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Codec: avc1.4d003e

86.38% Encoder Support
1,855,663 of 2,148,277 sessions supported encoding
87.4% Decoder Support
1,832,729 of 2,097,030 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 6.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 800 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,277 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.38% 861,691 / 867,035 99.65% 100,519 / 100,871 — 97.35% 631,524 / 648,732 96.21% 42,011 / 43,668
SafariSafari
 — 1.57% 753 / 48,025 1.82% 3,993 / 219,042 — —
EdgeEdge
 99.84% 143,658 / 143,889 100.0% 1,504 / 1,504 — 99.18% 4,216 / 4,251 99.27% 683 / 688
FirefoxFirefox
 95.93% 51,350 / 53,526 99.97% 7,415 / 7,417 — 0.0% 0 / 100 98.96% 5,996 / 6,059

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,030 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.95% 843,975 / 844,412 99.65% 96,856 / 97,192 — 99.37% 634,695 / 638,722 97.37% 41,402 / 42,519
SafariSafari
 — 1.63% 762 / 46,641 1.83% 3,915 / 213,455 — —
EdgeEdge
 99.97% 139,880 / 139,922 100.0% 1,464 / 1,464 — 100.0% 4,165 / 4,165 99.41% 679 / 683
FirefoxFirefox
 99.94% 51,690 / 51,720 99.85% 7,171 / 7,182 — 0.0% 0 / 90 98.63% 5,743 / 5,823