Functions

Setup & configuration

• pdfInitLibrary: Initialize the library.
• pdfCloseLibrary: Free all resources allocated by pdfInitLibrary.
• pdfLibraryVersion: Retrieve the library version number.
• pdfSetConfig: Process a configuration command.

Opening & closing PDF files

• pdfLoadFile: Load a PDF file from disk.
• pdfLoadFileW: Load a PDF file from disk with a Unicode file name.
• pdfLoadFileWithPassword: Load a PDF file from disk, with a password.
• pdfLoadFileWithPasswordW: Load a PDF file from disk with a Unicode file name, with a password.
• pdfLoadMem: Load a PDF file from a memory buffer.
• pdfLoadMemWithPassword: Load a PDF file from a memory buffer, with a password.
• pdfFree: Free all memory associated with a PDF handle.

Extracting text

• pdfConvertToTextFile: Convert pages to text and write to a file.
• pdfConvertToTextString: Convert pages to text and return a string.
• pdfExtractTextFromRect: Extract text from a rectangular region.
• pdfExtractTextFromRect2: Extract text from a rectangular region.

Word lists

• pdfBuildWordList: Construct a word list.
• pdfBuildWordListFromRect2: Construct a word list for a rectangular region.
• pdfGetPrimaryDirection: Get the primary writing direction of the word list.
• pdfGetNumWords: Get the number of words on the word list.
• pdfGetWord: Get a word handle.
• pdfGetWordText: Get the text of a word.
• pdfGetWordLength: Get the Unicode length of a word.
• pdfGetWordFontName: Get the name of the font used by a word.
• pdfGetWordColor: Get the color of a word.
• pdfGetWordBox: Get the bounding box of a word.
• pdfGetWordBox2: Get the bounding box of a word.
• pdfGetWordCharBox: Get the bounding box of a character in a word.
• pdfGetWordCharBox2: Get the bounding box of a character in a word.
• pdfGetWordSpaceAfter: Check for a space after a word.
• pdfGetWordFontSize: Get the font size used by a word.
• pdfGetWordFontIsFixedWidth: Get the "fixed width" font flag for a word.
• pdfGetWordFontIsSerif: Get the "serif" font flag for a word.
• pdfGetWordFontIsSymbolic: Get the "symbolic" font flag for a word.
• pdfGetWordFontIsItalic: Get the "italic" font flag for a word.
• pdfGetWordFontIsBold: Get the "bold" font flag for a word.
• pdfGetWordRotation: Get the rotation angle of a word.
• pdfGetWordCharPos: Get the character position of a word.
• pdfGetWordCharLen: Get the character length of a word.
• pdfGetWordDirection: Get the writing direction of a word.

Text statistics

• pdfGetNumVisibleChars: Get the number of visible chars on the most recent page.
• pdfGetNumInvisibleChars: Get the number of invisible chars on the most recent page.
• pdfGetNumRemovedDupChars: Get the number of removed duplicate chars on the most recent page.

Annotations

• pdfBuildAnnotList: Construct an annotation list.
• pdfGetNumAnnots: Get the number of annotations on the annotation list.
• pdfGetAnnot: Get an annotation handle.
• pdfGetAnnotType: Get the type of an annotation.
• pdfGetAnnotRect: Get the bounding box of an annotation.
• pdfGetAnnotContent: Get the content of an annotation.

Form fields and XFA data

• pdfGetFormType: Get the type of form in the PDF file.
• pdfGetNumFormFields: Get the number of form fields.
• pdfSortFormFields: Sort the form fields in row-major order.
• pdfGetFormField: Get a form field handle.
• pdfGetFormFieldType: Get the type of a form field.
• pdfGetFormFieldName: Get the name of a form field.
• pdfGetFormFieldBBox: Get a form field's bounding box.
• pdfGetFormFieldMaxLength: Get the maximum length of a form field's value.
• pdfGetFormFieldValue: Get the value of a form field.
• pdfExtractXFAData: Extract XFA form data.

