Jingning Han 325e0aa650 Special handle on DC only inverse 8x8 2D-DCT
This commit enables a special handle for the 8x8 inverse 2D-DCT,
where only DC coefficient is quantized to be non-zero. For bus_cif
at 2000 kbps, it provides about 1% speed-up at speed 0.

Change-Id: I2523222359eec26b144cf8fd4c63a4ad63b1b011
2013-07-26 14:16:51 -07:00
..
2013-07-16 14:12:47 -07:00
2013-07-12 15:25:48 -07:00
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