games:process-thumbnails
Processes and optimizes game thumbnails for efficient display across the website.
Overview
This command processes game thumbnail images by converting them to optimized formats, generating multiple sizes for responsive display, and ensuring consistent visual presentation. It's essential for maintaining fast page load times and consistent user experience.
Key Features: Multi-size generation, format optimization, batch processing, responsive image support.
Usage
Options
Similar to screenshot processing, this command supports:
- --force
Process thumbnails even if they already exist.
- --game-id=ID
ID of the specific game to process.
- --game-name=NAME
Name (or part of name) of the game(s) to process.
- --all
Process all visible games with thumbnails.
- --quality=QUALITY
WebP quality (0-100) (default: 80).
Processing Workflow
The command processes thumbnails through these steps:
Identifies games requiring thumbnail processing
Downloads source images from itch.io or local storage
Generates multiple sizes for responsive display
Converts to WebP format for optimal compression
Creates fallback formats for browser compatibility
Optimizes file sizes while maintaining visual quality
Updates database records with processed thumbnail paths
Examples
Processes thumbnails for a specific game.
Processes thumbnails for games matching the name pattern.
Regenerates all thumbnails regardless of existing files.
Processes with higher quality settings for better visual fidelity.
When to Use
Recommended Usage Scenarios
After importing new games with thumbnail images
When implementing responsive design changes
During website performance optimization
After updating image processing algorithms
When migrating to new image formats
Thumbnail Sizes
The command generates multiple thumbnail sizes:
Large Thumbnails (400x600px)
Use Case: Featured game displays, hero sections
Quality: High detail for prominent placement
Compression: Moderate to preserve detail
Medium Thumbnails (200x300px)
Use Case: Game grid displays, search results
Quality: Balanced detail and file size
Compression: Standard optimization
Small Thumbnails (100x150px)
Use Case: Compact lists, mobile displays
Quality: Optimized for small display
Compression: Higher compression acceptable
Micro Thumbnails (50x75px)
Use Case: Tiny previews, loading placeholders
Quality: Basic recognition quality
Compression: Maximum compression
Format Support
Format | Use Case | Browser Support |
|---|---|---|
WebP | Primary format | Modern browsers |
JPEG | Fallback format | Universal support |
PNG | Transparency support | Universal support |
AVIF | Future format | Cutting-edge browsers |
Performance Impact
Thumbnail processing affects system resources:
CPU Usage
Image Decoding: Processing original images
Format Conversion: Converting between formats
Resizing Operations: Scaling to different sizes
Compression: Optimizing file sizes
Memory Requirements
Image Buffers: Temporary storage during processing
Multiple Variants: Simultaneous size generation
Batch Processing: Memory usage scales with batch size
Storage Impact
Multiple Files: Each thumbnail generates several variants
Temporary Files: Processing creates temporary files
Archive Storage: Original images may be preserved
Quality Optimization
The command balances quality and file size:
Visual Quality Factors
Sharpness: Maintains clarity at smaller sizes
Color Accuracy: Preserves original color representation
Detail Preservation: Retains important visual elements
Artifact Reduction: Minimizes compression artifacts
File Size Optimization
Compression Algorithms: Uses efficient compression methods
Format Selection: Chooses optimal format for each use case
Quality Settings: Adjusts quality based on thumbnail size
Progressive Loading: Supports progressive image loading
Error Handling
Robust error handling ensures reliable processing:
Source Image Issues: Handles corrupted or missing source images
Processing Failures: Continues with remaining thumbnails on errors
Storage Problems: Manages disk space and permission issues
Network Failures: Retries downloads with exponential backoff
Integration
Thumbnail processing integrates with other systems:
CDN Distribution: Processed thumbnails can be distributed via CDN
Responsive Images: Generates srcset attributes for responsive display
Lazy Loading: Supports progressive image loading strategies
Cache Management: Integrates with browser and server caching
Related Commands
games:process-screenshots - Process full-size screenshots
games:refresh - Download new thumbnail images for processing