Setting parameters

• pdfSetTextEncoding: Set the encoding to use for text output.
• pdfSetTextReadingOrderMode: Set text extraction mode to "reading order".
• pdfSetTextPhysicalLayoutMode: Set text extraction mode to "physical layout".
• pdfSetTextSimpleLayoutMode: Set text extraction mode to "simple layout".
• pdfSetTextSimple2LayoutMode: Set text extraction mode to "simple2 layout".
• pdfSetTextTableLayoutMode: Set text extraction mode to "table layout".
• pdfSetTextLinePrinterMode: Set text extraction mode to "line printer".
• pdfSetTextRawMode: Set text extraction mode to "raw".
• pdfSetTextFixedPitch: Set the text pitch.
• pdfSetTextFixedLineSpacing: Set the text line spacing.
• pdfSetClipText: Separate clipped text from unclipped text.
• pdfSetDiscardDiagonalText: Discard diagonal text.
• pdfSetDiscardClippedText: Discard clipped text.
• pdfSetDiscardInvisibleText: Discard invisible text.
• pdfSetTextPageBreaks: Enable/disable page break characters between pages.
• pdfSetTextKeepTinyChars: Keep tiny characters.
• pdfSetTextMapNumericCharNames: Map numeric character names to Unicode.

PDF file information

• pdfGetNumPages: Get the number of pages.
• pdfGetPageWidth: Get the width of the specified page.
• pdfGetPageHeight: Get the height of the specified page.
• pdfGetPageBoxXMax: Get the maximum x coordinate of the specified page box.
• pdfGetPageBoxXMin: Get the minimum x coordinate of the specified page box.
• pdfGetPageBoxYMax: Get the maximum y coordinate of the specified page box.
• pdfGetPageBoxYMin: Get the minimum y coordinate of the specified page box.
• pdfGetPageSize: Get the size of the specified page.
• pdfGetPageRotation: Get the default rotation for the specified page.
• pdfGetPageUserUnit: Get the UserUnit scaling factor for the specified page.
• pdfGetFormType2: Get the type of form in the PDF file.
• pdfOkToExtractText: Check to see if the PDF file allows text extraction.
• pdfOkToPrint: Check to see if the PDF file allows printing.
• pdfOkToChange: Check to see if the PDF file allows changing.
• pdfOkToAddNotes: Check to see if the PDF file allows adding notes.
• pdfIsTagged: Check to see if the PDF file is tagged.
• pdfGetPDFVersion: Get the PDF version number.
• pdfFileIsDamaged: Check to see if the PDF file is damaged.
• pdfGetViewerPreference: Return an entry from the ViewerPreferences dictionary.
• pdfUsesJavaScript: Returns non-zero if the PDF document uses JavaScript.

Text-type Info Entries

• pdfGetInfoString: Get the content of a document info field.
• pdfGetTitle: Get the document title.
• pdfGetSubject: Get the document subject.
• pdfGetKeywords: Get the document keywords.
• pdfGetAuthor: Get the document author.
• pdfGetCreator: Get the document creator.
• pdfGetProducer: Get the document producer.

Date-type Info Entries

• pdfGetInfoDate: Parse a document info field as a date.
• pdfGetCreationDate: Get file creation date.
• pdfGetModDate: Get file modification date.

Scanning the Info Entries

• pdfGetNumInfoFields: Get the number of document info fields available in the PDF file.
• pdfGetInfoFieldName: Get the name of a specified info field.

Metadata Stream

• pdfGetMetadata: Get the document-level metadata stream.

Layers

• pdfGetNumLayers: Get the number of layers.
• pdfGetLayer: Get a layer handle.
• pdfGetLayerName: Get the name of a layer.
• pdfGetLayerVisibility: Get the visibility state of a layer.
• pdfSetLayerVisibility: Set the visibility state of a layer.
• pdfGetLayerViewState: Get the suggested state of a layer for viewing mode.
• pdfGetLayerPrintState: Get the suggested state of a layer for printing mode.
• pdfGetLayerOrderRoot: Get the root of the layer display order tree.
• pdfGetLayerOrderIsName: Check to see if a layer display order node is a name.
• pdfGetLayerOrderName: Get the name of a layer display order node.
• pdfGetLayerOrderLayer: Get the layer associated with a layer display order node.
• pdfGetLayerOrderNumChildren: Get the number of children attached to a layer display order node.
• pdfGetLayerOrderChild: Get a child of a layer display order node.

Embedded files

• pdfGetNumEmbeddedFiles: Get the number of embedded files.
• pdfGetEmbeddedFileName: Get the name of an embedded file.
• pdfSaveEmbeddedFile: Save an embedded file.
• pdfSaveEmbeddedFileW: Save an embedded file with a Unicode file name.
• pdfGetEmbeddedFileMem: Get an embedded file in a memory buffer.

Miscellaneous

• pdfSetErrorCbk: Provide a function to be called whenever an error is reported.
• pdfFreeMemory: Free memory allocated by the library.