Guide Track QA: Keep The O Lit

Guide Track QA: Keep The O Lit

Files Checked

• Guide JSON: `guide-track.json`
• MIDI render: `guide-track.mid`
• Full guide MP3: `guide-track.mp3`
• Review clip: `guide-track-review-clip.mp3`

Arranger Command

python scripts/midi-arranger-v5.py --song days/2026-07-28-3am-workflow-test/guide-track.json --output days/2026-07-28-3am-workflow-test/guide-track --render-profile musescore-intimate

Arranger Result

• Current arranger: `scripts/midi-arranger-v5.py`
• Render profile: `musescore-intimate`
• SoundFont: `MuseScore_General.sf2`
• Declared JSON duration: 140.0s
• MIDI duration: 140.6s
• MP3 duration from arranger: 144.0s
• Arranger duration QA: passed

Independent Duration Checks

• `ffprobe` full MP3 duration: 143.986938s
• `ffprobe` full MP3 size: 3,457,197 bytes
• Review clip duration: 45.000000s
• Review clip size: 1,081,197 bytes

Audible Content Checks

Full guide:

• Mean volume: -18.8 dB
• Max volume: -1.7 dB
• Silence detection: only final tail from 140.72s to 143.99s, duration 3.27s

Review clip:

• Mean volume: -19.3 dB
• Max volume: -2.0 dB

Audible slices:

• 0-10s mean volume: -17.9 dB, max volume: -2.0 dB
• 65-75s mean volume: -22.8 dB, max volume: -3.6 dB
• 120-130s mean volume: -16.7 dB, max volume: -1.7 dB

Alignment QA

• Study findings support the composition brief: passed.
• Composition brief exists before guide JSON and rendering: passed.
• Suno control plan exists before final prompt: passed.
• Guide type selected from study: passed, motif guide.
• Style prompt, lyric tags, and guide roles agree: passed.
• Guide is not a full demo and leaves Suno room to invent: passed.
• Audible guide/review files are approved for sending: passed.

Decision

Approved for Suno upload as a Song Demo with Audio Influence around 36. The guide is useful because it carries the flickering-sign motif, 96 BPM pulse, density curve, and unresolved tail without over-controlling the final song.