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Codec: avc1.64041f

84.53% Encoder Support
53,371 of 63,137 sessions supported encoding
99.93% Decoder Support
11,880 of 11,888 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 3.1
Maximum Resolution HD ready (1024×960)
Maximum Bitrate 14 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,137 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.19% 27,735 / 27,961 99.89% 4,406 / 4,411 — 96.26% 11,642 / 12,094 97.92% 1,556 / 1,589
SafariSafari
 — 2.23% 36 / 1,612 1.72% 120 / 6,995 — —
EdgeEdge
 99.82% 5,007 / 5,016 100.0% 61 / 61 — 95.28% 101 / 106 91.67% 11 / 12
FirefoxFirefox
 94.99% 2,084 / 2,194 100.0% 272 / 272 — — 99.34% 302 / 304

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,888 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,178 / 5,180 99.86% 690 / 691 — 100.0% 2,262 / 2,262 99.28% 415 / 418
SafariSafari
 — 100.0% 272 / 272 100.0% 1,393 / 1,393 — —
EdgeEdge
 100.0% 998 / 998 100.0% 10 / 10 — 100.0% 35 / 35 —
FirefoxFirefox
 100.0% 426 / 426 100.0% 53 / 53 — — 100.0% 55 / 55