38 lines
806 B
TypeScript
38 lines
806 B
TypeScript
import * as fs from 'fs';
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import * as tmp from 'tmp';
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import { IImage, convertToJpeg } from './image-processor.js';
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import * as FFmpeg from 'fluent-ffmpeg';
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export async function GenerateVideoThumbnail(path: string): Promise<IImage> {
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const [outDir, cleanup] = await new Promise<[string, any]>((res, rej) => {
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tmp.dir((e, path, cleanup) => {
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if (e) return rej(e);
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res([path, cleanup]);
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});
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});
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await new Promise((res, rej) => {
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FFmpeg({
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source: path
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})
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.on('end', res)
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.on('error', rej)
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.screenshot({
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folder: outDir,
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filename: 'output.png',
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count: 1,
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timestamps: ['5%']
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});
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});
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const outPath = `${outDir}/output.png`;
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const thumbnail = await convertToJpeg(outPath, 498, 280);
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// cleanup
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await fs.promises.unlink(outPath);
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cleanup();
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return thumbnail;
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}
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