コード例 #1
0
        /// <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);
        }
コード例 #2
0
        /// <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);
        }
コード例 #3
0
        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);
        }