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H.264 Error Resilience Coding Based on Multi-hypothesis Motion Compensated Prediction and Adaptive Intra-refresh

机译:基于多假设运动补偿预测和自适应帧内刷新的H.264容错编码

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摘要

[[abstract]]In this paper, we propose novel schemes to enhance the error robustness of multi-hypothesis motion-compensate predictive (MHMCP) coder without sacrificing the coding efficiency significantly. The proposed method utilizes the concept of reference picture interleaving and data partitioning to make the MHMCP-coded video more resilient to channel errors, especially for burst channel error. Besides, we also propose a scheme of integrating adaptive intrarefresh into the proposed MHMCP coder to further improve the error recovery speed. Extensive simulation results show that the proposed methods can effectively and quickly mitigate the error propagation and the penalty on coding efficiency for clean channels due to the inserted error resilience features is rather minor.
机译:[[摘要]]在本文中,我们提出了新颖的方案来增强多假设运动补偿预测(MHMCP)编码器的错误鲁棒性,而不会显着牺牲编码效率。所提出的方法利用参考图片交织和数据划分的概念来使MHMCP编码的视频对信道错误更具弹性,尤其是对于突发信道错误。此外,我们还提出了将自适应帧内刷新集成到所提出的MHMCP编码器中的方案,以进一步提高错误恢复速度。大量的仿真结果表明,所提出的方法可以有效,快速地减轻错误的传播,并且由于插入的错误恢复特性而对干净信道的编码效率的影响很小。

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