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ICIP
2010
IEEE
14 years 7 months ago
Mixed-resolution distributed video codec without motion estimation at the encoder
Inspired by recent results showing that Wyner-Ziv coding using a combination of source and channel coding may be more efficient than pure channel coding, we have applied coset cod...
Bruno Macchiavello, Edson M. Hung, Ricardo L. de Q...
ISCAS
2005
IEEE
164views Hardware» more  ISCAS 2005»
15 years 3 months ago
An improved rate control algorithm for H.264
—This paper proposes a new algorithm for H.264 rate control, and aims at improving coding quality of high motion scenes. Firstly, the motion estimations using all the possible mo...
Hongtao Yu, Zhiping Lin, Feng Pan
ICIP
1999
IEEE
15 years 11 months ago
Long-Term Memory Prediction Using Affine Motion Compensation
Long-term memory prediction extends motion compensation from the previous frame to several past frames with the result of increased coding efficiency. In this paper we demonstrate...
Thomas Wiegand, Eckehard G. Steinbach, Bernd Girod
ICASSP
2007
IEEE
14 years 11 months ago
Adaptive Multi-Reference Downhill Simplex Search Based on Spatial-Temporal Motion Smoothness Criterion
Multi-reference frame motion estimation improves the accuracy of motion compensation in video coding. However, it also increases computational complexity dramatically. In this pap...
Wei-Hau Pan, Chen-Kuo Chiang, Shang-Hong Lai
PSIVT
2007
Springer
125views Multimedia» more  PSIVT 2007»
15 years 4 months ago
Studying the GOP Size Impact on the Performance of a Feedback Channel-Based Wyner-Ziv Video Codec
Wyner-Ziv video coding has become one of the hottest research topics in the video coding community due to the conceptual, theoretical and functional novelties it brings. Among the ...
Fernando Pereira, João Ascenso, Catarina Br...