First test

This commit is contained in:
2026-03-12 08:00:23 +00:00
parent 190f6fe1a5
commit c13ce5a50b
15 changed files with 1842 additions and 46 deletions
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const fs = require('fs');
const path = require('path');
const { execFile } = require('child_process');
const { promisify } = require('util');
const settingsService = require('./settingsService');
const logger = require('./logger').child('CD_RIP');
const { spawnTrackedProcess } = require('./processRunner');
const { parseCdParanoiaProgress } = require('../utils/progressParsers');
const { ensureDir } = require('../utils/files');
const { errorToMeta } = require('../utils/errorMeta');
const execFileAsync = promisify(execFile);
const SUPPORTED_FORMATS = new Set(['wav', 'flac', 'mp3', 'opus', 'ogg']);
/**
* Parse cdparanoia -Q output (stderr) to extract track information.
* Example output:
* Table of contents (start sector, length [start sector, length]):
* track 1: 0 (00:00.00) 24218 (05:22.43)
* track 2: 24218 (05:22.43) 15120 (03:21.20)
* TOTAL 193984 (43:04.59)
*/
function parseToc(tocOutput) {
const lines = String(tocOutput || '').split(/\r?\n/);
const tracks = [];
for (const line of lines) {
const m = line.match(/^\s*track\s+(\d+)\s*:\s*(\d+)\s+\((\d+):(\d+)\.(\d+)\)\s+(\d+)\s+\((\d+):(\d+)\.(\d+)\)/i);
if (!m) {
continue;
}
const startSector = Number(m[2]);
const lengthSector = Number(m[6]);
// duration in seconds: sectors / 75
const durationSec = Math.round(lengthSector / 75);
tracks.push({
position: Number(m[1]),
startSector,
lengthSector,
durationSec,
durationMs: durationSec * 1000
});
}
return tracks;
}
async function readToc(devicePath, cmd) {
const cdparanoia = String(cmd || 'cdparanoia').trim() || 'cdparanoia';
logger.info('toc:read', { devicePath, cmd: cdparanoia });
try {
// cdparanoia -Q writes to stderr, exits 0 on success
const { stderr } = await execFileAsync(cdparanoia, ['-Q', '-d', devicePath], {
timeout: 15000
});
const tracks = parseToc(stderr);
logger.info('toc:done', { devicePath, trackCount: tracks.length });
return tracks;
} catch (error) {
// cdparanoia -Q exits non-zero sometimes even on success; try parsing stderr
const stderr = String(error?.stderr || '');
const tracks = parseToc(stderr);
if (tracks.length > 0) {
logger.info('toc:done-from-stderr', { devicePath, trackCount: tracks.length });
return tracks;
}
logger.warn('toc:failed', { devicePath, error: errorToMeta(error) });
return [];
}
}
function buildOutputFilename(track, meta, format) {
const ext = format === 'wav' ? 'wav' : format;
const num = String(track.position).padStart(2, '0');
const trackTitle = (track.title || `Track ${track.position}`)
.replace(/[/\\?%*:|"<>]/g, '-')
.trim();
return `${num}. ${trackTitle}.${ext}`;
}
function buildOutputDir(meta, baseDir) {
const artist = (meta?.artist || 'Unknown Artist').replace(/[/\\?%*:|"<>]/g, '-').trim();
const album = (meta?.title || 'Unknown Album').replace(/[/\\?%*:|"<>]/g, '-').trim();
const year = meta?.year ? ` (${meta.year})` : '';
const folderName = `${artist} - ${album}${year}`;
return path.join(baseDir, folderName);
}
/**
* Rip and encode a CD.
