public static void Run([QueueTrigger("ocr", Connection = "StorageConnection")] string myQueueItem, [Table("ocr", Connection = "StorageConnection")] ICollector <Ocr> tableBinding, TraceWriter log)
{
log.Info($"C# Queue trigger function processed: {myQueueItem}");
var jsontext = myQueueItem;
string ocrResult = "";
Microsoft.ProjectOxford.Vision.Contract.OcrResults o = JsonConvert.DeserializeObject <Microsoft.ProjectOxford.Vision.Contract.OcrResults>(jsontext);
foreach (var a in o.Regions)
{
foreach (var line in a.Lines)
{
foreach (var word in line.Words)
{
log.Info(word.Text);
ocrResult = ocrResult + word.Text + " ";
}
}
}
Guid guid = Guid.NewGuid();
tableBinding.Add(new Ocr()
{
PartitionKey = guid.ToString(),
RowKey = "1",
OcrResult = ocrResult
});
log.Info(ocrResult);
}
public static int?ExtractYear(Microsoft.ProjectOxford.Vision.Contract.OcrResults textAnalysisResults)
{
System.Collections.Generic.List <string> words = new System.Collections.Generic.List <string>();
foreach (Microsoft.ProjectOxford.Vision.Contract.Region region in textAnalysisResults.Regions)
{
foreach (Microsoft.ProjectOxford.Vision.Contract.Line line in region.Lines)
{
foreach (Microsoft.ProjectOxford.Vision.Contract.Word word in line.Words)
{
words.Append(word.Text);
}
}
}
return(ExtractYear(words));
}
private string ProcessImageOcrResult(IDialogContext context, Microsoft.ProjectOxford.Vision.Contract.OcrResults ocrResult)
{
var result = string.Empty;
// 偷懶，發票號碼格式是：AA-12345678
// 因此找出第3個字母是-的就算是發票號碼
var foundErrorCode = ocrResult.Regions.SelectMany(x => x.Lines)
.SelectMany(x => x.Words)
.FirstOrDefault(x => x.Text.Length > 3 &&
x.Text.Substring(2, 1) == "-");
if (foundErrorCode != null)
{
result = foundErrorCode.Text;
}
return(result);
}
public static string LookUp(Microsoft.ProjectOxford.Vision.Contract.OcrResults ocrResults)
{
return(LookUp(ocrResults.Language));
}
