How to quickly convert and resize large number of pictures

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XnView iconIf you have a large number of picture images, or digital photos that you need to be convert, resize, edit or share, it can be very time consuming to do it one by one. However, there exist utilities, which are able to help you do this task very quickly.

In this article, we will introduce you one of the most powerful picture image manager and editor called XnView that is able to view, convert, edit or otherwise organize pictures on both Windows or Apple Mac computers. It is also available for Linux as well as other platform.

How to convert and resize large number of pictures with XnView on Windows

Step 1 - Download and install XnView

XnView supports huge group of graphics file formats ( registers more than 560 file extensions with XnView). The program is available in 44 languages (language packs are distributed in installation package). It is free when used for non-commericial purposes. You can download it from it's official website.

Step 2 - Convert and resize pictures in XnView

When you start XnView in your computer, it will be launched in it's default browser mode. Navigate to the folder, where your digital pictures are stored.

xnview browser main window selected photos
XnView picture image browser

Select pictures to group with your mouse. Click on Tools options in Top menu and select Batch Processing... option (also can be used Ctrl+U shortcut).

XnView batch processing dialog window
XnView picture image batch processing general settings

Now you are in Batch Processing window. In the General tab you can select output directory for modified pictures and also output format of the pictures (JPG, PNG, TIF, BMP and many more).

XnView batch processing Transformations tab
XnView picture image batch processing transformations settings

Click on Transformations tab → select Resize option → Click on Add > button. Now set new width and height parameters of pictures in pixels or in percentage.

XnView batch picture image processing
XnView transformation process

Now Click on Go button and wait until conversion and resizing process is finished. Modified pictures will be stored in output folder, which was set in Batch Processing General tab.

Related software and links:

XnView MP icon

XnView MP    Multiplatform platform
A popular utility for viewing and converting graphic files


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arw - Sony Digital Camera RAW digital image

bmp - Standard Windows bitmap image

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crw - Canon digital camera RAW image format

dcr - Kodak Digital Camera Raw Image Format

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dng - Adobe Digital Negative file

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jpg - JPEG bitmap image format

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kdc - Kodak DC120 digital camera RAW image

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orf - Olympus Digital camera raw image

pef - Pentax Digital Camera Raw Image Format

png - Portable Network Graphic

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raf - Fuji CCD-RAW graphic image

raw - Digital camera photo RAW image format

rw2 - Panasonic Lumix RAW image

rwl - Leica D-Lux 4 RAW image file

sr2 - Sony digital camera RAW image file

srf - Sony digital camera RAW image file

srw - Samsung Raw picture image

tif - Aldus Tagged Image File Format (TIFF) bitmap image

x3f - Sigma Camera RAW picture file

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