/// <summary>
/// 写入OCR配置信息
/// </summary>
/// <param name="userInfo"></param>
public static void WriteOCRConfig(OCRConfig config)
{
using (StreamWriter writer = new StreamWriter(new FileStream(@"BaiduOCR.json", FileMode.Create), Encoding.UTF8))
{
string str = JsonConvert.SerializeObject(config);
writer.Write(str);
}
}
/// <summary>
/// 载入OCR配置
/// </summary>
public static OCRConfig LoadOCRConfig()
{
using (StreamReader reader = new StreamReader(new FileStream(@"BaiduOCR.json", FileMode.Open)))
{
var JsonStr = reader.ReadToEnd();
OCRConfig JsonConfig = JsonConvert.DeserializeObject <OCRConfig>(JsonStr);
return(JsonConfig);
}
}
/// <summary>
/// 加载配置
/// </summary>
private void LoadConfig()
{
try
{
UserInfo = Utils.LoadUserInfoConfig();
}
catch { }
try
{
OCRConfig = Utils.LoadOCRConfig();
}
catch
{ }
}
/// <summary>
/// 百度识别接口
/// </summary>
/// <param name="base64String"></param>
/// <returns></returns>
public static string GetOcrResult(string base64String, OCRConfig oCRConfig)
{
Baidu.Aip.Ocr.Ocr client = new Baidu.Aip.Ocr.Ocr(oCRConfig.API_KEY, oCRConfig.SECRET_KEY);
client.Timeout = 1000; //修改超时时间
byte[] imageBytes = Convert.FromBase64String(base64String);
// 如果有可选参数
var options = new Dictionary <string, object> {
{ "language_type", "CHN_ENG" },
{ "detect_direction", "true" },
{ "detect_language", "true" },
{ "probability", "true" }
};
// 带参数调用通用文字识别, 图片参数为本地图片
var result = client.GeneralBasic(imageBytes, options);
Console.WriteLine(result);
var s = result["words_result"][0]["words"];
return(s.ToString());
}
