scConverter SDK Updates

• PDFWriteFormat - You may now choose between all the supported PDF/A variants and use it as default PDF output variant. The following values are now supported:
  0. PDF 1.7 (normal/editable)
  1. PDF/A-1B
  2. PDF/A-2B
  3. PDF/A-3B
  4. PDF/A-2U
  5. PDF/A-3U
  6. PDF/A-4
  Previously only values 0 (editable PDF) and 1 (PDF/A-2B) were supported.
• SetLoadPassword - This is a new method that let you set a password before loading password protected PDF, DWF and DWFX files.

• GetLastError - Trying to load a password protected file without setting the correct password will fail and error code 15 will be returned.

• scSetPDFWriteFormat - You may now choose between all the supported PDF/A variants and use it as default PDF output variant.
  Previously only values 0 (editable PDF) and 1 (PDF/A-2B) were supported.
• scSetLoadPassword - This is a new function that let you set a password before loading password protected PDF, DWF and DWFX files.
• All conversion functions will return error code 15 if a password protected PDF and DWF/DWFX file is loaded with wrong password.

• 1589 An image was missing after conversion from PDF to DWF using PDFToCAD.
• 1588 Password protected DWF, DWFX and PDF files were not supported.
• 1587 Trying to usePDFConform with Normalize flag on a PDF file that could not be repaired, created a corrupt output PDF file. The method will now return an error message and no output PDF file will be created if such files are encountered.

• SetConfigValue - Added value 16: Enable or disable creation of progressive JPEG files.

• 1585 Some filled elements in a DWFX file were missing transparency.
• 1584 Line merge mode was lost after converting a HPGL/2 file from customer to PDF.
• 1582 PDF to DWF conversion of a file from a customer caused an exception error.
• 1579 SetPDFProperty settings didn't have any effect if PDFRASTER export format was selected.

• 1578 32-bit HEIC images was loaded as 24-bit which caused transparency (alpha channel) to be lost.
• 1573 Missing images in CGM file from customer.
• 1567 PDF file from customer failed to convert.

• 1568 Missing image after conversion from PDF to PLT using PDFToCAD.
• 1564 Missing holes after converting an Excellon drill file to PDF.
• 1563 Some lines had wrong line style after conversion from PDF to PLT using PDFToCAD.

• SetConfigValue - Added value 15: Set rendering quality for arcs when converting to raster formats.
  Default value is 360 (total number of line segments for a full arc).
• PDFConform - Added option to conform PDF files into PDF/A-4 standard.

• 1562 Converting a 24-bit image to 32-bit PNG/BMP/WEBP/TIFF/HEIC file created only a blank image.
• 1561 Some of the text in a DWF file were displaced.
• 1557 An image was missing in a CGM file.

• 1550 DWF file caused floating point exception error during conversion.
• 1549 DWF file were converted as a blank file.
• 1547 One of the pages in a DWF file was converted with wrong extents.
• Files with HEIF extension were not recognized as valid HEIC files.

• VBSCreateGUID - Create and return GUID as Variant data type.

• 1546 Converting 32-bit PNG to HEIC caused transparency (alpha channel) to be lost.
• 1545 PDF to PNG conversion created only a blank image.
• 1543 Freehand text annotations in a PDF file contained invalid characters after conversion to any format.
• 1529 16-bit BMP files became only black if rotation was used during conversion.

• scConverter is now built using Visual Studio 2022.
• Windows XP platform is no longer supported.
• You can now create a searchable PDF from a scanned document using OCR.
  This feature requires that the Tesseract OCR engine is installed on the system.
• New method to compress files using compression methods supported by the HTTP protocol (Brotli and GZIP).
• All sample applications have been migrated to Visual Studio 2022.

• CompressFile - Compress a file using Brotli, GZIP, BZIP2 and ZSTD compression methods.
• CreateSearchablePDF - Can create a searchable PDF file from a scanned document if Tesseract OCR engine is available.
• DetectQREx - Search for QR codes in a file opened by OpenFileEx.
• GetQRTextEx - Return decoded text for a QR code previously found by DetectQREx.

• OCRAvailable - Check if Tesseract OCR engine is available.
• VBSPixHeight - Return height of file opened with VBSOpen in pixels.
• VBSPixWidth - Return width of file opened with VBSOpen in pixels.

