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How to use FrameParser method in devicefarmer-stf

Best JavaScript code snippet using devicefarmer-stf

FrameParser.js

Source:FrameParser.js

1"use strict";2Object.defineProperty(exports, "__esModule", { value: true });3exports.FrameParser = exports.parseGenre = void 0;4const debug_1 = require("debug");5const Token = require("token-types");6const util = require("../common/Util");7const ID3v2Token_1 = require("./ID3v2Token");8const ID3v1Parser_1 = require("../id3v1/ID3v1Parser");9const debug = (0, debug_1.default)('music-metadata:id3v2:frame-parser');10const defaultEnc = 'latin1'; // latin1 == iso-8859-1;11function parseGenre(origVal) {12    // match everything inside parentheses13    const genres = [];14    let code;15    let word = '';16    for (const c of origVal) {17        if (typeof code === 'string') {18            if (c === '(' && code === '') {19                word += '(';20                code = undefined;21            }22            else if (c === ')') {23                if (word !== '') {24                    genres.push(word);25                    word = '';26                }27                const genre = parseGenreCode(code);28                if (genre) {29                    genres.push(genre);30                }31                code = undefined;32            }33            else34                code += c;35        }36        else if (c === '(') {37            code = '';38        }39        else {40            word += c;41        }42    }43    if (word) {44        if (genres.length === 0 && word.match(/^\d*$/)) {45            word = ID3v1Parser_1.Genres[word];46        }47        genres.push(word);48    }49    return genres;50}51exports.parseGenre = parseGenre;52function parseGenreCode(code) {53    if (code === 'RX')54        return 'Remix';55    if (code === 'CR')56        return 'Cover';57    if (code.match(/^\d*$/)) {58        return ID3v1Parser_1.Genres[code];59    }60}61class FrameParser {62    /**63     * Create id3v2 frame parser64     * @param major - Major version, e.g. (4) for  id3v2.465     * @param warningCollector - Used to collect decode issue66     */67    constructor(major, warningCollector) {68        this.major = major;69        this.warningCollector = warningCollector;70    }71    readData(uint8Array, type, includeCovers) {72        if (uint8Array.length === 0) {73            this.warningCollector.addWarning(`id3v2.${this.major} header has empty tag type=${type}`);74            return;75        }76        const { encoding, bom } = ID3v2Token_1.TextEncodingToken.get(uint8Array, 0);77        const length = uint8Array.length;78        let offset = 0;79        let output = []; // ToDo80        const nullTerminatorLength = FrameParser.getNullTerminatorLength(encoding);81        let fzero;82        const out = {};83        debug(`Parsing tag type=${type}, encoding=${encoding}, bom=${bom}`);84        switch (type !== 'TXXX' && type[0] === 'T' ? 'T*' : type) {85            case 'T*': // 4.2.1. Text information frames - details86            case 'IPLS': // v2.3: Involved people list87            case 'MVIN':88            case 'MVNM':89            case 'PCS':90            case 'PCST':91                let text;92                try {93                    text = util.decodeString(uint8Array.slice(1), encoding).replace(/\x00+$/, '');94                }95                catch (error) {96                    this.warningCollector.addWarning(`id3v2.${this.major} type=${type} header has invalid string value: ${error.message}`);97                }98                switch (type) {99                    case 'TMCL': // Musician credits list100                    case 'TIPL': // Involved people list101                    case 'IPLS': // Involved people list102                        output = this.splitValue(type, text);103                        output = FrameParser.functionList(output);104                        break;105                    case 'TRK':106                    case 'TRCK':107                    case 'TPOS':108                        output = text;109                        break;110                    case 'TCOM':111                    case 'TEXT':112                    case 'TOLY':113                    case 'TOPE':114                    case 'TPE1':115                    case 'TSRC':116                        // id3v2.3 defines that TCOM, TEXT, TOLY, TOPE & TPE1 values are separated by /117                        output = this.splitValue(type, text);118                        break;119                    case 'TCO':120                    case 'TCON':121                        output = this.splitValue(type, text).map(v => parseGenre(v)).reduce((acc, val) => acc.concat(val), []);122                        break;123                    case 'PCS':124                    case 'PCST':125                        // TODO: Why `default` not results `1` but `''`?126                        output = this.major >= 4 ? this.splitValue(type, text) : [text];127                        output = (Array.isArray(output) && output[0] === '') ? 