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Codec: avc1.64080a

3.91% Encoder Support
12,516 of 320,495 sessions supported encoding
99.93% Decoder Support
269,419 of 269,606 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 1
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 64 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,495 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 18 / 144,443 0.16% 31 / 19,627 — 0.01% 6 / 63,867 0.25% 19 / 7,643
SafariSafari
 — 2.11% 179 / 8,478 1.44% 444 / 30,918 — —
EdgeEdge
 0.01% 2 / 30,980 0.0% 0 / 393 — 0.0% 0 / 1,002 0.0% 0 / 60
FirefoxFirefox
 95.64% 9,210 / 9,630 100.0% 1,305 / 1,305 — 0.0% 0 / 33 97.79% 1,284 / 1,313

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,606 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 122,054 / 122,083 99.88% 15,980 / 15,999 — 99.98% 53,954 / 53,963 98.87% 6,365 / 6,438
SafariSafari
 — 99.92% 7,127 / 7,133 99.98% 25,338 / 25,342 — —
EdgeEdge
 100.0% 26,950 / 26,951 100.0% 350 / 350 — 100.0% 927 / 927 96.36% 53 / 55
FirefoxFirefox
 99.99% 7,841 / 7,842 100.0% 1,061 / 1,061 — 0.0% 0 / 25 99.16% 1,063 / 1,072