Extreme photography

8/2/2019 Extreme photography

1/63

Marc LevoyComputer Science DepartmentStanford University


2/63

!Marc Levoy

! high resolution

high speed

low speed

small aperture

large aperture

narrow field of view

wide field of view

high dynamic range

low dynamic range


3/63

!Marc Levoy


4/63

!Marc Levoy


5/63

!Marc Levoy

! 95mm ! 95mm CCD sensor

! 10,580 ! 10,560 pixels

! low yield, very expensive


6/63

!Marc Levoy

! custom camera and lens

! 18 negative! drum scanner! printer

! 40,000 pixels ! 25,000 pixels


7/63

(full-resolution print in Gates Hall, 3rd floor, entrance to graphics wing)

Balboa Park, San Diego


8/63

San Diego Skyline


9/63


10/63

!Marc Levoy


11/63

!Marc Levoy


12/63

!Marc Levoy

high resolution

! high speed

low speed

small aperture

large aperture


wide field of view

high dynamic range

low dynamic range


13/63

!Marc Levoy


14/63


15/63


16/63


17/63


18/63


19/63


20/63


21/63

!Marc Levoy


22/63


23/63


24/63

!Marc Levoy

high resolution

high speed

! low speed

small aperture

large aperture


wide field of view

high dynamic range

low dynamic range


25/63

!Marc Levoy


26/63

!Marc Levoy


27/63

Jesse Levinson, Andromeda


28/63

!Marc Levoy


29/63


30/63


31/63

!Marc Levoy

high resolution

high speed

low speed

! small aperture

large aperture


wide field of view

high dynamic range

low dynamic range


32/63

!Marc Levoy


33/63

!Marc Levoy

high resolution

high speed

low speed

small aperture

! large aperture


wide field of view

high dynamic range

low dynamic range


34/63

!Marc Levoy


35/63

!2008Marc Levoy

Synthetic aperture photography

"


36/63

!2008Marc Levoy

Example using 45 cameras[Vaish CVPR 2004]


37/63


38/63


39/63


40/63


41/63


42/63

!Marc Levoy

high resolution

high speed

low speed

small aperture

large aperture

! narrow field of view

wide field of view

high dynamic range

low dynamic range


43/63

!Marc Levoy


44/63

!Marc Levoy


45/63

!Marc Levoy


46/63

!Marc Levoy


47/63

!Marc Levoy

high resolution

high speed

low speed

small aperture

large aperture


! wide field of view

high dynamic range

low dynamic range


48/63

!Marc Levoy


49/63

!Marc Levoy


50/63

!Marc Levoy


51/63

!Marc Levoy


52/63

!Marc Levoy

! capture video while driving

! extract middle column from each frame

! stack them to create a panorama


53/63

!Marc Levoy


54/63

!Marc Levoy


55/63

!Marc Levoy

high resolution

high speed

low speed

small aperture

large aperture


wide field of view

! high dynamic range

low dynamic range


56/63

!Marc Levoy

! one of photographys key limitations negative film = 250:1 (8 stops)

paper prints = 50:1

example below = 250,000:1 (18 stops)


57/63

!Marc Levoy


58/63

!Marc Levoy

high resolution

high speed

low speed

small aperture

large aperture


wide field of view

high dynamic range

! low dynamic range


59/63

!Marc Levoy

the nearest objects will be bounded byevident and sharp boundaries, while

those more distant will be... moreblurredOn Painting


60/63

!Marc Levoy

! 2"! 2" sensor, actively cooled, 14 real bits


61/63


62/63


63/63

! Kayafas, G., Jussim, E.., Stopping Time: The Photographs of Harold Edgerton, Harry Abrams Inc., 1987.

! Frost, L.,Night & Low-Light Photography,Watson-Guptill, 1999.

! Peterson, B.,Learning to See Creatively , Watson-Guptill, 1988.

! Kemp, M.,Leonardo On Painting, Yale University, 1989.

! http://gigapixl.org

! http://xrez.com

Extreme photography

Documents

Transcript of Extreme photography