Or you have higher requirement on resizing PDF files on Mac, you can try a third-party PDF resizer.Ĭisdem PDFCompressor is your best choice, which makes it amazingly simple to reduce the size of 1 or multiple PDF files. Third Party PDF Resizer: Batch and Good-Quality PDF Compression on MacĪs you can see, free solutions to resize a pdf on mac is not perfect to keep the original file quality. If you need to deal with plenty of PDF files, and you don't want to resize them one by one with Preview.
No need to download and install any application on mac.And just click "Save" to complete the whole process of resizing PDF on mac. Now, you should rename your resized PDF file, and you also have to do another thing, selecting "Reduce file size" on the drop-down list of "Quartz Filter".Next, go to the top menu bar, and click the "File", then you need to choose "Export" as shown in the figure, after choosing, a window will pop up.
Find your PDF file that want to resize and open it on Mac with Preview.Steps to Resize PDF file on Mac with Preview And it also provides multiple functions, including reducing PDF file size, add signature to PDF, etc. Preview is the application that enables users to open image and PDF file on Mac. For some users those turned to Mac from Windows, they may don't know that they can directly resize PDF file on Mac free with built-in Preview. If there are a handful of PDF files on your Mac, you can directly use Preview to resize PDF files on Mac one by one. Preview: Resize a PDF on Mac Easily and Free Third Party PDF Resizer: Batch and Good-Quality PDF Compression on Mac.Automator: Resize Multiple PDFs on Mac Free.Preview: Resize a PDF on Mac Easily and Free.Usage let pdfUrl = URL(fileURLWithPath: "PDF URL")
Flip the context vertically because the Core Graphics coordinate system starts from the bottom. Translate the context so that we only draw the `cropRect`.Ĭtx.anslateBy(x:, y: - ) Let renderer = UIGraphicsImageRenderer(size: pageRect.size)Ĭtx.fill(CGRect(x: 0, y: 0, width: pageRect.width, height: pageRect.height)) Fetch the page rect for the page we want to render. Paint each pages content to an image andįor (int i = 0 i < document.getNumberOfPages() i++) ("Error encryption not supported " + ex) Import .GraphicsRenderingHints ĭtFile("C:\\Users\\Dell\\Desktop\\test.pdf") I use icepdf an open source java pdf engine.
jpg format at highest quality (least compression) and still at 300 DPI: mkdir -p images & pdftoppm -jpeg -jpegopt quality=100 -r 300 mypdf.pdf images/pgįor more explanations, options, and examples, see my full answer here: jpg format at 300 DPI: mkdir -p images & pdftoppm -jpeg -r 300 mypdf.pdf images/pg tif file format at 300 DPI into a folder called "images", with files being named pg-1.tif, pg-2.tif, pg-3.tif, etc: mkdir -p images & pdftoppm -tiff -r 300 mypdf.pdf images/pg Here's a couple examples of producing high-quality images from a PDF: I really haven't had good success with convert, but I've had EXCELLENT success with pdftoppm.