An adaptive rate control algorithm based on significant priority is presented for embedded block coding with optimized truncation.

针对优化截取内嵌块编码提出一种基于重要性权值的自适应率控制算法。

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The preferential reference block can be reconstructed from the coding block frame inside the embedded frame.

所述优先参考块可从有嵌入帧内编码块的帧开始被重建。

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Besides the high coding efficiency, the improved block-based adaptive threshold wavelet embedded coding algorithm preserves the properties of the SPECK and has high coding efficiency.

改进的分块自适应阈值算法不仅保留了原算法的优点，而且具有较高的编码效率。

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