private void LoadFromJsonRegion(JArray regions, OcrResult result)
{
var regionId = 1;
foreach (var jRegion in regions)
{
var region = new OcrRegion()
{
Id = regionId,
Code = OcrLoaderHelper.GetRegionCode(regionId),
Location = ParseBox(jRegion, result),
Words = result.Words
};
var lineId = 1;
foreach (var jLine in jRegion["lines"])
{
var wordId = 1;
foreach (var jWord in jLine["words"])
{
var word = ParseWord(jWord, result);
result.Words.Add(word);
wordId++;
}
lineId++;
}
result.Regions.Add(region);
regionId++;
}
}
public OcrResult DoParse(string jsonResult, ImageInfo info)
{
var words = new List <OcrWord>();
var json = JObject.Parse(jsonResult);
var lang = default(string);
var result = new OcrResult()
{
Info = info, TextAngle = 0
};
var mainRegion = new OcrRegion()
{
Id = 1,
Code = OcrLoaderHelper.GetRegionCode(1),
Words = words
};
var annotations = json["responses"].Value <JArray>()[0]["textAnnotations"].Value <JArray>();
var wordId = 1;
foreach (var ann in annotations)
{
if (string.IsNullOrWhiteSpace(lang))
{
lang = ann["locale"].Value <string>();
}
if (wordId != 1)
{
var word = new OcrWord()
{
Id = wordId,
Location = GetLocation(ann, info),
Text = ann["description"].Value <string>()
};
words.Add(word);
}
wordId++;
}
mainRegion.Location = new OcrLocation();
mainRegion.Location.X = mainRegion.Words.Min(i => i.Location.X);
mainRegion.Location.Width = mainRegion.Words.Max(i => i.Location.XBound) - mainRegion.Location.X;
mainRegion.Location.Y = mainRegion.Words.Min(i => i.Location.Y);
mainRegion.Location.Height = mainRegion.Words.Max(i => i.Location.YBound) - mainRegion.Location.Y;
result.Regions.Add(mainRegion);
result.Words = words;
return(result);
}