1 : 0;128                        break;129                    default:130                        output = this.major >= 4 ? this.splitValue(type, text) : [text];131                }132                break;133            case 'TXXX':134                output = FrameParser.readIdentifierAndData(uint8Array, offset + 1, length, encoding);135                output = {136                    description: output.id,137                    text: this.splitValue(type, util.decodeString(output.data, encoding).replace(/\x00+$/, ''))138                };139                break;140            case 'PIC':141            case 'APIC':142                if (includeCovers) {143                    const pic = {};144                    offset += 1;145                    switch (this.major) {146                        case 2:147                            pic.format = util.decodeString(uint8Array.slice(offset, offset + 3), 'latin1'); // 'latin1'; // latin1 == iso-8859-1;148                            offset += 3;149                            break;150                        case 3:151                        case 4:152                            fzero = util.findZero(uint8Array, offset, length, defaultEnc);153                            pic.format = util.decodeString(uint8Array.slice(offset, fzero), defaultEnc);154                            offset = fzero + 1;155                            break;156                        default:157                            throw new Error('Warning: unexpected major versionIndex: ' + this.major);158                    }159                    pic.format = FrameParser.fixPictureMimeType(pic.format);160                    pic.type = ID3v2Token_1.AttachedPictureType[uint8Array[offset]];161                    offset += 1;162                    fzero = util.findZero(uint8Array, offset, length, encoding);163                    pic.description = util.decodeString(uint8Array.slice(offset, fzero), encoding);164                    offset = fzero + nullTerminatorLength;165                    pic.data = Buffer.from(uint8Array.slice(offset, length));166                    output = pic;167                }168                break;169            case 'CNT':170            case 'PCNT':171                output = Token.UINT32_BE.get(uint8Array, 0);172                break;173            case 'SYLT':174                // skip text encoding (1 byte),175                //      language (3 bytes),176                //      time stamp format (1 byte),177                //      content tagTypes (1 byte),178                //      content descriptor (1 byte)179                offset += 7;180                output = [];181                while (offset < length) {182                    const txt = uint8Array.slice(offset, offset = util.findZero(uint8Array, offset, length, encoding));183                    offset += 5; // push offset forward one +  4 byte timestamp184                    output.push(util.decodeString(txt, encoding));185                }186                break;187            case 'ULT':188            case 'USLT':189            case 'COM':190            case 'COMM':191                offset += 1;192                out.language = util.decodeString(uint8Array.slice(offset, offset + 3), defaultEnc);193                offset += 3;194                fzero = util.findZero(uint8Array, offset, length, encoding);195                out.description = util.decodeString(uint8Array.slice(offset, fzero), encoding);196                offset = fzero + nullTerminatorLength;197                out.text = util.decodeString(uint8Array.slice(offset, length), encoding).replace(/\x00+$/, '');198                output = [out];199                break;200            case 'UFID':201                output = FrameParser.readIdentifierAndData(uint8Array, offset, length, defaultEnc);202                output = { owner_identifier: output.id, identifier: output.data };203                break;204            case 'PRIV': // private frame205                output = FrameParser.readIdentifierAndData(uint8Array, offset, length, defaultEnc);206                output = { owner_identifier: output.id, data: output.data };207                break;208            case 'POPM': // Popularimeter209                fzero = util.findZero(uint8Array, offset, length, defaultEnc);210                const email = util.decodeString(uint8Array.slice(offset, fzero), defaultEnc);211                offset = fzero + 1;212                const dataLen = length - offset;213                