A Fireworks WMS workflow for swirling an image

image-swirl-workflow.yaml

fws:
- fw_id: 0
  name: Transfer the input files
  spec:
    _tasks:
    - _fw_name: FileTransferTask
      dest: /tmp
      files: [/home/kalana/A/letter.png]
      mode: copy
- fw_id: 1
  name: 90 rotated A
  spec:
    _tasks:
    - _fw_name: CommandLineTask
      command_spec:
        command: [convert, -swirl]
        letter: {source: letter}
        swirl angle:
          source: {type: data, value: 90}
        90 out:
          target: {type: path, value: /tmp}
      inputs: [swirl angle,letter]
      outputs: [90 out]
    letter: {type: path, value: /tmp/letter.png}
- fw_id: 2
  name: 180 rotated A
  spec:
    _tasks:
    - _fw_name: CommandLineTask
      command_spec:
        command: [convert, -swirl]
        letter: {source: letter}
        swirl angle:
          source: {type: data, value: 180}
        180 out:
          target: {type: path, value: /tmp}
      inputs: [swirl angle,letter]
      outputs: [180 out]
    letter: {type: path, value: /tmp/letter.png}
- fw_id: 3
  name: 270 rotated A
  spec:
    _tasks:
    - _fw_name: CommandLineTask
      command_spec:
        command: [convert, -swirl]
        letter: {source: letter}
        swirl angle:
          source: {type: data, value: 270}
        270 out:
          target: {type: path, value: /tmp}
      inputs: [swirl angle,letter]
      outputs: [270 out]
    letter: {type: path, value: /tmp/letter.png}
- fw_id: 4
  name: 360 rotated A
  spec:
    _tasks:
    - _fw_name: CommandLineTask
      command_spec:
        command: [convert, -swirl]
        letter: {source: letter}
        swirl angle:
          source: {type: data, value: 360}
        360 out:
          target: {type: path, value: /tmp}
      inputs: [swirl angle,letter]
      outputs: [360 out]
    letter: {type: path, value: /tmp/letter.png}
- fw_id: 5
  name: Make an animation from a list of images
  spec:
    _tasks:
    - _fw_name: CommandLineTask
      command_spec:
        animation:
          target: {type: path, value: /tmp/animation.gif}
        command: [convert, -delay, '10', -loop, '0']
        image 1: {source: 90 out}
        image 2: {source: 180 out}
        image 3: {source: 270 out}
        image 4: {source: 360 out}
      inputs: [image 4,image 1, image 2, image 3, image 4, image 3, image 2, image 1, image 4]
      outputs: [animation]
metadata: {}
links: 
  '0' : [1,2,3,4]
  '1' : [5]
  '2' : [5]
  '4' : [5]
  '3' : [5]
  '5' : []
name: My Swirl GIF