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stweilstweil
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Support image width and height larger than 32767
Builds now can define LARGE_IMAGES to use 32 bit for image dimensions instead of 16 bit. Signed-off-by: Stefan Weil <[email protected]>
1 parent 60fd2b4 commit 7616839

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19 files changed

+163
-154
lines changed

19 files changed

+163
-154
lines changed

‎src/ccstruct/blobs.h‎

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -28,7 +28,7 @@
2828

2929
#include <tesseract/publictypes.h> // for OcrEngineMode
3030

31-
#include <cstdint> // for int16_t
31+
#include "tesstypes.h" // for TDimension
3232

3333
struct Pix;
3434

@@ -46,8 +46,8 @@ class WERD;
4646
----------------------------------------------------------------------*/
4747

4848
struct TPOINT {
49-
TPOINT() : x(0), y(0) {}
50-
TPOINT(int16_t vx, int16_t vy) : x(vx), y(vy) {}
49+
TPOINT() = default;
50+
TPOINT(TDimension vx, TDimension vy) : x(vx), y(vy) {}
5151
TPOINT(const ICOORD &ic) : x(ic.x()), y(ic.y()) {}
5252

5353
void operator+=(const TPOINT &other) {
@@ -86,8 +86,8 @@ struct TPOINT {
8686
return x * x + y * y;
8787
}
8888

89-
int16_t x; // absolute x coord.
90-
int16_t y; // absolute y coord.
89+
TDimension x = 0; // absolute x coord.
90+
TDimension y = 0; // absolute y coord.
9191
};
9292

9393
using VECTOR = TPOINT; // structure for coordinates.

‎src/ccstruct/mod128.cpp‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -20,7 +20,7 @@
2020

2121
namespace tesseract {
2222

23-
static const int16_t idirtab[] = {
23+
static const TDimension idirtab[] = {
2424
1000, 0, 998, 49, 995, 98, 989, 146, 980, 195, 970, 242, 956, 290, 941,
2525
336, 923, 382, 903, 427, 881, 471, 857, 514, 831, 555, 803, 595, 773, 634,
2626
740, 671, 707, 707, 671, 740, 634, 773, 595, 803, 555, 831, 514, 857, 471,

‎src/ccstruct/ocrblock.cpp‎

Lines changed: 8 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -31,13 +31,14 @@ namespace tesseract {
3131
*
3232
* Constructor for a simple rectangular block.
3333
*/
34-
BLOCK::BLOCK(const char *name, ///< filename
35-
bool prop, ///< proportional
36-
int16_t kern, ///< kerning
37-
int16_t space, ///< spacing
38-
int16_t xmin, ///< bottom left
39-
int16_t ymin, int16_t xmax, ///< top right
40-
int16_t ymax)
34+
BLOCK::BLOCK(const char *name, ///< filename
35+
bool prop, ///< proportional
36+
int16_t kern, ///< kerning
37+
int16_t space, ///< spacing
38+
TDimension xmin, ///< bottom left
39+
TDimension ymin,
40+
TDimension xmax, ///< top right
41+
TDimension ymax)
4142
: pdblk(xmin, ymin, xmax, ymax)
4243
, filename(name)
4344
, re_rotation_(1.0f, 0.0f)

‎src/ccstruct/ocrblock.h‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -39,10 +39,10 @@ class TESS_API BLOCK : public ELIST_LINK
3939
bool prop, ///< proportional
4040
int16_t kern, ///< kerning
4141
int16_t space, ///< spacing
42-
int16_t xmin, ///< bottom left
43-
int16_t ymin,
44-
int16_t xmax, ///< top right
45-
int16_t ymax);
42+
TDimension xmin, ///< bottom left
43+
TDimension ymin,
44+
TDimension xmax, ///< top right
45+
TDimension ymax);
4646

4747
~BLOCK() = default;
4848

‎src/ccstruct/pdblock.cpp‎

Lines changed: 7 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -42,9 +42,10 @@ constexpr ERRCODE LOSTBLOCKLINE("Can't find rectangle for line");
4242
* Constructor for a simple rectangular block.
4343
**********************************************************************/
4444
PDBLK::PDBLK( // rectangular block
45-
int16_t xmin, // bottom left
46-
int16_t ymin, int16_t xmax, // top right
47-
int16_t ymax)
45+
TDimension xmin, // bottom left
46+
TDimension ymin,
47+
TDimension xmax, // top right
48+
TDimension ymax)
4849
: box(ICOORD(xmin, ymin), ICOORD(xmax, ymax)) {
4950
// boundaries
5051
ICOORDELT_IT left_it = &leftside;
@@ -349,9 +350,9 @@ void BLOCK_RECT_IT::forward() { // next rectangle
349350
* Get the the start and width of a line in the block.
350351
**********************************************************************/
351352

