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Codec: avc1.42080c

4.53% Encoder Support
2,837 of 62,671 sessions supported encoding
99.93% Decoder Support
11,858 of 11,866 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 1.2
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 384 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,671 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.03% 8 / 27,414 0.21% 9 / 4,384 — 0.22% 27 / 12,186 0.89% 14 / 1,572
SafariSafari
 — 1.99% 32 / 1,609 1.5% 107 / 7,124 — —
EdgeEdge
 0.0% 0 / 5,003 0.0% 0 / 52 — 0.0% 0 / 107 0.0% 0 / 13
FirefoxFirefox
 95.82% 2,061 / 2,151 99.62% 263 / 264 — — 99.34% 299 / 301

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,866 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,230 / 5,231 99.56% 682 / 685 — 100.0% 2,233 / 2,233 99.21% 376 / 379
SafariSafari
 — 100.0% 242 / 242 100.0% 1,408 / 1,408 — —
EdgeEdge
 100.0% 1,046 / 1,046 — — 100.0% 29 / 29 —
FirefoxFirefox
 100.0% 429 / 429 100.0% 45 / 45 — — 100.0% 58 / 58