Module to generate ffmpeg filter complex graphs with code.
constgraph=createFilterGraph([{inputs: '0:v',filters: [{name: 'fade',options: {type: 'in',st: 0,duration: 1,},},{name: 'scale',options: '512:-2',},],},])console.log(graph)// [0:v]fade=type=in:st=0:duration=1,scale=512:-2constgraph=createFilterGraph([{inputs: '0:v',outputs: ['v1','v2'],filters: {name: 'split',},},{inputs: 'v1',outputs: 'v1_out',filters: [{name: 'scale',options: {w: '128',h: '-2',},},{name: 'trim',options: {start: 1,duration: 5,},},{name: 'setpts',options: 'PTS-STARTPTS',},],},{inputs: ['v2','v1_out'],outputs: 'output',filters: {name: 'overlay',options: {x: '(W-w)/2',y: 'H-h-20',enable: 'between(t, 0, 5)',},},},])console.log(graph)//[0:v]split[v1][v2];//[v1]scale=w=128:h=-2,trim=start=1:duration=5,setpts=PTS-STARTPTS[v1_out];//[v2][v1_out]overlay=x=(W-w)/2:y=H-h-20:enable=between(t\, 0\, 5)[output]