tree 58231f9c3c6dbf8a2bdb8272ce88a2e9e821e74e
parent 96c103d3b583b2c6beb1afbcc3d17c3dd66faafb
author Jingning Han <jingning@google.com> 1596042099 -0700
committer Jingning Han <jingning@google.com> 1596657656 +0000

Make multiplier scaling layer depth dependent

Make the Lagrangian multiplier scaling factor depend on the layer
depth. The coding performance changes in speed 1 vbr:

          avg PSNR     overall PSNR     SSIM
lowres    0.071	         0.334	       -0.770
lowres2  -0.164	         0.020	       -0.948
midres   -0.165	        -0.072	       -1.012
midres2  -0.329	        -0.225	       -1.167

STATS_CHANGED

Change-Id: I5592b2aaf77ee9b25f35f2ba9a78d5936b6b5dc7