png-8

How can you tell png8 from a png24

Hi guys, I'm working on a website that uses lots of png24 files, for transparency. I need to replace them with png8 files, as all the png fix style javascript workarounds for png24 cause IE6 to lock up randomly. See this link to get an idea of the symptoms IE6 displays - http://blogs.cozi.com/tech/2008/03/transparent-pngs-can-deadloc...

Is there some library in Java to compress Png images like pngout?

Is there some library in Java to compress Png images like pngout, pngcrush, optipng which are written in C/C++? In continuation to what Phil has commented below, what I meant was reducing the file size of the image generated by the ImageIO class in Java by removing information that is not needed, same as what pngout does. When I ran png...

PNG8+Alpha from Fireworks (colormap) are different/smaller than from elsewhere (RGBA). Why?

In Fireworks, when you export a PNG8 file with alpha transparency, the resulting file will be something like this: png8-fireworks.png: PNG image data, 500 x 500, 8-bit colormap, non-interlaced If you convert a 32bit PNG using other tools (PNGOUT, Smush.it) the result looks like this: png24-smushit.png: PNG image data, 500 x 500, 8-b...

PHP gdLib 8-Bit PNG with alpha

Hi, how is it possible to save my image, created with gd, as an png-8? it saves as gif with transparent channel well - but I want to use png-8. Best Regards, Beerweasle ...

Types of PNG image in iPhone app

I have an iPhone app that picks images from my internet server. It picks images with png extension but only PNG-24 is workings. The problem is that PNG-24 need some disk space and internet bandwith in iphone. I tried using PNG-8 but the iphone does not recognize it. Someone knows if I have a way to use PNG-8 into my app? Thanks! ...

How to save PNG8 with matte using WPF?

I want to be able to dynamically generate PNG24 and PNG8 images using WPF. I was able to generate the PNG24 image that I want using the following code (simplified for the example): var targetBitmap = new RenderTargetBitmap(128, 16, 96, 96, PixelFormats.Pbgra32); var drawingVisual = new DrawingVisual(); using (DrawingContext context = d...