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    • 5. 发明申请
    • DISPLAYING RESIZED VIDEO
    • 显示适合的视频
    • WO2007138320A1
    • 2007-12-06
    • PCT/GB2007/002005
    • 2007-05-29
    • NDS TECHNOLOGIES FRANCEWHITE, Duncan RohanBEAUNOIR, NicolasBELLANGER, FranckPROUST, LaurentCHAU, Hervé
    • WHITE, Duncan RohanBEAUNOIR, NicolasBELLANGER, FranckPROUST, LaurentCHAU, Hervé
    • H04N7/01H04N7/015H04N5/445
    • H04N5/45H04N5/44504H04N7/0125H04N7/015H04N21/4316H04N21/440263
    • A method of operating a video system to display a resized video in a resized video window is disclosed. The video system comprises a base layer and an application layer, the method comprises in said application layer: constructing an overlay plane in a reference resolution, the overlay plane including: one or more layers of graphics; and a window; calculating a size and position for the window in the overlay plane; and transferring the overlay plane and the size and position of the window to the base layer; the method further including in the base layer: receiving an input video; resizing the overlay plane using the overlay plane in the reference resolution to form a resized overlay plane in an output resolution, the resized overlay plane including: one or more layers of graphics; and a resized video window; calculating a new size and new position for the resized video window using the size and position of the window; resizing the input video using the new size of the resized video window to form the resized video; and displaying the resized video in the resized video window using the new position of the resized video window.
    • 公开了一种操作视频系统以在调整大小的视频窗口中显示经调整大小的视频的方法。 所述视频系统包括基层和应用层,所述方法包括在所述应用层中:以参考分辨率构建覆盖平面,所述覆盖平面包括:一层或多层图形; 和窗户; 计算覆盖平面中窗口的大小和位置; 并将覆盖平面以及窗口的尺寸和位置传送到基层; 该方法还包括在基层中:接收输入视频; 使用参考分辨率中的覆盖平面调整覆盖平面的大小以在输出分辨率中形成调整大小的覆盖平面,所述调整大小的覆盖平面包括:一个或多个图形层; 和一个调整大小的视频窗口; 使用窗口的大小和位置计算调整大小的视频窗口的新尺寸和新位置; 使用调整大小的视频窗口的新尺寸调整输入视频的大小以形成调整大小的视频; 以及使用调整大小的视频窗口的新位置在调整大小的视频窗口中显示经调整大小的视频。