How to convert a svg image file to a high-quality png file in Linux? inkscape works great with vector images (better than ImageMagikk’s convert). Try this command to convert in.svg to a 1000×1000 png image: inkscape -z -e out.png -w 1000 -h 1000 in.svg Answered by Eric Z Ma.
Posts tagged image
11 posts in total.
How to extract images from a PDF file in Linux?
How to extract the images from a PDF file in Linux? You may use the pdfimages tool. To output jpg images from a PDF ./a.pdf, run pdfimages -j ./a.pdf ./images The images in ./a.pdf will be extracted and saved as ./images-nnn.jpg. Answered by anonymous.
How to extract images from PDF on Linux?
I have a PDF file that has some images in it. How to extract the images out (not snapshot/screenshot of the page areas) from PDF on Linux? 2 tools that I usually use for extracting and saving images from PDF files: pdfedit and libreoffice. You can open the PDF file by the tools, right click […]
How to convert tiff images from RGB color to CMYK color on Linux?
I have a poster to be submitted to the publisher which requires image files in CMYK color. The file I already have is in RGB color. How to convert it on Linux? The convert tool from ImageMagick with option -colorspace to alternate image colorspace of images. The plain output with colorspace is quite large. So […]
How to change the DPI of tiff images exported by PowerPoint?
The DPI of the tiff images exported by PowerPoint seems 96. For posters, larger DPIs like 150 or 300 are needed. Is it possible to change the DPI of tiff images exported by PowerPoint? In the options of PowerPoint, there is a setting for choosing DPIs. However, it have no effect. Check the post on […]
How to convert .pptx slides to .jpg or .png images on Linux in command line?
How to convert .pptx slides to .jpg or .png images on Linux in command line? This following method works best for me. First, convert .pptx file to .pdf using libreoffice: libreoffice –headless –convert-to pdf file.pptx –headless makes libreoffice run in batch mode and not start the GUI. The pdf file will be named file.pdf by […]
Simple and basic image editor on Linux?
Which simple and basic image editors are good on Linux like the paint program on Windows? GIMP is great but too high weighted for normal usage like resizing, cropping, image annotation with text. Pinta is a free, open source drawing/editing program that is easy to edit images. Answered by Eric Z Ma.
How to detect whether an image is almost blank on Linux?
How to detect whether a .jpg image is almost blank/black on Linux? Here is a bash function that I used to detect whether an image is black on Linux: function isBlank () { mean=`convert $1 -format “%[mean]” info:` echo “$mean” } It uses ImageMagic to generate formatted image characteristics (the mean). If the mean is […]
Online image editor like Photoshop
Is there any online image editor that has the basic functions of Photoshop. Basic editing of the image should be enough. pixlr is a very good tools for this purpose: http://pixlr.com/ It works great for me. Answered by SA.
Set the image size in markdown syntax
When I add an image in editor using the markdown syntax, I want to control the size of the image to display instead of its original size. How should I do this? As far as I know, the syntax of markdown currently does not support setting the size of image. If you want to set […]
How to Convert JPG Images to EPS
I write a lot latex documents and most of the documents have images in it. Latex deals EPS very well, while sometimes we need to add JPG / PNG images to it. I find converting the JPG images to EPS ones is the most convenient way to embed JPG images to latex documents. On Linux, […]