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Codec: avc1.64000b

18.75% Encoder Support
11,805 of 62,945 sessions supported encoding
99.91% Decoder Support
11,969 of 11,980 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,945 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 4 / 27,721 0.14% 6 / 4,441 — 0.03% 4 / 12,097 0.31% 5 / 1,592
SafariSafari
 — 99.82% 1,638 / 1,641 99.99% 7,065 / 7,066 — —
EdgeEdge
 0.0% 0 / 4,994 0.0% 0 / 50 — 0.0% 0 / 103 0.0% 0 / 12
FirefoxFirefox
 95.43% 2,069 / 2,168 100.0% 281 / 281 — 0.0% 0 / 11 98.57% 276 / 280

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,980 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,211 / 5,212 100.0% 695 / 695 — 100.0% 2,238 / 2,238 98.52% 399 / 405
SafariSafari
 — 100.0% 265 / 265 100.0% 1,504 / 1,504 — —
EdgeEdge
 100.0% 1,041 / 1,041 — — 100.0% 24 / 24 —
FirefoxFirefox
 100.0% 400 / 400 100.0% 53 / 53 — — 100.0% 56 / 56