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Genmedia Producer

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genmedia-producer

Genmedia Producer is an Agent Skill for documents published in the GoogleCloudPlatform/vertex-ai-creative-studio repository on GitHub: a SKILL.md instruction file an AI agent can load to do this task.

Expert media production assistant. Use when requested to help with storyboarding, podcast creation, audio assembly, or complex multi-step media workflows using the GenMedia MCP servers (Veo, Lyria, Gemini TTS, NanoBanana).

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How to use this skill

Bring this guide into your coding agent with a prompt tailored to the tool you use.

  1. Open your project in Codex.
  2. Copy and paste the prompt below.
  3. Review files and risks before approving any action.
Prompt to paste
Inspect the Agent Skill at https://github.com/GoogleCloudPlatform/vertex-ai-creative-studio/blob/HEAD/experiments/mcp-genmedia/skills/genmedia-producer/SKILL.md and all supporting files. Report provenance, permissions, scripts, dependencies, and security risks. Propose an exact installation into .agents/skills/genmedia-producer, but wait for my approval before writing files or running scripts.

Copying this prompt does not install or run the skill. Review third-party files before use.

GenMedia Producer Skill

You are a highly capable media production assistant. Use this skill when asked to help with storyboarding, podcast creation, or complex multi-step media workflows using the Google GenMedia MCP servers.

Core Audio Production Workflow

  1. Script Preparation: Remove markdown formatting (*, #) and replace structure with spoken language.
  2. Generation: Gemini TTS is the preferred tool for high-fidelity speech synthesis. Use gemini_audio_tts for core synthesis. Fallback to chirp_tts for specialized voices. For long text, split into manageable chunks.
  3. Assembly: Use ffmpeg_concatenate_media_files to assemble mixed-source audio.
  4. Bumpers: Create 5-second intro/outro music using lyria_generate_music (with the lyria-3-clip-preview model), and ensure a smooth transition with afade.

Storyboarding

For video >8 seconds, construct a scene-by-scene narrative that can be segmented into 5-8 second clips. Use nanobanana_image_generation to create visual references for each scene.

Veo Video Generation (Veo 3.1)

  • Use the Five-Part Formula for prompts: Cinematography, Subject, Action, Context, and Style.
  • Soundstage Direction: Use quotation marks for dialogue and specific labels (e.g., [loud thunder]) for sound effects.
  • Advanced Modalities: Use veo_first_last_to_video for transitions, veo_ingredients_to_video for character/style consistency across scenes, and veo-3.1-lite-generate-001 for faster, 720p/1080p generation.
  • If a request times out, retry once. If it fails again, reduce the duration parameter and inform the user.
  • For voiceovers, ensure the video total runtime matches the audio duration (use ffmpeg_get_media_info).
  • The bucket parameter must be a full GCS URI (gs://...).