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Codec: avc1.4d1416

86.43% Encoder Support
1,856,069 of 2,147,575 sessions supported encoding
99.8% Decoder Support
2,092,544 of 2,096,654 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 2,147,575 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.38% 861,630 / 866,964 99.77% 100,384 / 100,615 — 97.37% 631,936 / 648,990 96.65% 42,263 / 43,726
SafariSafari
 — 1.59% 764 / 48,156 1.86% 4,059 / 218,323 — —
EdgeEdge
 99.85% 143,482 / 143,703 99.86% 1,462 / 1,464 — 99.42% 4,149 / 4,173 98.36% 660 / 671
FirefoxFirefox
 95.91% 51,598 / 53,800 99.99% 7,395 / 7,396 — 0.0% 0 / 109 98.81% 5,888 / 5,959

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,654 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,359 / 844,540 99.81% 96,792 / 96,976 — 99.64% 636,886 / 639,170 98.26% 41,801 / 42,540
SafariSafari
 — 99.85% 46,723 / 46,792 99.98% 212,563 / 212,604 — —
EdgeEdge
 100.0% 139,730 / 139,736 100.0% 1,427 / 1,427 — 100.0% 4,102 / 4,102 98.79% 655 / 663
FirefoxFirefox
 99.97% 52,006 / 52,021 99.99% 7,147 / 7,148 — 0.0% 0 / 98 98.58% 5,637 / 5,718