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Codec: avc1.42043e

85.34% Encoder Support
53,728 of 62,954 sessions supported encoding
85.35% Decoder Support
10,268 of 12,030 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,954 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.7% 27,696 / 27,779 99.79% 4,357 / 4,366 — 99.59% 12,042 / 12,091 98.25% 1,571 / 1,599
SafariSafari
 — 2.1% 34 / 1,622 1.73% 121 / 7,009 — —
EdgeEdge
 100.0% 5,035 / 5,035 97.67% 42 / 43 — 100.0% 112 / 112 —
FirefoxFirefox
 95.48% 2,132 / 2,233 100.0% 270 / 270 — 0.0% 0 / 11 98.88% 264 / 267

VideoDecoder Support Matrix

Browser × Platform decoder support from 12,030 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,216 / 5,217 99.72% 721 / 723 — 99.61% 2,275 / 2,284 99.51% 409 / 411
SafariSafari
 — 2.14% 6 / 280 2.11% 30 / 1,424 — —
EdgeEdge
 100.0% 1,054 / 1,054 — — 100.0% 35 / 35 —
FirefoxFirefox
 99.76% 411 / 412 100.0% 39 / 39 — — 100.0% 56 / 56