204 lines
11 KiB
JavaScript
204 lines
11 KiB
JavaScript
function Script(CQ, Preset, SizePercent, BufsizeMultiplier, AQStrength, RcLookahead)
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{
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CQ = CQ || 24;
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Preset = Preset || 'p7';
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SizePercent = SizePercent || 60;
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BufsizeMultiplier = BufsizeMultiplier || 2;
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AQStrength = AQStrength || 15;
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RcLookahead = RcLookahead || 64;
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let SizeFactor = SizePercent / 100;
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// ─────────────────────────────────────────────────────────────────────────
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// Variables.vi.VideoInfo ist in dieser FileFlows-Version im ScriptNode LEER
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// (verifiziert 2026-07-06). Daher Video-/Audio-Info direkt per ffprobe holen.
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// ffprobe liefert echte Kanalzahlen (6/8) -> kein "5.1"-Layout-Umrechnen noetig.
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// ─────────────────────────────────────────────────────────────────────────
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function probeInfo() {
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var probe = null;
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try { probe = Flow.GetToolPath('ffprobe'); } catch (e) {}
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if (!probe) probe = Variables['ffprobe'] || 'ffprobe';
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var res = Flow.Execute({
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command: probe,
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argumentList: ['-v', 'quiet', '-print_format', 'json',
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'-show_format', '-show_streams', Flow.WorkingFile]
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});
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if (!res || res.exitCode !== 0) { Logger.WLog('ffprobe fehlgeschlagen'); return null; }
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var j;
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try { j = JSON.parse(res.standardOutput || res.output || ''); } catch (e) { Logger.WLog('ffprobe JSON-Fehler: ' + e); return null; }
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var streams = j.streams || [];
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var fmtBr = parseInt((j.format && j.format.bit_rate) || 0, 10) || 0;
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function tagBps(s) { var t = s.tags || {}; return parseInt(t.BPS || t['BPS-eng'] || t.bps || 0, 10) || 0; }
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var vids = [], auds = [];
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for (var i = 0; i < streams.length; i++) {
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var s = streams[i], disp = s.disposition || {};
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if (s.codec_type === 'video') {
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if (disp.attached_pic === 1 || s.codec_name === 'mjpeg' || s.codec_name === 'png') continue;
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var dovi = (s.side_data_list || []).some(function (x) {
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var t = ('' + (x.side_data_type || '')).toLowerCase();
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return t.indexOf('dovi') !== -1 || t.indexOf('dolby vision') !== -1;
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});
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var trc = ('' + (s.color_transfer || ''));
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vids.push({
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Width: s.width || 0, Height: s.height || 0, Codec: (s.codec_name || ''),
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Bitrate: tagBps(s) || 0, ColorTransfer: trc,
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ColorPrimaries: s.color_primaries || '', ColorSpace: s.color_space || '',
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PixelFormat: s.pix_fmt || '', DolbyVision: dovi,
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DolbyVisionProfile: dovi ? (trc.indexOf('smpte2084') !== -1 ? 7 : 5) : null
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});
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} else if (s.codec_type === 'audio') {
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var t = s.tags || {};
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auds.push({
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Language: t.language || '', Codec: (s.codec_name || ''),
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Channels: s.channels || 0, ChannelLayout: s.channel_layout || '',
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Title: t.title || '', Profile: s.profile || '', Default: (disp.default === 1)
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});
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}
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}
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return { Bitrate: fmtBr, VideoStreams: vids, AudioStreams: auds };
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}
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let vi = probeInfo();
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if (!vi || !vi.VideoStreams || vi.VideoStreams.length === 0) {
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Logger.ELog('Kein Video-Stream (ffprobe)'); return 2;
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}
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let v = vi.VideoStreams[0];
