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    • 2. 发明授权
    • Method and system for watermarking 3D content
    • 水印3D内容的方法和系统
    • US09049466B2
    • 2015-06-02
    • US13645374
    • 2012-10-04
    • Broadcom Corporation
    • Xuemin ChenSamir HulyalkarMarcus KellermanIlya Klebanov
    • G06K9/00H04N21/235
    • H04N21/2351G06T1/0085G06T2201/0053H04N19/467H04N19/597
    • A video transmitter identifies regions in pictures in a compressed three-dimensional (3D) video comprising a base view video and an enhancement view video. The identified regions are not referenced by other pictures in the compressed 3D video. The identified regions are watermarked. Pictures such as a high layer picture in the base view video and the enhancement view video are identified for watermarking. The identified regions in the base view and/or enhancement view videos are watermarked and multiplexed into a transport stream for transmission. An intended video receiver extracts the base view video, the enhancement view video and corresponding watermark data from the received transport stream. The corresponding extracted watermark data are synchronized with the extracted base view video and the extracted enhancement view video, respectively, for watermark insertion. The resulting base view and enhancement view videos are decoded into a left view video and a right view video, respectively.
    • 视频发射器识别包括基本视图视频和增强视图视频的压缩三维(3D)视频中的图像中的区域。 识别的区域不被压缩3D视频中的其他图像引用。 所识别的区域被加水印。 识别基本视图视频和增强视图视频中的高层图像等图像以进行水印处理。 基本视图和/或增强视图视频中的识别的区域被加水印和多路复用到传输流中以进行传输。 预期的视频接收器从接收的传输流中提取基本视图视频,增强视图视频和对应的水印数据。 相应的提取的水印数据分别与提取的基本视图视频和提取的增强视图视频同步,用于水印插入。 所得到的基本视图和增强视图视频分别解码为左视图视频和右视图视频。