Commits on Nov 26, 2022

1. Fix broken link in README.md …

   Comparing the [old examples/image-maintaince.py](https://github.com/pymupdf/PyMuPDF-Utilities/blob/ceb27639b6a7e1057178d448c5fdf7bc9d357406/examples/image-maintenance.py) with [the new examples/edit-images/edit.py](https://github.com/pymupdf/PyMuPDF-Utilities/blob/master/examples/edit-images/edit.py) are all changes to the documentation or updating to the new API which replaced camel casing with underscores
   
   ```bash
   diff -w old.py new.py
   1,2d0
   < # -*- coding: utf-8 -*-
   <
   4,11c2,4
   < @created: 2020-08-05 13:00:00
   < @author: Jorj X. McKie
   < Let the user select a PDF file to maintain its images.
   < Dependencies:
   < PyMuPDF v1.17.5, wxPython Phoenix version
   < License:
   <  GNU GPL 3.x, GNU AFFERO GPL 3
   < Copyright:
   ---
   > Edit images in a PDF document
   > -------------------------------------------------------------------------------
   > License: GNU AFFERO GPL 3
   12a6,11
   > Usage
   > -----
   > python edit.py
   > Dependencies
   > ------------
   > PyMuPDF v1.17.5, wxPython Phoenix version
   13a13
   >
   136c136
   <     img_rect = page.getImageBbox(img)
   ---
   >     img_rect = page.get_image_bbox(img)
   148c148
   <     if img_rect.isInfinite:
   ---
   >     if img_rect.is_infinite:
   157,158c157,158
   <     for xref in page.getContents():
   <         cont = doc.xrefStream(xref)
   ---
   >     for xref in page.get_contents():
   >         cont = doc.xref_stream(xref)
   222c222
   <     mat_test = calc_matrix(1, 1, img_rect * ~page.transformationMatrix, rotate=deg)
   ---
   >     mat_test = calc_matrix(1, 1, img_rect * ~page.transformation_matrix, rotate=deg)
   232d231
   <
   236c235
   <     img_list = [img[-3] for img in page.getImageList(True) if img[-1] == 0]
   ---
   >     img_list = [img[-3] for img in page.get_images(True) if img[-1] == 0]
   280c279
   <         if self.doc.needsPass:  # check password protection
   ---
   >         if self.doc.needs_pass:  # check password protection
   282c281
   <         if self.doc.isEncrypted:  # quit if we cannot decrypt
   ---
   >         if self.doc.is_encrypted:  # quit if we cannot decrypt
   694c693
   <         page = min(page, self.doc.pageCount)  # cannot go beyond last page
   ---
   >         page = min(page, self.doc.page_count)  # cannot go beyond last page
   742c741
   <         tar_rect = new_rect * ~page.transformationMatrix
   ---
   >         tar_rect = new_rect * ~page.transformation_matrix
   745c744
   <         cont = bytearray(self.doc.xrefStream(xref))  # modifyable version!
   ---
   >         cont = bytearray(self.doc.xref_stream(xref))  # modifyable version!
   750c749
   <         self.doc.updateStream(xref, bytes(cont))  # rewrite stream
   ---
   >         self.doc.update_stream(xref, bytes(cont))  # rewrite stream
   761d759
   <
   776c774
   <         tar_rect = rect * ~page.transformationMatrix
   ---
   >         tar_rect = rect * ~page.transformation_matrix
   779c777
   <         cont = bytearray(self.doc.xrefStream(xref))  # modifyable version!
   ---
   >         cont = bytearray(self.doc.xref_stream(xref))  # modifyable version!
   781c779
   <         self.doc.updateStream(xref, bytes(cont))
   ---
   >         self.doc.update_stream(xref, bytes(cont))
   784,785c782,783
   <         if not page._isWrapped:
   <             page.wrapContents()
   ---
   >         if not page.is_wrapped:
   >             page.wrap_contents()
   787c785
   <         page.cleanContents()
   ---
   >         page.clean_contents()
   808c806
   <         cont = bytearray(self.doc.xrefStream(xref))  # modifyable version!
   ---
   >         cont = bytearray(self.doc.xref_stream(xref))  # modifyable version!
   810,811c808,809
   <         self.doc.updateStream(xref, bytes(cont))
   <         page.cleanContents()
   ---
   >         self.doc.update_stream(xref, bytes(cont))
   >         page.clean_contents()
   843c841
   <         if self.doc.needsPass or not self.doc.can_save_incrementally():
   ---
   >         if self.doc.needs_pass or not self.doc.can_save_incrementally():
   852c850
   <         if self.doc.needsPass or not self.doc.can_save_incrementally():
   ---
   >         if self.doc.needs_pass or not self.doc.can_save_incrementally():
   862d859
   <         self.doc._delXmlMetadata()
   883c880
   <             page.insertImage(r, filename=path)
   ---
   >             page.insert_image(r, filename=path)
   1029c1026
   <         if not rect.isInfinite:
   ---
   >         if not rect.is_infinite:
   1118c1115
   <         pix = page.getPixmap(matrix=self.zoom, alpha=False)
   ---
   >         pix = page.get_pixmap(matrix=self.zoom, alpha=False)
   1143c1140
   <             if self.doc.isEncrypted:
   ---
   >             if self.doc.is_encrypted:
   ```

   

   djsamseng committed Nov 26, 2022
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