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let bitrateBps = v.Bitrate || 0;
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if (bitrateBps <= 0 && vi.Bitrate) bitrateBps = Math.round(vi.Bitrate * 0.92);
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if (bitrateBps <= 0) { Logger.ELog('Bitrate nicht ermittelbar - Skip'); return 2; }
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let srcMbps = bitrateBps / 1000000;
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let maxrateMbps = Math.round(srcMbps * SizeFactor * 10) / 10;
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let bufsizeMbps = Math.round(maxrateMbps * BufsizeMultiplier * 10) / 10;
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// HDR / Dolby Vision Detection
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let colorTrc = (v.ColorTransfer || '').toLowerCase();
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let colorPrim = (v.ColorPrimaries || '').toLowerCase();
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let colorSpace = (v.ColorSpace || '').toLowerCase();
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let isHDR10 = colorTrc.indexOf('smpte2084') !== -1;
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let fileName = ('' + (Variables['file.Orig.FullName'] || Variables['file.FullName'] || '')).toLowerCase();
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let dvByName = (fileName.indexOf('.dv.') !== -1 || fileName.indexOf('dolby.vision') !== -1
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|| fileName.indexOf('dolbyvision') !== -1 || fileName.indexOf('.dovi.') !== -1);
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let isDV = !!(v.DolbyVision || dvByName);
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let dvProfile = v.DolbyVisionProfile || (isDV ? 7 : null);
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let forceSDR = (isDV && dvProfile === 5);
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Logger.ILog('Quelle: ' + srcMbps.toFixed(1) + ' Mbit/s');
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Logger.ILog('Cap : maxrate=' + maxrateMbps + ' Mbit/s bufsize=' + bufsizeMbps + ' Mbit/s (<= ' +
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SizePercent + '% der Quelle)');
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Logger.ILog('Color : HDR10=' + isHDR10 + ' DV=' + isDV + ' Profile=' + dvProfile + ' forceSDR=' + forceSDR);
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// ── ffmpeg-Argumente
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let ffmpeg = Flow.GetToolPath('ffmpeg');
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if (!ffmpeg) { Logger.ELog('ffmpeg-Tool nicht gefunden (Flow.GetToolPath)'); return 2; }
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let inputFile = Flow.WorkingFile;
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let args = ['-hide_banner', '-y', '-hwaccel', 'cuda', '-i', inputFile];
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// Video (nur der erste Video-Stream -> AV1; cover/poster werden mit -map 0:v:0 ignoriert)
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args.push('-map', '0:v:0',
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'-c:v', 'av1_nvenc',
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'-pix_fmt', 'p010le',
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'-rc', 'vbr',
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'-cq', '' + CQ,
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'-b:v', '0',
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'-preset', Preset,
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'-tune', 'hq',
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'-multipass', 'fullres',
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'-spatial-aq', '1',
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'-temporal-aq', '1',
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'-aq-strength', '' + AQStrength,
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'-rc-lookahead', '' + RcLookahead,
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'-maxrate', maxrateMbps + 'M',
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'-bufsize', bufsizeMbps + 'M');
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if (isDV && dvProfile === 7) {
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args.push('-bsf:v', 'filter_units=remove_types=62');
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}
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if (forceSDR) {
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// DV Profil 5: keine HDR10-Fallback-Metadaten -> ohne Tonemapping Gruen-/Lilastich.
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args.push('-vf', 'tonemapx=tonemap=bt2390:transfer=bt709:matrix=bt709:primaries=bt709:format=yuv420p',
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'-color_trc', 'bt709', '-color_primaries', 'bt709', '-colorspace', 'bt709');
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Logger.ILog('DV P5 -> Software-Tonemap nach SDR (bt709)');
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} else {
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if (v.ColorTransfer) args.push('-color_trc', v.ColorTransfer);
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if (v.ColorPrimaries) args.push('-color_primaries', v.ColorPrimaries);
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if (v.ColorSpace) args.push('-colorspace', v.ColorSpace);
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}
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// ── Audio: EAC3-Kompatspur anhaengen, WENN beste deutsche Spur DTS ist (Denon-HDMI-Sync).
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// Sonst (TrueHD/AC3/EAC3 oder keine DE-Spur) alle Audiospuren 1:1 kopieren.
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// Channels kommt jetzt als echte Kanalzahl von ffprobe (6/8), kein Umrechnen noetig.
