Image Generation Chatgpt photo-editing Reviewed by Sushil Joshi

Postprocessing 35mm Film Grain | HowToWritePrompt

A structured Image Generation prompt optimized for chatgpt. Utilizes a 85mm optical perspective and Dramatic low-key spotlight with high contrast ratio 4:1 to produce crisp, high-detail results without artificial smoothing.

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Role: Expert professional with deep domain authority. Task: Vintage cinematic color grading"". Format: Structured response with clear sections. Under 300 words. No preamble. Use precise terminology. Deliver immediately actionable output. No preamble or caveats
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Prompt Architecture & Anatomy

🎭 Portrait Anatomy & Optical Breakdown



  • Subject: Primary human subject with natural facial features

  • Pose: Natural relaxed posture facing the lens

  • Framing: Medium close-up portrait framing with head and shoulders focus

  • Camera Angle: Eye-level direct angle for authentic human engagement

  • Focal Intent: Optical 85mm f/1.8 portrait rendering with natural facial compression and no wide-angle distortion

  • Lighting: Soft diffused directional key light with gentle fill shadow transition

  • Skin Rendering: Subtle subsurface scattering, authentic micro-textures, natural pores without plastic airbrushing

  • Background Separation: Shallow depth of field (f/1.8) creating smooth creamy bokeh separation from background elements

  • Identity Constraints: Symmetrical anatomical proportions, sharp catchlights in eyes, clean jawline definition
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sushil joshi
Lead AI Prompt Engineer · HowToWritePrompt

I am a Prompt Engineer and Web Developer passionate about building AI-powered tools, crafting effective prompts, and developing modern, user-friendly web applications. I enjoy combining artificial intelligence with web technologies to create innovative solutions that improve productivity and user experience.