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Jingning Han authored
This commit refactors the rate-distortion optimization scheme for transform block coding. When both ext-tx and var-tx experiments are turned on, the encoding time for bus_cif at 1000 kbps goes down from 706377 ms to 666503 ms (5.6% speed-up). The coding statics remain unchanged. Change-Id: I20835db573725580aad79c16220f799ce01f2093
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