public void ocrTest()
{
string test = @"{""language"":""fr"",""orientation"":""Up"",""textAngle"":0.0,""regions"":[{""boundingBox"":""1012,1184,1156,269"",""lines"":[{""boundingBox"":""1176,1184,992,208"",""words"":[{""boundingBox"":""1176,1184,992,208"",""text"":""244:19 - 901""}]},{""boundingBox"":""1012,1419,614,34"",""words"":[{""boundingBox"":""1012,1422,252,31"",""text"":""09 - 8846150""},{""boundingBox"":""1276,1424,108,25"",""text"":""n•am""},{""boundingBox"":""1404,1419,222,29"",""text"":""HONDA""}]}]}]}";
MatchCollection match = Regex.Matches(test, @"""boundingBox""\:""([^""]*)"",""text""\:""([^""]*)""}", RegexOptions.IgnoreCase);
for (int i = 0; i < match.Count; i++)
{
string res = "{" + match[i].Value;
matchBox msgDataPoint = JsonConvert.DeserializeObject <matchBox>(res);
boxx = boxy = boxwidth; boxheigth = 0;
}
}
// Get Number of the car from json response from azure
public string getNumberOfCarFromJson(byte[] byteData, string azureOcrresult)
{
string result = "";
// We take the result with minimum 7 chars
// We suppose we can get severl responses, so we match all occurences
MatchCollection match = Regex.Matches(azureOcrresult, @"""boundingBox""\:""([^""]*)"",""text""\:""([^""]*)""}", RegexOptions.IgnoreCase);
for (int i = 0; i < match.Count; i++)
{
string res = "{" + match[i].Value;
matchBox msgDataPoint = JsonConvert.DeserializeObject <matchBox>(res);
boxx = boxy = boxwidth; boxheigth = 0;
// We take the first or the last having minimum 7 chars and not a phone number
if (result == "" || msgDataPoint.text.Length >= 7 && msgDataPoint.text[0] != '0')
{
// save region
string[] region = msgDataPoint.boundingBox.Split(',');
boxx = int.Parse(region[0]);
boxy = int.Parse(region[1]);
boxwidth = int.Parse(region[2]);
boxheigth = int.Parse(region[3]);
if (boxx >= 20)
{
boxx -= 20; boxwidth += 20;
}
if (boxy >= 20)
{
boxy -= 20; boxheigth += 20;
}
// Should test height, width of original
boxwidth += 0; boxheigth += 0;
// Cut the region where the number was found
cutRegion(byteData, boxx, boxy, boxwidth, boxheigth);
// ocr result Number cleaned
result = cleanResult = hardResult = msgDataPoint.text.Replace("'", "");
cleanResult = cleanResult.Replace("-", "").Replace(".", "").Replace(":", "").Replace("'", "");
}
}
return(result);
}
