Matches in UGent Biblio for { ?s ?p Although pixel shaders were designed for the creation of programmable rendering effects, they can also be used as generic processing units for vector data. In this paper, attention is paid to an implementation of the YCoCg-R to RGB color space transform, as defined in the H.264/AVC fidelity range extensions, by making use of pixel shaders. Our results show that a significant speedup can be achieved by relying on the processing power of the GPU, relative to the CPU. To be more specific, high definition video (1080p), represented in the YCoCg-R color space, could be decoded to RGB at 30 Hz on a PC with an AMD Athlon XP 2800+ CPU, an AGP bus and an NVIDIA GeForce 6800 graphics card, an effort that could not be realized in real-time by the CPU. }
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- aggregation abstract "Although pixel shaders were designed for the creation of programmable rendering effects, they can also be used as generic processing units for vector data. In this paper, attention is paid to an implementation of the YCoCg-R to RGB color space transform, as defined in the H.264/AVC fidelity range extensions, by making use of pixel shaders. Our results show that a significant speedup can be achieved by relying on the processing power of the GPU, relative to the CPU. To be more specific, high definition video (1080p), represented in the YCoCg-R color space, could be decoded to RGB at 30 Hz on a PC with an AMD Athlon XP 2800+ CPU, an AGP bus and an NVIDIA GeForce 6800 graphics card, an effort that could not be realized in real-time by the CPU".