/*!
* recogAddAllSamples()
*
* Input: recog
* paa (pixaa from previously trained recog)
* debug
* Return: 0 if OK, 1 on error
*
* Notes:
* (1) This is used with the serialization routine recogRead(),
* where each pixa in the pixaa represents a set of characters
* in a different class. Two different pixa may represent
* characters with the same label. Before calling this
* function, we verify that the number of character classes,
* given by the setsize field in recog, equals the number of
* pixa in the paa. The character labels for each set are
* in the sa_text field.
*/
static l_int32
recogAddAllSamples(L_RECOG *recog,
PIXAA *paa,
l_int32 debug)
{
char *text;
l_int32 i, j, nc, ns;
PIX *pix;
PIXA *pixa;
PROCNAME("recogAddAllSamples");
if (!recog)
return ERROR_INT("recog not defined", procName, 1);
if (!paa)
return ERROR_INT("paa not defined", procName, 1);
nc = pixaaGetCount(paa, NULL);
for (i = 0; i < nc; i++) {
pixa = pixaaGetPixa(paa, i, L_CLONE);
ns = pixaGetCount(pixa);
text = sarrayGetString(recog->sa_text, i, L_NOCOPY);
for (j = 0; j < ns; j++) {
pix = pixaGetPix(pixa, j, L_CLONE);
if (debug) {
fprintf(stderr, "pix[%d,%d]: text = %s\n", i, j, text);
}
pixaaAddPix(recog->pixaa_u, i, pix, NULL, L_INSERT);
}
pixaDestroy(&pixa);
}
recogTrainingFinished(recog, debug);
return 0;
}
/*!
* \brief recogAddAllSamples()
*
* \param[in] precog addr of recog
* \param[in] paa pixaa from previously trained recog
* \param[in] debug
* \return 0 if OK, 1 on error
*
* <pre>
* Notes:
* (1) On error, the input recog is destroyed.
* (2) This is used with the serialization routine recogRead(),
* where each pixa in the pixaa represents a set of characters
* in a different class. Before calling this function, we have
* verified that the number of character classes, given by the
* setsize field in %recog, equals the number of pixa in the paa.
* The character labels for each set are in the sa_text field.
* </pre>
*/
static l_int32
recogAddAllSamples(L_RECOG **precog,
PIXAA *paa,
l_int32 debug)
{
char *text;
l_int32 i, j, nc, ns;
PIX *pix;
PIXA *pixa, *pixa1;
L_RECOG *recog;
PROCNAME("recogAddAllSamples");
if (!precog)
return ERROR_INT("&recog not defined", procName, 1);
if ((recog = *precog) == NULL)
return ERROR_INT("recog not defined", procName, 1);
if (!paa) {
recogDestroy(&recog);
return ERROR_INT("paa not defined", procName, 1);
}
nc = pixaaGetCount(paa, NULL);
for (i = 0; i < nc; i++) {
pixa = pixaaGetPixa(paa, i, L_CLONE);
ns = pixaGetCount(pixa);
text = sarrayGetString(recog->sa_text, i, L_NOCOPY);
pixa1 = pixaCreate(ns);
pixaaAddPixa(recog->pixaa_u, pixa1, L_INSERT);
for (j = 0; j < ns; j++) {
pix = pixaGetPix(pixa, j, L_CLONE);
if (debug) fprintf(stderr, "pix[%d,%d]: text = %s\n", i, j, text);
pixaaAddPix(recog->pixaa_u, i, pix, NULL, L_INSERT);
}
pixaDestroy(&pixa);
}
recogTrainingFinished(&recog, 0, -1, -1.0); /* For second parameter,
see comment in recogRead() */
if (!recog)
return ERROR_INT("bad templates; recog destroyed", procName, 1);
return 0;
}
