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+compress options turns off compression and resulting PDF will be big!): convert page1.jpg page2.jpg +compress file.pdf or even: convert -rotate 90 page\*.jpg +compress file.pdf From ubuntuforums.org, the +compress helps it to not hang. NOTE: the +compress turns off compression.
sudo apt-get install imagemagick then you use somethin like this with the files in WORKINGDIRECTORY (cd /path/to/workingdirectory/)
To get a single page from gm convert, add [N] (with N the page number starting at 0) to the PDF name, ie gm convert foo.pdf[11] out.png to get the 12th page from the PDF. For pdftoppm use -f N -singlefile, where N is the page number starting at 1, ie pdftoppm -f 12 -singlefile foo.pdf out for the same result. It appears to always add ".png" to ...
If you wish to separate the converted jpg files from the original pdf files, please run the following command in the terminal after finishing step # 2 above to create a new directory called jpg_files within your current directory and move all jpg files into it: mkdir jpg_files && mv *.jpg jpg_files/
convert books.png books.jpeg combined.pdf However the combined.pdf is not giving me expected results, not the combination of the two. I also tried making individual pdf files, then combining them using pdftk, with no luck. convert books.png book1.pdf convert books.jpeg book2.pdf pdftk book1.pdf book2.pdf cat output combined.pdf
When converting to jpg, you can use the -quality option. The "best" quality would be -quality 100. There is a much simpler way to split multipage pdfs into a jpg: convert -quality 100 -density 600x600 multipage.pdf single%d.jpg The -density option defines the quality the pdf is rendered before the convert > here 600dpi.
To edit the resulting single big PDF afterwards, use a tool like PDFSam that lets you insert a single PDF in the middle of another PDF file. EDIT: Use LO Impress' Photo Album feature: New Presentation -> Insert -> Media -> Photo Album. There, you can select multiple images to insert. If you're done, just export as PDF.
pdftoppm -FORMAT FILENAME.pdf PREFIX or in the example above: pdftoppm -png Sample.pdf Sample This command creates an image file of each page in the same folder as the original .pdf file with names like Sample-01.png, Sample-02.png and so on. I have tried it with the .png and .jpeg extensions successfully. .jpg is apparently not supported.
Unfortunately, convert changes the image quality before "packing it" into the PDF. So, to have minimal loss of quality, is better to put the original jpg, (works with .png too) into the PDF, you need to use img2pdf.
Convert an entire PDF file to a bunch images; Extract an image from a Windows .ico file; I am unsure if these operations are possible. Convert images to DPX, EXR, GIF, JPEG, JPEG-2000, PDF, PhotoCD, PNG, Postscript, SVG, TIFF, and other formats; I am unsure if all those file formats are supported by ImageMagick. Answer source