• Jingning Han's avatar
    Special handle on DC only inverse 8x8 2D-DCT · 325e0aa6
    Jingning Han authored
    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