int main(int argc, char **argv) { l_uint8 *data1, *data2; l_int32 i, same, w, h, width, success, nba; size_t size1, size2; l_float32 diffarea, diffxor, scalefact; BOX *box; BOXA *boxa1, *boxa2, *boxa3; BOXAA *baa1, *baa2, *baa3; PIX *pix1, *pixdb; PIXA *pixa1, *pixa2; L_REGPARAMS *rp; if (regTestSetup(argc, argv, &rp)) return 1; lept_mkdir("lept/boxa"); /* Make a boxa and display its contents */ boxa1 = boxaCreate(6); box = boxCreate(60, 60, 40, 20); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(120, 50, 20, 50); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(50, 140, 46, 60); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(166, 130, 64, 28); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(64, 224, 44, 34); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(117, 206, 26, 74); boxaAddBox(boxa1, box, L_INSERT); pix1 = DisplayBoxa(boxa1); regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 0 */ pixDisplayWithTitle(pix1, 0, 0, NULL, rp->display); pixDestroy(&pix1); boxaCompareRegions(boxa1, boxa1, 100, &same, &diffarea, &diffxor, NULL); regTestCompareValues(rp, 1, same, 0.0); /* 1 */ regTestCompareValues(rp, 0.0, diffarea, 0.0); /* 2 */ regTestCompareValues(rp, 0.0, diffxor, 0.0); /* 3 */ boxa2 = boxaTransform(boxa1, -13, -13, 1.0, 1.0); boxaCompareRegions(boxa1, boxa2, 10, &same, &diffarea, &diffxor, NULL); regTestCompareValues(rp, 1, same, 0.0); /* 4 */ regTestCompareValues(rp, 0.0, diffarea, 0.0); /* 5 */ regTestCompareValues(rp, 0.0, diffxor, 0.0); /* 6 */ boxaDestroy(&boxa2); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP_AND_BOT, 6, L_ADJUST_CHOOSE_MIN, 1.0, 0); pix1 = DisplayBoxa(boxa2); regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 7 */ pixDisplayWithTitle(pix1, 200, 0, NULL, rp->display); pixDestroy(&pix1); boxaCompareRegions(boxa1, boxa2, 10, &same, &diffarea, &diffxor, &pixdb); regTestCompareValues(rp, 1, same, 0.0); /* 8 */ regTestCompareValues(rp, 0.053, diffarea, 0.002); /* 9 */ regTestCompareValues(rp, 0.240, diffxor, 0.002); /* 10 */ regTestWritePixAndCheck(rp, pixdb, IFF_PNG); /* 11 */ pixDisplayWithTitle(pixdb, 400, 0, NULL, rp->display); pixDestroy(&pixdb); boxaDestroy(&boxa1); boxaDestroy(&boxa2); /* Input is a fairly clean boxa */ boxa1 = boxaRead("boxa1.ba"); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP, 80, L_ADJUST_CHOOSE_MIN, 1.05, 1); width = 100; boxaGetExtent(boxa2, &w, &h, NULL); scalefact = (l_float32)width / (l_float32)w; boxa3 = boxaTransform(boxa2, 0, 0, scalefact, scalefact); pix1 = boxaDisplayTiled(boxa3, NULL, 1500, 2, 1.0, 0, 3, 2); regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 12 */ pixDisplayWithTitle(pix1, 600, 0, NULL, rp->display); pixDestroy(&pix1); boxaDestroy(&boxa1); boxaDestroy(&boxa2); boxaDestroy(&boxa3); /* Input is an unsmoothed and noisy boxa */ boxa1 = boxaRead("boxa2.ba"); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP, 80, L_ADJUST_CHOOSE_MIN, 1.05, 1); width = 100; boxaGetExtent(boxa2, &w, &h, NULL); scalefact = (l_float32)width / (l_float32)w; boxa3 = boxaTransform(boxa2, 0, 0, scalefact, scalefact); pix1 = boxaDisplayTiled(boxa3, NULL, 1500, 2, 1.0, 0, 3, 2); regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 13 */ pixDisplayWithTitle(pix1, 800, 0, NULL, rp->display); pixDestroy(&pix1); boxaDestroy(&boxa1); boxaDestroy(&boxa2); boxaDestroy(&boxa3); /* Input is a boxa smoothed with a median window filter */ boxa1 = boxaRead("boxa3.ba"); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP, 80, L_ADJUST_CHOOSE_MIN, 1.05, 1); width = 100; boxaGetExtent(boxa2, &w, &h, NULL); scalefact = (l_float32)width / (l_float32)w; boxa3 = boxaTransform(boxa2, 0, 0, scalefact, scalefact); pix1 = boxaDisplayTiled(boxa3, NULL, 1500, 2, 1.0, 0, 3, 2); regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 14 */ pixDisplayWithTitle(pix1, 1000, 0, NULL, rp->display); pixDestroy(&pix1); boxaDestroy(&boxa1); boxaDestroy(&boxa2); boxaDestroy(&boxa3); /* Test serialized boxa I/O to and from memory */ data1 = l_binaryRead("boxa2.ba", &size1); boxa1 = boxaReadMem(data1, size1); boxaWriteMem(&data2, &size2, boxa1); boxa2 = boxaReadMem(data2, size2); boxaWrite("/tmp/lept/boxa/boxa1.ba", boxa1); boxaWrite("/tmp/lept/boxa/boxa2.ba", boxa2); filesAreIdentical("/tmp/lept/boxa/boxa1.ba", "/tmp/lept/boxa/boxa2.ba", &same); regTestCompareValues(rp, 1, same, 0.0); /* 15 */ boxaDestroy(&boxa1); boxaDestroy(&boxa2); lept_free(data1); lept_free(data2); /* ----------- Test pixaDisplayBoxaa() ------------ */ pixa1 = pixaReadBoth("showboxes.pac"); baa1 = boxaaRead("showboxes1.baa"); baa2 = boxaaTranspose(baa1); baa3 = boxaaTranspose(baa2); nba = boxaaGetCount(baa1); success = TRUE; for (i = 0; i < nba; i++) { boxa1 = boxaaGetBoxa(baa1, i, L_CLONE); boxa2 = boxaaGetBoxa(baa3, i, L_CLONE); boxaEqual(boxa1, boxa2, 0, NULL, &same); boxaDestroy(&boxa1); boxaDestroy(&boxa2); if (!same) success = FALSE; } /* Check that the transpose is reversible */ regTestCompareValues(rp, 1, success, 0.0); /* 16 */ pixa2 = pixaDisplayBoxaa(pixa1, baa2, L_DRAW_RGB, 2); pix1 = pixaDisplayTiledInRows(pixa2, 32, 1400, 1.0, 0, 10, 0); regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 17 */ pixDisplayWithTitle(pix1, 0, 600, NULL, rp->display); fprintf(stderr, "Writing to: /tmp/lept/boxa/show.pdf\n"); l_pdfSetDateAndVersion(FALSE); pixaConvertToPdf(pixa2, 75, 1.0, 0, 0, NULL, "/tmp/lept/boxa/show.pdf"); regTestCheckFile(rp, "/tmp/lept/boxa/show.pdf"); /* 18 */ pixDestroy(&pix1); pixaDestroy(&pixa1); pixaDestroy(&pixa2); boxaaDestroy(&baa1); boxaaDestroy(&baa2); boxaaDestroy(&baa3); return regTestCleanup(rp); }
