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    • 82. 发明授权
    • Method and apparatus for decoding/encoding a video signal using a reference picture list for inter-view prediction
    • 使用用于视域间预测的参考图片列表来解码/编码视频信号的方法和装置
    • US08634475B2
    • 2014-01-21
    • US12805784
    • 2010-08-19
    • Byeong Moon JeonSeung Wook ParkYong Joon JeonJi Ho ParkYeon Kwan Koo
    • Byeong Moon JeonSeung Wook ParkHan Suh KooYong Joon JeonJi Ho Park
    • H04N7/12
    • H04N19/573H04N19/176H04N19/50H04N19/597H04N19/61H04N19/70
    • The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. The random access slice references only a slice corresponding to a same time and a different view of the random access picture. Type information indicating whether the random access slice is predicted from one or two reference pictures is obtained, and a reference picture list is initialized using view number information and view identification information included in obtained initialization information according to the type information. The initialization information is obtained based on a value indicating decoding order between the plurality of views. The initialized reference picture list is modified based on modification information representing how to assign an inter-view reference index in the initialized reference picture list. A prediction value of a macroblock in the random access picture is determined based on the modified reference picture list, and the macroblock is decoded using the prediction value.
    • 该方法包括接收包括随机接入片的随机接入图像的多视点视频流。 随机访问片仅引用对应于同一时间的切片和随机访问图片的不同视图。 获得指示是从一个或两个参考图像预测随机访问片段的类型信息,并且使用根据类型信息的所获得的初始化信息中包括的查看号码信息和查看标识信息来初始化参考图片列表。 基于指示多个视图之间的解码顺序的值来获得初始化信息。 基于修改信息来修改初始化的参考图像列表,该修改信息表示如何在初始化参考图像列表中分配视频间参考索引。 基于修改后的参照图像列表确定随机存取图像中的宏块的预测值,并使用预测值对宏块进行解码。
    • 83. 发明授权
    • Method and apparatus for decoding/encoding a video signal
    • 用于对视频信号进行解码/编码的方法和装置
    • US08611427B2
    • 2013-12-17
    • US12805780
    • 2010-08-19
    • Byeong Moon JeonSeung Wook ParkYong Joon JeonJi Ho ParkYeon Kwan Koo
    • Byeong Moon JeonSeung Wook ParkHan Suh KooYong Joon JeonJi Ho Park
    • H04N7/12G06K9/36
    • H04N19/573H04N19/176H04N19/50H04N19/597H04N19/61H04N19/70
    • The method includes receiving a multi-view video stream including a random access picture, which includes a random access slice. The random access slice references only a slice corresponding to a same time and a different view of the random access picture. Type information indicating whether the random access slice is predicted from one or two reference pictures is obtained, and a reference picture list is initialized using view number information and view identification information included in obtained initialization information according to the type information. The initialization information is obtained based on a value indicating decoding order between the plurality of views. The initialized reference picture list is modified based on modification information representing how to assign an inter-view reference index in the initialized reference picture list. A prediction value of a macroblock in the random access picture is determined based on the modified reference picture list, and the macroblock is decoded using the prediction value.
    • 该方法包括接收包括随机接入片的随机接入图像的多视点视频流。 随机访问片仅引用对应于同一时间的切片和随机访问图片的不同视图。 获得指示是从一个或两个参考图像预测随机访问片段的类型信息,并且使用根据类型信息的所获得的初始化信息中包括的查看号码信息和查看标识信息来初始化参考图片列表。 基于指示多个视图之间的解码顺序的值来获得初始化信息。 基于修改信息来修改初始化的参考图像列表,该修改信息表示如何在初始化参考图像列表中分配视频间参考索引。 基于修改后的参照图像列表确定随机存取图像中的宏块的预测值,并使用预测值对宏块进行解码。
    • 87. 发明申请
    • METHOD FOR ENCODING IMAGE USING ESTIMATION OF COLOR SPACE
    • 使用颜色空间估计编码图像的方法
    • US20110158521A1
    • 2011-06-30
    • US12691824
    • 2010-01-22
    • Ji Ho ParkJe Woo KimByeng Ho Choi
    • Ji Ho ParkJe Woo KimByeng Ho Choi
    • G06K9/36
    • H04N1/644H04N19/186H04N19/593
    • An image encoding method using color space estimation is provided. A method for encoding a second color space pixel corresponding to coordinates of a first color space pixel using color spaces, includes encoding a pixel of a first color space; calculating a color space estimation value of a current pixel of a second color space by referring to the encoded pixel of the first color space; and encoding a differential value of the calculated color space estimation value and the current pixel value. Thus, the image compression efficiency can be enhanced by using the information between the color spaces in the image encoding, and the lossless image compression can be accomplished by ruling out the similarity of the pixels.
    • 提供了使用颜色空间估计的图像编码方法。 一种用于使用颜色空间对与第一颜色空间像素的坐标相对应的第二颜色空间像素进行编码的方法包括对第一颜色空间的像素进行编码; 通过参考第一颜色空间的编码像素来计算第二颜色空间的当前像素的颜色空间估计值; 以及编码所计算的色彩空间估计值和当前像素值的差分值。 因此,可以通过使用图像编码中的色彩空间之间的信息来提高图像压缩效率,并且可以通过排除像素的相似度来实现无损图像压缩。