{
    "name" : "Audio Histogram",
    "yaxis" : "",
    "filterchain" : "ahistogram=dmode=separate:rheight=0:s=${DEFAULT_HEIGHT}x1:r=${AUDIO_FRAME_RATE},transpose=2,tile=layout=${PANEL_WIDTH}x1,format=rgb24",
    "panel_type" : "audio",
    "version" : "1.0"
},
{
    "name" : "Audio Spectrum",
    "yaxis" : "",
    "filterchain" : "showspectrum=s=1x${DEFAULT_HEIGHT}:slide=fullframe:fps=${AUDIO_FRAME_RATE},tile=layout=${PANEL_WIDTH}x1,format=rgb24",
    "panel_type" : "audio",
    "version" : "1.0"
}