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fix: GenerateVideoThumbnail

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mei23 2022-06-13 21:30:05 +09:00
parent 90827ce4a8
commit 267d9a0906
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1 changed files with 5 additions and 7 deletions
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12
packages/backend/src/services/drive/generate-video-thumbnail.ts
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@ -1,12 +1,10 @@
import * as fs from 'node:fs'; import * as fs from 'node:fs';
import * as path from 'node:path'; import { createTempDir } from '@/misc/create-temp.js';
import { createTemp } from '@/misc/create-temp.js';
import { IImage, convertToJpeg } from './image-processor.js'; import { IImage, convertToJpeg } from './image-processor.js';
import FFmpeg from 'fluent-ffmpeg'; import FFmpeg from 'fluent-ffmpeg';
export async function GenerateVideoThumbnail(source: string): Promise<IImage> { export async function GenerateVideoThumbnail(source: string): Promise<IImage> {
const [file, cleanup] = await createTemp(); const [dir, cleanup] = await createTempDir();
const parsed = path.parse(file);
try { try {
await new Promise((res, rej) => { await new Promise((res, rej) => {
@ -16,15 +14,15 @@ export async function GenerateVideoThumbnail(source: string): Promise<IImage> {
.on('end', res) .on('end', res)
.on('error', rej) .on('error', rej)
.screenshot({ .screenshot({
folder: parsed.dir, folder: dir,
filename: parsed.base, filename: 'out.png', // must have .png extension
count: 1, count: 1,
timestamps: ['5%'], timestamps: ['5%'],
}); });
}); });
// JPEGに変換 (Webpでもいいが、MastodonはWebpをサポートせず表示できなくなる) // JPEGに変換 (Webpでもいいが、MastodonはWebpをサポートせず表示できなくなる)
return await convertToJpeg(file, 498, 280); return await convertToJpeg(`${dir}/out.png`, 498, 280);
} finally { } finally {
cleanup(); cleanup();
} }