// Get ticks per quarter from MIDI function getTicksPerQuarter(midiFile) 480;
// Build simplified events for VexFlow: quantized to quarter notes, limit bars function buildVexFlowNotation(notes, ticksPerQuarter, maxMeasures = 4) if (!notes.length) return []; const ticksPerMeasure = ticksPerQuarter * 4; // 4/4 time sig default const maxTickLimit = ticksPerMeasure * maxMeasures; // filter notes within first N bars const filtered = notes.filter(n => n.startTick < maxTickLimit); // group by startTick and convert to VexFlow stave notes // we'll create an array of objects: keys: [pitchName], duration: string, startTick const pitchToNoteName = (pitch) => const notes = ['C', 'C#', 'D', 'D#', 'E', 'F', 'F#', 'G', 'G#', 'A', 'A#', 'B']; let octave = Math.floor(pitch / 12) - 1; let noteIndex = pitch % 12; return notes[noteIndex] + '/' + octave; ; midi to thirty dollar website
.upload-area background: #f8fafd; border: 2px dashed #bdd3e8; border-radius: 28px; padding: 36px 24px; text-align: center; cursor: pointer; transition: 0.2s; margin-bottom: 32px; // Get ticks per quarter from MIDI function
.btn-primary background: #2c7da0; .btn-primary:hover background: #1f5e7a; transform: scale(0.97); limit bars function buildVexFlowNotation(notes
footer text-align: center; margin-top: 32px; font-size: 0.75rem; color: #7e8c9e;
.action-bar display: flex; gap: 16px; justify-content: flex-end; margin-bottom: 28px; flex-wrap: wrap;
.upload-icon font-size: 48px; margin-bottom: 12px;