[OPENJP2] change the way to compute *p_tx0, *p_tx1, *p_ty0, *p_ty1 in function
opj_get_encoding_parameters

Signed-off-by: Young_X <YangX92@hotmail.com>
static void opj_pi_emit_error(opj_pi_iterator_t * pi, const char* msg)
{
    (void)pi;
    (void)msg;
}

static void opj_pi_emit_error(opj_pi_iterator_t * pi, const char* msg)
{
    (void)pi;
    (void)msg;
}
