72 Pages
English
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Sampling the 3D objects

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72 Pages
English

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MODULE IMAGE LIRMM April 2012 Marc ANTONINI Sampling the 3D objects 3D mesh coding : Problem statement The semi-regular remeshing Coding the meshes Visualization of massive meshes Discussion and challenges Multiresolution coding of 3D meshes Marc Antonini Directeur de Recherche CNRS http :// Laboratoire I3S MULTIMEDIA IMAGE CODING AND PROCESSING GROUP Université de Nice-Sophia Antipolis - CNRS

  • i3s

  • gpu processing

  • low bandwidth networks

  • coding

  • flat-panel displays

  • processing group

  • transmission channel ?

  • michelangelo project - david


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MODULE IMAGE
LIRMM
April 2012
Marc ANTONINI
Sampling the 3D Multiresolution coding of 3D meshes
objects
3D mesh coding :
Problem
statement
Marc Antonini
The semi-regular
remeshing Directeur de Recherche CNRS
Coding the
am@i3s.unice.frmeshes
http ://www.i3s.unice.fr/~amVisualization of
massive meshes
Discussion and
Laboratoire I3Schallenges
MULTIMEDIA IMAGE CODING AND PROCESSING GROUP
Université de Nice-Sophia Antipolis - CNRSFrom TV to HDTV...
MODULE IMAGE
LIRMM
April 2012
Marc ANTONINI
Sampling the 3D
objects
3D mesh coding :
Problem
statement
The semi-regular
remeshing
Coding the
meshes
Visualization of
massive meshes
Discussion and
challenges
! Difficulties to overcome :
Picture quality degradation caused by the shortening of the
relative viewing distance! HDTV - H264
How to make such a large screen! flat-panel displays... and beyond
MODULE IMAGE
LIRMM
April 2012
(SUPER HIGH VISION 33 MEGAPIXELS - 24 GIGABITS/S)Marc ANTONINI
Sampling the 3D
objects
3D mesh coding :
Problem
statement
The semi-regular
remeshing
Coding the
meshes
Visualization of
massive meshes
Discussion and
challengesIs there anything left to do in image coding ?
MODULE IMAGE
LIRMM
April 2012
Marc ANTONINI
Sampling the 3D
objects
3D mesh coding :
Problem Fortunately YES ! !statement
The semi-regular Coding for storageremeshing
Coding the for transmission in low bandwidth networks
meshes
Visualization of Coding for visualization and manipulation
massive meshes
! Data bus seen as a low bandwidth transmission channel
Discussion and
challenges ! Push compressed data to the graphic card - GPU processingIs there anything left to do in image coding ?
MODULE IMAGE
LIRMM
April 2012
Marc ANTONINI From massive to out-of-core data... With billions of
Sampling the 3D faces !
objects
3D mesh coding :
Problem
statement
The semi-regular
remeshing
Coding the
meshes
Visualization of
massive meshes
Discussion and
challenges
[Rendering of the 940 millions
faces done by I3S lab]
(MICHELANGELO PROJECT - DAVID 940 MILLIONS FACES, FILE SIZE > 20 GBYTES)Is there anything left to do in image coding ?
MODULE IMAGE
LIRMM
April 2012
Marc ANTONINI
From 2D to 3D high resolution renderingSampling the 3D
objects
3D mesh coding :
Problem
statement
The semi-regular
remeshing Autostereoscopic screen
Coding the
meshes Shutter glasses
Visualization of
massive meshes
Discussion and
challenges
! Experts in human perception are raising concerns that stereo
3D TVs could cause eye strain and related health problems.The applications
MODULE IMAGE
LIRMM
April 2012
Marc ANTONINI
Sampling the 3D
objects
3D mesh coding :
Problem
statement
The semi-regular
remeshing
[Online] Gaming On PC
Performance for HighRes 3D models,Coding the CAD/CAM and DesignSmaller size of datasets
meshes For storage and transferNetwork and buses transfer rate
of datasets
Visualization of [Online] Embedded Gaming
massive meshes DCC and ProductionPerformance for quality 3D models
Brings new capabilities on modelerson restricted hardware
Network and buses transfer rateDiscussion and
challenges
Medical and Seismic
Lets build huge datasets
from volume images Tele conferencing
Virtual Mockup
Transport realistic clonesLets build huge datasets
on traditional networks from Huge CAD/CAM assemblies