监控视频作为法庭视听证据的一种重要表现形式,其真实性的检验鉴定是司法检验中不可缺少的一项内容。特别是近年来在哈尔滨“林松岭被打致死”和昆明“邢鲲派出所候问室死亡”等多起案件中,案件的当事人亲属都通过各种方式对视频监控资料的真实性提出质疑。针对实际工作的需要,本论文通过对监控视频图像的研究,用相邻帧帧差法对监控视频中进行检验。 As an important manifestation of court audio-visual evidence, surveillance video is an indispensable part of judicial examination. Especially in many cases such as “Lin Song Ling was beaten to death” and Kunming “Xing Kun station asked room death” in Harbin in recent years, the relatives of the parties in the case raised the authenticity of the video surveillance data through various means question. In response to the needs of practical work, this thesis examines the video surveillance by using the frame difference method of adjacent frames.