Panorama Tools from Helmut Dersch

Create, edit, and remap panoramic images with these freeware tools. Includes PTStitcher all format stitching software, and Panorama Tools plug-in for panorama creation, editing, and remapping in any image editor that accepts Photoshop-compatible plug-ins. Provides high quality image transformation using one resampling step to perform all transformations. Self-calibration corrects lens distortion, image alignment, and field-of-view problems. Supports all major VR plug-ins and java viewers.

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Platform: Macintosh, Windows, and Unix
Freeware