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Codec: avc1.42103e

87.2% Encoder Support
1,873,839 of 2,148,860 sessions supported encoding
87.4% Decoder Support
1,833,557 of 2,097,965 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 6.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 800 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,860 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.9% 866,221 / 867,045 99.67% 100,114 / 100,449 — 99.25% 644,837 / 649,701 97.22% 42,628 / 43,845
SafariSafari
 — 1.53% 739 / 48,218 1.76% 3,851 / 218,502 — —
EdgeEdge
 99.97% 144,333 / 144,376 100.0% 1,473 / 1,473 — 99.86% 4,169 / 4,175 99.14% 688 / 694
FirefoxFirefox
 95.87% 50,982 / 53,178 99.97% 7,484 / 7,486 — 0.0% 0 / 97 98.72% 5,946 / 6,023

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,965 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.95% 844,117 / 844,507 99.66% 96,418 / 96,747 — 99.37% 635,736 / 639,787 97.32% 41,537 / 42,679
SafariSafari
 — 1.59% 743 / 46,845 1.77% 3,762 / 213,056 — —
EdgeEdge
 99.97% 140,322 / 140,365 100.0% 1,434 / 1,434 — 100.0% 4,117 / 4,117 99.27% 684 / 689
FirefoxFirefox
 99.95% 51,432 / 51,458 99.81% 7,244 / 7,258 — 0.0% 0 / 89 98.16% 5,668 / 5,774