test_scale.jvc

{
  "vars": [
    {"name": "out_width", "value": "1024"},
    {"name": "out_height", "value": "source.height / 2"}
  ],
  "assets": [
    // wildcard matches multiple files, vid1_splits becomes a "list" asset. resolution is 320x240
    { "name": "vid1_splits", "path": "src/test/resources/outputs/vid1_splits_*.mp4" }
  ],
  "operations": [
    {
      "operation": "scale",            // name of the operation
      "creates": "scaled_test1",       // output asset name
      "source": "vid1_splits[3]",      // scale this source asset
      "width": "out_width",            // width of scaled asset. if omitted and height is present, width will be proportional
                                       // here we reference the `out_width` variable defined above in the `vars` array
      "height": "out_height",          // height of scaled asset. if omitted and width is present, height will be proportional
                                       // here we reference the `out_height` variable defined above in the `vars` array
      "validate": [{
        "comment": "expect output resolution of 1024x(source.height/2)",
        "test": "output.width === 1024 && output.height === source.height/2"
      }]
    },
    {
      "operation": "scale",            // name of the operation
      "creates": "scaled_small",       // asset it creates
      "source": "vid1_splits[3]",      // scale this source asset
      "factor": "0.5",                 // scale factor. if factor is set, width and height are ignored.
      "validate": [{
        "comment": "expect output resolution that is half of source",
        "test": "output.width === source.width/2 && output.height === source.height/2"
      }, {
        "comment": "expect output resolution that is 160x120",
        "test": "output.width === 160 && output.height === 120"
      }]
    }
  ]
}