public charQuater(IPicAccess pic4x6)
{
if ((pic4x6.getDimenion() != new Size(4, 6)))
{
throw new ArgumentException("not 4x6");
}
pic4x6.ToFile("pic4x6");
cornerStr = "";
cornerStr += getPixelChar(pic4x6, 3, 0);
cornerStr += getPixelChar(pic4x6, 0, 0);
cornerStr += getPixelChar(pic4x6, 0, 5);
cornerStr += getPixelChar(pic4x6, 3, 5);
ObjectDetection det = new ObjectDetection(pic4x6, false, true);
det.DoDetection(new dOnDetectObject(delegate(ObjectPoints points, IPicAccess originalPic)
{
if (points.Type == PixelInfo.Black)
{
if (points.Points.Contains(topLeft) && points.Points.Contains(bottomRight))
{
topLeftToBottomRight = true;
}
if (points.Points.Contains(topRight) && points.Points.Contains(bottomLeft))
{
topRightToBottomLeft = true;
}
}
return(true);
}), false, 0);
}
public ObjectDetection(IPicAccess pic, bool tryCrossOnWhite, bool tryCrossOnBlack)
{
WhiteObjectList = new List <ObjectPoints>();
BlackObjectList = new List <ObjectPoints>();
this.Pic = pic;
this.TryCrossOnWhite = tryCrossOnWhite;
this.TryCrossOnBlack = tryCrossOnBlack;
}
public static IPicAccess ObjectToPic_RegionOfInterest(ObjectPoints o, IPicAccess originalPic)
{
MyPic pic = new MyPic(o.Rect.Size, MyPic.Invert(o.Type));
foreach (Point p1 in o.Points)
{
pic.setPixel(p1.X - o.XLeft, p1.Y - o.YTop, o.Type); //mg was PixelInfo.Black);
}
return(pic);
}
public static IPicAccess ObjectToPic(ObjectPoints o, IPicAccess originalPic)
{
MyPic pic = new MyPic(originalPic.getDimenion(), MyPic.Invert(o.Type));
foreach (Point p1 in o.Points)
{
pic.setPixel(p1.X, p1.Y, o.Type);
}
return(pic);
}
private char getPixelChar(IPicAccess pic4x6, int x, int y)
{
switch (pic4x6.getPixel(x, y))
{
case PixelInfo.White: return('W');
case PixelInfo.Black: return('B');
case PixelInfo.Processed: return('_');
}
return('?');
}
private static bool areWhite(IPicAccess pic, string str)
{
string[] sa = str.Split(new char[] { '.' });
for (int i = 0; i < sa.Length; i += 2)
{
int x = int.Parse(sa[i]);
int y = int.Parse(sa[i + 1]);
if (pic.getPixel(x, y) != PixelInfo.White)
{
return(false);
}
}
return(true);
}
public static SpecificResult_Text DetectText(MyPic mPic, bool debug = false, int minSize = 0)
{
SpecificResult_Text r = new SpecificResult_Text();
StringBuilder sb = new StringBuilder();
try
{
DebLog(debug, "New");
MyPic mClone = (MyPic)mPic.getClone();
mClone.Threshold_AlmostBlack();
bool first = true;
mClone.ToFileIfConfigured("TextRecognitionLibrary.DetectText.SaveInput");
ObjectDetection od = new ObjectDetection(mClone, true, true);
int id = 0;
od.DoDetection(new dOnDetectObject(delegate(ObjectPoints points, IPicAccess originalPic)
{
id++;
string cnfDumpAll = ConfigurationManager.AppSettings["TextRecognitionLibrary.DetectText.DumpAll"];
if ((cnfDumpAll != null) && (Boolean.Parse(cnfDumpAll)))
{
MyPic picDumpAll = (MyPic)ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic);
picDumpAll.ToFile(id.ToString());
}
DebLog(debug, $"id{id} {points.Rect.Height}x{points.Rect.Width} soFar{sb}");
if (points.Rect.Height == 10)
{
MyPic pic10 = (MyPic)ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic);
char c = TextCourierNew10.RecogniseChar(pic10);
sb.Append(c);
if (first)
{
first = false;
r.TextPos = points.Points[0];
}
}
else if (points.Rect.Height == 11)
{
MyPic pic11 = (MyPic)ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic);
char c = TextCourierNew11.RecogniseChar(pic11);
sb.Append(c);
if (first)
{
first = false;
r.TextPos = points.Points[0];
}
}
else if (points.Rect.Height == 12)
{
ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic).ToFile("a12");
if ((points.Rect.Width == 4) || (points.Rect.Width == 5) || (points.Rect.Width == 7))
{
IPicAccess pchar = ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic);
IPicAccess pbu = pchar.getClone();
char c = TextRecognition.RecogniseChar(pchar);
sb.Append(c);
if (first)
{
first = false;
r.TextPos = points.Points[0];
}
}
else if (points.Rect.Width == 8)
{
IPicAccess pchar =
ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic)
.getSubPic(1, 0, 7, 12);
IPicAccess pbu = pchar.getClone();
char c = TextRecognition.RecogniseChar(pchar);
sb.Append(c);
if (first)
{
first = false;
r.TextPos = points.Points[0];
}
}
else
{
// could this be 2 or more chars together?
