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August 15, 2026
August 15, 2026

Flova AI 教學:用 Codex 由一個 Brief 整到 9:16 AI 廣告片

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如果俾你 一個 Brief + 幾個 Prompts,可唔可以直接由 Codex 整到一條完整嘅 9:16 AI 廣告?

今次我會直接分享我用嘅 Flova Skill + Codex workflow,包括由 brainstorm、30 秒 script、角色一致性、storyboard,到最後生成影片嘅 5 個可直接 Copy & Paste 嘅 Prompts

你唔需要由零開始研究點寫 prompt。跟住以下 workflow,就可以由:

Brief → Idea → Script → Character → Storyboard → 9:16 Video

一步步完成成條廣告。

今次你會拎走咩?

你會得到:

  • 5 個可以直接放入 Codex / Flova 嘅 Prompts
  • Reference-to-Video Skill 嘅正確用法
  • 點樣用 reference 學節奏,而唔係抄原片
  • 點樣保持角色喺唔同 shot 入面一致
  • 點樣先確認 script / storyboard,再生成影片,避免浪費 Credits

下面直接由第一個 workflow 開始。

你需要準備嘅素材

一條合法可用嘅參考片,只用嚟研究節奏、鏡頭語言同情緒;產品相或 SKU 素材;角色 avatar 相;以及一份包括目標客戶、主張、CTA、比例同片長嘅簡單 brief。

Demo 1:用參考片學節奏,但唔抄片

先將參考片放入 Asset Library,選擇 reference-to-video 類 Skill,再加入你嘅產品素材。以下 prompt 會叫 Flova 只學節奏、冷面幽默同鏡頭語言,唔會重用原片品牌、角色、文案或畫面。

Use this reference ONLY to learn its pacing, deadpan absurd humour and shot language. Do NOT reuse its footage, brand, characters or copy. Create my own original 30-second version with Traditional Chinese subtitles.

[Paste your product description here]

分鏡確認後,再輸入:

Generate all shots and assemble on the timeline.

版權提醒:參考片只可以用嚟學結構同情緒。唔好重用原片 footage、品牌、角色、copy 或 logo。

Demo 2:喺 Codex 用 Flova CLI 出廣告

先去 Flova CLI 頁面,將以下指令貼入 Codex:

Please help me install Flova CLI: https://cli.flova.ai/flovaCLI-setup.md

如果 browser 授權失敗,先 restart Codex,再試 flova auth login 或 flova update。仍然唔得就喺 CLI 頁 Generate Agent API key,然後喺 PowerShell 輸入:

flova auth login --token "YOUR_FLOVA_API_KEY"

API key 當密碼處理,唔好貼入公開 chat、截圖、code 或 log。完成後,用以下 prompt 確認已連線:

Read my Flova project status.

五個由概念到出片嘅 Prompts

1. Brainstorm 5 個概念

I'm making a viral ad for a canned energy drink. Brainstorm 5 exaggerated, absurd, highly shareable concepts. Use the tone of over-the-top deadpan "big game" commercials as inspiration only — original ideas, no existing brands. Give me a one-line logline for each.

2. 寫 30 秒腳本

Take concept #3. Write a 30-second ad script: a strong 3-second hook, absurd escalating humour, a clear product hero moment, and a punchy CTA. Keep it PG.

3. 建立角色三視圖

Use Flova to turn the attached avatar into a 3-view character sheet (front, side, back) for consistency across all shots.

4. 砌分鏡

Storyboard the 30-second script using this character sheet. Keep the same character consistent across every shot.

5. 生成同輸出

Generate all shots, then add voiceover and music, and export a 9:16 cut.

真正慳 Credits 嘅方法

唔好一諗到 idea 就即刻出片。先喺 script 同 storyboard 階段改到滿意,先開始生成影片。圖片一般較平;影片通常按秒收費。長鏡頭、角色面孔同畫面內文字都要人手 review。

一句總結:你嘅 AI agent 負責諗,Flova 負責出片。當你保存好產品素材、角色設定同成功 workflow,下次換個 concept,就可以更快整出整個 campaign。

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