*
* @param {object} options
* @param {string} options.jobId - Job ID for logging
* @param {string} options.devicePath - e.g. /dev/sr0
* @param {string} options.cdparanoiaCmd - path/cmd for cdparanoia
* @param {string} options.rawWavDir - temp dir for WAV files
* @param {string} options.outputDir - final output dir
* @param {string} options.format - wav|flac|mp3|opus|ogg
* @param {object} options.formatOptions - encoder-specific options
* @param {number[]} options.selectedTracks - track positions to rip (empty = all)
* @param {object[]} options.tracks - TOC track list [{position, durationMs, title}]
* @param {object} options.meta - album metadata {title, artist, year}
* @param {Function} options.onProgress - ({phase, trackIndex, trackTotal, percent, track}) => void
* @param {Function} options.onLog - (level, msg) => void
* @param {object} options.context - passed to spawnTrackedProcess
*/
async function ripAndEncode(options) {
const {
jobId,
devicePath,
cdparanoiaCmd = 'cdparanoia',
rawWavDir,
outputDir,
format = 'flac',
formatOptions = {},
selectedTracks = [],
tracks = [],
meta = {},
onProgress,
onLog,
context
} = options;
if (!SUPPORTED_FORMATS.has(format)) {
throw new Error(`Unbekanntes Ausgabeformat: ${format}`);
}
const tracksToRip = selectedTracks.length > 0
? tracks.filter((t) => selectedTracks.includes(t.position))
: tracks;
if (tracksToRip.length === 0) {
throw new Error('Keine Tracks zum Rippen ausgewählt.');
}
await ensureDir(rawWavDir);
await ensureDir(outputDir);
logger.info('rip:start', {
jobId,
devicePath,
format,
trackCount: tracksToRip.length
});
const log = (level, msg) => {
logger[level] && logger[level](msg, { jobId });
onLog && onLog(level, msg);
};
// ── Phase 1: Rip each selected track to WAV ──────────────────────────────
for (let i = 0; i < tracksToRip.length; i++) {
const track = tracksToRip[i];
const wavFile = path.join(rawWavDir, `track${String(track.position).padStart(2, '0')}.cdda.wav`);
log('info', `Rippe Track ${track.position} von ${tracks.length}`);
let lastTrackPercent = 0;
const runInfo = await spawnTrackedProcess({
cmd: cdparanoiaCmd,
args: ['-d', devicePath, String(track.position), wavFile],
cwd: rawWavDir,
onStderrLine(line) {
const parsed = parseCdParanoiaProgress(line);
if (parsed && parsed.percent !== null) {
lastTrackPercent = parsed.percent;
const overallPercent = ((i + parsed.percent / 100) / tracksToRip.length) * 50;
onProgress && onProgress({
phase: 'rip',
trackIndex: i + 1,
trackTotal: tracksToRip.length,
trackPosition: track.position,
percent: overallPercent
});
}
},
context
});
if (runInfo.exitCode !== 0) {
throw new Error(
`cdparanoia fehlgeschlagen für Track ${track.position} (Exit ${runInfo.exitCode})`
);
}
onProgress && onProgress({
phase: 'rip',
trackIndex: i + 1,
trackTotal: tracksToRip.length,
trackPosition: track.position,
percent: ((i + 1) / tracksToRip.length) * 50
});
log('info', `Track ${track.position} gerippt.`);
}
// ── Phase 2: Encode WAVs to target format ─────────────────────────────────
if (format === 'wav') {
// Just move WAV files to output dir with proper names
for (let i = 0; i < tracksToRip.length; i++) {
const track = tracksToRip[i];
const wavFile = path.join(rawWavDir, `track${String(track.position).padStart(2, '0')}.cdda.wav`);
const outFile = path.join(outputDir, buildOutputFilename(track, meta, 'wav'));
fs.renameSync(wavFile, outFile);
