Function boxaGetBoxGeometry

deps/leptonica/src/boxbasic.c:860–886

! * \brief boxaGetBoxGeometry() * * \param[in] boxa * \param[in] index to the index-th box * \param[out] px, py, pw, ph [optional] each can be null * \return 0 if OK, 1 on error */

 * \return  0 if OK, 1 on error
 */
l_int32
boxaGetBoxGeometry(BOXA     *boxa,
                   l_int32   index,
                   l_int32  *px,
                   l_int32  *py,
                   l_int32  *pw,
                   l_int32  *ph)
{
BOX  *box;

    PROCNAME("boxaGetBoxGeometry");

    if (px) *px = 0;
    if (py) *py = 0;
    if (pw) *pw = 0;
    if (ph) *ph = 0;
    if (!boxa)
        return ERROR_INT("boxa not defined", procName, 1);
    if (index < 0 || index >= boxa->n)
        return ERROR_INT("index not valid", procName, 1);

    if ((box = boxaGetBox(boxa, index, L_CLONE)) == NULL)
        return ERROR_INT("box not found!", procName, 1);
    boxGetGeometry(box, px, py, pw, ph);
    boxDestroy(&box);
    return 0;
}


/*!