)]}'
{
  "commit": "973479b414bb9fcc2d09905fed7a2039061808ed",
  "tree": "73c62c7946abb8bdbfb568bcaf0f16570d2dabbd",
  "parents": [
    "ed778323ce02e5d306a52367331a9c6e92e3edbe"
  ],
  "author": {
    "name": "Mudassir Galagnath",
    "email": "mudassir.galaganath@ittiam.com",
    "time": "Wed May 07 14:32:34 2025 +0530"
  },
  "committer": {
    "name": "Yunqing Wang",
    "email": "yunqingwang@google.com",
    "time": "Thu May 08 10:29:59 2025 -0700"
  },
  "message": "lc-dec: Tune dual_sgr_penalty_level for improved decoder speed\n\nThis patch adjusts the level of dual_sgr_penalty_level speed\nfeature for non-boosted frames to:\n• level 3 for vertical shorts resolution\n• level 2 for HD resolution\n\nThe change increases the bias against dual-sgr filter selection\nduring encoding, which reduces computational complexity of the\ndecoder.\n\nPerformance results of encoder and decoder for the streams\ngenerated with low complexity decode enabled.\n\n                  Decode Time              BD-Rate Loss(%)\n cpu  Resolution  Reduction(%)  avg.psnr    ssim      vmaf    vmaf_neg\n  1       608p       2.377       0.2648    0.3932    0.0231    0.0329\n  2       608p       1.678       0.2192    0.2333   -0.0402   -0.0384\n  3       608p       1.241       0.1515    0.1984   -0.1550   -0.0645\n  1     HDRES2       1.224       0.1123    0.1019    0.0973    0.0763\n  2     HDRES2       1.029       0.0905    0.0646   -0.0154   -0.0087\n  3     HDRES2       1.653       0.0721    0.0279   -0.2055   -0.1124\n\nSTATS_CHANGED for low complexity decode, 608p and hd-res.\n\nChange-Id: I912902c2d9ad8374b6fddadabe2d1716d404cf33\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "7b58a73bd0da224fd4e1b6ac5d604c4d68f77455",
      "old_mode": 33188,
      "old_path": "av1/encoder/speed_features.c",
      "new_id": "358ee5442ca9cb274b81bb66f88472d828f1d453",
      "new_mode": 33188,
      "new_path": "av1/encoder/speed_features.c"
    }
  ]
}