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Codec: avc1.640032

98.58% Encoder Support
62,556 of 63,457 sessions supported encoding
99.93% Decoder Support
11,889 of 11,897 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 5
Maximum Resolution 4K (4096×2176)
Maximum Bitrate 135 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,457 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.21% 27,793 / 28,014 99.98% 4,285 / 4,286 — 95.99% 11,776 / 12,268 97.62% 1,516 / 1,553
SafariSafari
 — 100.0% 1,663 / 1,663 100.0% 7,048 / 7,048 — —
EdgeEdge
 99.81% 5,137 / 5,147 100.0% 47 / 47 — 96.49% 110 / 114 100.0% 12 / 12
FirefoxFirefox
 95.07% 2,123 / 2,233 100.0% 289 / 289 — 0.0% 0 / 17 98.95% 284 / 287

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,897 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,253 / 5,255 100.0% 643 / 643 — 100.0% 2,247 / 2,247 99.46% 368 / 370
SafariSafari
 — 100.0% 281 / 281 100.0% 1,400 / 1,400 — —
EdgeEdge
 100.0% 1,048 / 1,048 — — 100.0% 38 / 38 —
FirefoxFirefox
 100.0% 418 / 418 100.0% 59 / 59 — — 100.0% 52 / 52