XnView Software

dougw wrote:The PTLens plugin, which corrects for lens distortion, incorrectly results in a grayscale image. Latest versions of XNView (1.80.1) and PTLens (6.2.1) were used on Windows XP.

xnview wrote:Ok, i'll check

dougw wrote:

xnview wrote:Ok, i'll check

Any progress on this? Still happens with latest XnView 1.82.4. Unfortunately, the latest version of PTLens is a trial version with a $10 price to unlock, so I haven't tried it (still have the free version installed).

guest343 wrote:Are there any other plugins that work with xnview and can correct barrel distortion?

• Panorama Tools
  • Helmut Dersch: Panorama Tools
    Panorama Tools is a set of free plug-ins (Photoshop/GIMP/GraphicConverter) which can be used to generate, edit and transform many kinds of panoramic images.
    • FAQs: How do I correct Barrel Distortions?
    • Correcting Barrel Distortion
    • Using Fisheye Lenses for Architectural Photography
  • PanoTools.org » Wiki: Lens distortion
  • Panorama Tools @ SourceForge.net
  • Digital Photography Review » Image Techniques: Barrel Distortion and Pincushion Correction
  • Visionary Voyager: Correcting Barrel and Pincushion Distortion using Corel Photo-Paint » Panorama Tools
• Photo-Plugins: Lens Correction
  This plugin corrects barrel and pincushion distortions that many zoom camera lenses produce.
• Richard Rosenman
  • Lens Distortion Corrector
    This filter produces texture map correction for spherical texture mapping.
  • Lens Corrector Pro
    Lens Corrector PRO is a Photoshop (or compatible) plugin/filter targeted towards professionals (although equally useful for hobbyists) for correcting camera lens distortion.
• Florian Xhumari: Flo's UnDistort filter
  Flo's UnDistort is a plugin for correcting deformations of photographic images:
  • Barrel and pincushion deformations
  • Perspective deformations (keystone effect)
  • Chromatic aberrations (also known as “color fringing”)
• MediaChance: Digital Camera Essential Tools » Lens Distortion Correction
  A typical digital camera lenses suffer from Barrel distortion (wide lens) or Pincushion distortion (when zoomed).
  With the Lens Distortion correction plug-in you can fix both of these types of distortion. The result is rendered using high quality Bi-cubic interpolation.
  • DCE Tools Help
• Power Retouche: Lens Corrector Pro
  Now you can correct camera lens distortions (like pincushion, panorama and barreling) inside Photoshop or other photo software. This easy to use and highly flexible camera lens correction tool handles both symmetric and irregular distortions.

helmut ([url=http://newsgroup.xnview.com/viewtopic.php?t=8786]ShiftN - Correction of perspective distortion[/url]) wrote:ShiftN - Automatic correction of converging lines
When taking photos of high buidling, your image will have a perpective distortion. For correcting you can use graphic programs like FixFoto. The free software ShiftN can do it automatically.