These are some test images
image/png; xv %s
where xv is one of the many PNG viewers. Note that if you use xv, you need to register the software with the author (see the Licence info). To utilize xv, you'll need version 3.10a or later and Alexander Lehmann's unofficial PNG patch to XV using diff (requires libpng and zlib).
You may quickly get a copy of xv-3.10a.tar.gz, xv-3.10a-png.diff.gz, libpng-0.80.tar.gz, and zlib-0.95.tar.gz for UNIX systems. Note that these copies may not be as recent as the previous references however.
To set up the PNG viewer, enter the following into the HelperApplication or
ExternalViewer dialog box in your Web Browser:
| MIME type / subtype | image/png |
|---|---|
| extensions | png |
| application | acdsee |
Note that you may need to supply the complete path to the application. Also, some browsers need a '.' preceeding the extensions entry.
where acdsee and
ulview
are some of the many PNG front ends.
You may quickly get a copy of acdc130.zip or
ulview11.zip
for Windows.
Note that these copies may not be as recent as the previous reference however.
To set up the PNG viewer, enter the following into the HelperApplication or
ExternalViewer dialog box in your Web Browser:
| MIME type / subtype | image/png |
|---|---|
| extensions | png |
| application | graphic-converter |
Note that you will use the Browse button to find the location the application on your disk. Also, some browsers need a '.' preceeding the extensions entry.
There are several Mac based PNG viewers available. graphic converter is one of many PNG viewers.
You may quickly get a copy of graphic-converter-23.hqx for the Macintosh. French and German versions
are also available from the previous site.
Note that this local copy may not be as recent as the previous reference however.
The above three test images are from the
``PngSuite'', http://www.cdrom.com/pub/png/pngsuite.html and ftp://swrinde.nde.swri.edu/pub/png/images/suite/
For additional information about PNG, see the
PNG Spec and
Greg Roelofs's PNG Page.
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