Fast H.264/AVC inter-mode decision with RDC optimization

被引:0
作者
Hu, Yu [1 ]
Li, Qing [1 ]
Ma, Siwei [1 ]
Kuo, C. -C. Jay [1 ]
机构
[1] Univ Southern Calif, Dept Elect Engn, Los Angeles, CA 90089 USA
来源
IIH-MSP: 2006 INTERNATIONAL CONFERENCE ON INTELLIGENT INFORMATION HIDING AND MULTIMEDIA SIGNAL PROCESSING, PROCEEDINGS | 2006年
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D O I
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中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
A complexity-constrained inter-mode decision algorithm for H.264/AVC video coding is developed using a rate-distortion-complexity (RDC) optimization framework in this work. The proposed algorithm consists of two main steps. At the first step, we use the number of DCT coefficients of prediction errors quantized to zeros to predict whether the underlying block modes should be skipped. At the second step, a joint RDC cost function is adopted to control the mode decision process to manage motion search complexity. It is demonstrated by computer simulation that. significant complexity saving can be achieved with negligible R-D performance degradation.
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页码:511 / +
页数:2
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