MuseScore/omr/ocr.h
2013-05-13 19:43:59 +02:00

64 lines
1.7 KiB
C++

//=============================================================================
// MusE Reader
// Music Score Reader
// $Id$
//
// Copyright (C) 2010 Werner Schweer
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//=============================================================================
#ifndef __OCR_H__
#define __OCR_H__
namespace tesseract {
class TessBaseAPI;
};
namespace Ms {
//---------------------------------------------------------
// OcrImage
//---------------------------------------------------------
struct OcrImage {
uint* image;
QRect r;
int stride; // uint* stride
OcrImage() {}
OcrImage(const uchar* p, const QRect& _r, int _s) : image((uint*)p), r(_r), stride(_s) {}
OcrImage crop() const;
bool dot(int x, int y) const {
return (*(image + (y * stride) + (x / 32))) & (0x1 << (x % 32));
}
};
//---------------------------------------------------------
// Ocr
//---------------------------------------------------------
class Ocr {
tesseract::TessBaseAPI* tess;
public:
Ocr();
void init();
QString readLine(const OcrImage&);
};
}
#endif