/** Test of TessBaseAPIInit4 method, of class TessAPI1. */
@Test
public void testTessBaseAPIInit4() {
logger.info("TessBaseAPIInit4");
int oem = TessOcrEngineMode.OEM_DEFAULT;
PointerByReference configs = null;
int configs_size = 0;
// disable loading dictionaries
String[] args = new String[] {"load_system_dawg", "load_freq_dawg"};
StringArray sarray = new StringArray(args);
PointerByReference vars_vec = new PointerByReference();
vars_vec.setPointer(sarray);
args = new String[] {"F", "F"};
sarray = new StringArray(args);
PointerByReference vars_values = new PointerByReference();
vars_values.setPointer(sarray);
NativeSize vars_vec_size = new NativeSize(args.length);
int expResult = 0;
int result =
TessAPI1.TessBaseAPIInit4(
handle,
datapath,
language,
oem,
configs,
configs_size,
vars_vec,
vars_values,
vars_vec_size,
FALSE);
assertEquals(expResult, result);
}
protected void setBinaries(Map<CLDevice, byte[]> binaries) {
if (this.devices == null) {
this.devices = new CLDevice[binaries.size()];
int iDevice = 0;
for (CLDevice device : binaries.keySet()) this.devices[iDevice++] = device;
}
int nDevices = this.devices.length;
NativeSize[] lengths = new NativeSize[nDevices];
cl_device_id[] deviceIds = new cl_device_id[nDevices];
Memory binariesArray = new Memory(Pointer.SIZE * nDevices);
Memory[] binariesMems = new Memory[nDevices];
for (int iDevice = 0; iDevice < nDevices; iDevice++) {
CLDevice device = devices[iDevice];
byte[] binary = binaries.get(device);
Memory binaryMem = binariesMems[iDevice] = new Memory(binary.length);
binaryMem.write(0, binary, 0, binary.length);
binariesArray.setPointer(iDevice * Pointer.SIZE, binaryMem);
lengths[iDevice] = toNS(binary.length);
deviceIds[iDevice] = device.getEntity();
}
PointerByReference binariesPtr = new PointerByReference();
binariesPtr.setPointer(binariesArray);
IntBuffer errBuff = NIOUtils.directInts(1, ByteOrder.nativeOrder());
int previousAttempts = 0;
IntBuffer statuses = NIOUtils.directInts(nDevices, ByteOrder.nativeOrder());
do {
entity =
CL.clCreateProgramWithBinary(
context.getEntity(), nDevices, deviceIds, lengths, binariesPtr, statuses, errBuff);
} while (failedForLackOfMemory(errBuff.get(0), previousAttempts++));
}
/** Test of TessBaseAPIInit1 method, of class TessAPI1. */
@Test
public void testTessBaseAPIInit1() throws Exception {
logger.info("TessBaseAPIInit1");
int oem = TessOcrEngineMode.OEM_DEFAULT;
String[] args = {"hocr"};
StringArray sarray = new StringArray(args);
PointerByReference configs = new PointerByReference();
configs.setPointer(sarray);
int configs_size = args.length;
int expResult = 0;
int result = TessAPI1.TessBaseAPIInit1(handle, datapath, language, oem, configs, configs_size);
assertEquals(expResult, result);
}
private void writeNative(byte[] bs) throws SerialPortException {
Memory mem = new Memory(Byte.SIZE * bs.length + 1);
mem.clear();
PointerByReference inipar = new PointerByReference();
inipar.setPointer(mem);
for (int i = 0; i < bs.length; i++) {
inipar.getPointer().setByte(i * Byte.SIZE / 8, bs[i]);
}
byte c = '\n';
inipar.getPointer().setByte((bs.length + 1) * Byte.SIZE / 8, c);
int rt = NativeLoader.getInstance().serialport_write(getFd(), inipar);
if (rt != 0) {
logger.error("Warning fail to write store " + bs.length);
throw new SerialPortException("The serial port is closed " + getFd());
}
}
/**
* Test of ResultRenderer method, of class TessAPI1.
*
* @throws java.lang.Exception
*/
@Test
public void testResultRenderer() throws Exception {
logger.info("TessResultRenderer");
String image = String.format("%s/%s", this.testResourcesDataPath, "eurotext.tif");
String output = "capi-test.txt";
int set_only_init_params = TessAPI.FALSE;
int oem = TessOcrEngineMode.OEM_DEFAULT;
PointerByReference configs = null;
int configs_size = 0;
String[] params = {"load_system_dawg", "tessedit_char_whitelist"};
String vals[] = {"F", ""}; // 0123456789-.IThisalotfpnex
PointerByReference vars_vec = new PointerByReference();
vars_vec.setPointer(new StringArray(params));
PointerByReference vars_values = new PointerByReference();
vars_values.setPointer(new StringArray(vals));
NativeSize vars_vec_size = new NativeSize(params.length);
TessAPI1.TessBaseAPISetOutputName(handle, output);
int rc =
TessAPI1.TessBaseAPIInit4(
handle,
datapath,
language,
oem,
configs,
configs_size,
vars_vec,
vars_values,
vars_vec_size,
set_only_init_params);
if (rc != 0) {
TessAPI1.TessBaseAPIDelete(handle);
logger.error("Could not initialize tesseract.");
return;
}
String outputbase = "target/test-classes/test-results/outputbase1";
TessResultRenderer renderer = TessAPI1.TessHOcrRendererCreate(outputbase);
TessAPI1.TessResultRendererInsert(renderer, TessAPI1.TessBoxTextRendererCreate(outputbase));
TessAPI1.TessResultRendererInsert(renderer, TessAPI1.TessTextRendererCreate(outputbase));
String dataPath = TessAPI1.TessBaseAPIGetDatapath(handle);
TessAPI1.TessResultRendererInsert(
renderer, TessAPI1.TessPDFRendererCreate(outputbase, dataPath));
TessAPI1.TessResultRendererBeginDocument(renderer, image);
int result = TessAPI1.TessBaseAPIProcessPages(handle, image, null, 0, renderer);
TessAPI1.TessResultRendererEndDocument(renderer);
// if (result == FALSE) {
// logger.error("Error during processing.");
// return;
// }
for (; renderer != null; renderer = TessAPI1.TessResultRendererNext(renderer)) {
String ext = TessAPI1.TessResultRendererExtention(renderer).getString(0);
logger.info(
String.format(
"TessResultRendererExtention: %s\nTessResultRendererTitle: %s\nTessResultRendererImageNum: %d",
ext,
TessAPI1.TessResultRendererTitle(renderer).getString(0),
TessAPI1.TessResultRendererImageNum(renderer)));
}
TessAPI1.TessDeleteResultRenderer(renderer);
assertTrue(new File(outputbase + ".pdf").exists());
}