352-
int16_t BLOCK_LINE_IT::get_line( // get a line
353-
int16_t y, // line to get
354-
int16_t &xext // output extent
353+
TDimension BLOCK_LINE_IT::get_line( // get a line
354+
TDimension y, // line to get
355+
TDimension &xext // output extent
355356
) {
356357
ICOORD bleft; // bounding box
357358
ICOORD tright; // of block & rect

‎src/ccstruct/pdblock.h‎

Lines changed: 7 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -41,10 +41,10 @@ class PDBLK {
4141
index_ = 0;
4242
}
4343
/// simple constructor
44-
PDBLK(int16_t xmin, ///< bottom left
45-
int16_t ymin,
46-
int16_t xmax, ///< top right
47-
int16_t ymax);
44+
PDBLK(TDimension xmin, ///< bottom left
45+
TDimension ymin,
46+
TDimension xmax, ///< top right
47+
TDimension ymax);
4848

4949
/// set vertex lists
5050
///@param left list of left vertices
@@ -145,8 +145,8 @@ class BLOCK_RECT_IT // rectangle iterator
145145
}
146146

147147
private:
148-
int16_t ymin = 0; ///< bottom of rectangle
149-
int16_t ymax = 0; ///< top of rectangle
148+
TDimension ymin = 0; ///< bottom of rectangle
149+
TDimension ymax = 0; ///< top of rectangle
150150
PDBLK *block = nullptr; ///< block to iterate
151151
ICOORDELT_IT left_it; ///< boundary iterators
152152
ICOORDELT_IT right_it;
@@ -172,7 +172,7 @@ class BLOCK_LINE_IT {
172172
/// get a line
173173
///@param y line to get
174174
///@param xext output extent
175-
int16_t get_line(int16_t y, int16_t &xext);
175+
TDimension get_line(TDimension y, TDimension &xext);
176176

177177
private:
178178
PDBLK *block; ///< block to iterate

‎src/ccstruct/points.cpp‎

Lines changed: 22 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -40,12 +40,32 @@ bool FCOORD::normalise() { // Convert to unit vec
4040
return true;
4141
}
4242

43+
// Deserialize an ICOORD.
44+
// For compatibility reasons it uses unsigned 16 bit coordinates
45+
// instead of 32 bit coordinates.
4346
bool ICOORD::DeSerialize(TFile *f) {
44-
return f->DeSerialize(&xcoord) && f->DeSerialize(&ycoord);
47+
bool success = false;
48+
uint16_t coord;
49+
if (f->DeSerialize(&coord)) {
50+
xcoord = coord;
51+
if (f->DeSerialize(&coord)) {
52+
ycoord = coord;
53+
success = true;
54+
}
55+
}
56+
return success;
4557
}
4658

59+
// Serialize an ICOORD.
60+
// For compatibility reasons it uses unsigned 16 bit coordinates
61+
// instead of 32 bit coordinates.
4762
bool ICOORD::Serialize(TFile *f) const {
48-
return f->Serialize(&xcoord) && f->Serialize(&ycoord);
63+
uint16_t coord;
64+
coord = xcoord;
65+
auto success = f->Serialize(&coord);
66+
coord = ycoord;
67+
success = success && f->Serialize(&coord);
68+
return success;
4969
}
5070

5171
// Set from the given x,y, shrinking the vector to fit if needed.

‎src/ccstruct/points.h‎

Lines changed: 21 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -21,6 +21,7 @@
2121

2222
#include "elst.h"
2323
#include "errcode.h" // for ASSERT_HOST
24+
#include "tesstypes.h" // for TDimension
2425

2526
#include <tesseract/export.h> // for DLLSYM
2627

@@ -43,7 +44,7 @@ class ICOORD {
4344
/// constructor
4445
///@param xin x value
4546
///@param yin y value
46-
ICOORD(int16_t xin, int16_t yin) {
47+
ICOORD(TDimension xin, TDimension yin) {
4748
xcoord = xin;
4849
ycoord = yin;
4950
}
@@ -54,20 +55,20 @@ class ICOORD {
5455
bool Serialize(TFile *f) const;
5556

