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Intro.wmv PowerPoint Presentation

Intro.wmv

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Intro.wmv

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  1. Intro.wmv

  2. CaveMaps.org • 300+ Entrances on Google Maps • 70+ Cave Outlines on Google Maps • 500+ Full resolution surveys • 1200+ Surveys catalogued & thumb-nailed • 120 Visits per week • No. 1 Google Hit for ‘Cave Maps’ Work in progress ...

  3. Contributing Clubs • CPC • RRCPC • BPC • NCC • LUSS • YSS • ULSA • Black Sheep Diggers • KCC • NPC

  4. Google Earth Overlay

  5. Scanning Old Cave Surveys

  6. Scan at the highest resolution • E.g. 300 DPI Greyscale

  7. Don’t Save as JPEG

  8. Preserve Anti-aliasing

  9. How to restore Anti-aliasing • Scan at high DPI • Clean up the image • Resample to reduce image size

  10. Transparent Backgrounds

  11. 1st Attempt: Magic Wand

  12. 2nd Attempt: Colour Replacement

  13. 3rd Attempt: Colour to Alpha

  14. Google Earth Overlays

  15. Double Entrance.avi Double Entrance (part 2).avi Videos\Single Entrance.wmv

  16. Google Map Tiles

  17. Zoom 1 Zoom 0 256 pixels

  18. Zoom 2 (16 tiles) Zoom 1 (4 tiles)

  19. 2621 Terabytes

  20. Zoom 21 Street View Zoom 19

  21. Photoshop