Video fingerprint extraction method and device, equipment and medium

The embodiment of the invention discloses a video fingerprint extraction method and device, equipment and a medium. The method comprises the following steps: acquiring a key frame image in a to-be-extracted video; extracting image features of the key frame image through a preset image feature extraction model to obtain a first image feature vector corresponding to the key frame image; and obtaining a video fingerprint of the video to be extracted according to the first image feature vector. 本公开实施例公开一种视频指纹提取方法、装置、设备及介质，该方法包括：获取待提取视频中的关键帧图像；通过预设图像特征提取模型提取所述关键帧图像的图像特征，得到对应于所述关键帧图像的第一图像特征向量；根据所述第一图像特征向量，获得所述待提取视频的视频指纹。