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    • 7. 发明授权
    • Image insertion device for compressed video data
    • 用于压缩视频数据的图像插入装置
    • US08774264B2
    • 2014-07-08
    • US10805328
    • 2004-03-22
    • Yasuyuki Nakajima
    • Yasuyuki Nakajima
    • H04N7/12
    • H04N19/159H04N19/467H04N19/48
    • Input MPEG compressed data is input into a partial decoder and a logo insertion controller. A block DCT coefficients (a) output from the partial decoder is divided into a logo insertion region (c) and a non-logo insertion region (d) in a logo insertion region separator. Logo data (e) supplied from a logo information supply section is combined into the logo insertion region (c) with an arbitrary mixing ratio in a logo information insert section. In a logo region partial re-encoder, intra-frame coding of an image insertion region is executed when a starting frame for inserting an image is an intra-coded frame or a predictive coded frame, and, when the starting frame is a bidirectionally predictive-coded frame, inter-frame coding of the image insertion region is executed, and intra encoding of the image insertion region is executed in a frame to which the starting frame for inserting the image can refer.
    • 输入MPEG压缩数据被输入到部分解码器和徽标插入控制器中。 从部分解码器输出的块DCT系数(a)在徽标插入区域分离器中分为标志插入区域(c)和非标识插入区域(d)。 从徽标信息提供部提供的标识数据(e)在徽标信息插入部分中以任意的混合比组合到徽标插入区域(c)中。 在标识区域部分重新编码器中,当用于插入图像的起始帧是帧内编码帧或预测编码帧时,执行图像插入区域的帧内编码,并且当起始帧是双向预测时 编码帧,执行图像插入区域的帧间编码,并且在用于插入图像的开始帧可以参考的帧中执行图像插入区域的帧内编码。
    • 8. 发明申请
    • PICTURE SEARCHING APPARATUS
    • 图片搜索设备
    • US20110142292A1
    • 2011-06-16
    • US13033757
    • 2011-02-24
    • Yasuyuki NakajimaMasaru SuganoHiromasa Yanagihara
    • Yasuyuki NakajimaMasaru SuganoHiromasa Yanagihara
    • G06K9/00
    • H04N5/147
    • The picture input section 12 fetches image data from the storage device 11, and then, inputs image data on sequential n images into the section 13 for measuring correlation between sequential images and the section 14 for measuring correlation between sampled images. The section 13 for measuring correlation between sequential images measures the correlation between sequential images based on video data. The section 14 for measuring correlation between sampled images measures the correlation between sub-sampled images. The short shot determining section 15 determines short cut points by using the correlation between the sequential images and the correlation between the sub-sampled images. Otherwise, short cut points may be determined in consideration of motion amount between the sequential images or the sub-sampled images.
    • 图像输入部分12从存储装置11获取图像数据,然后将顺序n图像上的图像数据输入到用于测量顺序图像之间的相关性的部分13和用于测量采样图像之间的相关性的部分14。 用于测量连续图像之间的相关性的部分13测量基于视频数据的连续图像之间的相关性。 用于测量采样图像之间的相关性的部分14测量子采样图像之间的相关性。 短拍判定部15通过使用顺序图像之间的相关性和子采样图像之间的相关性来确定快捷点。 否则,可以考虑顺序图像或次采样图像之间的运动量来确定快捷点。