void TestGenPathname(L_REGPARAMS *rp,
const char *dir,
const char *fname,
const char *result)
{
char expect[256], localdir[256];
char *path = genPathname(dir, fname);
if (!dir || dir[0] == '\0') {
if (!getcwd(localdir, sizeof(localdir)))
fprintf(stderr, "bad bad bad -- no local directory!\n");
snprintf(expect, sizeof(expect), "%s/%s", localdir, result);
#ifdef _WIN32
convertSepCharsInPath(expect, UNIX_PATH_SEPCHAR);
#endif /* _WIN32 */
regTestCompareStrings(rp, (l_uint8 *)expect, strlen(expect),
(l_uint8 *)path, strlen(path));
} else {
regTestCompareStrings(rp, (l_uint8 *)result, strlen(result),
(l_uint8 *)path, strlen(path));
}
if (rp->display) {
char *newdir = NULL;
if (dir && dir[0] == '\0')
newdir = stringNew("\"\"");
else if (dir)
newdir = stringNew(dir);
fprintf(stderr, "genPathname(%s, %s) --> %s\n", newdir, fname, path);
lept_free(newdir);
}
lept_free(path);
return;
}
void TestPathJoin(L_REGPARAMS *rp,
const char *first,
const char *second,
const char *result)
{
char *newfirst = NULL;
char *newsecond = NULL;
char *newpath = NULL;
char *path = pathJoin(first, second);
regTestCompareStrings(rp, (l_uint8 *)result, strlen(result),
(l_uint8 *)path, strlen(path));
if (first && first[0] == '\0')
newfirst = stringNew("\"\"");
else if (first)
newfirst = stringNew(first);
if (second && second[0] == '\0')
newsecond = stringNew("\"\"");
else if (second)
newsecond = stringNew(second);
if (path && path[0] == '\0')
newpath = stringNew("\"\"");
else if (path)
newpath = stringNew(path);
if (rp->display)
fprintf(stderr, "join: %s + %s --> %s\n", newfirst, newsecond, newpath);
lept_free(path);
lept_free(newfirst);
lept_free(newsecond);
lept_free(newpath);
return;
}
int main(int argc,
char **argv)
{
l_uint8 *array1, *array2;
l_int32 n1, n2, n3;
size_t size1, size2;
FILE *fp;
BOXA *boxa1, *boxa2;
PIX *pixs, *pix1;
PIXA *pixa1;
PIXCMAP *cmap;
L_REGPARAMS *rp;
if (regTestSetup(argc, argv, &rp))
return 1;
pixs = pixRead("feyn.tif");
/* --------------------------------------------------------------- *
* Test pixConnComp() and pixCountConnComp(), *
* with output to both boxa and pixa *
* --------------------------------------------------------------- */
/* First, test with 4-cc */
boxa1= pixConnComp(pixs, &pixa1, 4);
n1 = boxaGetCount(boxa1);
boxa2= pixConnComp(pixs, NULL, 4);
n2 = boxaGetCount(boxa2);
pixCountConnComp(pixs, 4, &n3);
fprintf(stderr, "Number of 4 c.c.: n1 = %d; n2 = %d, n3 = %d\n",
n1, n2, n3);
regTestCompareValues(rp, n1, n2, 0); /* 0 */
regTestCompareValues(rp, n1, n3, 0); /* 1 */
regTestCompareValues(rp, n1, 4452, 0); /* 2 */
pix1 = pixaDisplay(pixa1, pixGetWidth(pixs), pixGetHeight(pixs));
regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 3 */
regTestComparePix(rp, pixs, pix1); /* 4 */
pixaDestroy(&pixa1);
boxaDestroy(&boxa1);
boxaDestroy(&boxa2);
pixDestroy(&pix1);
/* Test with 8-cc */
boxa1= pixConnComp(pixs, &pixa1, 8);
n1 = boxaGetCount(boxa1);
boxa2= pixConnComp(pixs, NULL, 8);
n2 = boxaGetCount(boxa2);
pixCountConnComp(pixs, 8, &n3);
fprintf(stderr, "Number of 8 c.c.: n1 = %d; n2 = %d, n3 = %d\n",
n1, n2, n3);
regTestCompareValues(rp, n1, n2, 0); /* 5 */
regTestCompareValues(rp, n1, n3, 0); /* 6 */
regTestCompareValues(rp, n1, 4305, 0); /* 7 */
pix1 = pixaDisplay(pixa1, pixGetWidth(pixs), pixGetHeight(pixs));
regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 8 */
regTestComparePix(rp, pixs, pix1); /* 9 */
pixaDestroy(&pixa1);
boxaDestroy(&boxa1);
boxaDestroy(&boxa2);
pixDestroy(&pix1);
/* --------------------------------------------------------------- *
* Test boxa I/O *
* --------------------------------------------------------------- */
lept_mkdir("lept/conn");
boxa1 = pixConnComp(pixs, NULL, 4);
fp = lept_fopen("/tmp/lept/conn/boxa1.ba", "wb+");
boxaWriteStream(fp, boxa1);
lept_fclose(fp);
fp = lept_fopen("/tmp/lept/conn/boxa1.ba", "rb");
boxa2 = boxaReadStream(fp);
lept_fclose(fp);
fp = lept_fopen("/tmp/lept/conn/boxa2.ba", "wb+");
boxaWriteStream(fp, boxa2);
lept_fclose(fp);
array1 = l_binaryRead("/tmp/lept/conn/boxa1.ba", &size1);
array2 = l_binaryRead("/tmp/lept/conn/boxa2.ba", &size2);
regTestCompareStrings(rp, array1, size1, array2, size2); /* 10 */
lept_free(array1);
lept_free(array2);
boxaDestroy(&boxa1);
boxaDestroy(&boxa2);
/* --------------------------------------------------------------- *
* Just for fun, display each component as a random color in *
* cmapped 8 bpp. Background is color 0; it is set to white. *
* --------------------------------------------------------------- */
boxa1 = pixConnComp(pixs, &pixa1, 4);
pix1 = pixaDisplayRandomCmap(pixa1, pixGetWidth(pixs), pixGetHeight(pixs));
cmap = pixGetColormap(pix1);
pixcmapResetColor(cmap, 0, 255, 255, 255); /* reset background to white */
regTestWritePixAndCheck(rp, pix1, IFF_PNG); /* 11 */
if (rp->display) pixDisplay(pix1, 100, 100);
boxaDestroy(&boxa1);
pixDestroy(&pix1);
pixaDestroy(&pixa1);
pixDestroy(&pixs);
return regTestCleanup(rp);
}
