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get_1d_bar_code_scanlineT_get_1d_bar_code_scanlineGet1dBarCodeScanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineGet1dBarCodeScanline (Operator)

Name

get_1d_bar_code_scanlineT_get_1d_bar_code_scanlineGet1dBarCodeScanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineGet1dBarCodeScanline — Bestimmt die Dicke der Elemente innerhalb einer Barcode-Region.

Warnung

get_1d_bar_code_scanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineGet1dBarCodeScanline ist veraltet und wird nur aus Gründen der Rückwärtskompatibilität zur Verfügung gestellt. Neue Applikationen zum Lesen von Barcode-Symbologien sollten stattdessen die Funktionalitäten im Kapitel Identifizierung / Barcode verwenden.

Signatur

get_1d_bar_code_scanline(BarCodeRegion : : BarCodeDescr, GenericName, GenericValue, Orientation, StopIfFound : BarCodeElements, ScanlineNumPoints, ScanlineDecoded, ScanlinePointsRow, ScanlinePointsColumn)

Herror T_get_1d_bar_code_scanline(const Hobject BarCodeRegion, const Htuple BarCodeDescr, const Htuple GenericName, const Htuple GenericValue, const Htuple Orientation, const Htuple StopIfFound, Htuple* BarCodeElements, Htuple* ScanlineNumPoints, Htuple* ScanlineDecoded, Htuple* ScanlinePointsRow, Htuple* ScanlinePointsColumn)

Herror get_1d_bar_code_scanline(Hobject BarCodeRegion, const HTuple& BarCodeDescr, const HTuple& GenericName, const HTuple& GenericValue, const HTuple& Orientation, const HTuple& StopIfFound, HTuple* BarCodeElements, HTuple* ScanlineNumPoints, HTuple* ScanlineDecoded, HTuple* ScanlinePointsRow, HTuple* ScanlinePointsColumn)

HTuple HImage::Get1dBarCodeScanline(const HTuple& BarCodeDescr, const HTuple& GenericName, const HTuple& GenericValue, const HTuple& Orientation, const HTuple& StopIfFound, HTuple* ScanlineNumPoints, HTuple* ScanlineDecoded, HTuple* ScanlinePointsRow, HTuple* ScanlinePointsColumn) const

HTuple HBarCode1D::Get1dBarCodeScanline(const HImage& BarCodeRegion, const HTuple& GenericName, const HTuple& GenericValue, const HTuple& Orientation, const HTuple& StopIfFound, HTuple* ScanlineNumPoints, HTuple* ScanlineDecoded, HTuple* ScanlinePointsRow, HTuple* ScanlinePointsColumn) const

void Get1dBarCodeScanline(const HObject& BarCodeRegion, const HTuple& BarCodeDescr, const HTuple& GenericName, const HTuple& GenericValue, const HTuple& Orientation, const HTuple& StopIfFound, HTuple* BarCodeElements, HTuple* ScanlineNumPoints, HTuple* ScanlineDecoded, HTuple* ScanlinePointsRow, HTuple* ScanlinePointsColumn)

HTuple HImage::Get1dBarCodeScanline(const HTuple& BarCodeDescr, const HTuple& GenericName, const HTuple& GenericValue, double Orientation, const HString& StopIfFound, HTuple* ScanlineNumPoints, HTuple* ScanlineDecoded, HTuple* ScanlinePointsRow, HTuple* ScanlinePointsColumn) const

HTuple HImage::Get1dBarCodeScanline(const HTuple& BarCodeDescr, const HString& GenericName, double GenericValue, double Orientation, const HString& StopIfFound, Hlong* ScanlineNumPoints, Hlong* ScanlineDecoded, double* ScanlinePointsRow, double* ScanlinePointsColumn) const

HTuple HImage::Get1dBarCodeScanline(const HTuple& BarCodeDescr, const char* GenericName, double GenericValue, double Orientation, const char* StopIfFound, Hlong* ScanlineNumPoints, Hlong* ScanlineDecoded, double* ScanlinePointsRow, double* ScanlinePointsColumn) const

void HOperatorSetX.Get1dBarCodeScanline(
[in] IHUntypedObjectX* BarCodeRegion, [in] VARIANT BarCodeDescr, [in] VARIANT GenericName, [in] VARIANT GenericValue, [in] VARIANT Orientation, [in] VARIANT StopIfFound, [out] VARIANT* BarCodeElements, [out] VARIANT* ScanlineNumPoints, [out] VARIANT* ScanlineDecoded, [out] VARIANT* ScanlinePointsRow, [out] VARIANT* ScanlinePointsColumn)

VARIANT HBarCode1DX.Get1dBarCodeScanline(
[in] IHImageX* BarCodeRegion, [in] VARIANT BarCodeDescr, [in] VARIANT GenericName, [in] VARIANT GenericValue, [in] double Orientation, [in] BSTR StopIfFound, [out] VARIANT* ScanlineNumPoints, [out] VARIANT* ScanlineDecoded, [out] VARIANT* ScanlinePointsRow, [out] VARIANT* ScanlinePointsColumn)