New Exported Functions:

Changes to Methods:

• 1544 PDF to DWF: Some black and white images were inverted after conversion to DWF.
• The values returned by VBSHeight and VBSWidth properties were not correct.

• Added new method: VBSOpen
• Added new method: VBSConvert
• Added new method: VBSClose
• Added new property: VBSDPI
• Added new property: VBSFormat
• Added new property: VBSHeight
• Added new property: VBSWidth
• Added new property: VBSPage
• Added new property: VBSPages

These methods and properties were added to support development environments that cannot use the OpenFileEx based methods.
Please check the documentation for more information.

• 1539 Excellon drill file was converted with wrong extents.
• 1538 Missing markup text in a DWF file from customer.
• 1537 Some of the markup text in a DWFX file from customer had wrong rotation.
• 1536 Missing a stamp in a DWF file from customer.
• 1535 CGM files from customer were not converted correctly. Some of the files could cause a memory error exception.
• 1534 Missing dots in a DWF file from customer.

• Added new method: Convert3

• 1530 Missing raster data in CGM file from customer. The file could also cause memory errors.
• 1527 TIFF files using ZIP type compression were not supported.
• #### Some of the output format identifiers for SaveCompareResult did output wrong file format.

• Added support for reading and writing HEIC file format.
• Added SetConfigValue( 5 ) to control if a temporary user profile should be used during LibreOffice conversion.
• Added SetConfigValue( 6 ) to control HEIC compression level.
• Visual Studio 2010 runtime is no longer required to run scConverter and its components.
• Visual Studio 2010 redistributables are no longer part of the SDK.

• 1525 Converting from 32-bit PNG to 24-bit PNG caused degrading of the quality.
• 1523 A PLT file was converted with wrong color for some of the text.
• 1520 A single page CGM file was loaded as two pages and was missing an image.

• 1514 A DWFX file from customer caused exception error during load.
• 1511 Due a clipping error several images in a DWFX were displayed but should have been discarded.
• 1510 Converting a PLT to DWF caused paper background to be flipped around Y axis due to extreme dimensions.
• 1506 Missing Chinese characters after converting from DWF to PDF.
• 1503 Missing raster images in a DWF file from customer.
• 1502 Missing content on page 2 in a DWF file from customer.

• 1495 PDF to DWF: Some raster images (text) became fuzzy after conversion to DWF.
• 1491 Filled black rectangles in a DWF file were covering other information.
• 1490 Markup approved symbol would be wrong after saving to a new PDF, if the original PDF had page rotation.
• 1489 A raster image was covering other information in a DWF file.
• 1483 PDF to DWF: DWF files had wrong page size after conversion.
• 1482 Some images in a DWF file had greyish background after conversion to PDF.
•          Custom PDF Properties didn't work with the PDFConform function.

The converter may now use TrueType fonts for PDF files converted from file formats that support this, for example DWF.
The use of TrueType will both reduce size of the exported PDF and increase the performance.

• GetQRImage - Create a QR image and return as IPicture.
• SaveQRImage - Create a QR image and save as file.
• SetPDFCustomProperty - Add a custom property to the next exported PDF file.
• PDFSignFile - Add a digital certificate to a PDF file.
• PDFExtractPageEx - Extract a page from PDF file and save as new file.
• CreateGUID - Create a unique identifier and return as string.

• scSetPDFCustomProperty - Add a custom property to the next exported PDF file.
• scPDFSignFile - Add a digital certificate to a PDF file.
• scCreateGUID - Create a unique identifier and return as string.

• SetConfigValue - Added value 4: Enable or disable TrueType text in exported PDF files (if possible).

• scSetConfigValue - Added value 4: Enable or disable TrueType text in exported PDF files (if possible).

• 1475 A text element was displayed outside page area if the PDF file was opened as vector format.
• 1471 Some images were missing if a PDF file was opened as vector format.
• 1467 Text was missing in a DWF file due to clipping error.
• 1466 A signature image had wrong colors when PDF file was opened as vector.
• 1462 Missing alpha mask for an image when the PDF was opened as vector format.
• 1459 Missing filled items in DWFX file from customer.
• 1456 Some Arabic characters in a DWF file were not correct after conversion to PDF. The PDF exporter can now use TrueType to correct this issue.