main(int argc, char **argv) { char *dirin, *substr, *title, *fileout, *boxaafile, *boxaapath; l_int32 ret, res, type, thresh; l_float32 scalefactor; BOXAA *baa; static char mainName[] = "convertsegfilestopdf"; if (argc != 10) { fprintf(stderr, " Syntax: convertsegfilestopdf dirin substr res type thresh \\ \n" " boxaafile scalefactor title fileout\n" " where\n" " dirin: input directory for image files\n" " substr: Use 'allfiles' to convert all files\n" " in the directory\n" " res: Input resolution of each image;\n" " assumed to all be the same\n" " type: compression used for non-image regions:\n" " 0: default (G4 encoding)\n" " 1: JPEG encoding\n" " 2: G4 encoding\n" " 3: PNG encoding\n" " thresh: threshold for binarization; use 0 for default\n" " boxaafile: File of 'image' regions within each page\n" " This contains a boxa for each page,\n" " consisting of a set of regions\n" " scalefactor: Use to scale down the image regions\n" " title: Use 'none' to omit\n" " fileout: Output pdf file\n"); return 1; } dirin = argv[1]; substr = argv[2]; res = atoi(argv[3]); type = atoi(argv[4]); thresh = atoi(argv[5]); boxaafile = argv[6]; scalefactor = atof(argv[7]); title = argv[8]; fileout = argv[9]; if (!strcmp(substr, "allfiles")) substr = NULL; if (scalefactor <= 0.0 || scalefactor > 1.0) { L_WARNING("invalid scalefactor: setting to 1.0", mainName); scalefactor = 1.0; } if (type != 1 && type != 2 && type != 3) type = L_G4_ENCODE; if (thresh <= 0) thresh = 150; if (!strcmp(title, "none")) title = NULL; boxaapath = genPathname(boxaafile, NULL); if ((baa = boxaaRead(boxaapath)) == NULL) { L_WARNING( "boxaa file not found; converting unsegmented and unscaled", mainName); ret = convertFilesToPdf(dirin, substr, res, 1.0, 75, title, fileout); FREE(boxaapath); return ret; } ret = convertSegmentedFilesToPdf(dirin, substr, res, type, thresh, baa, 75, scalefactor, title, fileout); FREE(boxaapath); boxaaDestroy(&baa); return ret; }
int main(int argc, char **argv) { l_uint8 *data1, *data2; l_int32 i, same, w, h, width, success, nba; size_t size1, size2; l_float32 diffarea, diffxor, scalefact; BOX *box; BOXA *boxa1, *boxa2, *boxa3; BOXAA *baa1, *baa2, *baa3; PIX *pix1, *pixdb; PIXA *pixa1, *pixa2; static char mainName[] = "boxa1_reg"; if (argc != 1) return ERROR_INT(" Syntax: boxa1_reg", mainName, 1); lept_mkdir("lept/boxa"); /* Make a boxa and display its contents */ boxa1 = boxaCreate(6); box = boxCreate(60, 60, 40, 20); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(120, 50, 20, 50); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(50, 140, 46, 60); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(166, 130, 64, 28); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(64, 224, 44, 34); boxaAddBox(boxa1, box, L_INSERT); box = boxCreate(117, 206, 26, 74); boxaAddBox(boxa1, box, L_INSERT); pix1 = DisplayBoxa(boxa1); pixDisplay(pix1, 100, 100); pixDestroy(&pix1); boxaCompareRegions(boxa1, boxa1, 100, &same, &diffarea, &diffxor, NULL); fprintf(stderr, "same = %d, diffarea = %5.3f, diffxor = %5.3f\n", same, diffarea, diffxor); boxa2 = boxaTransform(boxa1, -13, -13, 1.0, 1.0); boxaCompareRegions(boxa1, boxa2, 10, &same, &diffarea, &diffxor, NULL); fprintf(stderr, "same = %d, diffarea = %5.3f, diffxor = %5.3f\n", same, diffarea, diffxor); boxaDestroy(&boxa2); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP_AND_BOT, 