output = {214                    email,215                    rating: Token.UINT8.get(uint8Array, offset),216                    counter: dataLen >= 5 ? Token.UINT32_BE.get(uint8Array, offset + 1) : undefined217                };218                break;219            case 'GEOB': { // General encapsulated object220                fzero = util.findZero(uint8Array, offset + 1, length, encoding);221                const mimeType = util.decodeString(uint8Array.slice(offset + 1, fzero), defaultEnc);222                offset = fzero + 1;223                fzero = util.findZero(uint8Array, offset, length - offset, encoding);224                const filename = util.decodeString(uint8Array.slice(offset, fzero), defaultEnc);225                offset = fzero + 1;226                fzero = util.findZero(uint8Array, offset, length - offset, encoding);227                const description = util.decodeString(uint8Array.slice(offset, fzero), defaultEnc);228                output = {229                    type: mimeType,230                    filename,231                    description,232                    data: uint8Array.slice(offset + 1, length)233                };234                break;235            }236            // W-Frames:237            case 'WCOM':238            case 'WCOP':239            case 'WOAF':240            case 'WOAR':241            case 'WOAS':242            case 'WORS':243            case 'WPAY':244            case 'WPUB':245                // Decode URL246                output = util.decodeString(uint8Array.slice(offset, fzero), defaultEnc);247                break;248            case 'WXXX': {249                // Decode URL250                fzero = util.findZero(uint8Array, offset + 1, length, encoding);251                const description = util.decodeString(uint8Array.slice(offset + 1, fzero), encoding);252                offset = fzero + (encoding === 'utf16le' ? 2 : 1);253                output = { description, url: util.decodeString(uint8Array.slice(offset, length), defaultEnc) };254                break;255            }256            case 'WFD':257            case 'WFED':258                output = util.decodeString(uint8Array.slice(offset + 1, util.findZero(uint8Array, offset + 1, length, encoding)), encoding);259                break;260            case 'MCDI': {261                // Music CD identifier262                output = uint8Array.slice(0, length);263                break;264            }265            default:266                debug('Warning: unsupported id3v2-tag-type: ' + type);267                break;268        }269        return output;270    }271    static fixPictureMimeType(pictureType) {272        pictureType = pictureType.toLocaleLowerCase();273        switch (pictureType) {274            case 'jpg':275                return 'image/jpeg';276            case 'png':277                return 'image/png';278        }279        return pictureType;280    }281    /**282     * Converts TMCL (Musician credits list) or TIPL (Involved people list)283     * @param entries284     */285    static functionList(entries) {286        const res = {};287        for (let i = 0; i + 1 < entries.length; i += 2) {288            const names = entries[i + 1].split(',');289            res[entries[i]] = res.hasOwnProperty(entries[i]) ? res[entries[i]].concat(names) : names;290        }291        return res;292    }293    /**294     * id3v2.4 defines that multiple T* values are separated by 0x00295     * id3v2.3 defines that TCOM, TEXT, TOLY, TOPE & TPE1 values are separated by /296     * @param tag - Tag name297     * @param text - Concatenated tag value298     * @returns Split tag value299     */300    splitValue(tag, text) {301        let values;302        if (this.major < 4) {303            values = text.split(/\x00/g);304            if (values.length > 1) {305                this.warningCollector.addWarning(`ID3v2.${this.major} ${tag} uses non standard null-separator.`);306            }307            else {308                values = text.split(/\//g);309            }310        }311        else {312            values = text.split(/\x00/g);313        }314        return FrameParser.trimArray(values);315    }316    static trimArray(values) {317        return values.map(value => value.replace(/\x00+$/, '').trim());318    }319    static readIdentifierAndData(uint8Array, offset, length, encoding) {320        const fzero = util.findZero(uint8Array, offset, length, encoding);321        const id = util.decodeString(uint8Array.slice(offset, fzero), encoding);322        offset = fzero + FrameParser.getNullTerminatorLength(encoding);323        return { id, data: uint8Array.slice(offset, length) };324    }325    static getNullTerminatorLength(enc) {326        return enc === 'utf16le' ? 2 : 1;327    }328}
...

