public async Task Scan(int split, PageNumber guess)
{
var _open = false;
if (bitmap == null)
{
await Open();
_open = true;
}
var list = new List <PageNumber>();
int height = bitmap.PixelHeight / split;
int top = 0;
if ((guess.Pos & Position.Bottom) != 0)
{
top = bitmap.PixelHeight - height;
}
var side = (guess.Pos & (Position.Top | Position.Bottom));
var min = 999999;
var ocr = new OCR();
using (var newbmp = Bitmap.Crop(bitmap, 0, top, bitmap.PixelWidth, height))
{
var r = await ocr.Run(newbmp);
min = ocrResultCheck(r, min, side, guess);
if (min != 0 && min != 999999)
{
using (var b = Bitmap.Binarize(newbmp))
{
r = await ocr.Run(b);
min = ocrResultCheck(r, min, side, guess);
}
}
}
if (_open)
{
Close();
}
switch (min)
{
case 0:
Score = 0;
break;
case 999999:
Score = 1;
break;
default:
Score = 2;
break;
}
return;
}
static void scanFolder(Options op)
{
#if DEBUG
var sw = new System.Diagnostics.Stopwatch();
sw.Start();
#endif
if (!OCR.Lang("en-US"))
{
Console.WriteLine("OCRにen-USを指定できません。\nWin10設定からen-USをインストールしてください。");
Environment.Exit(1);
}
if (op.guess < 1)
{
op.guess = 10;
}
if (System.IO.Directory.Exists(op.Input))
{
var pages = new Pages(op.Input);
pages.Split = op.split;
var guess = pages.Guess(op.guess, op.thread);
while (guess.Pos == Position.None && --op.split > 3)
{
pages.Split = op.split;
guess = pages.Guess(op.guess, op.thread);
}
if (guess.Pos == Position.None)
{
Console.WriteLine("ページ番号を検出できませんでした。");
Environment.Exit(1);
}
Console.Write("1枚目画像はページ番号「{0}」で", guess.No);
if ((guess.Pos & Position.Top) == Position.Top)
{
Console.Write("上部・");
}
if ((guess.Pos & Position.Bottom) == Position.Bottom)
{
Console.Write("下部・");
}
if ((guess.Pos & Position.Left) == Position.Left)
{
Console.Write("左側");
}
if ((guess.Pos & Position.Right) == Position.Right)
{
Console.Write("右側");
}
if ((guess.Pos & Position.Center) == Position.Center)
{
Console.Write("中央");
}
Console.WriteLine("に印字されていると想定。");
pages.Check(guess, op.thread);
}
else
{
Console.WriteLine("フォルダを指定してください");
Environment.Exit(1);
}
#if DEBUG
sw.Stop();
Console.WriteLine("{0}ミリ秒", sw.ElapsedMilliseconds);
Console.WriteLine("何かキーを押してください");
Console.ReadKey();
#endif
}
public async Task <List <PageNumber> > Guess(int split)
{
var _open = false;
if (bitmap == null)
{
await Open();
if (bitmap == null)
{
Console.WriteLine("画像を開けませんでした。");
Environment.Exit(1);
}
_open = true;
}
var list = new List <PageNumber>();
int height = bitmap.PixelHeight / split;
using (var newbmp = Bitmap.Crop(bitmap, 0, 0, bitmap.PixelWidth, height))
{
//await Bitmap.Save(newbmp,"test.png");
var ocr = new OCR();
var r = await ocr.Run(newbmp);
int no = 0;
int left = bitmap.PixelWidth / 3;
int right = left * 2;
foreach (var line in r.Lines)
{
foreach (var word in line.Words)
{
if (int.TryParse(word.Text, out no))
{
Position pos = Position.Top;
if (word.BoundingRect.Left < left)
{
pos |= Position.Left;
}
else if (word.BoundingRect.Left > right)
{
pos |= Position.Right;
}
else
{
pos |= Position.Center;
}
list.Add(new PageNumber(no, pos));
}
}
}
}
using (var newbmp = Bitmap.Crop(bitmap, 0, bitmap.PixelHeight - height, bitmap.PixelWidth, height))
{
if (newbmp == null)
{
Console.WriteLine("null");
}
else
{
var ocr = new OCR();
var r = await ocr.Run(newbmp);
int no = 0;
int left = bitmap.PixelWidth / 3;
int right = left * 2;
foreach (var line in r.Lines)
{
foreach (var word in line.Words)
{
if (int.TryParse(word.Text, out no))
{
Position pos = Position.Bottom;
if (word.BoundingRect.Left < left)
{
pos |= Position.Left;
}
else if (word.BoundingRect.Left > right)
{
pos |= Position.Right;
}
else
{
pos |= Position.Center;
}
list.Add(new PageNumber(no, pos));
}
}
}
}
}
if (_open)
{
Close();
}
return(list);
}
int ocrResultCheck(OcrResult r, int min, Position side, PageNumber guess)
{
int no = 0;
int left = bitmap.PixelWidth / 3;
int right = left * 2;
foreach (var line in r.Lines)
{
foreach (var word in line.Words)
{
if (int.TryParse(word.Text, out no))
{
Position pos = side;
if (word.BoundingRect.X < left)
{
pos |= Position.Left;
}
else if (word.BoundingRect.X > right)
{
pos |= Position.Right;
}
else
{
pos |= Position.Center;
}
var i = Math.Abs(guess.No - no);
if (min > i)
{
min = i;
PageNo.No = no;
PageNo.Pos = pos;
if (min == 0)
{
break;
}
}
}
}
if (min == 0)
{
break;
}
}
var yoko = OCR.GetYoko(r);
foreach (var line in yoko)
{
if (int.TryParse(line.Text, out no))
{
Position pos = side;
if (line.Rect.X < left)
{
pos |= Position.Left;
}
else if (line.Rect.X > right)
{
pos |= Position.Right;
}
else
{
pos |= Position.Center;
}
var i = Math.Abs(guess.No - no);
if (min > i)
{
min = i;
PageNo.No = no;
PageNo.Pos = pos;
if (min == 0)
{
break;
}
}
}
}
return(min);
}
