The frames of higher picture complexity were quantized with bigger parameter, while frames of lower picture complexity were quantized with smaller parameter.

• 对于图像复杂度比较高的帧，采用较小的量化参数，对于图像复杂度较低的帧，采用较高的量化参数，从而达到稳定图像质量，得到平滑图像序列的目的。