writable.js

Source:writable.js

...163      // begin parsing the next "frame"164      this._bytes(1, this.onsize);165    };166    it('should emit 1 "frame" event', function (done) {167      var p = new FrameParser();168      var s = 'a string';169      p.on('frame', function (frame) {170        assert.equal(s, frame);171        done();172      });173      p.write(new Buffer([ s.length ]));174      p.write(new Buffer(s));175      p.end();176    });177    it('should emit 2 "frame" events', function (done) {178      var p = new FrameParser();179      var s = 'a string';180      var s2 = 'done';181      var count = 0;182      p.on('frame', function (frame) {183        count++;184        if (s2 == frame) {185          assert.equal(2, count);186          done();187        }188      });189      p.write(new Buffer([ s.length ]));190      p.write(new Buffer(s));191      p.write(new Buffer([ s2.length ]));192      p.write(new Buffer(s2));...

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf').FrameParser;2var fs = require('fs');3var path = require('path');4var parser = new FrameParser();5var file = fs.createReadStream(path.join(__dirname, 'data.txt'));6file.pipe(parser);7parser.on('frame', function(data) {8  console.log('frame', data);9});10frame Buffer(6) [ 102, 114, 97, 109, 101, 58 ]11frame Buffer(6) [ 102, 114, 97, 109, 101, 58 ]12frame Buffer(6) [ 102, 114, 97, 109, 101, 58 ]13frame Buffer(6) [ 102, 114, 97, 109, 101, 58 ]14frame Buffer(6) [ 102, 114, 97, 109, 101, 58 ]

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf').FrameParser;2var parser = new FrameParser();3parser.on('frame', function (frame) {4  console.log('frame', frame);5});6parser.on('error', function (err) {7  console.log('error', err);8});9var frame = parser.parseFrame(new Buffer('0000000100000001', 'hex'));10console.log(frame);11frame { version: 0, length: 1, flags: 1, type: 1, data: <Buffer > }12frame { version: 0, length: 1, flags: 1, type: 1, data: <Buffer > }

Using AI Code Generation

1var frameParser = require('devicefarmer-stf-client/lib/frameparser');2var fs = require('fs');3var path = require('path');4var frameParser = require('devicefarmer-stf-client/lib/frameparser');5var png = fs.readFileSync(path.join(__dirname, 'test.png'));6frameParser.parseFrame(png, function(err, frame) {7    console.log(frame);8});

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf').FrameParser;2var fs = require('fs');3var buffer = fs.readFileSync('frame.raw');4var parser = new FrameParser();5parser.on('frame', function(frame) {6    console.log(frame);7});8parser.write(buffer);9var FrameParser = require('devicefarmer-stf').FrameParser;10var fs = require('fs');11var buffer = fs.readFileSync('frame.raw');12var parser = new FrameParser();13parser.on('frame', function(frame) {14    console.log(frame);15});16parser.write(buffer);17var FrameParser = require('devicefarmer-stf').FrameParser;18var fs = require('fs');19var buffer = fs.readFileSync('frame.raw');20var parser = new FrameParser();21parser.on('frame', function(frame) {22    console.log(frame);23});24parser.write(buffer);25var FrameParser = require('devicefarmer-stf').FrameParser;26var fs = require('fs');27var buffer = fs.readFileSync('frame.raw');28var parser = new FrameParser();29parser.on('frame', function(frame) {30    console.log(frame);31});32parser.write(buffer);33var FrameParser = require('devicefarmer-stf').FrameParser;34var fs = require('fs');35var buffer = fs.readFileSync('frame.raw');36var parser = new FrameParser();37parser.on('frame', function(frame) {38    console.log(frame);39});40parser.write(buffer);41var FrameParser = require('devicefarmer-stf').FrameParser;42var fs = require('fs');43var buffer = fs.readFileSync('frame.raw');44var parser = new FrameParser();45parser.on('frame', function(frame) {46    console.log(frame);47});48parser.write(buffer);

Using AI Code Generation

1const FrameParser = require('devicefarmer-stf').FrameParser;2const fs = require('fs');3var frameParser = new FrameParser();4var data = fs.readFileSync('framebuffer.bin');5var width = 1080;6var height = 1920;7var pixelFormat = 'bgra8888';8var result = frameParser.parse(data, width, height, pixelFormat);9console.log(result);10const FrameParser = require('devicefarmer-stf').FrameParser;11const fs = require('fs');12var frameParser = new FrameParser();13var data = fs.readFileSync('framebuffer.bin');14var width = 1080;15var height = 1920;16var pixelFormat = 'bgra8888';17var result = frameParser.parse(data, width, height, pixelFormat);18console.log(result);

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf').FrameParser;2var fs = require('fs');3var frameParser = new FrameParser();4var data = fs.readFileSync('frame_0.raw');5var frame = frameParser.parse(data);6console.log(frame);7var frameParser = new FrameParser();8var data = fs.readFileSync('frame_0.raw');9var frame = frameParser.parse(data);10var png = frame.toPng();11fs.writeFileSync('frame_0.png', png);12var json = frame.toJson();13fs.writeFileSync('frame_0.json', json);14var frameParser = new FrameParser();15var data = fs.readFileSync('frame_0.raw');16var frame = frameParser.parse(data);17var imageData = frame.getImageData();18var width = frame.getWidth();19var height = frame.getHeight();20var format = frame.getFormat();

