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1
vote
4answers
53 views

Converting a series of bitmap images to grey scale

I have a series of bmp image files containing RGB encoded data. I need to convert all of these images in to their greyscale equivalents. I have considered two approaches for this, both turned out to ...
0
votes
1answer
40 views

Batch file for getting all file names within a folder

I'm using a program called Irfanview which can merge two images into one using its command line function. Here's an example: i_view32.exe /panorama=(1,C:\folder1\img1.png,C:\folder2\static_img.png) ...
2
votes
1answer
45 views

How to mark files in irfanview?

I need to sort photos. Right now I use Irfanview tool to look through images. I use Del key to move (delete) images into Recycle Bin. I use Del key on images I like, since there are many less than ...
2
votes
0answers
22 views

Irfanview shortcut not working initially

Irfanview has a very useful (to me) random function mapped to Ctrl+M. I open an Irfanview session, open the miniatures tab, navigate to my folder of choice and double click on the image nearest to my ...
2
votes
0answers
398 views

Preserving existing alpha channels using irfanview PNG converter

I have tried a lot of different tools and found that Irfanview gives promising results when converting to PNG's under the highest compression settings. One issue I've encountered is when my original ...
1
vote
0answers
49 views

Erratic window behavior while cycling through images in Irfanview?

As I am using the left/right arrow keys to cycle through a folder full of images with varying dimensions, the window is constantly resizing itself. This is annoying because, with smaller images, the ...
2
votes
1answer
666 views

Open multi files with batch file

I have a trouble when I open multi images with Irfanview . It only opens one file, and after I close the window, it opens next one. I want to open three windows instantly. I hope someone help me out. ...
0
votes
0answers
54 views

Quick Image Editing tools for MacOS

I recently had to put my Windows machine in the shop, so I fired up an old Macbook a friend gave me. I have a bunch of graphs I was going to post over on serverfault. They're presently in a ...
0
votes
1answer
2k views

Saving image as PNG-24 in IrfanView

Is it possible to save an image as PNG-24 in IrfanView? I am asking this because the edges around circular lines get disturbed when saving the image as transparent. I heard that this might be due to ...
0
votes
0answers
159 views

Shift the time in EXIF photo data

I need to shift the time data in a large number of photos, like adding 3 days and 3 hours to all of them. Is there any free tool that does this? Can any free image editors (like IrfanView) perform ...
1
vote
1answer
577 views

Environment variable set in batch isn't expanded in shortcut

How can I make my environment variable (set in batch file) visible in application executed right after setting this envvar? Here's the scenario that I use: In my external script (not quite ...
19
votes
3answers
8k views

Irfanview: how to zoom-in without having the image blurred

Irfanview: how to zoom-in without having the image blurred; I need it for GUI development to see large pixels.
1
vote
1answer
2k views

Automatic Resizing in Irfanview

Is there a setting to enable Irfanview to open a large imaze to fit your desktop? It's annoying browsing through an SD card and having to manually resize them so you can see what the photo looks like. ...
3
votes
2answers
10k views

Printing large images as multiple A4 sheets using IrfanView?

I have a massive image about 980px wide and 3000+px high. I want to print this on multiple A4 sheets of paper, how can I do this?
2
votes
2answers
4k views

Batch processing multi-TIFF in Irfan view

I have to convert DPI of more than 5k Tiff images on a monthly basis from 200x200 to 100x100. I can do that in Irfan view using a .bat file that i have created.. the following is the .BAT file code ...
1
vote
1answer
582 views

Is it possible to resize multiple image files with Irfanview?

I've got Irfanview 4.28. I've also got several .jpg files, which are all pretty large (many 4000 x 3000, and other sizes). I'd like to resize them all to something like 800x600, is it possible to do ...
1
vote
1answer
927 views

unicode in irfanview

I tried opening a picture and it mentions activating unicode. UNICODE PlugIn in Properties->Languages I only see english and german. I already installed the plugin pack (via exe). I still cant ...
0
votes
3answers
710 views

irfanview file assoc messed up

Suddenly when i right click on images the first option is edit and double left click causes images to open in MS paint. After using this solution i see irfanview still messed up. When i left click it ...
10
votes
1answer
2k views

Make IrfanView ignore text files or other file types?

I just installed IrfanView and while viewing images, I notice IrfanView iterates text files as well as image files. How do I make it NOT include text files (or other kinds of files) in its iteration?
0
votes
1answer
486 views

Irfanview plugin to upload to imagehosting sites?

Is there such a plug-in available?