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Codec: avc1.4d0816

86.45% Encoder Support
1,857,807 of 2,149,112 sessions supported encoding
99.8% Decoder Support
2,094,286 of 2,098,439 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 2,149,112 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.39% 861,881 / 867,130 99.74% 100,738 / 101,002 — 97.37% 633,655 / 650,786 96.69% 42,293 / 43,742
SafariSafari
 — 1.51% 728 / 48,163 1.81% 3,935 / 217,977 — —
EdgeEdge
 99.86% 143,244 / 143,447 100.0% 1,442 / 1,442 — 99.47% 4,102 / 4,124 98.98% 681 / 688
FirefoxFirefox
 95.75% 51,340 / 53,619 99.95% 7,415 / 7,419 — 0.0% 0 / 108 98.93% 6,015 / 6,080

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,439 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,778 / 844,981 99.78% 97,142 / 97,352 — 99.65% 638,558 / 640,832 98.32% 41,830 / 42,545
SafariSafari
 — 99.84% 46,711 / 46,786 99.98% 212,413 / 212,457 — —
EdgeEdge
 99.99% 139,413 / 139,422 100.0% 1,402 / 1,402 — 100.0% 4,038 / 4,038 99.41% 675 / 679
FirefoxFirefox
 99.97% 51,857 / 51,871 99.94% 7,165 / 7,169 — 0.0% 0 / 99 98.41% 5,739 / 5,832