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Real-time Compression and Streaming of 4D Performances

Danhang Tang
Mingsong Dou
Peter Lincoln
Philip Davidson
Kaiwen Guo
Jonathan Taylor
Cem Keskin
Sofien Bouaziz
Shahram Izadi
ACM Transaction of Graphics (2018)

Abstract

We introduce a realtime compression architecture for 4D performance capture that is two orders of magnitude faster than current state-of-the-art techniques, yet achieves comparable visual quality and bitrate. We note how much of the algorithmic complexity in traditional 4D compression arises from the necessity to encode geometry in a explicit model (i.e. a triangle mesh). In contrast, we propose an encoder that leverages implicit model to represent the observed geometry and its changes through time

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