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Codec: avc1.42080b

4.54% Encoder Support
2,853 of 62,821 sessions supported encoding
99.93% Decoder Support
11,912 of 11,920 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 1.1
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 192 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,821 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.03% 7 / 27,580 0.07% 3 / 4,318 — 0.16% 20 / 12,394 0.56% 9 / 1,619
SafariSafari
 — 2.93% 48 / 1,641 1.84% 127 / 6,913 — —
EdgeEdge
 0.0% 0 / 4,990 0.0% 0 / 54 — 0.0% 0 / 109 —
FirefoxFirefox
 95.49% 2,074 / 2,172 100.0% 276 / 276 — 0.0% 0 / 11 97.86% 274 / 280

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,920 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,197 / 5,197 99.86% 713 / 714 — 100.0% 2,314 / 2,314 99.24% 394 / 397
SafariSafari
 — 100.0% 270 / 270 100.0% 1,425 / 1,425 — —
EdgeEdge
 100.0% 983 / 983 — — 100.0% 28 / 28 —
FirefoxFirefox
 100.0% 393 / 393 100.0% 52 / 52 — — 100.0% 54 / 54