Advanced techniques for professional-grade image creation with Gemimg AI - Nano Banana Pro

Master Professional Prompt Engineering

Professional prompt engineering is the core of creating high-quality works. Master these techniques to fully unleash the professional capabilities of Gemimg AI - Nano Banana Pro.

Professional Terminology & Technical Parameters

❌ Amateur: "A car on a road"
✅ Professional: "Red Ferrari 488 GTB sports car high-speed cornering on Pacific Coast Highway PCH, golden hour backlight from side, shutter speed 1/250s, aperture f/2.8, shallow depth of field background blur, professional automotive photography"

Professional-grade prompts should include:

Subject Details: Brand, model, material, dimensions
Lighting Parameters: Light source type, color temperature, lighting ratio, hardness
Lens Language: Focal length, aperture, depth of field, perspective
Post-Processing Style: Tone, contrast, saturation, sharpness level
Application Scenario: Print, web, exhibition, product manual

Professional Photography Terminology Application

Lighting Control:

"Rembrandt lighting", "butterfly lighting", "rim lighting"
"5500K daylight color temperature", "warm 3200K tungsten"
"softbox diffused reflection", "hard light spotlight effect"
"highlight detail retention", "shadow rich gradation"

Lens Parameters:

"85mm prime f/1.4 wide aperture", "24mm wide-angle lens"
"f/11 small aperture deep DOF", "bokeh creamy background"
"macro 1:1 magnification", "tilt-shift architectural correction"

Composition Rules:

"rule of thirds golden ratio", "diagonal leading lines"
"frame composition foreground blur", "symmetrical centered visual"
"negative space artistic blank", "leading lines perspective"

Example:

Architectural photography: Modern minimalist villa exterior, tilt-shift vertical correction,
blue hour twilight, interior warm light vs exterior cool tone contrast,
f/11 depth ensures full frame sharpness, low angle upward emphasis on grandeur,
HDR dynamic range processing highlights and shadows, professional architectural quality,
print publication ready, 4K ultra-HD

Professional Prompt Structured Template

Use industry-standard 5-part structure:

Subject Specifications (precise model/size/material)
Scene Setting (environment/background/time/weather)
Lighting Design (source/temperature/ratio/direction)
Lens Parameters (focal length/aperture/DOF/angle)
Post Output (style/resolution/color space/usage)

Professional Product Photography Example:

[Subject] Apple iPhone 15 Pro Max titanium frame, space black color
[Scene] Pure white seamless background, high-end product photography studio
[Lighting] Main softbox 45-degree side light, fill card lightens shadows, top rim light separates background
[Lens] 100mm macro lens, f/8 small aperture ensures detail, front overhead 45-degree angle
[Output] Commercial product photography, 4K ultra-HD, sRGB color space, product catalog print ready

Advanced Reference Image Style Transformation

Professional-grade reference image application strategies:

Fine Reference Image Weight Adjustment

0.3-0.4 (Inspiration Reference):

Extract only tone and atmosphere
Suitable for concept design, creative exploration
Give AI maximum creative freedom

0.5-0.6 (Balanced Mode):

Retain compositional structure
Blend reference image style with new creativity
Suitable for style transfer, artistic re-creation

0.7-0.8 (High Fidelity):

Strictly follow reference image structure
Precisely retain lighting relationships
Suitable for product variants, color replacement

0.9+ (Structure Lock):

Almost completely follow reference image
Adjust only details and local elements
Suitable for fine-tuning optimization, detail enhancement

Dual Reference Image Professional Application

Reference Image 1 (Composition Lead):

Weight 0.7, provides subject structure, perspective, lighting distribution

Reference Image 2 (Style Assist):

Weight 0.3, provides tone, texture, artistic style reference

Practical Case:

[Reference 1 - 0.7] Product front professional photography, perfect composition and lighting
[Reference 2 - 0.3] Fashion magazine tone, high saturation artistic style
[Prompt] Maintain product position and lighting, blend fashion magazine vibrant tone and contrast,
suitable for high-end fashion advertising, 4K output

Professional Format Selection

RAW Conversion Processing:

Upload RAW format (converted to TIFF processing)
Retain maximum dynamic range and color information
Suitable for works requiring post-refinement

PSD Layer Processing:

Auto-merge layers to flattened image
Retain smart object and adjustment layer effects
Suitable for style transformation of completed design drafts

TIFF High-Quality Input:

Lossless compression ensures quality
Supports 16-bit color depth input
Professional print-grade output preferred

Professional Application Scenario Practices

Architectural Visualization Rendering

Modern minimalist residential living room interior, Nordic design aesthetics,
3-meter ceiling height transparent space, floor-to-ceiling windows natural light, 3 PM soft daylight,
light oak flooring, light gray fabric sofa, black metal floor lamp accent,
green plant decoration adds vitality, camera parameters: 24mm wide-angle lens, f/5.6 depth,
1.6m human eye height, architectural photography horizontal correction, distortion-free processing,
4K ultra-HD rendering, suitable for architectural portfolio print, sRGB color space

Key Elements:

Precise dimension notation
Professional design style naming
Light time and direction
Camera parameters and perspective
Output specifications and usage

Commercial Product Photography

Luxury Swiss mechanical watch, 18K rose gold case, sapphire crystal,
black alligator leather strap, placed on deep blue velvet cushion,
main light: 60x60cm softbox positioned 45 degrees left, lighting ratio 1:2,
fill light: reflector right side fill, top spotlight creates highlight points,
background: dark gradient avoids reflections, lens: 100mm macro f/11,
front overhead 30-degree angle, focus on dial center, depth covers case to crown,
4K ultra-HD, Adobe RGB color space, luxury advertising quality

