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Codec: avc1.4d0416

86.44% Encoder Support
1,855,466 of 2,146,651 sessions supported encoding
99.8% Decoder Support
2,091,551 of 2,095,638 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,146,651 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.4% 860,981 / 866,215 99.76% 100,536 / 100,774 — 97.37% 631,827 / 648,862 96.49% 42,272 / 43,809
SafariSafari
 — 1.44% 694 / 48,077 1.84% 4,009 / 218,034 — —
EdgeEdge
 99.85% 143,513 / 143,729 100.0% 1,504 / 1,504 — 99.35% 4,310 / 4,338 98.66% 665 / 674
FirefoxFirefox
 95.97% 51,492 / 53,655 99.96% 7,341 / 7,344 — 0.0% 0 / 108 98.99% 5,995 / 6,056

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,095,638 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,590 / 843,791 99.81% 96,885 / 97,070 — 99.65% 636,808 / 639,029 98.27% 41,897 / 42,633
SafariSafari
 — 99.82% 46,602 / 46,687 99.98% 212,399 / 212,444 — —
EdgeEdge
 99.99% 139,676 / 139,685 100.0% 1,469 / 1,469 — 100.0% 4,253 / 4,253 99.1% 662 / 668
FirefoxFirefox
 99.98% 51,815 / 51,824 99.94% 7,105 / 7,109 — 0.0% 0 / 99 98.55% 5,726 / 5,810