public static ParaData commonOcr(string base64)
{
var dict = new Dictionary <string, string>();
dict.Add("image", base64);
dict.Add("app_id", APP_ID.ToString());
dict.Add("key", APP_KEY);
return(OcrServer.Gen(dict));
}
/// <summary>
/// 通用OCR
/// </summary>
/// <param name="imageUrl"></param>
/// <returns></returns>
async public static Task <Object> commonOCR(string image)
{
using (HttpClient client = new HttpClient())
{
try
{
long timeStamp = (long)(DateTime.UtcNow).Subtract(new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc)).TotalSeconds; // 相差毫秒数
var dicationary = new Dictionary <string, string>();
dicationary.Add("app_id", APP_ID.ToString());
dicationary.Add("image", image);
dicationary.Add("time_stamp", timeStamp.ToString());
dicationary.Add("nonce_str", timeStamp.ToString());
dicationary.Add("sign", "");
var sign = getSign(dicationary);
dicationary["sign"] = sign;
var keys = dicationary.Keys.ToList();
keys.Sort();
Console.WriteLine("kes:length" + keys.Count.ToString());
var str = "";
foreach (var key in keys)
{
str += key + "=" + dicationary[key].ToString() + "&";
Console.WriteLine(key + "=" + dicationary[key]);
}
var req = new HttpRequestMessage(HttpMethod.Post, API_COMMON_OCR_URL)
{
Content = new FormUrlEncodedContent(dicationary)
};
//req.Headers.Add("Content-Type", "application/x-www-form-urlencoded");
//var res = await client.SendAsync(req);
//var model = new CommonOCRRequestContent { app_id = APP_ID, image = image, sign = sign, nonce_str = timeStamp.ToString(), time_stamp = timeStamp, };
//var stringContent = new StringContent(JsonConvert.SerializeObject(model), Encoding.UTF8, " 'Content-Type: application/x-www-form-urlencoded'");
var response = await client.SendAsync(req);
var body = await response.Content.ReadAsStringAsync();
return(body);
}
catch (HttpRequestException e)
{
Console.WriteLine(e);
return("error");
}
}
}
