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Codec: avc1.64100d

3.26% Encoder Support
69,926 of 2,146,693 sessions supported encoding
99.8% Decoder Support
2,091,615 of 2,095,781 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1.3
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 768 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,146,693 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 81 / 866,367 0.13% 130 / 100,888 — 0.02% 127 / 648,563 0.38% 167 / 43,844
SafariSafari
 — 1.46% 698 / 47,863 1.86% 4,064 / 218,439 — —
EdgeEdge
 0.01% 9 / 143,825 0.0% 0 / 1,436 — 0.0% 0 / 4,203 0.29% 2 / 679
FirefoxFirefox
 95.77% 51,364 / 53,632 99.93% 7,458 / 7,463 — 0.0% 0 / 119 97.69% 5,761 / 5,897

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,095,781 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,870 / 844,063 99.81% 96,996 / 97,176 — 99.64% 636,410 / 638,731 98.28% 41,881 / 42,613
SafariSafari
 — 99.84% 46,392 / 46,468 99.98% 212,708 / 212,758 — —
EdgeEdge
 100.0% 139,853 / 139,857 100.0% 1,398 / 1,398 — 100.0% 4,124 / 4,124 99.11% 668 / 674
FirefoxFirefox
 99.96% 51,857 / 51,880 99.97% 7,223 / 7,225 — 0.0% 0 / 107 98.36% 5,584 / 5,677