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Codec: avc1.640c16

98.45% Encoder Support
2,116,538 of 2,149,917 sessions supported encoding
99.8% Decoder Support
2,094,398 of 2,098,535 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 2.2
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,149,917 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.38% 863,101 / 868,443 99.76% 100,096 / 100,335 — 96.5% 626,850 / 649,597 96.37% 42,032 / 43,616
SafariSafari
 — 99.71% 47,844 / 47,984 99.98% 218,502 / 218,550 — —
EdgeEdge
 99.85% 143,545 / 143,766 100.0% 1,469 / 1,469 — 98.61% 4,176 / 4,235 99.44% 707 / 711
FirefoxFirefox
 95.9% 51,873 / 54,092 99.97% 7,447 / 7,449 — 0.0% 0 / 114 98.67% 5,992 / 6,073

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,535 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,549 / 845,738 99.81% 96,464 / 96,647 — 99.65% 637,355 / 639,610 98.36% 41,708 / 42,404
SafariSafari
 — 99.8% 46,491 / 46,585 99.98% 212,869 / 212,917 — —
EdgeEdge
 99.99% 139,785 / 139,793 100.0% 1,429 / 1,429 — 100.0% 4,158 / 4,158 99.86% 702 / 703
FirefoxFirefox
 99.96% 52,296 / 52,315 99.96% 7,206 / 7,209 — 0.0% 0 / 101 98.25% 5,736 / 5,838