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To extract a text from Pdf documents getText and getText(int) methods are used. These methods allow to extract a text from the entire document or a text from the selected page.
Here are the steps to extract a text from Pdf document:
Instantiate Parser object for the initial document; Call getText method and obtain TextReader object; Read a text from reader. Warning getText method returns null value if text extraction isn’t supported for the document....Conversion Product Solution GroupDocs...Extract data from PDF documents / Extract text from PDF documents Extract...
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To extract metadata from Pdf documents getMetadata method is used. This method allows to extract the following metadata:
Name Description title The title of the presentation. subject The subject of the presentation. keywords The keyword of the presentation. author The name of the presentation’s author. application The name of the application. application-version The version number of the application that created the presentation. created-time The time of the presentation creation. last-saved-time The time of the the presentation when it was last saved....Conversion Product Solution GroupDocs...data from PDF documents / Extract metadata from PDF documents...
To extract images from Pdf documents getImages methods are used. By default images are extracted with its original format. With using ImageOptions class it is possible to extract images from Pdf documents as bmp, gif, jpeg, png and webp formats.
Warning getImages method returns null value if image extraction isn’t supported for the document. For example, image extraction isn’t supported for TXT files. Therefore, for TXT file getImages method returns null....Conversion Product Solution GroupDocs...data from PDF documents / Extract images from PDF documents Extract...
To search a keyword in Pdf documents search(String) method is used. This method returns the collection of SearchResult objects. For details, see Search Text.
Here are the steps to search a keyword in Pdf document:
Instantiate Parser object for the initial document; Call search(String) method and obtain the collection of SearchResult objects; Iterate through the collection and get the position and text. Warning search(String) method returns null value if search isn’t supported for the document....Conversion Product Solution GroupDocs...Extract data from PDF documents / Search text in PDF documents Search...
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