Video multiviewer system providing direct video data transfer to graphics processing unit (GPU) memory and related methods
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United States of America Patent
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Apr 4, 2017
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app pub date -
Apr 10, 2008
filing date -
Apr 10, 2008
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Abstract
A video multiviewer system may include a video input/output (I/O) controller, a system memory, and a graphics processing unit (GPU) comprising a GPU memory. The system may further include a central processing unit (CPU) for operating the video I/O controller to transfer video data to the GPU memory via direct memory access (DMA) without being stored in the system memory, and a display for displaying multiple video windows based upon video data in the GPU memory.
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