71 lines
1.8 KiB
TypeScript
71 lines
1.8 KiB
TypeScript
import {Logger} from '../../Logger';
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import {FfmpegCommand} from 'fluent-ffmpeg';
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import {FFmpegFactory} from '../FFmpegFactory';
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import {ServerConfig} from '../../../common/config/private/IPrivateConfig';
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export interface VideoConverterInput {
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videoPath: string;
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output: {
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path: string,
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bitRate?: number,
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resolution?: ServerConfig.resolutionType,
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fps?: number,
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codec: ServerConfig.codecType,
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format: ServerConfig.formatType
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};
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}
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export class VideoConverterWorker {
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private static ffmpeg = FFmpegFactory.get();
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public static convert(input: VideoConverterInput): Promise<void> {
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if (this.ffmpeg == null) {
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this.ffmpeg = FFmpegFactory.get();
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}
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return new Promise((resolve, reject) => {
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Logger.silly('[FFmpeg] transcoding video: ' + input.videoPath);
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const command: FfmpegCommand = this.ffmpeg(input.videoPath);
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let executedCmd = '';
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command
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.on('start', (cmd: string) => {
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Logger.silly('[FFmpeg] running:' + cmd);
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executedCmd = cmd;
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})
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.on('end', () => {
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resolve();
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})
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.on('error', (e: any) => {
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reject('[FFmpeg] ' + e.toString() + ' executed: ' + executedCmd);
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});
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// set video bitrate
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if (input.output.bitRate) {
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command.videoBitrate((input.output.bitRate / 1024) + 'k');
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}
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// set target codec
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command.videoCodec(input.output.codec);
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if (input.output.resolution) {
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command.size('?x' + input.output.resolution);
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}
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// set fps
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if (input.output.fps) {
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command.fps(input.output.fps);
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}
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// set output format to force
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command.format(input.output.format)
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// save to file
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.save(input.output.path);
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});
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}
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}
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