onProgress && onProgress({
phase: 'encode',
trackIndex: i + 1,
trackTotal: tracksToRip.length,
trackPosition: track.position,
percent: 50 + ((i + 1) / tracksToRip.length) * 50
});
log('info', `WAV für Track ${track.position} gespeichert.`);
}
return { outputDir, format, trackCount: tracksToRip.length };
}
for (let i = 0; i < tracksToRip.length; i++) {
const track = tracksToRip[i];
const wavFile = path.join(rawWavDir, `track${String(track.position).padStart(2, '0')}.cdda.wav`);
if (!fs.existsSync(wavFile)) {
throw new Error(`WAV-Datei nicht gefunden für Track ${track.position}: ${wavFile}`);
}
const outFilename = buildOutputFilename(track, meta, format);
const outFile = path.join(outputDir, outFilename);
log('info', `Encodiere Track ${track.position}${outFilename}`);
const encodeArgs = buildEncodeArgs(format, formatOptions, track, meta, wavFile, outFile);
await spawnTrackedProcess({
cmd: encodeArgs.cmd,
args: encodeArgs.args,
cwd: rawWavDir,
onStdoutLine() {},
onStderrLine() {},
context
});
// Clean up WAV after encode
try {
fs.unlinkSync(wavFile);
} catch (_error) {
// ignore cleanup errors
}
onProgress && onProgress({
phase: 'encode',
trackIndex: i + 1,
trackTotal: tracksToRip.length,
trackPosition: track.position,
percent: 50 + ((i + 1) / tracksToRip.length) * 50
});
log('info', `Track ${track.position} encodiert.`);
}
return { outputDir, format, trackCount: tracksToRip.length };
}
function buildEncodeArgs(format, opts, track, meta, wavFile, outFile) {
const artist = meta?.artist || '';
const album = meta?.title || '';
const year = meta?.year ? String(meta.year) : '';
const trackTitle = track.title || `Track ${track.position}`;
const trackNum = String(track.position);
if (format === 'flac') {
const level = Number(opts.flacCompression ?? 5);
const clampedLevel = Math.max(0, Math.min(8, level));
return {
cmd: 'flac',
args: [
`--compression-level-${clampedLevel}`,
'--tag', `TITLE=${trackTitle}`,
'--tag', `ARTIST=${artist}`,
'--tag', `ALBUM=${album}`,
'--tag', `DATE=${year}`,
'--tag', `TRACKNUMBER=${trackNum}`,
wavFile,
'-o', outFile
]
};
}
if (format === 'mp3') {
const mode = String(opts.mp3Mode || 'cbr').trim().toLowerCase();
const args = ['--id3v2-only', '--noreplaygain'];
if (mode === 'vbr') {
const quality = Math.max(0, Math.min(9, Number(opts.mp3Quality ?? 4)));
args.push('-V', String(quality));
} else {
const bitrate = Number(opts.mp3Bitrate ?? 192);
args.push('-b', String(bitrate));
}
args.push(
'--tt', trackTitle,
'--ta', artist,
'--tl', album,
'--ty', year,
'--tn', trackNum,
wavFile,
outFile
);
return { cmd: 'lame', args };
}
if (format === 'opus') {
const bitrate = Math.max(32, Math.min(512, Number(opts.opusBitrate ?? 160)));
const complexity = Math.max(0, Math.min(10, Number(opts.opusComplexity ?? 10)));
return {
cmd: 'opusenc',
args: [
'--bitrate', String(bitrate),
'--comp', String(complexity),
'--title', trackTitle,
'--artist', artist,
'--album', album,
'--date', year,
'--tracknumber', trackNum,
wavFile,
outFile
]
};
}
if (format === 'ogg') {
const quality = Math.max(-1, Math.min(10, Number(opts.oggQuality ?? 6)));
return {
cmd: 'oggenc',
args: [
'-q', String(quality),
'-t', trackTitle,
'-a', artist,
'-l', album,
'-d', year,
'-N', trackNum,
'-o', outFile,
wavFile
]
};
}
throw new Error(`Unbekanntes Format: ${format}`);
}
module.exports = {
readToc,
ripAndEncode,
buildOutputDir,
SUPPORTED_FORMATS
};