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Codec: avc1.4d0016

98.72% Encoder Support
2,121,418 of 2,148,885 sessions supported encoding
99.8% Decoder Support
2,094,035 of 2,098,156 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 2,148,885 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.4% 862,608 / 867,782 99.76% 100,480 / 100,725 — 97.35% 631,993 / 649,212 96.65% 42,330 / 43,798
SafariSafari
 — 99.73% 47,814 / 47,945 99.98% 218,214 / 218,262 — —
EdgeEdge
 99.84% 143,306 / 143,535 100.0% 1,530 / 1,530 — 99.19% 4,179 / 4,213 99.41% 677 / 681
FirefoxFirefox
 95.88% 51,829 / 54,056 99.96% 7,625 / 7,628 — 0.0% 0 / 107 98.95% 5,956 / 6,019

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,156 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,231 / 845,404 99.8% 96,876 / 97,074 — 99.64% 637,129 / 639,408 98.33% 41,869 / 42,582
SafariSafari
 — 99.8% 46,506 / 46,598 99.98% 212,663 / 212,712 — —
EdgeEdge
 99.99% 139,554 / 139,569 100.0% 1,483 / 1,483 — 100.0% 4,131 / 4,131 99.56% 674 / 677
FirefoxFirefox
 99.98% 52,255 / 52,267 99.95% 7,400 / 7,404 — 0.0% 0 / 97 98.29% 5,685 / 5,784