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Codec: avc1.64043e

84.32% Encoder Support
53,240 of 63,142 sessions supported encoding
85.83% Decoder Support
10,281 of 11,979 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 63,142 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.14% 27,420 / 27,658 99.89% 4,404 / 4,409 — 95.89% 11,862 / 12,371 97.71% 1,534 / 1,570
SafariSafari
 — 1.9% 31 / 1,629 1.57% 111 / 7,064 — —
EdgeEdge
 99.88% 5,019 / 5,025 100.0% 54 / 54 — 96.3% 104 / 108 100.0% 11 / 11
FirefoxFirefox
 94.93% 2,097 / 2,209 100.0% 283 / 283 — 0.0% 0 / 11 99.63% 270 / 271

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,979 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,314 / 5,316 99.86% 696 / 697 — 99.78% 2,239 / 2,244 99.48% 385 / 387
SafariSafari
 — 3.55% 10 / 282 1.46% 20 / 1,372 — —
EdgeEdge
 100.0% 1,043 / 1,043 — — 100.0% 32 / 32 —
FirefoxFirefox
 100.0% 414 / 414 100.0% 47 / 47 — — 100.0% 63 / 63