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function langOf(a) { return ('' + (a.Language || '')).toLowerCase().trim(); }
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function isGerman(a) { let l = langOf(a); return (l === 'ger' || l === 'deu' || l === 'de'); }
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function acodec(a) { return ('' + (a.Codec || '')).toLowerCase(); }
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function isDts(a) { return acodec(a).indexOf('dts') === 0; }
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function channels(a) { return parseInt(a.Channels, 10) || 0; }
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function atitle(a) { return '' + (a.Title || a.Name || ''); }
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// von UNS frueher erzeugte EAC3-Kompatspur (Titel-Tag) -> beim Neu-Mux verwerfen (idempotent).
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function isOldCompat(a) { return acodec(a).indexOf('eac3') !== -1 && atitle(a).indexOf('AVR-kompatibel') !== -1; }
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let audioStreams = (vi.AudioStreams || []);
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let excludeIdx = -1; // relativer a-Index unserer alten Kompatspur
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let bestGer = null, bestGerAIdx = -1;
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for (let i = 0; i < audioStreams.length; i++) {
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if (isOldCompat(audioStreams[i])) { excludeIdx = i; continue; } // NICHT als beste DE-Spur werten
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if (isGerman(audioStreams[i]) && (!bestGer || channels(audioStreams[i]) > channels(bestGer))) {
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bestGer = audioStreams[i]; bestGerAIdx = i;
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}
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}
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if (audioStreams.length === 0) {
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Logger.WLog('Keine Audio-Info verfuegbar -> Audio 1:1 kopieren (kein EAC3)');
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args.push('-map', '0:a', '-c:a', 'copy');
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} else if (bestGer !== null && isDts(bestGer)) {
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let ch = channels(bestGer) || 6;
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let outCh = (ch >= 6) ? 6 : (ch >= 2 ? ch : 2); // EAC3 max 5.1
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Logger.ILog('Audio: beste DE-Spur ist DTS (' + acodec(bestGer) + ' ' + ch + 'ch, Idx ' +
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bestGerAIdx + ') -> EAC3 ' + outCh + 'ch als Default davor (Rest 1:1).' +
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(excludeIdx >= 0 ? ' Alte EAC3-Kompatspur (a:' + excludeIdx + ') verworfen.' : ''));
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args.push('-map', '0:a:' + bestGerAIdx, '-map', '0:a');
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if (excludeIdx >= 0) args.push('-map', '-0:a:' + excludeIdx); // alte Kompatspur raus
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args.push('-c:a', 'copy', '-c:a:0', 'eac3', '-ac:a:0', '' + outCh,
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'-b:a:0', (outCh >= 6 ? '640k' : '256k'),
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'-metadata:s:a:0', 'title=Deutsch (EAC3 AVR-kompatibel)',
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'-metadata:s:a:0', 'language=ger',
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'-disposition:a', '0', '-disposition:a:0', 'default');
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} else {
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if (bestGer === null) Logger.ILog('Audio: keine DE-Spur -> 1:1 kopieren.');
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else Logger.ILog('Audio: beste DE-Spur ist ' + acodec(bestGer) + ' (kein DTS) -> 1:1 kopieren.' +
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(excludeIdx >= 0 ? ' Alte EAC3-Kompatspur (a:' + excludeIdx + ') verworfen.' : ''));
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args.push('-map', '0:a');
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if (excludeIdx >= 0) args.push('-map', '-0:a:' + excludeIdx);
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args.push('-c:a', 'copy');
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}
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// Subtitles + Kapitel 1:1
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args.push('-map', '0:s?', '-c:s', 'copy');
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args.push('-dn',
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'-max_muxing_queue_size', '9999',
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'-avoid_negative_ts', 'make_zero');
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// Output-Datei
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let outFile = Flow.TempPath + '/' + Flow.NewGuid() + '.mkv';
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args.push(outFile);
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Logger.ILog('FFmpeg: ' + args.join(' '));
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let result = Flow.Execute({
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command: ffmpeg,
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argumentList: args
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});
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if (!result || result.exitCode !== 0) {
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Logger.ELog('AV1 Encode fehlgeschlagen (exitCode=' + (result ? result.exitCode : '?') + ')');
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if (result && result.standardError) Logger.ELog(result.standardError);
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return 2;
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}
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Flow.SetWorkingFile(outFile);
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Logger.ILog('AV1 Encode erfolgreich -> ' + outFile);
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return 1;
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}
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