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Fixed issue 1108

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git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@1072 d0cd1f9f-072b-0410-8dd7-cf729c803f20
This commit is contained in:
theraysmith@gmail.com 2014-04-24 00:30:33 +00:00
parent 9fad0316f4
commit 0dd47a2fd5
1 changed files with 22 additions and 15 deletions
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37
cube/cube_line_segmenter.cpp
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@ -106,6 +106,21 @@ Pixa *CubeLineSegmenter::VerticalClosing(Pix *pix,
return pixac;
}
// Helper cleans up after CrackLine.
static void CleanupCrackLine(int line_cnt, Pixa **lines_pixa,
Boxa **line_con_comps,
Pixa **line_con_comps_pix) {
for (int line = 0; line < line_cnt; line++) {
if (lines_pixa[line] != NULL) {
pixaDestroy(&lines_pixa[line]);
}
}
delete []lines_pixa;
boxaDestroy(line_con_comps);
pixaDestroy(line_con_comps_pix);
}
// do a desperate attempt at cracking lines
Pixa *CubeLineSegmenter::CrackLine(Pix *cracked_line_pix,
Box *cracked_line_box, int line_cnt) {
@ -139,9 +154,8 @@ Pixa *CubeLineSegmenter::CrackLine(Pix *cracked_line_pix,
if (lines_pixa[line_idx] == NULL) {
lines_pixa[line_idx] = pixaCreate(line_con_comps->n);
if (lines_pixa[line_idx] == NULL) {
delete []lines_pixa;
boxaDestroy(&line_con_comps);
pixaDestroy(&line_con_comps_pix);
CleanupCrackLine(line_cnt, lines_pixa, &line_con_comps,
&line_con_comps_pix);
return NULL;
}
}
@ -149,9 +163,9 @@ Pixa *CubeLineSegmenter::CrackLine(Pix *cracked_line_pix,
// add the concomp to the line
if (pixaAddPix(lines_pixa[line_idx], con_pix, L_CLONE) != 0 ||
pixaAddBox(lines_pixa[line_idx], con_box, L_CLONE)) {
delete []lines_pixa;
boxaDestroy(&line_con_comps);
pixaDestroy(&line_con_comps_pix);
CleanupCrackLine(line_cnt, lines_pixa, &line_con_comps,
&line_con_comps_pix);
return NULL;
}
}
@ -192,15 +206,8 @@ Pixa *CubeLineSegmenter::CrackLine(Pix *cracked_line_pix,
}
// cleanup
for (int line = 0; line < line_cnt; line++) {
if (lines_pixa[line] != NULL) {
pixaDestroy(&lines_pixa[line]);
}
}
delete []lines_pixa;
boxaDestroy(&line_con_comps);
pixaDestroy(&line_con_comps_pix);
CleanupCrackLine(line_cnt, lines_pixa, &line_con_comps,
&line_con_comps_pix);
if (success == false) {
pixaDestroy(&lines);