/// <summary>
/// 生成VLC媒体播放地址
/// </summary>
/// <param name="conditions"></param>
/// <param name="password"></param>
/// <param name="iv"></param>
/// <returns></returns>
public static string GetMediaUrl(Dictionary <string, string> conditions, string password, string iv)
{
conditions = (from item in conditions orderby item.Key select item).ToDictionary(p => p.Key, v => v.Value);
string paras = string.Empty;
foreach (string key in conditions.Keys)
{
paras += "&" + key + "=" + conditions[key];
}
if (!string.IsNullOrEmpty(paras))
{
paras = paras.Substring(1);
}
string md5Sign = MD5Helper.MD5Encrypt(paras).ToUpper();
conditions.Add("sign", md5Sign);
string json = JsonUnityConvert.SerializeObject(conditions);
return(AESHelper.CBCEncrypt(json, password, iv).Replace("+", "-").Replace("/", "_"));
}