AWS Elemental MediaConvert转码报错：视频高度需为2的倍数求解决

转码任务执行失败，报错信息如下：

Error initializing encoder for video target [2] [Height must be a multiple of 2]

该转码配置在多数场景下运行正常，但部分客户提交的视频会触发此错误。以下是相关配置参数：

转码任务参数 #

{
  "Queue": "arn:aws:mediaconvert:us-east-1:123456789:queues/Default",
  "UserMetadata": {},
  "Role": "arn:aws:iam::757098027126:role/service-role/MediaConvert_Default_Role",
  "Settings": {
    "TimecodeConfig": {
      "Source": "ZEROBASED"
    },
    "OutputGroups": [
      {
        "Name": "File Group",
        "Outputs": [
          {
            "Preset": "720pvideo",
            "AudioDescriptions": [
              {
                "AudioSourceName": "Audio Selector 1"
              }
            ],
            "Extension": "mp4"
          }
        ],
        "OutputGroupSettings": {
          "Type": "FILE_GROUP_SETTINGS",
          "FileGroupSettings": {
            "Destination": "s3://production-output/transcoded/mp4-dz9kwrhfq6qselei23t0swzbs35s"
          }
        }
      },
      {
        "Name": "File Group",
        "Outputs": [
          {
            "Preset": "thumbnail",
            "Extension": "jpg"
          }
        ],
        "OutputGroupSettings": {
          "Type": "FILE_GROUP_SETTINGS",
          "FileGroupSettings": {
            "Destination": "s3://production-output//transcoded/thumbnail/"
          }
        }
      }
    ],
    "FollowSource": 1,
    "Inputs": [
      {
        "AudioSelectors": {
          "Audio Selector 1": {
            "DefaultSelection": "DEFAULT"
          }
        },
        "VideoSelector": {},
        "TimecodeSource": "ZEROBASED",
        "FileInput": "s3://production-input/dz9kwrhfq6qselei23t0swzbs35s"
      }
    ]
  },
  "BillingTagsSource": "QUEUE",
  "AccelerationSettings": {
    "Mode": "DISABLED"
  },
  "StatusUpdateInterval": "SECONDS_60",
  "Priority": 0
}

720p视频自定义预设 #

{
  "Description": "Create 1280*720 video with bitrate as 5000000 bits/s",
  "Name": "720pvideo",
  "Settings": {
    "VideoDescription": {
      "Width": 1280,
      "ScalingBehavior": "DEFAULT",
      "Height": 720,
      "CodecSettings": {
        "Codec": "H_264",
        "H264Settings": {
          "MaxBitrate": 5000000,
          "RateControlMode": "QVBR",
          "QvbrSettings": {
            "QvbrQualityLevel": 7,
            "QvbrQualityLevelFineTune": 0.33
          },
          "SceneChangeDetect": "TRANSITION_DETECTION"
        }
      }
    },
    "AudioDescriptions": [
      {
        "CodecSettings": {
          "Codec": "AAC",
          "AacSettings": {
            "Bitrate": 192000,
            "CodingMode": "CODING_MODE_2_0",
            "SampleRate": 48000
          }
        }
      }
    ],
    "ContainerSettings": {
      "Container": "MP4",
      "Mp4Settings": {}
    }
  }
}

缩略图生成自定义预设 #

{
  "Name": "thumbnail",
  "Settings": {
    "VideoDescription": {
      "ScalingBehavior": "FIT_NO_UPSCALE",
      "Sharpness": 50,
      "CodecSettings": {
        "Codec": "FRAME_CAPTURE",
        "FrameCaptureSettings": {
          "FramerateNumerator": 1,
          "FramerateDenominator": 3,
          "MaxCaptures": 2,
          "Quality": 80
        }
      }
    },
    "ContainerSettings": {
      "Container": "RAW"
    }
  }
}

求各位提供可行的解决方案。

内容的提问来源于stack exchange，提问作者BASTIN A