VARIANT HImageX.Get1dBarCodeScanline(
[in] VARIANT BarCodeDescr, [in] VARIANT GenericName, [in] VARIANT GenericValue, [in] double Orientation, [in] BSTR StopIfFound, [out] VARIANT* ScanlineNumPoints, [out] VARIANT* ScanlineDecoded, [out] VARIANT* ScanlinePointsRow, [out] VARIANT* ScanlinePointsColumn)

static void HOperatorSet.Get1dBarCodeScanline(HObject barCodeRegion, HTuple barCodeDescr, HTuple genericName, HTuple genericValue, HTuple orientation, HTuple stopIfFound, out HTuple barCodeElements, out HTuple scanlineNumPoints, out HTuple scanlineDecoded, out HTuple scanlinePointsRow, out HTuple scanlinePointsColumn)

HTuple HImage.Get1dBarCodeScanline(HTuple barCodeDescr, HTuple genericName, HTuple genericValue, double orientation, string stopIfFound, out HTuple scanlineNumPoints, out HTuple scanlineDecoded, out HTuple scanlinePointsRow, out HTuple scanlinePointsColumn)

HTuple HImage.Get1dBarCodeScanline(HTuple barCodeDescr, string genericName, double genericValue, double orientation, string stopIfFound, out int scanlineNumPoints, out int scanlineDecoded, out double scanlinePointsRow, out double scanlinePointsColumn)

Beschreibung

Wie get_1d_bar_codeget_1d_bar_codeGet1dBarCodeget_1d_bar_codeGet1dBarCodeGet1dBarCode extrahiert auch get_1d_bar_code_scanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineGet1dBarCodeScanline die Elementdicke innerhalb der vorgegebenen (Barcode-)Region, allerdings liefert get_1d_bar_code_scanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineGet1dBarCodeScanline auch noch Informationen über die verwendeten Scanlines.

Die Beschreibung der Parameter können bei den Operatoren get_1d_bar_codeget_1d_bar_codeGet1dBarCodeget_1d_bar_codeGet1dBarCodeGet1dBarCode und find_1d_bar_code_scanlinefind_1d_bar_code_scanlineFind1dBarCodeScanlinefind_1d_bar_code_scanlineFind1dBarCodeScanlineFind1dBarCodeScanline gefunden werden.

Parallelisierung

Parameter

BarCodeRegionBarCodeRegionBarCodeRegionBarCodeRegionBarCodeRegionbarCodeRegion (input_object)  singlechannelimage → objectHImageHImageHImageHImageXHobject (byte / uint2)

Region des Barcodes.

BarCodeDescrBarCodeDescrBarCodeDescrBarCodeDescrBarCodeDescrbarCodeDescr (input_control)  barcode_1d → HTupleHTupleHBarCode1D, HTupleHBarCode1DX, VARIANTHtuple (string / integer / real) (string / int / long / double) (HString / Hlong / double) (char* / Hlong / double) (BSTR / Hlong / double) (char* / Hlong / double)

Beschreibung eines Barcode-Typs

GenericNameGenericNameGenericNameGenericNameGenericNamegenericName (input_control)  attribute.name(-array) → HTupleHTupleHTupleVARIANTHtuple (string) (string) (HString) (char*) (BSTR) (char*)

Namen der optionalen Steuerparameter.

Defaultwert: []

Werteliste: 'add_length_project'"add_length_project""add_length_project""add_length_project""add_length_project""add_length_project", 'amplitude_project'"amplitude_project""amplitude_project""amplitude_project""amplitude_project""amplitude_project", 'interpolation_project'"interpolation_project""interpolation_project""interpolation_project""interpolation_project""interpolation_project", 'max_extra_elements'"max_extra_elements""max_extra_elements""max_extra_elements""max_extra_elements""max_extra_elements", 'num_scanlines'"num_scanlines""num_scanlines""num_scanlines""num_scanlines""num_scanlines", 'sigma_project'"sigma_project""sigma_project""sigma_project""sigma_project""sigma_project", 'width_project'"width_project""width_project""width_project""width_project""width_project"

GenericValueGenericValueGenericValueGenericValueGenericValuegenericValue (input_control)  attribute.value(-array) → HTupleHTupleHTupleVARIANTHtuple (real / integer) (double / int / long) (double / Hlong) (double / Hlong) (double / Hlong) (double / Hlong)

Werte der optionalen Steuerparameter.

Defaultwert: []

OrientationOrientationOrientationOrientationOrientationorientation (input_control)  angle.rad → HTupleHTupleHTupleVARIANTHtuple (real) (double) (double) (double) (double) (double)

Orientierung des Barcodes.

