To improve the image quality of real time video encoder, a low complexity variant bit rate (VBR) control algorithm for single-pass video encoding was proposed.

为提高实时视频编码的图像质量，提出了一种低复杂度单通道视频编码的可变码率(VBR)控制算法。

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The coding method in low bit rate discussed in this paper is a hybrid encoding architecture, which combines global motion compensation and local motion compensation coding.

采用的低码率视频编码方法是以全局运动补偿和局部运动补偿为核心的混合编码方法。

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Performance analysis of algorithms. This algorithm can be obtained to achieve the highest quality encoding, the search points less, PNSR is also high. Low bit rate coding can be realized.

并在MATLAB中进行仿真，对算法进行了性能分析，得出了此算法能达到最高质量的编码，搜索点少，PNSR也较高，可实现低码率编码。

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