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Codec: avc1.64083c

86.29% Encoder Support
276,683 of 320,646 sessions supported encoding
87.8% Decoder Support
236,765 of 269,659 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,646 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.26% 142,995 / 144,058 99.78% 19,766 / 19,810 — 96.32% 61,388 / 63,732 97.09% 7,548 / 7,774
SafariSafari
 — 2.05% 177 / 8,620 1.49% 463 / 31,107 — —
EdgeEdge
 99.84% 30,954 / 31,004 99.72% 354 / 355 — 98.2% 927 / 944 98.51% 66 / 67
FirefoxFirefox
 96.33% 9,375 / 9,732 100.0% 1,304 / 1,304 — 0.0% 0 / 36 98.68% 1,271 / 1,288

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,659 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 121,608 / 121,658 99.77% 16,029 / 16,066 — 99.85% 53,667 / 53,750 98.4% 6,464 / 6,569
SafariSafari
 — 2.01% 145 / 7,204 1.49% 380 / 25,554 — —
EdgeEdge
 99.96% 27,060 / 27,070 100.0% 312 / 312 — 100.0% 879 / 879 100.0% 61 / 61
FirefoxFirefox
 99.95% 7,970 / 7,974 100.0% 1,071 / 1,071 — 0.0% 0 / 25 98.97% 1,054 / 1,065