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Codec: avc1.641016

86.14% Encoder Support
1,853,085 of 2,151,334 sessions supported encoding
99.81% Decoder Support
2,096,250 of 2,100,300 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 2.2
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,151,334 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 862,801 / 868,298 99.78% 100,231 / 100,456 — 96.49% 627,266 / 650,069 96.07% 41,941 / 43,656
SafariSafari
 — 1.58% 762 / 48,331 1.8% 3,927 / 218,547 — —
EdgeEdge
 99.84% 144,171 / 144,399 99.93% 1,445 / 1,446 — 98.79% 4,251 / 4,303 98.31% 639 / 650
FirefoxFirefox
 96.01% 51,874 / 54,032 99.99% 7,404 / 7,405 — 0.0% 0 / 96 98.64% 6,007 / 6,090

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,100,300 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,577 / 845,753 99.82% 96,677 / 96,848 — 99.66% 637,947 / 640,140 98.19% 41,680 / 42,450
SafariSafari
 — 99.84% 46,892 / 46,965 99.97% 212,873 / 212,927 — —
EdgeEdge
 99.99% 140,464 / 140,475 100.0% 1,398 / 1,398 — 100.0% 4,236 / 4,236 98.6% 636 / 645
FirefoxFirefox
 99.97% 52,186 / 52,204 99.97% 7,174 / 7,176 — 0.0% 0 / 89 98.5% 5,781 / 5,869