5657
/// access function
57-
int16_t x() const {
58+
TDimension x() const {
5859
return xcoord;
5960
}
6061
/// access_function
61-
int16_t y() const {
62+
TDimension y() const {
6263
return ycoord;
6364
}
6465

6566
/// rewrite function
66-
void set_x(int16_t xin) {
67+
void set_x(TDimension xin) {
6768
xcoord = xin; // write new value
6869
}
6970
/// rewrite function
70-
void set_y(int16_t yin) { // value to set
71+
void set_y(TDimension yin) { // value to set
7172
ycoord = yin;
7273
}
7374

@@ -128,15 +129,15 @@ class ICOORD {
128129
/// cross product
129130
friend int32_t operator*(const ICOORD &, const ICOORD &);
130131
/// multiply
131-
friend ICOORD operator*(const ICOORD &, int16_t);
132+
friend ICOORD operator*(const ICOORD &, TDimension);
132133
/// multiply
133-
friend ICOORD operator*(int16_t, const ICOORD &);
134+
friend ICOORD operator*(TDimension, const ICOORD &);
134135
/// multiply
135-
friend ICOORD &operator*=(ICOORD &, int16_t);
136+
friend ICOORD &operator*=(ICOORD &, TDimension);
136137
/// divide
137-
friend ICOORD operator/(const ICOORD &, int16_t);
138+
friend ICOORD operator/(const ICOORD &, TDimension);
138139
/// divide
139-
friend ICOORD &operator/=(ICOORD &, int16_t);
140+
friend ICOORD &operator/=(ICOORD &, TDimension);
140141
/// rotate
141142
///@param vec by vector
142143
void rotate(const FCOORD &vec);
@@ -155,8 +156,8 @@ class ICOORD {
155156
bool DeSerialize(bool swap, FILE *fp);
156157

157158
protected:
158-
int16_t xcoord; ///< x value
159-
int16_t ycoord; ///< y value
159+
TDimension xcoord; ///< x value
160+
TDimension ycoord; ///< y value
160161
};
161162

162163
class ICOORDELT : public ELIST_LINK,
@@ -171,7 +172,7 @@ class ICOORDELT : public ELIST_LINK,
171172
/// constructor
172173
///@param xin x value
173174
///@param yin y value
174-
ICOORDELT(int16_t xin, int16_t yin) {
175+
ICOORDELT(TDimension xin, TDimension yin) {
175176
xcoord = xin;
176177
ycoord = yin;
177178
}
@@ -438,7 +439,7 @@ inline int32_t operator*( // cross product
438439

439440
inline ICOORD operator*( // scalar multiply
440441
const ICOORD &op1, // operands
441-
int16_t scale) {
442+
TDimension scale) {
442443
ICOORD result; // output
443444

444445
result.xcoord = op1.xcoord * scale;
@@ -447,7 +448,7 @@ inline ICOORD operator*( // scalar multiply
447448
}
448449

449450
inline ICOORD operator*( // scalar multiply
450-
int16_t scale,
451+
TDimension scale,
451452
const ICOORD &op1 // operands
452453
) {
453454
ICOORD result; // output
@@ -465,7 +466,7 @@ inline ICOORD operator*( // scalar multiply
465466

466467
inline ICOORD &operator*=( // scalar multiply
467468
ICOORD &op1, // operands
468-
int16_t scale) {
469+
TDimension scale) {
469470
op1.xcoord *= scale;
470471
op1.ycoord *= scale;
471472
return op1;
@@ -479,7 +480,7 @@ inline ICOORD &operator*=( // scalar multiply
479480

480481
inline ICOORD operator/( // scalar divide
481482
const ICOORD &op1, // operands
482-
int16_t scale) {
483+
TDimension scale) {
483484
ICOORD result; // output
484485

485486
result.xcoord = op1.xcoord / scale;
@@ -495,7 +496,7 @@ inline ICOORD operator/( // scalar divide
495496

496497
inline ICOORD &operator/=( // scalar divide
497498
ICOORD &op1, // operands
498-
int16_t scale) {
499+
TDimension scale) {
499500
op1.xcoord /= scale;
500501
op1.ycoord /= scale;
501502
return op1;
@@ -509,8 +510,8 @@ inline ICOORD &operator/=( // scalar divide
509510

