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Commitbb35419

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add converting pdf to image tutorial
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‎README.md

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@@ -96,6 +96,7 @@ This is a repository of all the tutorials of [The Python Code](https://www.thepy
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-[Highlighting Text in PDF with Python](https://www.thepythoncode.com/article/redact-and-highlight-text-in-pdf-with-python). ([code](handling-pdf-files/highlight-redact-text))
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-[How to Extract Text from Images in PDF Files with Python](https://www.thepythoncode.com/article/extract-text-from-images-or-scanned-pdf-python). ([code](handling-pdf-files/pdf-ocr))
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-[How to Convert PDF to Docx in Python](https://www.thepythoncode.com/article/convert-pdf-files-to-docx-in-python). ([code](handling-pdf-files/convert-pdf-to-docx))
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-[How to Convert PDF to Images in Python](https://www.thepythoncode.com/article/convert-pdf-files-to-images-in-python). ([code](handling-pdf-files/convert-pdf-to-image))
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-###[Web Scraping](https://www.thepythoncode.com/topic/web-scraping)
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#[How to Convert PDF to Images in Python](https://www.thepythoncode.com/article/convert-pdf-files-to-images-in-python)
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To run this:
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-`pip3 install -r requirements.txt`
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- To convert the PDF file`bert-paper.pdf` into several images (image per page):
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```
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$ python convert_pdf2image.py bert-paper.pdf
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```
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importfitz
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fromtypingimportTuple
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importos
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defconvert_pdf2img(input_file:str,pages:Tuple=None):
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"""Converts pdf to image and generates a file by page"""
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# Open the document
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pdfIn=fitz.open(input_file)
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output_files= []
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# Iterate throughout the pages
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forpginrange(pdfIn.pageCount):
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ifstr(pages)!=str(None):
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ifstr(pg)notinstr(pages):
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continue
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# Select a page
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page=pdfIn[pg]
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rotate=int(0)
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# PDF Page is converted into a whole picture 1056*816 and then for each picture a screenshot is taken.
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# zoom = 1.33333333 -----> Image size = 1056*816
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# zoom = 2 ---> 2 * Default Resolution (text is clear, image text is hard to read) = filesize small / Image size = 1584*1224
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# zoom = 4 ---> 4 * Default Resolution (text is clear, image text is barely readable) = filesize large
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# zoom = 8 ---> 8 * Default Resolution (text is clear, image text is readable) = filesize large
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zoom_x=2
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zoom_y=2
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# The zoom factor is equal to 2 in order to make text clear
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# Pre-rotate is to rotate if needed.
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mat=fitz.Matrix(zoom_x,zoom_y).preRotate(rotate)
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pix=page.getPixmap(matrix=mat,alpha=False)
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output_file=f"{os.path.splitext(os.path.basename(input_file))[0]}_page{pg+1}.png"
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pix.writePNG(output_file)
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output_files.append(output_file)
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pdfIn.close()
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summary= {
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"File":input_file,"Pages":str(pages),"Output File(s)":str(output_files)
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}
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# Printing Summary
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print("## Summary ########################################################")
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print("\n".join("{}:{}".format(i,j)fori,jinsummary.items()))
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print("###################################################################")
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returnoutput_files
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if__name__=="__main__":
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importsys
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input_file=sys.argv[1]
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convert_pdf2img(input_file)
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PyMuPDF==1.18.9

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