gnustella-lab/procedural-motion-graphics

-green.svg)
A complete, broadcast-grade procedural motion graphics and video synthesis system written entirely in pure Python (**Pillow + NumPy + SciPy + imageio-ffmpeg**).
Every frame is a deterministic mathematical function of time $t \in \mathbb{R}$. No After Effects, no Blender, no video editor, and no stock footage.
---
📽️ Showreel Highlights
> **Output**: 1080p @ 30fps H.264 video rendered frame-by-frame directly in Python with synchronized procedural audio.
---
🌟 The Four Design Pillars
The engine provides full procedural support for four progressive design paradigms, with **Pillar 1 (V4)** serving as the desired golden standard:
1. Full-HD Vertical Mobile Product Ad & Procedural DSP Audio (Version 4 - Desired & Recommended)
- **Concept**: **"The Product IS the Commercial"**. Native 1080x1920 (9:16 vertical) broadcast ad engineered for modern social feeds (TikTok, Instagram Reels, YouTube Shorts, X Timeline).
- **5-Act Narrative Arc**:
- **Act 1: The Kinetic Hook ($0.0 - 3.0\text{s}$)**: High-energy kinetic typography slammed with exponential acceleration, pulsing live chips ("Happening Now"), and cyan underline sweeps.
- **Act 2: The Native Feed ($3.0 - 7.5\text{s}$)**: Realistic timeline feed with momentum scroll physics, procedural animated media cards (rocket launch with procedural smoke particles and flames, sports score with live confetti), and authentic touch tap indicators triggering heart scale pops and particle bursts.
- **Act 3: Compose Sheet Modal ($7.5 - 10.0\text{s}$)**: Slide-up bottom sheet modal (sheet_up) over dimmed background, full QWERTY keyboard with active key magnification pop-up, live typing ticks, and Post button tap ripple.
- **Act 4: Viral Payoff ($10.0 - 12.0\text{s}$)**: Explosive counter metrics, floating heart physics, staggered incoming notification toasts sliding in from the right, and bottom nav notification badge climbing to "99+".
- **Act 5: Monumental Climax & CTA ($12.0 - 15.0\text{s}$)**: Zoom cut into dark canvas, brand logo reveal with dual expanding shockwaves and radial glow, tactile CTA button click depression (8%), and ripple.
- **Procedural Audio DSP Engine**:
- Pure Python synthesis with NumPy & SciPy Butterworth filters (scipy.signal.butter / sosfilt).
- Side-chain ducking: Kick triggers exponential envelope ducking on the synth pad and bass.
- Frame-accurate UI Foley sound design: word slam ticks, transition whooshes, touch tap clicks, heart pop bubbles, keystroke tick-clacks, post send whoosh, ascending notification chimes, and sub-drop impact booms.
2. Horizontal App UI & Product Simulation (Version 3)
- **Concept**: **"The Resume IS the App"**. Interactive digital music player (Spotify/Apple Music) in 16:9 landscape ($1280\times 720$).
- **Features**: Synced karaoke lyrics, playlist tracklists with 3-bar animated green equalizer bars (mini_eq_bars), generative geometric album covers, and desktop mouse pointer click depression.
3. Flat Editorial / "Spotify Wrapped" (Version 2)
- **Aesthetic**: Saturated color-block scenes (Green, Purple, Orange, Blue, Black), crisp typography with hard offset drop shadows (offset 8, 8), rounded pill badges, ranked countdown charts, spinning vinyl turntables, and dynamic waveform scrubbers.
- **Physics**: Damped harmonic spring physics ($1 - e^{-kx}\cos(\omega x)$), squash & stretch ground impacts, dynamic floor contact shadows, and smoothstep wipes.