You can use libraries like TCPDF or FPDF in PHP to extract text from a PDF file, but reading a PDF line by line directly is not straightforward as PDF files do not have a specific line structure like text files. To create a text file from a PDF, you can use libraries like MPDF or PDFlib in PHP to extract text content and write it to a text file.
If you can't edit a PDF file's text, it might be scanned file. In that case, if you want to edit it, please use some PDF ocr softwares. PDF ocr software can recognize the charactors of the file and turn them into text files. PDFOCR is a famous, easy-to-use ocr software, and you can try it by clicking the link below.
It is fundamentally impossible to convert "any" file to PDF. PDF is used for text and images. There is no way to translate a program, a movie, or an MP3 file into a PDF.
You can't edit it, PDF is optimised to be more "book-like" and text files are created to write and work on the text.
A PDF file contains text and graphics. An MP3 file contains sound (music). So, one file cannot be converted to another.
The mp3 is a music file. The PDF is (usually) a text document file. It is possible to embed a MP3 audio file into a PDF document, but you will need to purchase Adobe Acrobat Professional (about $500.00) to do it.
You can't. RAR is a compressed archive for storing various forms of data. PDF is a format for a text document.
You can extract video from pdf files by first downloading the pdf file in a zipped format. Once you have downloaded the file, you can unzip the file and extract the video from it.
Use some convert softwares. You can download PDFzilla in the first link below. PDFzilla is a softrware which can convert pdf files into text and HTML files. But if your pdf file is scanned one, PDFzilla cannot deal with it. In that case please use the software - PDFOCR. It will recognize the charactors in the PDF files and export them in text files. You can download it in the second link below.
HTML stands for Hyper Text Markup Language. PDF stands for Portable Document File.
First you need to convert that pdf file into ppt file and then require a vimeo or movie maker type software to add voice in it
See if you can rely on some PDF recovery software to get the whole file back.