6, L_ADJUST_CHOOSE_MIN, 1.0, 0); pix1 = DisplayBoxa(boxa2); pixDisplay(pix1, 100, 500); pixDestroy(&pix1); boxaCompareRegions(boxa1, boxa2, 10, &same, &diffarea, &diffxor, &pixdb); fprintf(stderr, "same = %d, diffarea = %5.3f, diffxor = %5.3f\n", same, diffarea, diffxor); pixDisplay(pixdb, 700, 100); pixDestroy(&pixdb); boxaDestroy(&boxa1); boxaDestroy(&boxa2); /* Input is a fairly clean boxa */ boxa1 = boxaRead("boxa1.ba"); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP, 80, L_ADJUST_CHOOSE_MIN, 1.05, 1); width = 100; boxaGetExtent(boxa2, &w, &h, NULL); scalefact = (l_float32)width / (l_float32)w; boxa3 = boxaTransform(boxa2, 0, 0, scalefact, scalefact); pix1 = boxaDisplayTiled(boxa3, NULL, 1500, 2, 1.0, 0, 3, 2); pixDisplay(pix1, 0, 100); pixWrite("/tmp/lept/boxa/pix1.png", pix1, IFF_PNG); pixDestroy(&pix1); boxaDestroy(&boxa1); boxaDestroy(&boxa2); boxaDestroy(&boxa3); /* Input is an unsmoothed and noisy boxa */ boxa1 = boxaRead("boxa2.ba"); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP, 80, L_ADJUST_CHOOSE_MIN, 1.05, 1); width = 100; boxaGetExtent(boxa2, &w, &h, NULL); scalefact = (l_float32)width / (l_float32)w; boxa3 = boxaTransform(boxa2, 0, 0, scalefact, scalefact); pix1 = boxaDisplayTiled(boxa3, NULL, 1500, 2, 1.0, 0, 3, 2); pixDisplay(pix1, 500, 100); pixWrite("/tmp/lept/boxa/pix2.png", pix1, IFF_PNG); pixDestroy(&pix1); boxaDestroy(&boxa1); boxaDestroy(&boxa2); boxaDestroy(&boxa3); /* Input is a boxa smoothed with a median window filter */ boxa1 = boxaRead("boxa3.ba"); boxa2 = boxaReconcileEvenOddHeight(boxa1, L_ADJUST_TOP, 80, L_ADJUST_CHOOSE_MIN, 1.05, 1); width = 100; boxaGetExtent(boxa2, &w, &h, NULL); scalefact = (l_float32)width / (l_float32)w; boxa3 = boxaTransform(boxa2, 0, 0, scalefact, scalefact); pix1 = boxaDisplayTiled(boxa3, NULL, 1500, 2, 1.0, 0, 3, 2); pixDisplay(pix1, 1000, 100); pixWrite("/tmp/lept/boxa/pix3.png", pix1, IFF_PNG); pixDestroy(&pix1); boxaDestroy(&boxa1); boxaDestroy(&boxa2); boxaDestroy(&boxa3); /* Test serialized boxa I/O to and from memory */ data1 = l_binaryRead("boxa2.ba", &size1); boxa1 = boxaReadMem(data1, size1); boxaWriteMem(&data2, &size2, boxa1); boxa2 = boxaReadMem(data2, size2); boxaWrite("/tmp/lept/boxa/boxa1.ba", boxa1); boxaWrite("/tmp/lept/boxa/boxa2.ba", boxa2); filesAreIdentical("/tmp/lept/boxa/boxa1.ba", "/tmp/lept/boxa/boxa2.ba", &same); if (same) fprintf(stderr, "Good: boxes files are identical\n"); else fprintf(stderr, "Bad: boxes files differ\n"); boxaDestroy(&boxa1); boxaDestroy(&boxa2); lept_free(data1); lept_free(data2); /* Test pixaDisplayBoxaa() */ pixa1 = pixaReadBoth("showboxes.pac"); baa1 = boxaaRead("showboxes1.baa"); baa2 = boxaaTranspose(baa1); baa3 = boxaaTranspose(baa2); nba = boxaaGetCount(baa1); success = TRUE; for (i = 0; i < nba; i++) { boxa1 = boxaaGetBoxa(baa1, i, L_CLONE); boxa2 = boxaaGetBoxa(baa3, i, L_CLONE); boxaEqual(boxa1, boxa2, 