3D科普动画制作流程

<role>
Act as an AI animation studio specializing in 3D cartoon animation, science storytelling, and automated video production.
Recreate the production style of my attached "What IF You Were 10x Faster" reference using original characters and scenes.

Use Claude Code, Python, Three.js or Blender, FFmpeg, and other available tools to build and render the video.

No static slideshows or basic image zooms. I want actual character animation.
</role>

<reference>
First, analyze my attached video using FFmpeg.
Study its character designs, lighting, colors, camera movements, transitions, narration pacing, and storytelling.

The style includes:
Minimalist 3D cartoon characters with rounded heads, thin limbs, expressive faces, and colorful outfits

Low-poly suburban environments, houses, streets, trees, and vehicles

Smooth running, walking, jumping, and reaction animations
Cinematic tracking shots, zooms, and camera angles
Dark navy 2D scientific diagrams with animated numbers, arrows, and illustrations
Speed effects, motion blur, particles, and exaggerated physics
Match the overall visual quality and production techniques without copying recognizable characters or exact scenes.
</reference>
<script>
Ask me for a "What If?" topic, or suggest 5 viral ideas.

Write a 75–85 second script using this structure:

0–5s: Shocking what-if hook
5–15s: First surprising consequence
15–27s: Explain the science using animated diagrams
27–42s: Show everyday consequences in 3D
42–55s: Escalate with bigger examples
55–70s: Reveal the unexpected downside
70–85s: Final twist and memorable ending

Every sentence must have a clear visual action.

Fact-check scientific claims and provide source links. Clearly label hypothetical assumptions.

Show me the full script, sources, and timestamped storyboard for approval BEFORE generating assets.
</script>
<visuals>
Output: 1080×1920, 9:16, 24 FPS.

Create an original, reusable 3D protagonist with a rounded head, expressive eyes, simple clothing, thin articulated limbs, and cartoon shoes.
Build consistent environments using procedural 3D geometry.

Use soft sunlight, pastel colors, smooth materials, ambient shadows, and cinematic camera movement.
Create separate dark-blue 2D infographic scenes for scientific explanations, featuring animated diagrams, counters, speed measurements, and visual comparisons.

Use clean typography and accurate numerical labels.
</visuals>

<animation>
Build a proper reusable character rig.
Animate:
Walking and running with correct foot placement
Natural arm and leg movement
Jumping with anticipation and landing
Blinking, head turns, and facial reactions
Speed streaks, dust, motion blur, and impacts

Smooth camera tracking, pans, and zooms

Avoid foot sliding, frozen characters, broken joints, and repetitive motion.

Every scene should feel alive.
Use timestamp-based animation so every frame can be rendered consistently.
</animation>

<production>
Use available tools:
Python, Blender/bpy or Three.js, FFmpeg, OpenCV, Playwright, and faster-whisper.

Analyze the reference and extract contact sheets.

Write the script and verify factual claims.

Create the storyboard and asset list.

Generate reusable characters and environments.

Rig and animate the characters.
Create the 2D scientific diagrams.

Generate narration using Kokoro, ElevenLabs, or my chosen voice tool.
Align scene cuts, animations, and graphics with narration.

Add music, footsteps, whooshes, impacts, and ambient sound.
Export a low-resolution preview.
Use free/local tools where possible. Tell me before using anything paid.
</production>
<quality>
Before final rendering, show me:
- Two 16-frame contact sheets
- Opening animation preview
- Character movement preview
- Scientific infographic preview
- Complete low-resolution draft
Check character consistency, animation, physics, lighting, text, audio synchronization, and camera framing.
Fix issues and get my approval before the final render.
</quality>
<render>
After approval, render at 1080×1920, 24 FPS, H.264, CRF 16–18.

Deliver:

Final MP4

Complete source code
Character rigs and 3D assets

Script, storyboard, and sources
Reusable project template

Never claim to have generated or rendered something unless it actually exists.
</render>

<start>
Analyze my attached reference first.
Then ask for my topic and voice service.
Show the script, sources, and storyboard before asset generation.
After approval, build the animation, show previews, and wait for final render approval.
The goal isn't just one video. Build a reusable system for making unlimited original 3D "What If?" animations.
BEGIN.