~/talk

Overcoming the Challenges of Image Delivery

Talkat Velocity Santa Clara 2015 · 2015-05-27..05-29· [web-performance, web-platform]
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Web images now require scale and decision logic: the web delivers three quarters of a trillion JPEGs per day and a responsive e-commerce page can need 108 variants per image for breakpoints, formats, resolutions and network conditions. The solution generates variants at the CDN edge, inspects device, browser, resolution and image composition, and automatically sends WebP to Chrome, JPEG2000 to iPhone 6 Plus, and PNG/GIF when appropriate while tuning to human perceptible quality, cutting storage and operational overhead.

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