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Codec: avc1.4d0816

84.66% Encoder Support
52,809 of 62,378 sessions supported encoding
99.95% Decoder Support
11,723 of 11,729 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,378 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.17% 27,120 / 27,347 99.95% 4,292 / 4,294 — 97.34% 11,831 / 12,154 98.07% 1,577 / 1,608
SafariSafari
 — 2.31% 38 / 1,644 1.63% 113 / 6,915 — —
EdgeEdge
 99.9% 5,016 / 5,021 100.0% 46 / 46 — 98.23% 111 / 113 92.31% 12 / 13
FirefoxFirefox
 94.7% 2,018 / 2,131 100.0% 300 / 300 — 0.0% 0 / 12 99.34% 299 / 301

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,729 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 5,202 / 5,203 100.0% 644 / 644 — 100.0% 2,200 / 2,200 99.51% 409 / 411
SafariSafari
 — 100.0% 271 / 271 100.0% 1,410 / 1,410 — —
EdgeEdge
 100.0% 996 / 996 — — 100.0% 27 / 27 —
FirefoxFirefox
 100.0% 383 / 383 100.0% 50 / 50 — — 100.0% 53 / 53