tree 93c5e633feb878d7e09e4484fa9c24b737d9c34c
parent 2664d1646afeb76d8a0c78c1505d2e3873f8fd92
author Bohan <bohanli@google.com> 1761601484 -0700
committer Bohan Li <bohanli@google.com> 1761854780 -0700

Use source buffer from last gop for tpl

This should benefit tpl data for ext RC.

It also helps a little bit to libaom's built-in RC. Test results for q mode, speed 1, 48 lag in frames and 4 tiles:

                       PSNR1411    Vmaf-neg    uvq-1.5
hdres2:      mean:     -0.264%     -0.185%     -0.622%
             median:   -0.309%     -0.141%     -0.609%
shorts_720p: mean:     -0.098%     -0.092%     13.157% (non-monotonic outliers)
             median:   -0.092%     -0.114%     -0.436%

STATS_CHANGED

Change-Id: I92c8c9e98598351e6d647f8460a1e99acbd3058d