public override Result decodeRow(int rowNumber, BitArray row, IDictionary <DecodeHintType, object> hints)
{
var gaps = new List <PixelInterval>();
bool color = row[0];
int end = row.Size;
int num = 0;
for (int i = 0; i < end; i++)
{
bool currentColor = row[i];
if (currentColor == color)
{
num++;
}
else
{
gaps.Add(new PixelInterval(color, num));
color = currentColor;
num = 1;
}
}
gaps.Add(new PixelInterval(color, num));
int gaps_length = gaps.Count;
for (int i = 0; i < gaps_length; i++)
{
PixelInterval primary = gaps[i];
bool p_color = primary.Color;
int p_num = primary.Length; // количество пикселей
for (int j = 0; j < gaps_length; j++)
{
if (i == j)
{
continue;
}
int s_num = gaps[j].Length;
bool s_color = gaps[j].Color;
double multiplier = (p_num > s_num) ? ((double)p_num / s_num) : ((double)s_num / p_num);
//System.out.println("multiplier: " + multiplier);
if ((p_color == isWhite) && (s_color == isWhite))
{
// WHITE WHITE
if (multiplier <= 1.2222)
{
primary.incSimilar();
}
else
{
//System.out.println("NOT SIMILAR");
}
}
else if ((p_color == isWhite) && (s_color == isBlack))
{
// WHITE BLACK
if ((multiplier > 1.5) && (multiplier < 3.6667) && (p_num > s_num))
{
// White and small black
primary.incSimilar();
}
else if ((multiplier > 1.2727) && (multiplier < 2.7778) && (p_num < s_num))
{
// White and large black
primary.incSimilar();
}
else
{
//System.out.println("NOT SIMILAR");
}
}
else if ((p_color == isBlack) && (s_color == isWhite))
{
// BLACK WHITE
if ((multiplier > 1.5) && (multiplier < 3.6667) && (p_num < s_num))
{
// Small black and white
primary.incSimilar();
primary.incSmall();
}
else if ((multiplier > 1.2727) && (multiplier < 2.7778) && (p_num > s_num))
{
// large black and white
primary.incSimilar();
primary.incLarge();
}
else
{
//System.out.println("NOT SIMILAR");
}
}
else if ((p_color == isBlack) && (s_color == isBlack))
{
// BLACK BLACK
if ((multiplier > 2.3333) && (multiplier < 4.6667))
{
primary.incSimilar();
if (p_num > s_num)
{
primary.incLarge();
}
else
{
primary.incSmall();
}
}
else if (multiplier < 2)
{
primary.incSimilar();
}
else
{
//System.out.println("NOT SIMILAR");
}
}
else
{
//System.out.println("UNKNOWN COLORS");
}
} // j
} // i
var iResult = finalProcessing(gaps);
if (iResult == null || (iResult < 3) || (iResult > 131070))
{
return(null);
}
String resultString = iResult.ToString();
//Counter counter = Counter.getInstance(25);
//counter.addCode(iResult);
// String sRowNumber = Integer.toString(rowNumber);
// String url = "https://dev.aptinfo.net/p/" + resultString;
// final HttpRequestFactory requestFactory = new NetHttpTransport().createRequestFactory();
//new Thread(new Runnable()
//{
// @Override
// public void run()
// {
// try
// {
// HttpRequest request = requestFactory.buildGetRequest(new GenericUrl(url));
// HttpResponse httpResponse = request.execute();
// }
// catch (IOException e)
// {
// //e.printStackTrace();
// }
// }
//}).start();
// if ( ! counter.isCodeValid(iResult) ) {
// throw NotFoundException.getNotFoundInstance();
// }
float left = 0.0f;
float right = (float)(end - 1);
return(new Result(
resultString,
null,
new ResultPoint[]
{
new ResultPoint(left, rowNumber),
new ResultPoint(right, rowNumber)
},
BarcodeFormat.PHARMA_CODE
));
}
private int?finalProcessing(List <PixelInterval> gaps)
{
int l = gaps.Count;
double[]
similars = new double[l];
for (int i = 0; i < l; i++)
{
similars[i] = (double)gaps[i].Similar;
}
double dMean = mean(similars);
bool inProgress = false;
String fStr = "";
String cStr = "";
for (int i = 0; i < l; i++)
{
PixelInterval gap = gaps[i];
bool color = gap.Color;
double sim = (double)gap.Similar;
if ((color == isWhite) && (!inProgress) && (sim < dMean))
{
//System.out.println("start");
inProgress = true;
continue;
}
if (inProgress && (sim < dMean))
{
//System.out.println("Similar is " + sim + " < " + dMean + " => BREAK");
if (color == isBlack)
{
return(null);
}
if ((color == isWhite) && ((i + 1) != l))
{
return(null);
}
}
if (((i + 1) == l) && (gap.Color == isBlack))
{
//System.out.println("last gap");
return(null);
}
if (inProgress && (color == isBlack))
{
if (gap.Large > gap.Small)
{
fStr += '1';
cStr += '#';
}
else
{
fStr += '0';
cStr += '=';
}
}
}
//System.out.println("Str: "+ fStr +" "+ cStr);
String stg2 = '1' + fStr;
int ret_val = Convert.ToInt32(stg2, 2) - 1;
//System.out.println(ret_val);
return(ret_val);
}