ObjectDetection.ObjectToPic_RegionOfInterest(points, originalPic).ToFile("subAll");
int x = 0;
while (x < points.Rect.Width)
{
IPicAccess sub = mPic.getSubPic(points.Rect.X + x, points.Rect.Y, 7, 12);
sub.ToFile("subtogether");
char c = TextRecognition.RecogniseChar(sub.getClone());
if (c == '?')
{
// not recognised
x = points.Rect.Width;
}
else
{
x += 9;
sb.Append(c);
if (first)
{
first = false;
r.TextPos = points.Points[0];
}
}
}
}
}
return(true);
}), debug, minSize);
r.Text = sb.ToString();
return(r);
}
catch (Exception ex)
{
DebLog(debug, "Exception");
DebLog(debug, ex.Message);
if (sb.ToString().Length > 0)
{
r.Text = sb.ToString();
return(r);
}
var err = new SpecificResult_Text();
err.Text = "Exception: " + ex.Message;
err.TextPos = new Point(0, 0);
return(err);
}
}
public static char RecogniseChar(IPicAccess pic)
{
pic.ToFile("RecogniseChar");
Size pSize = pic.getDimenion();
Size sBig = new Size(7, 12);
Size sSmall4 = new Size(4, 12);
Size sSmall5 = new Size(5, 12);
doInitialisation_TextRecognition();
if ((pSize == sSmall4) || (pSize == sSmall5))
{
charQuater q2 = new charQuater(pic.getSubPic(0, 0, 4, 6));
charQuater q3 = new charQuater(pic.getSubPic(0, 6, 4, 6));
string q23 = q2.ToString() + q3.ToString();
if (q23 == "?BWWB?BWWB")
{
return('1');
}
}
else if (pSize == sBig)
{
IPicAccess p1 = pic.getSubPic(3, 0, 4, 6);
charQuater q1 = new charQuater(p1);
IPicAccess p2 = pic.getSubPic(0, 0, 4, 6);
charQuater q2 = new charQuater(p2);
IPicAccess p3 = pic.getSubPic(0, 6, 4, 6);
charQuater q3 = new charQuater(p3);
IPicAccess p4 = pic.getSubPic(3, 6, 4, 6);
charQuater q4 = new charQuater(p4);
string q14 = q1.ToString() + q2.ToString() + q3.ToString() + q4.ToString();
Dictionary <string, char> charDir = new Dictionary <string, char>();
charDir.Add("\\WBWB/BWBW\\WBWB/BWBW", '0');
charDir.Add("\\WBWB?BWWW?WWBB?WWBB", '2');
charDir.Add("?WBWW?BWWW?WWBB?WWBB", '2');
charDir.Add("\\WBWB?BWWW/BWBB?WBBB", '2');
charDir.Add("?WBBW?BWWB?WWWB/BWBW", '3');
charDir.Add("/BWBB?WWWB?WWWW?BWWB", '4');
charDir.Add("?BBWW/BWBW?WWWB/BWBW", '5');
charDir.Add("?BBBW?BWWB?WBWB/BWBW", '5');
charDir.Add("?BBBB?BWWB?WBWB/BWBW", '5');
charDir.Add("?WBWB/BWBW\\WBWB/BWBW", '6');
charDir.Add("?WBBB/BWBB\\WBWB/BWBW", '6');
charDir.Add("?WBBW/BWBB\\WBWB/BWBW", '6');
charDir.Add("/BBBW?BBWB?BWWW?WBWW", '7');
charDir.Add("?WBBW?BWWB\\WBWB?WWBW", '8');
charDir.Add("?WBBW?BWWB?BWWB?WBBW", '8');
charDir.Add("?WBBW?BWWB?WWWB?WWBW", '8');
charDir.Add("\\WBWB/BWBW?WBWB/BWBW", '9');
charDir.Add("\\WBWB/BWBW?BBWB/BBBW", '9');
charDir.Add("\\WBWB/BWBW?BWWB/BBBW", '9');
charDir.Add("\\WBWB/BWBW?WWWB/BWBW", '9');
charDir.Add("\\WBWB/BBBW?WBBW?BWWW", 'p');
if (charDir.ContainsKey(q14))
{
return(charDir[q14]);
}
if (q14 == "?WWWW?WWWW?WWWW?WWWW")
{
// no pattern, all corner while
if (areWhite(pic, "0.9.1.9.2.9.3.9.3.10.3.11"))
{
return('4');
}
}
try
{
pic.getClone().ToFile(
"CharUnknown_"
+ q14
.Replace("?", "_F_")
.Replace("/", "_SF_")
.Replace("\\", "_SB_"));
}
catch (SystemException)
{
}
ObjectDetection test = new ObjectDetection(pic, false, true);
int count = 0;
test.DoDetection(new dOnDetectObject(delegate(ObjectPoints points, IPicAccess originalPic)
{
return(true);
}), false, 0);
//test.BiggerstWhite.Rect.Height >
test = null;
}
return('?');
}
