Experimental results show that the improved algorithm almost has 30% decrement on intra-frame mode selection times, meanwhile the image quality is still good enough with a neglectable rate increase.

• 实验结果表明，该优化算法能在保证很好的图像质量的同时，使帧内模式选择计算次数减少30%25以上，而且对传输码率基本没有影响。