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53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.createFFmpegStream = exports.FFMPEG_ARGS_PIPED = exports.FFMPEG_ARGS_STRING = void 0;
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const prism_media_1 = require("prism-media");
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function FFMPEG_ARGS_STRING(stream, fmt) {
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// prettier-ignore
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return [
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"-reconnect", "1",
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"-reconnect_streamed", "1",
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"-reconnect_delay_max", "5",
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"-i", stream,
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"-analyzeduration", "0",
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"-loglevel", "0",
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"-f", `${typeof fmt === "string" ? fmt : "s16le"}`,
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"-ar", "48000",
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"-ac", "2"
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];
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}
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exports.FFMPEG_ARGS_STRING = FFMPEG_ARGS_STRING;
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function FFMPEG_ARGS_PIPED(fmt) {
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// prettier-ignore
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return [
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"-analyzeduration", "0",
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"-loglevel", "0",
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"-f", `${typeof fmt === "string" ? fmt : "s16le"}`,
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"-ar", "48000",
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"-ac", "2"
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];
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}
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exports.FFMPEG_ARGS_PIPED = FFMPEG_ARGS_PIPED;
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/**
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* Creates FFmpeg stream
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* @param stream The source stream
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* @param options FFmpeg stream options
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*/
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function createFFmpegStream(stream, options) {
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if (options.skip && typeof stream !== "string")
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return stream;
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options ?? (options = {});
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const args = typeof stream === "string" ? FFMPEG_ARGS_STRING(stream, options.fmt) : FFMPEG_ARGS_PIPED(options.fmt);
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if (!Number.isNaN(options.seek))
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args.unshift("-ss", String(options.seek));
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if (Array.isArray(options.encoderArgs))
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args.push(...options.encoderArgs);
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const transcoder = new prism_media_1.FFmpeg({ shell: false, args });
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transcoder.on("close", () => transcoder.destroy());
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if (typeof stream !== "string") {
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stream.on("error", () => transcoder.destroy());
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stream.pipe(transcoder);
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}
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return transcoder;
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}
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exports.createFFmpegStream = createFFmpegStream;
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