filmout_manager/dist/ffmpeg/index.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.FFMPEG = void 0;
const log_1 = require("../log");
const shell_1 = require("../shell");
const os_1 = require("os");
class FFMPEG {
    constructor(bin = 'ffmpeg') {
        this.formats = [];
        this.formatsInfo = {};
        this.bin = bin;
        this.log = (0, log_1.createLog)('ffmpeg');
    }
    async rawList() {
        const cmd = [this.bin, '-formats'];
        return new Promise(async (resolve, reject) => {
            this.shell = new shell_1.Shell(cmd, null, null, null, resolve, true);
            await this.shell.execute();
        });
    }
    async demuxerInfo(demuxer) {
        const cmd = [this.bin, `ffmpeg -h demuxer=${demuxer}`];
        return new Promise(async (resolve, reject) => {
            this.shell = new shell_1.Shell(cmd, null, null, null, resolve, true);
            await this.shell.execute();
        });
    }
    async listFormats() {
        let list = null;
        let rows;
        let key;
        let description;
        let info;
        this.formats = [];
        this.formatsInfo = {};
        try {
            list = await this.rawList();
        }
        catch (err) {
            this.log.error('Error listing formats', err);
        }
        if (list !== null) {
            rows = list.split(os_1.EOL);
            for (let row of rows) {
                //this.log.info(`"${row}"`);
                if (row.startsWith(' DE ')) {
                    key = row.substring(4, row.length - 1).split(' ')[0];
                    description = row.replace(key, '').trim();
                    //this.log.info(key);
                    /*try {
                        this.log.info(await this.demuxerInfo(key));
                    } catch (err) {
                        this.log.error(err);
                    }*/
                    this.formats.push(key);
                    this.formatsInfo[key] = {
                        description
                    };
                }
                else if (row.startsWith(' D  ')) {
                    key = row.substring(4, row.length - 1).split(' ')[0];
                    description = row.replace(key, '').trim();
                    //this.log.info(key);
                    /*try {
                        this.log.info(await this.demuxerInfo(key));
                    } catch (err) {
                        this.log.error(err);
                    }*/
                    this.formats.push(key);
                    this.formatsInfo[key] = {
                        description
                    };
                }
            }
        }
        return this.formats;
    }
}
exports.FFMPEG = FFMPEG;
module.exports = { FFMPEG };
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