)]}'
{
  "commit": "dc857d1b309e1ed94867b2f01304e2519428a447",
  "tree": "5e5e3c9548101d744bd1bd580b7f8aab5d3ad82a",
  "parents": [
    "4644a7d0d8bb604868e61dc90e67cd64d2cfbd7d"
  ],
  "author": {
    "name": "Nathan E. Egge",
    "email": "negge@mozilla.com",
    "time": "Mon Dec 04 01:11:37 2017 -0500"
  },
  "committer": {
    "name": "Tim Terriberry",
    "email": "tterriberry@mozilla.com",
    "time": "Tue Dec 05 20:25:55 2017 +0000"
  },
  "message": "daala_tx: New flattened 4-point Type-IV asym DST.\n\nThis 4-point Type-IV asymmetric DST uses the same computation graph as\n the 4-point Type-IV DST.\nThis change improves the accuracy of the 8-point Type-II DCT:\n\nOld MSE: 1.8927096972341813413041010372151e-06\nNew MSE: 1.7946367518072710517065436117146e-06\n\nsubset-1:\n\nnew_dst4@2017-12-04T06:31:41.096Z -\u003e new_dst4a@2017-12-04T06:32:22.698Z\n\n   PSNR | PSNR Cb | PSNR Cr | PSNR HVS |    SSIM | MS SSIM | CIEDE 2000\n-0.0143 |  0.0410 | -0.2166 |  -0.0556 | -0.0379 | -0.0461 |    -0.0002\n\nChange-Id: Ifde11fca987220130c1657306b0df34ec2f3fe25\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "a66e404b0973e7590601491f79ab7c5deeaac240",
      "old_mode": 33188,
      "old_path": "av1/common/daala_tx.c",
      "new_id": "b6a688dedc71de2fb73d73e3ea925d5784f4f11a",
      "new_mode": 33188,
      "new_path": "av1/common/daala_tx.c"
    },
    {
      "type": "modify",
      "old_id": "8ce1a352c6c62d0fbb147972e0505bef70183b33",
      "old_mode": 33188,
      "old_path": "av1/common/x86/daala_tx_kernels.h",
      "new_id": "90a47f0364236f631ac75e24d71c7ad53827513f",
      "new_mode": 33188,
      "new_path": "av1/common/x86/daala_tx_kernels.h"
    }
  ]
}