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Codec: avc1.4d0829

86.47% Encoder Support
1,856,861 of 2,147,484 sessions supported encoding
99.81% Decoder Support
2,092,598 of 2,096,667 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 4.1
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,484 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.4% 862,403 / 867,646 99.79% 100,356 / 100,570 — 97.35% 632,337 / 649,541 96.77% 42,499 / 43,918
SafariSafari
 — 1.55% 748 / 48,133 1.9% 4,139 / 217,603 — —
EdgeEdge
 99.83% 142,962 / 143,202 99.93% 1,401 / 1,402 — 99.4% 4,166 / 4,191 98.98% 677 / 684
FirefoxFirefox
 96.0% 51,559 / 53,710 99.99% 7,375 / 7,376 — 0.0% 0 / 111 98.78% 5,903 / 5,976

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,667 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 845,020 / 845,232 99.83% 96,708 / 96,875 — 99.65% 637,390 / 639,655 98.42% 42,027 / 42,703
SafariSafari
 — 99.81% 46,676 / 46,765 99.98% 212,011 / 212,060 — —
EdgeEdge
 100.0% 139,190 / 139,196 100.0% 1,368 / 1,368 — 100.0% 4,105 / 4,105 99.12% 673 / 679
FirefoxFirefox
 99.97% 51,965 / 51,980 99.97% 7,140 / 7,142 — 0.0% 0 / 104 98.47% 5,661 / 5,749