public static void convertImage2Text_OneOrAllPage(string requestId, COMMANDS cmd, string input, Dictionary <string, object> data)
{
var redis = new RedisBase(new RedisSetting(REDIS_TYPE.ONLY_WRITE, __CONFIG.REDIS_PORT_READ));
long docId = 0;
int page = -1;
string[] a = input.Split('.');
long.TryParse(a[0], out docId);
if (a.Length > 1)
{
int.TryParse(a[1], out page);
}
var ocr_lang = data.Get <string>("ocr_lang", "vie");
var ocr_mode = data.Get <EngineMode>("ocr_mode", EngineMode.Default);
var ocr_level = data.Get <PageIteratorLevel>("ocr_level", PageIteratorLevel.Word);
try
{
if (redis.HEXISTS(docId.ToString(), page.ToString()))
{
var bitmap = redis.HGET_BITMAP(docId, page);
if (bitmap != null)
{
var dic = new Dictionary <string, object>()
{
{ "id", docId },
{ "page", page },
};
using (var engine = new TesseractEngine("tessdata", ocr_lang, ocr_mode))
using (var pix = new BitmapToPixConverter().Convert(bitmap))
{
using (var tes = engine.Process(pix))
{
switch (cmd)
{
case COMMANDS.OCR_TEXT_PAGE:
string s = tes.GetText().Trim();
dic.Add("ocr_text", s);
break;
case COMMANDS.OCR_BOX_PAGE:
var boxes = tes.GetSegmentedRegions(ocr_level).Select(x =>
string.Format("{0}_{1}_{2}_{3}", x.X, x.Y, x.Width, x.Height)).ToArray();
dic.Add("box_format", "x_y_width_height");
dic.Add("box_text", string.Join("|", boxes.Select(x => x.ToString()).ToArray()));
dic.Add("box_count", boxes.Length);
break;
}
}
}
App.Reply(cmd, requestId, input, dic);
}
}
}
catch (Exception exInfo)
{
//string errInfo = cmd.ToString() + " -> " + file + Environment.NewLine + exInfo.Message + Environment.NewLine + exInfo.StackTrace;
//redis.HSET("_ERROR:PDF:" + cmd.ToString(), docId.ToString(), errInfo);
}
}
public static void SplitAllJpeg(string requestId, COMMANDS cmd, string input, Dictionary <string, object> data)
{
string file = input;
if (File.Exists(file))
{
var redis = new RedisBase(new RedisSetting(REDIS_TYPE.ONLY_WRITE, __CONFIG.REDIS_PORT_WRITE));
long docId = 0;
try
{
using (var doc = PdfDocument.Load(file))
{
int pageTotal = doc.PageCount;
DOC_TYPE docType = DOC_TYPE.JPG_OGRINAL;
if (data.ContainsKey("png"))
{
docType = DOC_TYPE.PNG_OGRINAL;
}
docId = StaticDocument.BuildId(docType, pageTotal, new FileInfo(file).Length);
if (redis.HEXISTS(docId.ToString(), "0"))
{
App.Reply(cmd, requestId, input, new Dictionary <string, object>()
{
{ "id", docId },
{ "type", docType.ToString() },
{ "size", 0 },
{ "page", 0 },
{ "page_total", pageTotal },
});
return;
}
var sizes = new Dictionary <string, string>();
for (int i = 0; i < pageTotal; i++)
{
byte[] buf = null;
int len = 0;
bool ok = false;
string err = "";
try
{
buf = _pageAsBitmapBytes(doc, i, docType);
len = buf.Length;
ok = redis.HSET(docId, i, buf);
}
catch (Exception ex)
{
err = ex.Message + Environment.NewLine + ex.StackTrace;
}
App.Reply(cmd, requestId, input, new Dictionary <string, object>()
{
{ "id", docId },
{ "type", docType.ToString() },
{ "size", len },
{ "page", i },
{ "page_total", pageTotal },
});
sizes.Add(string.Format("{0}:{1}", docId, i), len.ToString());
//Thread.Sleep(100);
}
redis.HMSET("_IMG_SIZE", sizes);
App.Reply(cmd, requestId, input, new Dictionary <string, object>()
{
{ "id", docId },
{ "type", docType.ToString() },
{ "size", 0 },
{ "page", pageTotal },
{ "page_total", pageTotal },
});
}
}
catch (Exception exInfo)
{
string errInfo = cmd.ToString() + " -> " + file + Environment.NewLine + exInfo.Message + Environment.NewLine + exInfo.StackTrace;
redis.HSET("_ERROR:PDF:" + cmd.ToString(), docId.ToString(), errInfo);
}
}
}
