tree d226fe85ba0af57feb8fdd24e81799806f96bd15
parent 976f227a04f2ce3b363dfe17939a71bc62edc785
author Narayan <narayan.kalaburgi@ittiam.com> 1667455799 +0530
committer Yunqing Wang <yunqingwang@google.com> 1670451145 +0000

rtc: Introduce prune_hv_pred_modes_using_src_sad sf

For rtc speed <= 8, currently DC, H and V intra modes are
evaluated in inter frames for block sizes < 32x32. This CL
introduces a speed feature 'prune_hv_pred_modes_using_src_sad'
to conditionally prune H and V modes based on color sensitivity,
SB level sad,frame source sad and block boosted information from
segment id. Currently, this sf impacts speed 8 alone.

For real-time encoding,
                 Instruction Count       BD-Rate Loss(%)
cpu   Testset      Reduction(%)     avg.psnr   ovr.psnr   ssim
 8      rtc           2.020         0.1052     0.0911     0.0426
 8    rtc_derf        2.790         0.1722     0.2383     0.1797

No changes to rtc_screen testset.

STATS_CHANGED for --rt, speed=8

Change-Id: Ied0fd6cef23bf654e288f3a58f422dae58c3b05c