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Codec: avc1.640034

98.44% Encoder Support
2,113,949 of 2,147,475 sessions supported encoding
99.81% Decoder Support
2,092,578 of 2,096,562 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 5.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,147,475 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.36% 861,328 / 866,861 99.77% 100,281 / 100,509 — 96.49% 626,925 / 649,748 96.3% 41,932 / 43,545
SafariSafari
 — 99.76% 48,012 / 48,129 99.97% 218,031 / 218,087 — —
EdgeEdge
 99.84% 143,832 / 144,060 100.0% 1,445 / 1,445 — 98.71% 4,198 / 4,253 98.51% 661 / 671
FirefoxFirefox
 95.97% 51,140 / 53,288 99.97% 7,256 / 7,258 — 0.0% 0 / 119 98.68% 5,989 / 6,069

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,562 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,424 / 844,590 99.83% 96,604 / 96,770 — 99.66% 637,596 / 639,802 98.4% 41,664 / 42,340
SafariSafari
 — 99.82% 46,719 / 46,805 99.97% 212,451 / 212,506 — —
EdgeEdge
 99.99% 139,985 / 139,993 100.0% 1,396 / 1,396 — 100.0% 4,180 / 4,180 98.8% 658 / 666
FirefoxFirefox
 99.96% 51,467 / 51,486 99.97% 7,031 / 7,033 — 0.0% 0 / 108 98.29% 5,749 / 5,849