)]}'
{
  "commit": "19cc46b0a8772731655f0f2ca0c76b5ef408b705",
  "tree": "31d832a935a983f281793b531bdba634982a9db7",
  "parents": [
    "5c1577e699687ff59e6bd15218e258d7643b1b14"
  ],
  "author": {
    "name": "Wan-Teh Chang",
    "email": "wtc@google.com",
    "time": "Wed Feb 17 16:42:06 2021 -0800"
  },
  "committer": {
    "name": "Joe Drago",
    "email": "joedrago@gmail.com",
    "time": "Wed Feb 17 17:20:30 2021 -0800"
  },
  "message": "Recognize the Y4M format string \"C420mpeg2\"\n\nThe aom/common/y4menc.c file in libaom says:\n\n      if (csp \u003d\u003d AOM_CSP_VERTICAL) {\n        return \"C420mpeg2 XYSCSS\u003d420MPEG2\";\n      } else if (csp \u003d\u003d AOM_CSP_COLOCATED) {\n        // Note that Y4M does not have a dedicated header for colocated chroma,\n        // and that FFMPEG interprets C420 as C420jpeg.\n        return \"C420\";\n      } else {\n        return \"C420jpeg\";\n      }\n\nExtend y4mColorSpaceParse() to also set the chroma sample position.\n",
  "tree_diff": [
    {
      "type": "modify",
      "old_id": "9e6b39a1ceae75bb056b45bdddb970efc151bd94",
      "old_mode": 33188,
      "old_path": "apps/shared/y4m.c",
      "new_id": "b3f33a3a392ab94f801da3728a34b3ea7a53c82e",
      "new_mode": 33188,
      "new_path": "apps/shared/y4m.c"
    }
  ]
}