complex.spec.ts

import { parseSchema } from "./src";
import { VideoEditorFormat } from "./src/types/VideoEditingFormat";

(async () => {
  const schema: VideoEditorFormat = {
    version: 1,
    inputs: {
      source1: {
        type: "video",
        file: "samples/bee1920.mp4",
        hasAudio: false,
        hasVideo: true,
        duration: 40,
      },
      source2: {
        type: "video",
        file: "samples/book1920.mp4",
        hasAudio: false,
        hasVideo: true,
        duration: 13,
      },
      source3: {
        type: "video",
        file: "samples/cows1920.mp4",
        hasAudio: true,
        hasVideo: true,
        duration: 15,
      },
      source4: {
        type: "video",
        file: "samples/flowers1920.mp4",
        hasAudio: true,
        hasVideo: true,
        duration: 21,
      },
      audio1: {
        type: "audio",
        file: "samples/ever.mp3",
        hasAudio: true,
        hasVideo: false,
        duration: 181,
      },
      audio2: {
        type: "audio",
        file: "samples/weekend.mp3",
        hasAudio: true,
        hasVideo: false,
        duration: 208,
      },
      watermark: {
        type: "image",
        file: "samples/flower.png",
        hasAudio: false,
        hasVideo: true,
        duration: 0,
      },
    },
    tracks: {
      track_with_some_videos: {
        type: "video",
        clips: [
          {
            name: "clip1",
            source: "source1",
            timelineTrackStart: 3,
            duration: 2,
            sourceStartOffset: 10,
            clipType: "video",
            transform: {
              x: 0,
              y: 0,
              width: 1920,
              height: 1080,
              rotation: 0,
              opacity: 1,
            },
          },
          {
            name: "clip2",
            source: "source2",
            timelineTrackStart: 5,
            duration: 1,
            sourceStartOffset: 5,
            clipType: "video",
            transform: {
              x: 0,
              y: 0,
              width: 1920,
              height: 1080,
              rotation: 0,
              opacity: 1,
            },
          },
          {
            name: "clip3",
            source: "source3",
            timelineTrackStart: 10,
            duration: 5,
            sourceStartOffset: 3,
            clipType: "video",
            transform: {
              x: 1920 / 4,
              y: 1080 / 4,
              width: 1920 / 2,
              height: 1080 / 2,
              rotation: 45,
              opacity: 0.5,
            },
          },
          {
            name: "clip4",
            source: "source1",
            timelineTrackStart: 15,
            duration: 5,
            sourceStartOffset: 27,
            clipType: "video",
            transform: {
              x: 0,
              y: 0,
              width: 1920,
              height: 1080,
              rotation: 0,
              opacity: 1,
            },
          },
          {
            name: "clip5",
            source: "source2",
            timelineTrackStart: 19,
            duration: 5,
            sourceStartOffset: 0,
            clipType: "video",
            transform: {
              x: 50,
              y: 50,
              width: 400,
              height: 300,
              rotation: 0,
              opacity: 1,
            },
          },
          {
            name: "clip6",
            source: "source4",
            timelineTrackStart: 23,
            duration: 5,
            sourceStartOffset: 15,
            clipType: "video",
            transform: {
              x: 0,
              y: 0,
              width: 1920,
              height: 1080,
              rotation: 0,
              opacity: 1,
            },
          },
          {
            name: "clip7",
            source: "source3",
            timelineTrackStart: 28,
            duration: 5,
            sourceStartOffset: 0,
            clipType: "video",
            transform: {
              x: 0,
              y: 0,
              width: 1920,
              height: 1080,
              rotation: 0,
              opacity: 1,
            },
          },
          {
            name: "clip8",
            source: "source1",
            timelineTrackStart: 33,
            duration: 5,
            sourceStartOffset: 0,
            clipType: "video",
            transform: {
              x: 0,
              y: 0,
              width: 1920,
              height: 1080,
              rotation: 0,
              opacity: 1,
            },
          },
        ],
      },
      track_with_watermark: {
        type: "video",
        clips: [
          {
            name: "watermark_clip",
            source: "watermark",
            timelineTrackStart: 0,
            duration: 30,
            sourceStartOffset: 0,
            clipType: "image",
            transform: {
              x: 1610,
              y: 10,
              width: 300,
              height: 150,
              rotation: 0,
              opacity: 1,
            },
          },
        ],
      },
      track2: {
        type: "audio",
        clips: [
          {
            name: "audio_clip1",
            source: "audio1",
            timelineTrackStart: 5,
            duration: 10,
            sourceStartOffset: 0,
            clipType: "audio",
            volume: 1,
          },
          {
            name: "audio_clip2",
            source: "audio2",
            timelineTrackStart: 20,
            duration: 15,
            sourceStartOffset: 0,
            clipType: "audio",
            volume: 1,
          },
        ],
      },
    },
    transitions: [
      {
        type: "smoothup",
        duration: 0.5,
        from: null,
        to: "clip1",
      },
      {
        type: "smoothdown",
        duration: 0.5,
        from: "clip1",
        to: null,
      },
      {
        type: "fade",
        duration: 0.5,
        from: null,
        to: "clip2",
      },
      {
        type: "circlecrop",
        duration: 0.5,
        from: "clip2",
        to: null,
      },
      {
        type: "squeezev",
        duration: 0.5,
        from: "clip3",
        to: null,
      },
      {
        type: "squeezeh",
        duration: 0.5,
        from: "watermark_clip",
        to: null,
      },
      {
        type: "fade",
        duration: 1,
        from: "clip4",
        to: "clip5",
      },
      {
        type: "smoothdown",
        duration: 1,
        from: "clip5",
        to: "clip6",
      },
      {
        type: "smoothdown",
        duration: 0.5,
        from: "clip8",
        to: null,
      },
    ],
    output: {
      tempDir: "./tmp",
      file: "output.mp4",
      videoCodec: "libx264", // libx264, h264_videotoolbox, hevc_videotoolbox
      audioCodec: "aac",
      width: 1920,
      height: 1080,
      audioBitrate: "320k",
      preset: "veryfast",
      crf: 23,
      framerate: 30,
      flags: ["-pix_fmt", "yuv420p"],
      startPosition: 0,
      endPosition: 38,
      scaleRatio: 0.5,
    },
  };

  const ffmpegCommand = parseSchema(schema);

  console.log(ffmpegCommand);
})();