0, NULL, &same); boxaDestroy(&boxa1); boxaDestroy(&boxa2); if (!same) success = FALSE; } if (success) fprintf(stderr, "Good: transpose is reversible\n"); else fprintf(stderr, "Bad: transpose failed\n"); pixa2 = pixaDisplayBoxaa(pixa1, baa2, L_DRAW_RGB, 2); pix1 = pixaDisplayTiledInRows(pixa2, 32, 1400, 1.0, 0, 10, 0); pixDisplay(pix1, 0, 600); fprintf(stderr, "Writing to: /tmp/lept/boxa/show.pdf\n"); pixaConvertToPdf(pixa2, 75, 1.0, 0, 0, NULL, "/tmp/lept/boxa/show.pdf"); pixDestroy(&pix1); pixaDestroy(&pixa1); pixaDestroy(&pixa2); boxaaDestroy(&baa1); boxaaDestroy(&baa2); boxaaDestroy(&baa3); return 0; }
main(int argc, char **argv) { char *pagedir, *pagesubstr, *maskdir, *masksubstr; char *title, *fileout, *boxaafile, *boxaapath; l_int32 ret, res, type, thresh; l_float32 scalefactor; BOXAA *baa; static char mainName[] = "convertsegfilestopdf"; if (argc != 12) { fprintf(stderr, " Syntax: convertsegfilestopdf dirin substr res type thresh \\ \n" " boxaafile scalefactor title fileout\n" " where\n" " pagedir: input directory for image files\n" " pagesubstr: Use 'allfiles' to convert all files\n" " in the directory\n" " maskdir: input directory for mask files;\n" " use 'skip' to skip \n" " masksubstr: Use 'allfiles' to convert all files\n" " in the directory; 'skip' to skip\n" " res: Input resolution of each image;\n" " assumed to all be the same\n" " type: compression used for non-image regions:\n" " 0: default (G4 encoding)\n" " 1: JPEG encoding\n" " 2: G4 encoding\n" " 3: PNG encoding\n" " thresh: threshold for binarization; use 0 for default\n" " boxaafile: Optional file of 'image' regions within\n" " each page. This contains a boxa for each\n" " page, consisting of a set of regions.\n" " Use 'skip' to skip.\n" " scalefactor: Use to scale down the image regions\n" " title: Use 'none' to omit\n" " fileout: Output pdf file\n"); return 1; } pagedir = argv[1]; pagesubstr = argv[2]; maskdir = argv[3]; masksubstr = argv[4]; res = atoi(argv[5]); type = atoi(argv[6]); thresh = atoi(argv[7]); boxaafile = argv[8]; scalefactor = atof(argv[9]); title = argv[10]; fileout = argv[11]; if (!strcmp(pagesubstr, "allfiles")) pagesubstr = NULL; if (!strcmp(maskdir, "skip")) maskdir = NULL; if (!strcmp(masksubstr, "allfiles")) masksubstr = NULL; if (scalefactor <= 0.0 || scalefactor > 1.0) { L_WARNING("invalid scalefactor: setting to 1.0", mainName); scalefactor = 1.0; } if (type != 1 && type != 2 && type != 3) type = L_G4_ENCODE; if (thresh <= 0) thresh = 150; if (!strcmp(title, "none")) title = NULL; if (maskdir) /* use this; ignore any input boxaafile */ baa = convertNumberedMasksToBoxaa(maskdir, masksubstr, 0, 0); else if (strcmp(boxaafile, "skip")) { /* use the boxaafile */ boxaapath = genPathname(boxaafile, NULL); baa = boxaaRead(boxaapath); FREE(boxaapath); } else /* no maskdir and no input boxaafile */ baa = NULL; ret = convertSegmentedFilesToPdf(pagedir, pagesubstr, res, type, thresh, baa, 75, scalefactor, title, fileout); boxaaDestroy(&baa); return ret; }