/// <summary>
/// 通用文字识别
/// </summary>
/// <param name="byteArr_Image"></param>
/// <returns></returns>
public static OCRResult Excute_GeneralBasic(byte[] byteArr_Image)
{
OCRResult r = null;
try
{
var options = new Dictionary <string, object>
{
{ "language_type", "CHN_ENG" }, //
{ "detect_direction", "false" }, // 是否检测图像朝向，默认不检测，即：false。朝向是指输入图像是正常方向、逆时针旋转90/180/270度。可选值包括:
{ "detect_language", "true" }, // 是否检测语言，默认不检测。当前支持（中文、英语、日语、韩语）
{ "probability", "false" } // 是否返回识别结果中每一行的置信度
};
Ocr client = new Ocr(ApiKey, SecretKey);
Newtonsoft.Json.Linq.JObject ocrResult = client.GeneralBasic(image: byteArr_Image, options: options);
r = getOCRResult(ocrResult);
}
catch (Exception ex)
{
r = new OCRResult();
r.IsComplete = false;
r.ExceptionInfo = ex.GetFullInfo();
r.IsSuccess = false;
}
return(r);
}
/// <summary>
/// 通用文字识别（含位置信息版）
/// </summary>
/// <param name="byteArr_Image"></param>
/// <param name="options"></param>
/// <returns></returns>
public static OCRResult Excute_General(byte[] byteArr_Image)
{
OCRResult r = null;
try
{
var options = new Dictionary <string, object>
{
{ "recognize_granularity", "big" }, // 是否定位单字符位置，big：不定位单字符位置，默认值；small：定位单字符位置
{ "language_type", "CHN_ENG" }, // 识别语言类型，默认为CHN_ENG。可选值包括：
{ "detect_direction", "false" }, // 是否检测图像朝向，默认不检测，即：false。朝向是指输入图像是正常方向、逆时针旋转90/180/270度。可选值包括:
{ "detect_language", "false" }, // 是否检测语言，默认不检测。当前支持（中文、英语、日语、韩语）
{ "vertexes_location", "false" }, // 是否返回文字外接多边形顶点位置，不支持单字位置。默认为false
{ "probability", "false" } // 是否返回识别结果中每一行的置信度
};
Ocr client = new Ocr(ApiKey, SecretKey);
Newtonsoft.Json.Linq.JObject ocrResult = client.General(image: byteArr_Image, options: options);
r = getOCRResult(ocrResult);
}
catch (Exception ex)
{
r = new OCRResult();
r.IsComplete = false;
r.ExceptionInfo = ex.GetFullInfo();
r.IsSuccess = false;
}
return(r);
}
private static OCRResult getOCRResult(Newtonsoft.Json.Linq.JObject item)
{
int count = Convert.ToInt32(item["words_result_num"]);
OCRResult r = new OCRResult()
{
Details = new List <OCRDetail>()
};
for (int index = 0; index < count; index++)
{
var match = item["words_result"][index];
OCRDetail detail = new OCRDetail();
detail.Seq = index + 1;
detail.Content = match["words"].ToString();
try
{
detail.Width = Convert.ToDecimal(match["location"]["width"].ToString());
detail.Height = Convert.ToDecimal(match["location"]["height"].ToString());
detail.Top = Convert.ToDecimal(match["location"]["top"].ToString());
detail.Left = Convert.ToDecimal(match["location"]["left"].ToString());
}
catch (Exception ex)
{
string msg = "{0}".FormatWith(ex.GetFullInfo());
System.Diagnostics.Debug.WriteLine(msg);
}
r.Details.Add(detail);
}
r.IsComplete = true;
r.IsSuccess = true;
return(r);
}