StopIfFoundStopIfFoundStopIfFoundStopIfFoundStopIfFoundstopIfFound (input_control)  string → HTupleHTupleHTupleVARIANTHtuple (string) (string) (HString) (char*) (BSTR) (char*)

Verlasse Operator sobald der Barcode decodiert wurde?.

Defaultwert: 'false' "false" "false" "false" "false" "false"

Werteliste: 'false'"false""false""false""false""false", 'true'"true""true""true""true""true"

BarCodeElementsBarCodeElementsBarCodeElementsBarCodeElementsBarCodeElementsbarCodeElements (output_control)  number-array → HTupleHTupleHTupleVARIANTHtuple (real) (double) (double) (double) (double) (double)

Dicke der einzelnen Elemente.

ScanlineNumPointsScanlineNumPointsScanlineNumPointsScanlineNumPointsScanlineNumPointsscanlineNumPoints (output_control)  number(-array) → HTupleHTupleHTupleVARIANTHtuple (integer) (int / long) (Hlong) (Hlong) (Hlong) (Hlong)

Anzahl der zur Scanline gehörenden Punkte.

ScanlineDecodedScanlineDecodedScanlineDecodedScanlineDecodedScanlineDecodedscanlineDecoded (output_control)  integer(-array) → HTupleHTupleHTupleVARIANTHtuple (integer) (int / long) (Hlong) (Hlong) (Hlong) (Hlong)

Information ob der Barcode mit der Scanline dekodiert werden konnte.

Werteliste: 0, 1, 2

ScanlinePointsRowScanlinePointsRowScanlinePointsRowScanlinePointsRowScanlinePointsRowscanlinePointsRow (output_control)  real(-array) → HTupleHTupleHTupleVARIANTHtuple (real) (double) (double) (double) (double) (double)

Spaltenkoordinaten der Punkte der Scanline.

ScanlinePointsColumnScanlinePointsColumnScanlinePointsColumnScanlinePointsColumnScanlinePointsColumnscanlinePointsColumn (output_control)  real(-array) → HTupleHTupleHTupleVARIANTHtuple (real) (double) (double) (double) (double) (double)

Zeilenkoordinaten der Punkte der Scanline.

Beispiel (C++ (HALCON 5.0-10.0))

HTuple   empty;   // empty list of values
HTuple   BarCodeDescr;
HTuple   Orientations, Elements;
HTuple   Characters,Reference,IsCorrect;
Hobject  Image,CodeRegions,CodeRegion,GrayRegion;
Hlong     num;
HTuple   ScanlineNumPoints, ScanlineDecoded, ScanlinePointsRow,
         ScanlinePointsColumn;
HTuple   NumScanlines, NumPoints;
HTuple   j, k, indexPoint, nStart, nEnd;
HTuple   WindowHandle;

gen_1d_bar_code_descr("code 39",4,15,&BarCodeDescr);
find_1d_bar_code_region(Image,&CodeRegion,BarCodeDescr,empty,empty,
                        &Orientations);
count_obj(CodeRegions,&num);
for (Hlong i=0; i<num; i++)
{
  select_obj(CodeRegions,&CodeRegion,i);
  reduce_domain(Image,CodeRegion,GrayRegion)\:
  get_1d_bar_code_scanlines(GrayRegion,BarCodeDescr,empty,empty,
                            Orientations[i],"false",&Elements,
                            &ScanlineNumPoints,&ScanlineDecoded,
                            &ScanlinePointsRow,&ScanlinePointsColumn);
  decode_1d_bar_code(Elements,BarCodeDescr,
                     &Characters,&Reference,&IsCorrect);
  // display scanlines
  NumScanlines = ScanlineNum.Num();
  indexPoint = HTuple(0);
  for (j=0; j<=NumScanlines-1; j+=1)
  {
    if (HTuple(ScanlineDecoded[(Hlong)(j)[0]])==1)
    {
      set_color(WindowHandle,HTuple("green"));
    }
    else
    {
      set_color(WindowHandle,HTuple("red"));
    }
    NumPoints = HTuple(ScanlineNumPoints[(Hlong)(j)[0]]);
    nStart = indexPoint;
    nEnd = (indexPoint+NumPoints)-1;
    for (k=nStart; k<=nEnd; k+=1)
    {
      disp_circle(WindowHandle,HTuple(ScanlinePointsRow[(Hlong)(k)[0]]),
      HTuple(ScanlinePointsColumn[(Hlong)(k)[0]]),HTuple(1));
    }
    indexPoint = nEnd+1;
  }
}

Ergebnis

get_1d_bar_code_scanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineget_1d_bar_code_scanlineGet1dBarCodeScanlineGet1dBarCodeScanline liefert den Wert 2 (H_MSG_TRUE), sofern die Parameter korrekt sind.

Modul

Bar Code

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