The watermark is embedded into the same macroblock using differential energy watermarking (DEW) for reference, which makes the algorithm robust against the ordinary processing.

• 水印的嵌入基于传统的差分能量水印(DEW)算法，以视频码流中的宏块为单位，通过选择合适的能量阈值进一步保证了水印抗常规处理的鲁棒性。