Crop

Name	Type	Description
left	number string	Number of pixels to crop from left. If '%' is appended, percentage of video width. "auto" uses the value reported from an up-stream black_borders analyzer task.
right	number string	Number of pixels to crop from right. If '%' is appended, percentage of video width. "auto" uses the value reported from an up-stream black_borders analyzer task.
top	number string	Number of pixels to crop from top. If '%' is appended, percentage of video height. "auto" uses the value reported from an up-stream black_borders analyzer task.
bottom	number string	Number of pixels to crop from bottom. If '%' is appended, percentage of video height. "auto" uses the value reported from an up-stream black_borders analyzer task.
use_source_dimensions	boolean	The default behavior for cropping is to use the output target dimensions. The source dimensions may be used by setting this flag.

---

Example crop

{
  "uid": "transcode_task",
  "kind": "transcode",
  "payload": {
    "location": {
    },
    "targets": [
      {
        "file_pattern": "{source_basename}_converted.mp4",
        "container": {
          "kind": "mp4"
        },
        "video": {
          "codec": "h264",
          "filters": [
            {
              "kind": "crop",
              "payload": {
                "top": 20,
                "bottom": 20,
                "use_source_dimensions": true
              }
            }
          ]
        },
        "audio": [
        ]
      }
    ]
  }
}