57 lines
1.6 KiB
TypeScript
57 lines
1.6 KiB
TypeScript
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import type { LocalEcho } from "components/apps/Terminal/types";
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import { basename, dirname, extname, join } from "path";
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import type {
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FFmpegTranscodeFile,
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IFFmpegInstance,
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IFFmpegLog,
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} from "utils/ffmpeg/types";
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import { loadFiles } from "utils/functions";
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const getFFmpeg = async (localEcho?: LocalEcho): Promise<IFFmpegInstance> => {
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if (!window.FFmpeg) {
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await loadFiles(["/Program Files/ffmpeg/ffmpeg.min.js"]);
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}
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if (window.FFmpeg) {
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window.FFmpegInstance?.exit();
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window.FFmpegInstance = window.FFmpeg.createFFmpeg({
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corePath: `${window.location.origin}/Program Files/ffmpeg/ffmpeg-core.js`,
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log: true,
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logger: ({ message }: IFFmpegLog) => {
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localEcho?.println(message);
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console.info(message);
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},
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mainName: "main",
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});
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await window.FFmpegInstance.load();
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}
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return window.FFmpegInstance;
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};
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export const transcode = async (
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files: FFmpegTranscodeFile[],
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extension: string,
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localEcho?: LocalEcho
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): Promise<FFmpegTranscodeFile[]> => {
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const ffmpeg = await getFFmpeg(localEcho);
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const returnFiles: FFmpegTranscodeFile[] = [];
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await Promise.all(
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files.map(async ([fileName, fileData]) => {
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const baseName = basename(fileName);
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const newName = `${basename(fileName, extname(fileName))}.${extension}`;
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ffmpeg.FS("writeFile", baseName, fileData);
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await ffmpeg.run("-i", baseName, newName);
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returnFiles.push([
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join(dirname(fileName), newName),
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Buffer.from(ffmpeg.FS("readFile", newName) as Uint8Array),
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]);
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})
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);
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return returnFiles;
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};
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