st && ev.target.closest('.es-mtabs button[data-m="voice"]'); if (b) setTimeout(fillLines, 50); });
})();
===== FILE: public/ss/studio-wave.js =====
/* Epistles Studio — WAVE STUDIO: retro waveform editor + effects rack. Original implementation (WebAudio/Tone.js + server ffmpeg). Non-destructive: sources are never changed; results save as new stems/songs. */
(function () {
'use strict';
var host = document.getElementById('es-wave'); if (!host) return;
var ES = null; function $(s) { return host.querySelector(s); }
function toast(m) { if (ES) ES.toast(m, 4000); }
function ctx() { return Tone.getContext().rawContext; }
function mk(ch, len, sr) { return new AudioBuffer({ numberOfChannels: ch, length: Math.max(1, len), sampleRate: sr }); }
function slice(b, a, z) { var o = mk(b.numberOfChannels, z - a, b.sampleRate); for (var c = 0; c < b.numberOfChannels; c++) o.copyToChannel(b.getChannelData(c).subarray(a, z), c); return o; }
function concat(list, ch, sr) { var n = list.reduce(function (m, b) { return m + (b ? b.length : 0); }, 0), o = mk(ch, n, sr), p = 0; list.forEach(function (b) { if (!b || !b.length) return; for (var c = 0; c < ch; c++) o.copyToChannel(b.getChannelData(Math.min(c, b.numberOfChannels - 1)), c, p); p += b.length; }); return o; }
function toRate(b, sr, ch) { if (b.sampleRate === sr && b.numberOfChannels === ch) return Promise.resolve(b); var OAC = window.OfflineAudioContext || window.webkitOfflineAudioContext, oc = new OAC(ch, Math.ceil(b.duration * sr), sr), s = oc.createBufferSource(); s.buffer = b; s.connect(oc.destination); s.start(); return oc.startRendering(); }
var W = { buf: null, name: '', sel: [0, 0], cur: 0, view: [0, 0], undo: [], redo: [], clip: null, pending: null, src: null };
var FX = [
['declick', 'De-click / pop', 'srv'], ['declip', 'De-clip (snaps)', 'srv'], ['denoise', 'Noise reduction', 'srv'], ['normalize', 'Normalize', 'js'], ['amplify', 'Amplify', 'js'],
['fadein', 'Fade in', 'js'], ['fadeout', 'Fade out', 'js'], ['reverse', 'Reverse', 'js'], ['karaoke', 'Vocal remover', 'js'], ['pitch', 'Pitch shift', 'srv'], ['stretch', 'Time stretch', 'srv'],
['echo', 'Echo / delay', 'tone'], ['room', 'Reverb: Room', 'tone'], ['hall', 'Reverb: Hall', 'tone'], ['cathedral', 'Reverb: Cathedral', 'tone'], ['chorus', 'Chorus', 'tone'], ['flanger', 'Flanger', 'srv'], ['phaser', 'Phaser', 'tone'], ['distortion', 'Distortion', 'tone'], ['eq', 'Apply EQ preset', 'eq']
];
var AMT = { amplify: [-24, 24, 0.5, 6, ' dB'], pitch: [-12, 12, 1, 2, ' st'], stretch: [0.5, 2, 0.05, 1.25, 'x speed'], denoise: [0, 1, 0.05, 0.5, ''], echo: [0, 1, 0.05, 0.4, ''], chorus: [0, 1, 0.05, 0.5, ''], flanger: [0, 1, 0.05, 0.5, ''], phaser: [0, 1, 0.05, 0.5, ''], distortion: [0, 1, 0.05, 0.4, ''], room: [0, 1, 0.05, 0.35, ' wet'], hall: [0, 1, 0.05, 0.35, ' wet'], cathedral: [0, 1, 0.05, 0.4, ' wet'], karaoke: [0, 1, 0.05, 1, ''] };
host.innerHTML =
'∿ WAVE STUDIO EDIT · EFFECTS · NON-DESTRUCTIVE
' +
'' +
'NO WAVE LOADED
' +
'' +
'' +
'' +
'' + FX.map(function (f) { return ''; }).join('') + '
' +
'' +
'