Foxit PDF SDK
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Public Member Functions | |
OCR () | |
Constructor. | |
OCR (OCR other) | |
Constructor, with another ocr object. More... | |
bool | IsEmpty () |
Check whether current object is empty or not. More... | |
void | OCRPDFDocument (PDFDoc pdf_doc, bool is_editable) |
OCR each page of a PDF document. More... | |
void | OCRPDFPage (PDFPage pdf_page, bool is_editable) |
OCR a PDF page. More... | |
This class is used to do OCR for a PDF page or a PDF document. Please ensure OCR engine has been initialized before using this class.
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Constructor, with another ocr object.
[in] | other | Another ocr object. |
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Check whether current object is empty or not.
When the current object is empty, that means current object is useless.
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OCR each page of a PDF document.
After this function succeeds, the PDF page content may be changed. It is better to parse or re-parse PDF pages in the input PDF document before use these pages.
[in] | pdf_doc | A valid PDF document object. |
[in] | is_editable | true means the OCR result is editable. false means the OCR result can only be searched but not be edit. |
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OCR a PDF page.
After this function succeeds, the PDF page content may be changed and the input PDF page is recommended to be re-parsed.
[in] | pdf_page | A valid PDF page object. This PDF page should have been parsed. |
[in] | is_editable | true means the OCR result is editable. false means the OCR result can only be searched but not be edit. |