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Codec: avc1.640c29

98.44% Encoder Support
2,115,443 of 2,149,067 sessions supported encoding
99.8% Decoder Support
2,093,952 of 2,098,071 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 4.1
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,149,067 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.35% 861,011 / 866,609 99.73% 100,580 / 100,849 — 96.49% 626,738 / 649,544 96.32% 42,693 / 44,322
SafariSafari
 — 99.77% 48,127 / 48,238 99.98% 218,355 / 218,392 — —
EdgeEdge
 99.85% 143,309 / 143,530 100.0% 1,445 / 1,445 — 98.84% 4,175 / 4,224 99.71% 692 / 694
FirefoxFirefox
 96.0% 51,918 / 54,082 99.96% 7,446 / 7,449 — 0.87% 1 / 115 98.86% 5,999 / 6,068

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,071 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,027 / 844,222 99.79% 96,894 / 97,100 — 99.65% 637,289 / 639,548 98.36% 42,473 / 43,181
SafariSafari
 — 99.84% 46,803 / 46,876 99.98% 212,730 / 212,767 — —
EdgeEdge
 99.99% 139,587 / 139,596 100.0% 1,406 / 1,406 — 100.0% 4,155 / 4,155 99.71% 687 / 689
FirefoxFirefox
 99.97% 52,302 / 52,316 99.94% 7,201 / 7,205 — 0.95% 1 / 105 98.4% 5,728 / 5,821