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Old 10th July 2009, 11:53   #17  |  Link
roozhou
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Join Date: Apr 2008
Posts: 1,181
Quote:
Originally Posted by Reimar View Post
Probably due to decoding speed. Unfortunately it is unclear which decoders were used. If either the source was uncompressed or at least DXVA+readback was used for x264 or the source used some format that the GPU can't accelerate it might make some sense as an encoder comparison so far the main conclusions is: A fast GPU can decode H.264 a lot faster than a slow CPU with some random (probably single-threaded) decoder. Not exactly news. And not in any way related to x264.
How can one perform DXVA+readback? Is there any opensource implementation available?
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