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Codec: avc1.64083c

86.17% Encoder Support
1,851,218 of 2,148,347 sessions supported encoding
87.45% Decoder Support
1,834,138 of 2,097,359 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,347 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 861,505 / 866,948 99.64% 100,351 / 100,710 — 96.5% 627,638 / 650,384 95.95% 42,280 / 44,066
SafariSafari
 — 1.58% 755 / 47,879 1.85% 4,027 / 218,009 — —
EdgeEdge
 99.86% 143,219 / 143,422 99.93% 1,445 / 1,446 — 98.84% 4,186 / 4,235 98.83% 674 / 682
FirefoxFirefox
 96.1% 51,543 / 53,636 99.99% 7,349 / 7,350 — 0.91% 1 / 110 98.88% 5,892 / 5,959

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,359 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 844,186 / 844,548 99.64% 96,617 / 96,966 — 99.35% 636,257 / 640,402 97.43% 41,761 / 42,861
SafariSafari
 — 1.63% 756 / 46,462 1.86% 3,944 / 212,456 — —
EdgeEdge
 99.97% 139,447 / 139,488 100.0% 1,403 / 1,403 — 100.0% 4,170 / 4,170 99.26% 671 / 676
FirefoxFirefox
 99.96% 51,855 / 51,878 99.85% 7,106 / 7,117 — 1.01% 1 / 99 98.2% 5,633 / 5,736