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Codec: avc1.42103e

85.58% Encoder Support
53,871 of 62,948 sessions supported encoding
85.55% Decoder Support
10,331 of 12,076 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 62,948 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.74% 27,720 / 27,792 99.91% 4,359 / 4,363 — 99.63% 12,213 / 12,258 97.89% 1,534 / 1,567
SafariSafari
 — 2.64% 43 / 1,631 1.66% 114 / 6,849 — —
EdgeEdge
 100.0% 5,079 / 5,079 100.0% 48 / 48 — 100.0% 96 / 96 100.0% 10 / 10
FirefoxFirefox
 95.21% 2,048 / 2,151 100.0% 270 / 270 — 0.0% 0 / 11 99.33% 298 / 300

VideoDecoder Support Matrix

Browser × Platform decoder support from 12,076 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,255 / 5,256 99.85% 660 / 661 — 99.57% 2,334 / 2,344 99.25% 398 / 401
SafariSafari
 — 2.66% 7 / 263 1.9% 27 / 1,418 — —
EdgeEdge
 100.0% 1,068 / 1,068 — — 100.0% 38 / 38 —
FirefoxFirefox
 100.0% 431 / 431 100.0% 42 / 42 — — 100.0% 52 / 52