pdfimages: add page (#3668)

pages/common/pdfimages.md

@@ -0,0 +1,19 @@
+# pdfimages
+
+> Utility for extracting images from PDFs.
+
+- Extract all images from a PDF file and save them as PNGs:
+
+`pdfimages -png {{path/to/file.pdf}} {{filename_prefix}}`
+
+- Extract images from pages 3 to 5:
+
+`pdfimages -f {{3}} -l {{5}} {{path/to/file.pdf}} {{filename_prefix}}`
+
+- Extract images from a PDF file and include the page number in the output filenames:
+
+`pdfimages -p {{path/to/file.pdf}} {{filename_prefix}}`
+
+- List information about all the images in a PDF file:
+
+`pdfimages -list {{path/to/file.pdf}}`