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Jingning Han authored
This commit re-designs the alternate reference frame generation process. It employs non-local mean approach to produce more stable pixel estimation for alternate reference frame. It improves the compression performance gains: derf 0.5% hevcmr 0.8% stdhd 1.3% hevchr 1.0% The encoding time at speed 0 is not affected. Change-Id: Iaa757f0da189ce93812d69617a81bf630d449848
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