Professional Details:

Precise material description
Lighting layout diagram
Precise lighting ratio values
Lens and aperture selection
Color space specification

Fashion Portrait Photography

25-year-old Asian female model, high-fashion magazine style,
wearing black Dior haute couture dress, minimalist clean cut,
NYC SOHO district industrial LOFT background, concrete wall texture,
golden hour window natural light as main source, soft even illumination,
right side black reflector deepens shadows enhancing dimensionality,
model pose: 45-degree side stance, gaze toward outside lens, cold sophisticated expression,
lens: 85mm f/1.4 wide aperture, background blur highlights subject,
waist-level perspective shooting, fashion editorial composition, high-contrast black and white tone,
film grain texture, 4K output, suitable for fashion magazine double-page spread print

Fashion Photography Points:

Detailed model description
Clothing brand and style
Environmental atmosphere creation
Lighting design plan
Pose and emotion expression
Post-processing style determination

Professional Output Optimization Strategies

4K Ultra-HD Output Techniques

Resolution & Usage Matching:

Web Display: 2K (2560×1440) sufficient, fast loading
Large Screen Display: 4K (3840×2160) standard, adequate detail
Print Output: 4K + 300DPI setting, ensure print quality
Large Format Advertising: Consider viewing distance, appropriately reduce resolution

Format Selection Strategy:

PNG: Icons, UI elements, transparency channel needed
JPEG 95%: Photography works, web images, social media
WebP: Web optimization, loading speed priority, modern browsers
TIFF: Print delivery, post-refinement, archival storage

Batch Creation Workflow

Professional Batch Processing:

Template Prompts: Create industry-standard templates
Batch Submit: Submit 30-50 tasks at once
Priority Queue: Professional edition 2x speed processing
Auto Categorization: Automatically archive by project
Batch Download: ZIP package original resolution

Prompt Variabilization:

Base Template:
"[Product Name] product photography, white background, professional commercial lighting,
100mm macro f/8, 4K ultra-HD, commercial catalog usage"

Batch Variants:
Product 1: "iPhone 15 Pro product photography, white background..."
Product 2: "MacBook Air product photography, white background..."
Product 3: "AirPods Pro product photography, white background..."

API Integration Professional Solutions

Enterprise Workflow Integration:

# Gemimg AI Professional Creation API Example
import gemimgai

client = gemimgai.Professional(api_key="your_key")

# Batch creation configuration
batch_config = {
    "prompts": prompt_list,
    "resolution": "4K",
    "format": "PNG",
    "color_space": "Adobe_RGB",
    "priority": "high",
    "webhook_url": "https://your-domain.com/callback"
}

# Submit batch tasks
result = client.batch_generate(batch_config)

Webhook Callback Processing:

Real-time creation progress
Auto-download completed works
Failed task auto-retry
Project management tool integration

Professional Quality Self-Check Checklist

Before creation submission, professional-grade check:

Prompt Quality Check

Contains professional terminology and technical parameters
Lighting design detailed and accurate
Lens parameters conform to reality
Output specifications clearly noted
Application scenario clearly stated

Output Specification Check

Resolution meets print/display needs (4K/2K)
Color space correct (sRGB/Adobe RGB)
File format suitable for usage (PNG/JPEG/WebP)
Aspect ratio conforms to medium requirements
File size within controllable range

Professional Standard Check

Advanced Technique: Negative Prompts

Use negative prompts to exclude defects:

Positive Prompt:
"Professional product photography, clean background, perfect lighting"

Negative Prompt:
"blurry, noise, overexposed, shadow blocked, color distortion,
distortion, vignetting, moire, banding, compression artifacts"

Common Negative Word Library:

Technical Defects: blur, noise, out-of-focus, distortion, chromatic aberration
Exposure Issues: overexposed, underexposed, highlight clipping, blocked blacks
Color Issues: color cast, oversaturation, banding, color distortion
Composition Issues: crooked, unbalanced, obstructed, cluttered

Industry Case Library

Automotive Photography

2024 Porsche 911 Turbo S, GT silver metallic paint,
professional automotive photography studio, 360-degree ring LED light strip even illumination,
floor highly reflective black acrylic panel reflection,
camera: 24mm tilt-shift lens eliminates perspective distortion, f/11 full depth,
low angle shooting emphasizes body lines, 3/4 front side perspective,
4K ultra-HD, suitable for automotive magazine cover, Adobe RGB color

Jewelry Photography

18K white gold diamond ring, 2 carat main stone, micro-pavé secondary stones,
placed on black velvet jewelry pad,
lighting design: main spotlight creates facet sparkle effect,
background softbox eliminates stray reflections, top ring light brightens metal,
lens: 100mm macro 1:1 magnification, f/16 deep depth,
focus stacking technique ensures complete clarity,
4K ultra-HD, jewelry catalog print-grade quality

Food Photography

Michelin-starred restaurant main course plating, wagyu steak with truffle potato puree,
white bone china plate, dark wood table background,
lighting: window natural light main source, 45-degree side light creates ingredient texture,
reflector right side fill avoids overly deep shadows,
lens: 50mm f/2.8, 45-degree overhead perspective,
shallow depth blurs background highlighting main dish,
high saturation tone emphasizes appetite, 4K output, food magazine professional standard

Continuous Learning Resources

Professional Advancement

Community Exchange

💬 Professional Creator Discord Group
📸 Monthly Online Seminars
🏆 Quarterly Excellence Awards
📖 Professional User Case Collection

Master these professional techniques to fully unleash Gemimg AI - Nano Banana Pro's professional potential and create print-publication grade high-quality works!

Professional Best Practices