < rectFont.Height )
{
cFont = bmpFont.GetPixel( rectFont.Left + x, rectFont.Top + y);
}
if ( cBmp.R > color && cFont.R > color || cBmp.R < color && cFont.R < color )
{
++result;
}
}
}
return result * 100 / ( rect.Width * rect.Height );
}
public char GetCharacter( Bitmap bmp, RECT rect )
{
char result = '\0';
int maxCertainty = 0;
for (int i = 0; i < rects.Count; ++i )
{
int certainty = Compare( bmp, rect, font, rects[ i ], 0xd0);
if ( certainty > 90 && certainty > maxCertainty )
{
maxCertainty = certainty;
result = characters[i];
}
}
return result;
}
public static IList<RECT> Chop( Bitmap bmp, RECT crop, byte color )
{
List<RECT> list = new List<RECT>();
RECT rect = new RECT(crop.Left, crop.Top, crop.Right, crop.Bottom);
Boolean found = false;
Boolean oldFound = false;
for (int x = crop.Left; x < crop.Right; ++x )
{
found = false;
for ( int y = crop.Top; y < crop.Bottom; ++y )
{
found = found || bmp.GetPixel(x, y).R >= color;
}
if ( found && !oldFound )
{
rect.Left = x;
}
else if ( !found && oldFound )
{
rect.Right = x;
list.Add( Crop( bmp, rect, color ) );
}
oldFound = found;
}
if ( found )
{
rect.Right = crop.Right;
list.Add(Crop(bmp, rect, color));
}
return list;
}
public static RECT Crop( Bitmap bmp, RECT rect, byte color )
{
RECT reverse = new RECT(rect.Right, rect.Bottom, rect.Left, rect.Top);
for( int x = rect.Left; x < rect.Right; ++x )
{
for ( int y = rect.Top; y < rect.Bottom; ++y )
{
Color pixel = bmp.GetPixel(x, y);
if ( pixel.R >= color )
{
if ( x < reverse.Left )
{
reverse.Left = x;
}
if ( x >= reverse.Right )
{
reverse.Right = x + 1;
}
if ( y < reverse.Top )
{
reverse.Top = y;
}
if ( y >= reverse.Bottom )
{
reverse.Bottom = y + 1;
}
}
}
}
return reverse;
}
public bool Equals(RECT r)
{
return r.Left == Left && r.Top == Top && r.Right == Right && r.Bottom == Bottom;
}