// NewTess creates and returns a new tesseract instance.
func NewTess(datapath string, language string) (*Tess, error) {
// create new empty TessBaseAPI
tba := C.TessBaseAPICreate()
// prepare string for C call
cDatapath := C.CString(datapath)
defer C.free(unsafe.Pointer(cDatapath))
// prepare string for C call
cLanguage := C.CString(language)
defer C.free(unsafe.Pointer(cLanguage))
// initialize datapath and language on TessBaseAPI
res := C.TessBaseAPIInit3(tba, cDatapath, cLanguage)
if res != 0 {
return nil, errors.New("could not initiate new Tess instance")
}
// create tesseract instance (Tess)
tess := &Tess{
tba: tba,
}
// set GC finalizer, to be ran in case the user forgets to call Close()
runtime.SetFinalizer(tess, (*Tess).delete)
// all done
return tess, nil
}
func baseAPINew() *TesseractAPI {
tesseract := C.TessBaseAPICreate()
t := &TesseractAPI{api: tesseract}
return t
}