public static OcrEngine Create(OcrEngineType type, string language)
{
OcrEngine ocrEngine = null;
Type ocrEngineType = GetType(type);
if (ocrEngineType != null)
{
ocrEngine = (OcrEngine)Activator.CreateInstance(ocrEngineType);
ocrEngine.Language = language;
}
return(ocrEngine);
}
private static void UpdateRemoteEngines(string ip)
{
if (string.IsNullOrWhiteSpace(ip))
{
return;
}
try
{
using (WebClient webClient = new WebClient())
{
string url = "http://" + ip + ":" + port + "/" + GetEnginesCommand;
webClient.Proxy = null;
webClient.Encoding = Encoding.UTF8;
string response = webClient.DownloadString(url);
string[] splitted = response.Split(new char[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
foreach (string value in splitted)
{
try
{
string[] splitted2 = value.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
string typeStr = splitted2[0];
List <string> languages = new List <string>();
for (int i = 1; i < splitted2.Length; i++)
{
languages.Add(splitted2[i]);
}
OcrEngineType type = (OcrEngineType)Enum.Parse(typeof(OcrEngineType), typeStr);
if (!OcrEngine.Create(type).IsInstalled)
{
if (!RemoteTypes.ContainsKey(ip))
{
RemoteTypes[ip] = new Dictionary <OcrEngineType, List <string> >();
}
RemoteTypes[ip][type] = languages.ToList();
RemoteOcr.SetRemote(type);
}
}
catch
{
}
}
}
}
catch
{
}
}
private static void RunGoogleOcrTests()
{
while (true)
{
OcrEngine abbyy = OcrEngine.Create(OcrEngineType.Google);//OcrEngineType.ABBYY);
MessageBox.Show("Installed: " + abbyy.IsInstalled);
Stopwatch sw1 = new Stopwatch();
sw1.Start();
if (abbyy.IsInstalled)
{
OcrResult result = abbyy.LoadFile("image1.png", "ko");
if (result != null)
{
sw1.Stop();
if (!string.IsNullOrEmpty(result.Text))
{
Clipboard.SetText(result.Text);
}
MessageBox.Show(result.ResultType + Environment.NewLine + result.Text + " " + sw1.Elapsed);
}
}
}
}
private static void RunNicomsoftOcrTests()
{
while (true)
{
OcrEngine engine = OcrEngine.Create(OcrEngineType.Nicomsoft);
MessageBox.Show("Installed: " + engine.IsInstalled);
Stopwatch sw1 = new Stopwatch();
sw1.Start();
if (engine.IsInstalled)
{
OcrResult result = engine.LoadFile("image1.png", "ko");
if (result != null)
{
sw1.Stop();
if (!string.IsNullOrEmpty(result.Text))
{
Clipboard.SetText(result.Text);
}
MessageBox.Show(result.ResultType + Environment.NewLine + result.Text + " " + result.Error + " " + sw1.Elapsed);
}
}
}
}
private void Process(HttpListenerContext context)
{
try
{
string url = context.Request.Url.OriginalString;
string response = string.Empty;
if (url.Contains("favicon.ico"))
{
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
context.Response.OutputStream.Close();
return;
}
if (url.Contains(GetEnginesCommand))
{
if (Program.Engines != null)
{
Dictionary <OcrEngineType, OcrEngine> engines = new Dictionary <OcrEngineType, OcrEngine>(Program.Engines);
foreach (OcrEngine engine in engines.Values)
{
if (engine.IsInstalled)
{
string languages = string.Empty;
foreach (string language in engine.SupportedLanguages.Keys)
{
languages += language + ",";
}
languages = languages.TrimEnd(',');
response += engine.Name + "," + languages + "|";
}
}
response = response.TrimEnd('|', ',');
}
}
else if (url.Contains(RunOcrCommand))
{
Dictionary <string, string> postData = GetPostData(context);
OcrEngineType type = (OcrEngineType)Enum.Parse(typeof(OcrEngineType), postData["type"]);
string language = postData["language"];
byte[] data = Convert.FromBase64String(postData["data"]);
OcrImage image = OcrImage.FromBinary(data);
OcrResult result = null;
try
{
result = OcrEngine.Create(type).Load(image, language);
}
catch (Exception e)
{
result = OcrResult.Create(OcrResultType.Exception, e.ToString());
}
try
{
response = HttpUtility.UrlEncode(Convert.ToBase64String(result.ToBinary()));
}
catch
{
}
}
byte[] resposeBuffer = Encoding.UTF8.GetBytes(response.ToString());
context.Response.ContentType = "text/html";
context.Response.ContentEncoding = Encoding.UTF8;
context.Response.ContentLength64 = resposeBuffer.Length;
context.Response.AddHeader("Date", DateTime.Now.ToString("r"));
context.Response.AddHeader("Last-Modified", DateTime.Now.ToString("r"));
context.Response.OutputStream.Write(resposeBuffer, 0, resposeBuffer.Length);
context.Response.OutputStream.Flush();
context.Response.StatusCode = (int)HttpStatusCode.OK;
}
catch
{
}
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
context.Response.OutputStream.Close();
}
public static bool IsRemote(OcrEngineType type)
{
return(IsRemote(OcrEngine.GetType(type)));
}
public static void SetRemote(OcrEngineType type)
{
remoteTypes[OcrEngine.GetType(type)] = type;
}
public static void LoadFileAsync(OcrEngineType type, string file, string language, Action <OcrResult> callback)
{
OcrEngine ocrEngine = Create(type);
ocrEngine.LoadFile(file, language);
}
public static OcrResult LoadFile(OcrEngineType type, string file, string language)
{
OcrEngine ocrEngine = Create(type);
return(ocrEngine.LoadFile(file, language));
}
