node-djiparsetxt/dist/commands/JpegExtractCommand.js

command-line application that reads a DJI '.txt' file and outputs a json.

"use strict";
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.JpegExtractCommand = void 0;
var fs_1 = __importDefault(require("fs"));
var RecordTypes_1 = require("../services/RecordTypes");
var Command_1 = require("./Command");
var JpegExtractCommand = /** @class */ (function (_super) {
    __extends(JpegExtractCommand, _super);
    function JpegExtractCommand() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    JpegExtractCommand.prototype.exec = function (options) {
        var recordsCache = options.records;
        for (var _i = 0, _a = recordsCache.records; _i < _a.length; _i++) {
            var record = _a[_i];
            if (record.type === RecordTypes_1.RecordTypes.JPEG) {
                var index = 0;
                for (var _b = 0, _c = record.data; _b < _c.length; _b++) {
                    var buf = _c[_b];
                    // ignore zero length jpeg records
                    if (buf.length === 0)
                        continue;
                    var path = "jpeg_" + index + ".jpeg";
                    fs_1.default.writeFileSync(path, buf);
                    console.log("Wrote " + path + " to disk");
                    index += 1;
                }
            }
        }
    };
    return JpegExtractCommand;
}(Command_1.Command));
exports.JpegExtractCommand = JpegExtractCommand;
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