57 lines
1.6 KiB
TypeScript
Executable File
57 lines
1.6 KiB
TypeScript
Executable File
#!./node_modules/.bin/ts-node
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import * as fs from 'fs'
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import { Scene, SceneNames } from '../src/spec/SceneBuilder'
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import { exec } from './util'
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const concat = require('ffmpeg-concat')
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async function cutScenes(scenes: Array<Scene>) {
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for (const scene of scenes) {
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const outputFile = `${scene.name}.mp4`
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if (fs.existsSync(outputFile)) {
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fs.unlinkSync(outputFile)
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}
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await exec('ffmpeg', `-i app2.mp4 -ss ${scene.start / 1000} -t ${scene.duration / 1000} ${scene.name}.mp4`.split(' '))
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}
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}
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type Transistions = 'none' | 'pixelize' | 'cube' | 'directionalWarp' | 'hexagonalize'
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class TransitionBuilder {
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private scenes: Array<string> = []
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private transitions: Array<string> = []
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public startWith(scene: SceneNames): TransitionBuilder {
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this.scenes.push(scene)
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return this
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}
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public transitionTo(scene: SceneNames, transition: Transistions): TransitionBuilder {
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this.scenes.push(scene)
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this.transitions.push(transition)
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return this
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}
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public buildOptions(outputFile: string) {
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return {
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output: outputFile,
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videos: this.scenes.map(s => `${s}.mp4`),
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transistions: this.transitions.map(name => ({
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name: name !== 'none' ? name : 'fade',
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duration: name !== 'none' ? 1000 : 10,
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})),
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}
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}
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}
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// const scenes: Array<Scene> = JSON.parse(fs.readFileSync('./scenes.json').toString())
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// cutScenes(scenes)
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let builder = new TransitionBuilder()
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.startWith('connect')
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.transitionTo('numeric_plots', 'cube')
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.transitionTo('diffs', 'pixelize')
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.transitionTo('customize_subscriptions', 'hexagonalize')
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concat(builder.buildOptions('test.mp4'))
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