CDN-Ready Image Processing

CDN delivery requires images in the right format, at the right size, with correct Content-Type headers. Picture Optimizer produces CDN-ready output — compressed, format-converted, and metadata-tagged files that slot directly into your CDN workflow.

Any provider
CDN compatibility
JPG, WebP, AVIF
Output formats
Correct per format
Content-Type
CDN-optimized
Cache headers

CDN-Ready Output

Picture Optimizer's export step produces files with correct MIME types, optimized for edge caching. WebP files carry the image/webp Content-Type. AVIF files carry image/avif. File extensions match the format.

This matters because misconfigured Content-Type headers cause CDN cache misses, browser rendering failures, and incorrect format negotiation. Picture Optimizer eliminates these issues at the source.

CDN Format Negotiation

Modern CDNs (Cloudflare, CloudFront, Fastly) can serve different image formats based on the browser's Accept header. The browser says "I support image/avif, image/webp, image/jpeg." The CDN serves the best supported format.

This requires having each image available in multiple formats. Picture Optimizer can process the same source image into AVIF + WebP + JPG variants. Upload all three to your CDN origin. The CDN handles format selection per-request.

Related Topics

CDN image deliverycontent delivery networkCloudflareCloudFrontFastlyImgixBunny CDNKeyCDNStackPathCDN image optimizationedge cachingcontent negotiationAccept headerWebP negotiationAVIF negotiationimage proxy CDNCDN performanceglobal deliveryedge servercache invalidationTTL configuration
FAQ

Frequently Asked Questions

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