510511
inline void ICOORD::rotate( // rotate by vector
511512
const FCOORD &vec) {
512-
auto tmp = static_cast<int16_t>(std::floor(xcoord * vec.x() - ycoord * vec.y() + 0.5f));
513-
ycoord = static_cast<int16_t>(std::floor(ycoord * vec.x() + xcoord * vec.y() + 0.5f));
513+
auto tmp = static_cast<TDimension>(std::floor(xcoord * vec.x() - ycoord * vec.y() + 0.5f));
514+
ycoord = static_cast<TDimension>(std::floor(ycoord * vec.x() + xcoord * vec.y() + 0.5f));
514515
xcoord = tmp;
515516
}
516517

‎src/ccstruct/polyblk.cpp‎

Lines changed: 7 additions & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -198,8 +198,8 @@ void POLY_BLOCK::rotate(FCOORD rotation) {
198198
pos.set_x(pt->x());
199199
pos.set_y(pt->y());
200200
pos.rotate(rotation);
201-
pt->set_x(static_cast<int16_t>(floor(pos.x() + 0.5)));
202-
pt->set_y(static_cast<int16_t>(floor(pos.y() + 0.5)));
201+
pt->set_x(static_cast<TDimension>(floor(pos.x() + 0.5)));
202+
pt->set_y(static_cast<TDimension>(floor(pos.y() + 0.5)));
203203
pts.forward();
204204
} while (!pts.at_first());
205205
compute_bb();
@@ -270,30 +270,25 @@ void POLY_BLOCK::plot(ScrollView *window, int32_t num) {
270270
}
271271

272272
void POLY_BLOCK::fill(ScrollView *window, ScrollView::Color colour) {
273-
int16_t y;
274-
int16_t width;
275-
PB_LINE_IT *lines;
276273
ICOORDELT_IT s_it;
277274

278-
lines = new PB_LINE_IT(this);
275+
std::unique_ptr<PB_LINE_IT> lines(new PB_LINE_IT(this));
279276
window->Pen(colour);
280277

281-
for (y = this->bounding_box()->bottom(); y <= this->bounding_box()->top(); y++) {
278+
for (auto y = this->bounding_box()->bottom(); y <= this->bounding_box()->top(); y++) {
282279
const std::unique_ptr</*non-const*/ ICOORDELT_LIST> segments(lines->get_line(y));
283280
if (!segments->empty()) {
284281
s_it.set_to_list(segments.get());
285282
for (s_it.mark_cycle_pt(); !s_it.cycled_list(); s_it.forward()) {
286283
// Note different use of ICOORDELT, x coord is x coord of pixel
287284
// at the start of line segment, y coord is length of line segment
288285
// Last pixel is start pixel + length.
289-
width = s_it.data()->y();
286+
auto width = s_it.data()->y();
290287
window->SetCursor(s_it.data()->x(), y);
291288
window->DrawTo(s_it.data()->x() + static_cast<float>(width), y);
292289
}
293290
}
294291
}
295-
296-
delete lines;
297292
}
298293
#endif
299294

@@ -339,7 +334,7 @@ bool POLY_BLOCK::overlap(POLY_BLOCK *other) {
339334
return false;
340335
}
341336

342-
ICOORDELT_LIST *PB_LINE_IT::get_line(int16_t y) {
337+
ICOORDELT_LIST *PB_LINE_IT::get_line(TDimension y) {
343338
ICOORDELT_IT v, r;
344339
ICOORDELT_LIST *result;
345340
ICOORDELT *x, *current, *previous;
@@ -356,7 +351,7 @@ ICOORDELT_LIST *PB_LINE_IT::get_line(int16_t y) {
356351
float fx =
357352
0.5f + previous->x() +
358353
(current->x() - previous->x()) * (fy - previous->y()) / (current->y() - previous->y());
359-
x = new ICOORDELT(static_cast<int16_t>(fx), 0);
354+
x = new ICOORDELT(static_cast<TDimension>(fx), 0);
360355
r.add_to_end(x);
361356
}
362357
}

‎src/ccstruct/polyblk.h‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -106,7 +106,7 @@ class PB_LINE_IT {
106106
// Each element of the returned list is the start (x) and extent(y) of
107107
// a run inside the region.
108108
// Delete the returned list after use.
109-
ICOORDELT_LIST *get_line(int16_t y);
109+
ICOORDELT_LIST *get_line(TDimension y);
110110

111111
private:
112112
POLY_BLOCK *block;

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