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Change-Id: I16469062853c101965f56002be30ebc5823975b1

Change-Id: I25dc61bab46895d425ce49f89fceb164bee36906

* Move clipping tests from inside to outside loops
* Let sizex and sizey to clpf_block() be the clipped block size rather
  than both just bs
* Make fallback tests to C more accurate

Change-Id: Icdc57540ce21b41a95403fdcc37988a4ebf546c7

Change-Id: Ia69bad44e47509208e3b9d306165d0872d4e92f3

Change-Id: I7f691a0ae27f06ef3d727764829a60a8ffc509eb

PSNR YCbCr:     -0.01%     -0.06%     -0.17%
   PSNRHVS:      0.01%
      SSIM:      0.03%
    MSSSIM:      0.00%
 CIEDE2000:     -0.05%

Change-Id: I1205c021bfc5cee6f80344fec92aabb529af9bd1

When CLPF was extended to chroma, the chroma RDO accidentally
discarded the optimal block size found in the luma RDO.

PSNR YCbCr:     -0.25%      0.05%      0.06%
   PSNRHVS:     -0.19%
      SSIM:     -0.36%
    MSSSIM:     -0.23%

Conflicts:
	av1/common/clpf.c

Change-Id: Ie49cd30f9276a311ada88cb2f13d14757617f030

Rename av1_write_tree() to aom_write_tree() and move it into bitwriter.h
 to match aom_read_tree() in bitreader.h.

Manually cherry-picked from aom/master:
33a143fa

Change-Id: I6c686cdd3e0f179d7e95c5bc6984558b62d46d67

Conflicts:
	av1/encoder/block.h
	av1/encoder/encodeframe.c

Change-Id: I941e7b9e76380f262b173928d3c5132c5613b3ce

Manually cherry-picked from aom/master:
bf2ad75a

Change-Id: I99f05e79ec8ad35a49bc124e6dd829ccc7d9cc36

Change-Id: I42dc9f0fdecd3cf3398ab82d6e01dde06bdf7b24

Change-Id: I31bea3b1f76493060edd7e1bd616a223841d5f77

Objective quality impact (low latency):

PSNR YCbCr:      0.13%     -1.37%     -1.79%
   PSNRHVS:      0.03%
      SSIM:      0.24%
    MSSSIM:      0.10%
 CIEDE2000:     -0.83%

Change-Id: I8ddf0def569286775f0f9d4d4005932766a7fc27

av1_clpf_frame() was always called with the same src and dst,
so we only need one argument and the code supporting different
src and dst was removed.

Change-Id: I70919f50e5cfb19c22eb4dff9ee7c0fa2697fad3

Change-Id: Ieac27194f342d8ef9ef98c96ebea9d0c444658cf

Use in-place filtering, like in the decoder
(see eb5794da).

Change-Id: If037ead45f5cb3461347a63e0e415954d5dcba8b

Change-Id: I2c504a078a7137bea6ba50c5768c1295878e9ea1

Change-Id: I221bf4520d7030133e3b2fea883a995b3d6f6282

BDR improvements:
     PSNR  PSNRHVS SSIM  MSSSIM CIEDE2000 PSNR Cb  PSNR Cr
LL: -0.17% -0.13% -0.11% -0.12%   -0.18%   -0.19%   -0.21%
HL: -0.21% -0.14% -0.15% -0.11%   -0.37%   -0.39%   -0.52%

Change-Id: I58c00a1cc0ddfc3376644f66345e99472482a613

Change-Id: Ic5eadb323227a820ad876c32d4dc296e05db6ece