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Codec: avc1.64043e

86.29% Encoder Support
276,725 of 320,689 sessions supported encoding
87.85% Decoder Support
236,759 of 269,509 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,689 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.25% 142,898 / 143,972 99.75% 19,665 / 19,714 — 96.31% 61,727 / 64,093 97.08% 7,492 / 7,717
SafariSafari
 — 1.93% 165 / 8,556 1.51% 471 / 31,099 — —
EdgeEdge
 99.81% 30,927 / 30,987 100.0% 375 / 375 — 97.91% 983 / 1,004 100.0% 65 / 65
FirefoxFirefox
 95.75% 9,316 / 9,729 100.0% 1,319 / 1,319 — 0.0% 0 / 31 98.64% 1,233 / 1,250

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,509 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.95% 121,563 / 121,628 99.72% 15,957 / 16,002 — 99.85% 53,887 / 53,966 98.22% 6,418 / 6,534
SafariSafari
 — 2.0% 144 / 7,206 1.49% 379 / 25,395 — —
EdgeEdge
 99.98% 26,999 / 27,005 100.0% 327 / 327 — 100.0% 928 / 928 100.0% 60 / 60
FirefoxFirefox
 99.92% 7,928 / 7,934 100.0% 1,083 / 1,083 — 0.0% 0 / 20 98.75% 1,029 / 1,042