public ManagedBitmap(NikseBitmap nbmp)
{
Width = nbmp.Width;
Height = nbmp.Height;
_colors = new Color[Width * Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
SetPixel(x, y, nbmp.GetPixel(x, y));
}
}
}
public ManagedBitmap(NikseBitmap nbmp)
{
Width = nbmp.Width;
Height = nbmp.Height;
_colors = new Color[Width * Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
SetPixel(x, y, nbmp.GetPixel(x, y));
}
}
}
public ManagedBitmap(Bitmap oldBitmap)
{
NikseBitmap nbmp = new NikseBitmap(oldBitmap);
Width = nbmp.Width;
Height = nbmp.Height;
_colors = new Color[Width * Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
this.SetPixel(x, y, nbmp.GetPixel(x, y));
}
}
}
public ManagedBitmap(Bitmap oldBitmap)
{
NikseBitmap nbmp = new NikseBitmap(oldBitmap);
Width = nbmp.Width;
Height = nbmp.Height;
_colors = new Color[Width * Height];
for (int y = 0; y < Height; y++)
{
for (int x = 0; x < Width; x++)
{
this.SetPixel(x, y, nbmp.GetPixel(x, y));
}
}
}
public NOcrChar GetMatch(NikseBitmap nbmp)
{
const int NocrMinColor = 300;
const int topMargin = 1;
double widthPercent = nbmp.Height * 100.0 / nbmp.Width;
foreach (NOcrChar oc in OcrCharacters)
{
if (Math.Abs(widthPercent - oc.WidthPercent) < 20 && Math.Abs(oc.MarginTop - topMargin) < 5)
{ // only very accurate matches
bool ok = true;
var index = 0;
while (index < oc.LinesForeground.Count && ok)
{
NOcrPoint op = oc.LinesForeground[index];
foreach (Point point in op.ScaledGetPoints(oc, nbmp.Width, nbmp.Height))
{
if (point.X >= 0 && point.Y >= 0 && point.X < nbmp.Width && point.Y < nbmp.Height)
{
Color c = nbmp.GetPixel(point.X, point.Y);
if (c.A > 150 && c.R + c.G + c.B > NocrMinColor)
{
}
else
{
Point p = new Point(point.X - 1, point.Y);
if (p.X < 0)
p.X = 1;
c = nbmp.GetPixel(p.X, p.Y);
if (nbmp.Width > 20 && c.A > 150 && c.R + c.G + c.B > NocrMinColor)
{
}
else
{
ok = false;
break;
}
}
}
}
index++;
}
index = 0;
while (index < oc.LinesBackground.Count && ok)
{
NOcrPoint op = oc.LinesBackground[index];
foreach (Point point in op.ScaledGetPoints(oc, nbmp.Width, nbmp.Height))
{
if (point.X >= 0 && point.Y >= 0 && point.X < nbmp.Width && point.Y < nbmp.Height)
{
Color c = nbmp.GetPixel(point.X, point.Y);
if (c.A > 150 && c.R + c.G + c.B > NocrMinColor)
{
Point p = new Point(point.X, point.Y);
if (oc.Width > 19 && point.X > 0)
p.X = p.X - 1;
c = nbmp.GetPixel(p.X, p.Y);
if (c.A > 150 && c.R + c.G + c.B > NocrMinColor)
{
ok = false;
break;
}
}
}
}
index++;
}
if (ok)
return oc;
}
}
return null;
}
private bool IsMatch()
{
NikseBitmap nbmp = new NikseBitmap(pictureBoxCharacter.Image as Bitmap);
foreach (NOcrPoint op in _nocrChar.LinesForeground)
{
foreach (Point point in op.ScaledGetPoints(_nocrChar, nbmp.Width, nbmp.Height))
{
if (point.X >= 0 && point.Y >= 0 && point.X < nbmp.Width && point.Y < nbmp.Height)
{
Color c = nbmp.GetPixel(point.X, point.Y);
if (c.A > 150 && c.R + c.G + c.B > VobSubOcr.NocrMinColor)
{
}
else
{
return false;
}
}
}
}
foreach (NOcrPoint op in _nocrChar.LinesBackground)
{
foreach (Point point in op.ScaledGetPoints(_nocrChar, nbmp.Width, nbmp.Height))
{
if (point.X >= 0 && point.Y >= 0 && point.X < nbmp.Width && point.Y < nbmp.Height)
{
Color c = nbmp.GetPixel(point.X, point.Y);
if (c.A > 150 && c.R + c.G + c.B > VobSubOcr.NocrMinColor)
{
return false;
}
}
}
}
return true;
}
private static bool IsMatchPointForeGround(NOcrPoint op, bool loose, NikseBitmap nbmp, NOcrChar nOcrChar)
{
if (Math.Abs(op.Start.X - op.End.X) < 2 && Math.Abs(op.End.Y - op.Start.Y) < 2)
return false;
foreach (Point point in op.ScaledGetPoints(nOcrChar, nbmp.Width, nbmp.Height))
{
if (point.X >= 0 && point.Y >= 0 && point.X < nbmp.Width && point.Y < nbmp.Height)
{
Color c = nbmp.GetPixel(point.X, point.Y);
if (c.A > 150 && c.R + 100 + c.G + c.B > VobSubOcr.NocrMinColor)
{
}
else
{
return false;
}
if (loose)
{
if (nbmp.Width > 10 && point.X + 1 < nbmp.Width)
{
c = nbmp.GetPixel(point.X + 1, point.Y);
if (c.A > 150 && c.R + 100 + c.G + c.B > VobSubOcr.NocrMinColor)
{
}
else
{
return false;
}
}
if (nbmp.Width > 10 && point.X >= 1)
{
c = nbmp.GetPixel(point.X - 1, point.Y);
if (c.A > 150 && c.R + 100 + c.G + c.B > VobSubOcr.NocrMinColor)
{
}
else
{
return false;
}
}
if (nbmp.Height > 10 && point.Y + 1 < nbmp.Height)
{
c = nbmp.GetPixel(point.X, point.Y + 1);
if (c.A > 150 && c.R + 100 + c.G + c.B > VobSubOcr.NocrMinColor)
{
}
else
{
return false;
}
}
if (nbmp.Height > 10 && point.Y >= 1)
{
c = nbmp.GetPixel(point.X, point.Y - 1);
if (c.A > 150 && c.R + 100 + c.G + c.B > VobSubOcr.NocrMinColor)
{
}
else
{
return false;
}
}
}
}
}
return true;
}
