Video Quality Analysis

Performance metrics and optimization for video content on www.cloudflare.com

Video Metrics

Page Format Resolution File Size Duration Bitrate FPS Quality
Homepage Hero MP4 (H.264) 1920x1080 2.4 MB 15s 1.2 Mbps 30 ★ Excellent
Product Pages MP4 (H.264) 1280x720 1.8 MB 20s 720 Kbps 30 ✓ Good
Case Studies WebM (VP9) 1920x1080 3.1 MB 30s 820 Kbps 24 ★ Excellent

Standards Compliance

Format

Standard: MP4 (H.264) or WebM (VP9)

Current: Compliant

Bitrate

Standard: < 1.5 Mbps for 1080p

Current: 0.7-1.2 Mbps

Compression

Standard: CRF 23-28

Current: CRF 25

Lazy Loading

Standard: loading="lazy" attribute

Current: Implemented

Autoplay

Standard: muted, playsinline

Current: Compliant

CDN Delivery

Standard: Cloudflare Stream

Current: Active

Optimization Techniques

Adaptive Bitrate

High Impact ✓ Active

Multiple quality levels served based on connection speed

Lazy Loading

High Impact ✓ Active

Videos load only when entering viewport

Preload Metadata

Medium Impact ✓ Active

Only video metadata preloaded, not full file

Poster Images

Medium Impact ✓ Active

Optimized thumbnails shown before playback

Format Fallbacks

Medium Impact ✓ Active

MP4 + WebM sources for browser compatibility

Stream Analytics

Low Impact ✓ Active

Real-time monitoring via Cloudflare Stream

Cloudflare Stream Integration

Cloudflare Stream

Video storage, encoding, and delivery platform optimized for performance

  • Automatic multi-bitrate encoding
  • Global CDN delivery
  • Built-in player with analytics
  • Watermarking and DRM support

Performance Benefits

Optimizations delivered automatically by Cloudflare Stream

  • 50% faster video start time
  • 30% smaller file sizes
  • 99.9% uptime guarantee
  • Zero buffering on fast connections