Questions tagged [png]

PNG (portable network graphics) is a popular image format that supports 32-bit colors and transparency.

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8 votes
3 answers
6k views

Point sample opacity/alpha in Adobe Photoshop?

I opened a PNG containing an alpha channel in Photoshop and wanted to get the opacity / alpha of a given point in the PNG file, so that I could match that opacity in a new photoshop layer. How can I ...
Josh's user avatar
  • 9,707
1 vote
4 answers
3k views

Make Thunderbird 3 paste inline images as GIF or JPG instead of PNG

I send email to people whose mailers don't show PNG images correctly, so it seems to them that I sent no images inline at all. In thunderbird, I can't see any options to paste inline images as GIF or ...
K Robinson's user avatar
  • 1,041
4 votes
1 answer
4k views

Auto Save-As PNG in Photoshop

I usually have to save my photoshop documents as PNG and on Mac you have to manually select "PNG" option from the dropdown manually using the mouse. I wonder if its possible somehow to create some ...
Nimbuz's user avatar
  • 655
4 votes
4 answers
7k views

How do I remove QuickTime as the default png viewer in Internet Explorer?

On Windows 7, I have (unfortunately) installed Apple Quicktime. It seems to have decided that it's the chosen application for displaying .png files in Internet Explorer (when clicking on .png links). ...
Magnus's user avatar
  • 1,068
6 votes
2 answers
24k views

Convert video to apng/png? [closed]

I tried to do this with ffmpeg but failed (I also failed making animated GIFs). Is there a simple to use free program (command line is okay) to convert videos to animated PNGs? As long as it doesn't ...
user avatar
243 votes
13 answers
319k views

Batch converting PNG to JPG in linux

Does anyone know a good way to batch-convert a bunch of PNGs into JPGs in linux? (I'm using Ubuntu). A png2jpg binary that I could just drop into a shell script would be ideal.
nedned's user avatar
  • 3,262
3 votes
2 answers
2k views

Is there a Photoshop plug-in that reduces PNG file size using pngcrush? [closed]

I’ve used pngcrush to reduce the size of PNGs produced by Photoshop. It’d be neat if there was a plug-in for Photoshop that ran pngcrush automatically on PNGs when saving them for the web. Is there ...
Paul D. Waite's user avatar
16 votes
3 answers
2k views

Is there still any reason to prefer GIF over PNG when creating images for web pages? [closed]

Long ago, I used to avoid the PNG image format when building web pages because browser support was lacking. I remember having a PNG on a page could cause the QuickTime plugin to be loaded - yuck. ...
Chris W. Rea's user avatar
  • 10.8k
1 vote
1 answer
836 views

How to setup default interlacing for PNGs in Photoshop?

Every time I want to save a PNG in photoshop, asks me what type of interlacing I want. Is it possible to set the default to None and never hear about that dialog box again?
AngryHacker's user avatar
  • 18.6k
43 votes
8 answers
124k views

JPEG vs PNG vs BMP vs GIF vs SVG

I would like to know which one of these formats requires less memory for the same quality of the picture, and what are the main differences between these formats.
Narek's user avatar
  • 1,421
5 votes
4 answers
4k views

Converting PNG32 file to PNG8 without losing alpha channel

I'm using Linux and have no access to any of Adobe's 'fancy' programs. I'm trying to convert an existing PNG32 image with alpha channel to PNG8. I have tried the following methods: convert original....
LiraNuna's user avatar
  • 1,784
25 votes
6 answers
55k views

How to read Fireworks PNG multilayer files without Fireworks

I recieved a couple of Fireworks PNG files. Fireworks has a special format for saving several source images in layers in the png file. How can I read these without having Fireworks installed? (im ...
Jesper Rønn-Jensen's user avatar
7 votes
4 answers
103k views

How can i make a font using a .png image

I am using Font Lab Studio 5. but i dont know how to import vector file
dhasu's user avatar
  • 812
8 votes
6 answers
17k views

Is there a way to use an inline PNG image in an Outlook e-mail?

In my work as a developer I sometimes find myself sending details emails with screenshots to illustrate some point or problem. The content of these screenshots is often text. So knowing that PNG is ...
James McMahon's user avatar
5 votes
3 answers
26k views

Open Source image editor that handles PNG Alpha transparency correctly? [closed]

I want to be able to take a sample image, and be able to fade out the background. For example, I might take a picture of a bird. Make most of the background almost completely transparent, and have a ...
Brad Gilbert's user avatar
25 votes
10 answers
13k views

Best PNG Compression Software? [closed]

I've just been trying to compress an image with the PNG image format and have had varying results from different applications. For reference, the image I am trying to compress is a screenshot of this ...
Charles Roper's user avatar
7 votes
12 answers
4k views

How to compress a huge amount of PNG images?

At work, on certain projects I have to manage a lot of images. Most of the time PNG files work the best for what I'm doing. With such a huge amount of images, I've tried using PNG compression with ...
Travis's user avatar
  • 2,175

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