Presentation on the topic "3D Objects in Wat Makutkasattriyaram's e-Museum: Progress, Experiences, and Applied Technologies" in PNC 2006 conference, Seoul, South Korea.

1. 3D Objects
in Wat Makutkasattriyaram's e-Museum:
Progress, Experiences,
and Applied Technologies
Rachabodin Suwannakanthi
Piyawut Srichaikul
Chularat Tanprasert
Computing Research and Development Program,
National Electronics and Computer Technology Center (NECTEC),
National Science and Technology Development Agency (NSTDA),
Ministry of Science and Technology, Thailand.

2. Outline
• Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Progress of the project
• Summary and future work
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3. Outline
• Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Progress of the project
• Summary and future work
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4. What is Wat Makutkasattriyaram?
[wat-ma-kut-ka-sat-tri-ya-ram] temple
Wat Makut is one of the
royal temple in Bangkok,
Thailand, completed in
1868.
photo from http://www.dhammathai.org/
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5. Why we created an e-museum
for Wat Makut?
• Numerous murals and
crafts related to the royal
family and some historical
events.
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6. Outline
• Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Progress of the project
• Summary and future work
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7. Background of the e-museum project
Began in July 2005
to celebrate the 50th
birthday of Her Royal
Highness Princess
Maha Chakri Sirindhorn
Her Royal Highness
Princess Maha Chakri Sirindhorn
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8. Project Goals
• To preserve, manage, and
publicize knowledge of Thai
cultural heritage
• To create an online museum
in parallel with a real museum
• To gain technical knowledge
related to 3D object creation
and visualization via the web
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9. e-Museum development components
Wat Makut
e-Museum
Object Metadata and Web-based application
Digitization Database Design construction
2D objects Web database
(digital still photos) Application (LAMP)
3D objects Virtual museum
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10. Outline
• Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Progress of the project
• Summary and future work
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11. Applied technologies for 3D creation
Technologies for creating 3D objects in the
e-museum are:
3D Laser Scanning Photographic VR
(using 3D laser scanner) (using digital camera)
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12. Equipments
• 3D laser scanning
– 3D Laser scanner
– 3D Modeling software
– Lighting set
– Turntable
• Photographic VR
– Digital camera
– VR software
– Lighting set
– Turntable
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13. 3D laser scanning workflow
1.
Real 2.
Digitization
Object Noise Filtering
and Registration
3.
Layers Merging
and Hole Filling
5. 4.
3D Texture Mapping Optimization
Object and Object Exporting (Size reduction)
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14. 1. Digitization and Registration
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15. 2. Noise Filtering
noise
noise
noise
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16. 3. Layers Merging and Hole Filling
Merge
layers
Fill
holes
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17. 4. Optimization (Size reduction)
reduce size
by reduce
number
of polygons
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18. 5. Texture Mapping and
Object Exporting
+
Textures have been taken from
a digital camera
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19. Photographic VR workflow
1. Digitization
2. Importing
3. Merging
4. Exporting
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20. 1. Digitization
Take a still shot
360 degrees
(16 frames) 20

21. 2. Importing
Import images to computer
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22. 3. Merging
Merge all images
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23. 4. Exporting
Export to web
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24. 3D laser scanning vs Photographic VR
3D laser Photographic
scanning VR
Cost of equipments and about 40,000 USD about 2,000 USD
software
Development time 3 months/object 1 day/object
Number of operation 4 persons 2 persons
staffs
File size (for internet About 2 MB About 1 MB
delivery)
Preservation of the preserved not preserved
original object dimension
Object rotation vertical and horizontal horizontal 360
360 degrees degrees
Image quality Very good Good
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25. Outline
• Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Progress of the project
• Summary and future work
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26. Metadata and Database Design
• Database structure has
been designed based on
metadata set for antique
and art objects from the
Fine Arts department,
Ministry of Culture,
Thailand
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27. Metadata scheme
designed by the Fine Arts department
1. Accession no. 8. Dimension
2. Object name 9. Material
3. Previous no 10. Periods
4. Art style 11. Acquisitions
5. Description 12. Location
6. Condition 13. Film no. / CD no.
7. History 14. Photo no.
8. Category 15. File
9. Sub-category 16. Remarks 27

28. Web-based application construction
• Focused on open source technology
–Linux – Operating system
–Apache – Web server software
–MySQL - DBMS
–PHP – programming language
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29. Outline
• Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Progress of the project
• Summary and future work
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30. Progress of the project
• Completed 2 objects by using 3D laser
scanning technique
• Completed 35 objects by using
photographic VR technique
• Finished design and development of the
web-based system including data entry of
the above objects
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31. Outline
• About Wat Makutkasattriyaram
• Background of the e-museum project
• Applied technologies for 3D creation
• Metadata and Web-based application
• Current progress
• Summary and future work
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32. Summary
• 2 techniques for creating 3D objects
– 3D laser scanning
– Photographic VR
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33. Future work
• Reducing development time for 3D laser
scanning technique
• Adding 360 degrees vertical rotation
feature for Photographic VR technique
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34. Thank you for your attention
Comments and Questions are welcome.
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