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Codec: avc1.64143d

86.11% Encoder Support
1,849,652 of 2,147,988 sessions supported encoding
87.41% Decoder Support
1,832,993 of 2,097,045 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6.1
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 480 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,988 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 862,180 / 867,632 99.65% 99,752 / 100,105 — 96.48% 625,830 / 648,668 95.88% 42,155 / 43,965
SafariSafari
 — 1.51% 728 / 48,127 1.85% 4,047 / 218,679 — —
EdgeEdge
 99.83% 143,468 / 143,714 99.93% 1,461 / 1,462 — 98.58% 4,036 / 4,094 98.08% 663 / 676
FirefoxFirefox
 95.79% 51,566 / 53,835 99.99% 7,500 / 7,501 — 0.9% 1 / 111 98.83% 5,916 / 5,986

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,045 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 844,991 / 845,362 99.64% 96,070 / 96,419 — 99.36% 634,511 / 638,626 97.35% 41,627 / 42,762
SafariSafari
 — 1.52% 710 / 46,718 1.86% 3,955 / 213,062 — —
EdgeEdge
 99.96% 139,756 / 139,806 100.0% 1,415 / 1,415 — 100.0% 4,026 / 4,026 98.66% 665 / 674
FirefoxFirefox
 99.95% 52,015 / 52,040 99.88% 7,250 / 7,259 — 0.98% 1 / 102 98.37% 5,681 / 5,775