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf').FrameParser;2var fs = require('fs');3var frameParser = new FrameParser();4var frame = frameParser.parse(fs.readFileSync('frame.raw'));5console.log(frame);6var FrameParser = require('devicefarmer-stf').FrameParser;7var fs = require('fs');8var frameParser = new FrameParser();9var frame = frameParser.parse(fs.readFileSync('frame.raw'));10console.log(frame);11var FrameParser = require('devicefarmer-stf').FrameParser;12var fs = require('fs');13var frameParser = new FrameParser();14var frame = frameParser.parse(fs.readFileSync('frame.raw'));15console.log(frame);16var FrameParser = require('devicefarmer-stf').FrameParser;17var fs = require('fs');18var frameParser = new FrameParser();19var frame = frameParser.parse(fs.readFileSync('frame.raw'));20console.log(frame);21var FrameParser = require('devicefarmer-stf').FrameParser;22var fs = require('fs');23var frameParser = new FrameParser();24var frame = frameParser.parse(fs.readFileSync('frame.raw'));25console.log(frame);26var FrameParser = require('devicefarmer-stf').FrameParser;27var fs = require('fs');28var frameParser = new FrameParser();29var frame = frameParser.parse(fs.readFileSync('frame.raw'));30console.log(frame);31var FrameParser = require('devicefarmer-stf').FrameParser;32var fs = require('fs');33var frameParser = new FrameParser();34var frame = frameParser.parse(fs.readFileSync('frame.raw'));35console.log(frame);36var FrameParser = require('devicefarmer-stf').FrameParser;37var fs = require('fs');38var frameParser = new FrameParser();39var frame = frameParser.parse(fs.readFileSync('frame.raw'));40console.log(frame);41var FrameParser = require('devicefarmer-stf').FrameParser;

Using AI Code Generation

1var frameParser = require('devicefarmer-stf').FrameParser;2var fs = require('fs');3var parser = new frameParser();4parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {5    console.log(frame);6});7var parser = new frameParser();8parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {9    console.log(frame);10});11var frameParser = require('devicefarmer-stf').FrameParser;12var fs = require('fs');13var parser = new frameParser();14parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {15    console.log(frame);16});17var parser = new frameParser();18parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {19    console.log(frame);20});21var frameParser = require('devicefarmer-stf').FrameParser;22var fs = require('fs');23var parser = new frameParser();24parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {25    console.log(frame);26});27var parser = new frameParser();28parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {29    console.log(frame);30});31var frameParser = require('devicefarmer-stf').FrameParser;32var fs = require('fs');33var parser = new frameParser();34parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {35    console.log(frame);36});37var parser = new frameParser();38parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {39    console.log(frame);40});41var frameParser = require('devicefarmer-stf').FrameParser;42var fs = require('fs');43var parser = new frameParser();44parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {45    console.log(frame);46});47var parser = new frameParser();48parser.parseFrame(fs.readFileSync('frame.bin'), function(err, frame) {49    console.log(frame);50});

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf-client/lib/util/frameparser');2var fs = require('fs');3var file = fs.readFileSync('test.raw');4var parser = new FrameParser();5parser.parse(file);6var util = require('util');7var events = require('events');8function FrameParser() {9  events.EventEmitter.call(this)10}11util.inherits(FrameParser, events.EventEmitter)12FrameParser.prototype.parse = function(data) {13  var header = data.slice(0, 12);14  var body = data.slice(12, 16);15  var footer = data.slice(16, 20);16  this.emit('frame', header, body, footer);17}18module.exports = FrameParser;

Using AI Code Generation

1var FrameParser = require('devicefarmer-stf').FrameParser;2var fp = new FrameParser();3var frame = fp.parseFrame('frame');4console.log('frame: ', frame);5var FrameParser = require('devicefarmer-stf').FrameParser;6var fp = new FrameParser();7var frame = fp.parseFrame('frame');8console.log('frame: ', frame);9var FrameParser = require('devicefarmer-stf').FrameParser;10var fp = new FrameParser();11var frame = fp.parseFrame('frame');12console.log('frame: ', frame);13var FrameParser = require('devicefarmer-stf').FrameParser;14var fp = new FrameParser();15var frame = fp.parseFrame('frame');16console.log('frame: ', frame);17var FrameParser = require('devicefarmer-stf').FrameParser;18var fp = new FrameParser();19var frame = fp.parseFrame('frame');20console.log('frame: ', frame);21var FrameParser = require('devicefarmer-stf').FrameParser;22var fp = new FrameParser();23var frame = fp.parseFrame('frame');24console.log('frame: ', frame);25var FrameParser = require('devicefarmer-stf').FrameParser;26var fp = new FrameParser();27var frame = fp.parseFrame('frame');28console.log('frame: ', frame);29var FrameParser = require('devicefarmer-stf').FrameParser;30var fp = new FrameParser();31var frame = fp.parseFrame('frame');32console.log('frame: ', frame);33var FrameParser = require('devicefarmer-stf').FrameParser;34var fp = new FrameParser();

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