According to the experimental results of computer simulation and the tradeoff betweenreconstructed picture quality and coding speed, the optimized scheme of VLBR encoderis proposed.

• 最后根据计算机模拟的实验结果给出了在恢复图像质量和编码速度之间权衡比较的VLBR视频软件编码器的优化方案。