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提出了一种基于可视可擦除水印和数字指纹的多媒体安全分发方案。利用可视水印提供预览视频,支持用户获得授权后的可视水印擦除,伴随擦除过程同时完成用户指纹的嵌入。
A multimedia secure distribution scheme based on visual erasable watermark and digital fingerprint is proposed. The use of visual watermarks to provide preview video to support the user authorized visual watermark erasure, along with the erasing process to complete the user fingerprint embedding.