options:
  parameters:
    author: ''
    catch_exceptions: 'True'
    category: '[GRC Hier Blocks]'
    cmake_opt: ''
    comment: ''
    copyright: ''
    description: ''
    gen_cmake: 'On'
    gen_linking: dynamic
    generate_options: qt_gui
    hier_block_src_path: '.:'
    id: test_appbackground
    max_nouts: '0'
    output_language: python
    placement: (0,0)
    qt_qss_theme: ''
    realtime_scheduling: ''
    run: 'True'
    run_command: '{python} -u {filename}'
    run_options: prompt
    sizing_mode: fixed
    thread_safe_setters: ''
    title: Test App Background
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [8, 8]
    rotation: 0
    state: enabled

blocks:
- name: samp_rate
  id: variable
  parameters:
    comment: ''
    value: '32000'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [184, 12]
    rotation: 0
    state: enabled
- name: blocks_null_sink_0
  id: blocks_null_sink
  parameters:
    affinity: ''
    alias: ''
    bus_structure_sink: '[[0,],]'
    comment: ''
    num_inputs: '1'
    type: complex
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [431, 131]
    rotation: 0
    state: true
- name: blocks_null_source_0
  id: blocks_null_source
  parameters:
    affinity: ''
    alias: ''
    bus_structure_source: '[[0,],]'
    comment: ''
    maxoutbuf: '0'
    minoutbuf: '0'
    num_outputs: '1'
    type: complex
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [55, 131]
    rotation: 0
    state: true
- name: blocks_throttle_0
  id: blocks_throttle
  parameters:
    affinity: ''
    alias: ''
    comment: ''
    ignoretag: 'True'
    maxoutbuf: '0'
    minoutbuf: '0'
    samples_per_second: samp_rate
    type: complex
    vlen: '1'
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [229, 127]
    rotation: 0
    state: true
- name: import_0
  id: import
  parameters:
    alias: ''
    comment: ''
    imports: import subprocess
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [278, 17]
    rotation: 0
    state: true
- name: qtgui_grbackground_0
  id: qtgui_grbackground
  parameters:
    alias: ''
    alignment: center
    comment: ''
    file: subprocess.getoutput("gnuradio-config-info --prefix") + "/share/gnuradio/examples/qt-gui/gnuradio_logo.png"
    relBackgroundColor: default
  states:
    bus_sink: false
    bus_source: false
    bus_structure: null
    coordinate: [438, 22]
    rotation: 0
    state: true

connections:
- [blocks_null_source_0, '0', blocks_throttle_0, '0']
- [blocks_throttle_0, '0', blocks_null_sink_0, '0']

metadata:
  file_format: 1