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Codec: avc1.64103d

86.13% Encoder Support
1,851,034 of 2,149,109 sessions supported encoding
87.42% Decoder Support
1,834,015 of 2,097,964 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 2,149,109 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 862,433 / 867,869 99.63% 100,114 / 100,483 — 96.49% 627,026 / 649,810 96.02% 41,805 / 43,537
SafariSafari
 — 1.45% 704 / 48,416 1.83% 4,001 / 218,308 — —
EdgeEdge
 99.83% 143,266 / 143,505 100.0% 1,462 / 1,462 — 98.86% 4,163 / 4,211 98.17% 643 / 655
FirefoxFirefox
 95.87% 51,615 / 53,836 99.99% 7,504 / 7,505 — 0.0% 0 / 113 98.69% 5,939 / 6,018

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,964 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.95% 845,065 / 845,459 99.63% 96,509 / 96,870 — 99.36% 635,688 / 639,793 97.46% 41,227 / 42,302
SafariSafari
 — 1.52% 716 / 47,012 1.84% 3,904 / 212,699 — —
EdgeEdge
 99.97% 139,424 / 139,467 100.0% 1,419 / 1,419 — 100.0% 4,137 / 4,137 98.45% 637 / 647
FirefoxFirefox
 99.95% 52,049 / 52,075 99.92% 7,240 / 7,246 — 0.0% 0 / 103 98.26% 5,661 / 5,761