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Codec: avc1.42080c

3.94% Encoder Support
12,604 of 320,159 sessions supported encoding
99.93% Decoder Support
269,150 of 269,339 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 1.2
Maximum Resolution SD (384×384 or smaller)
Maximum Bitrate 384 Kbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,159 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.02% 29 / 143,755 0.16% 31 / 19,684 — 0.14% 89 / 63,593 0.83% 65 / 7,799
SafariSafari
 — 1.92% 164 / 8,542 1.34% 421 / 31,312 — —
EdgeEdge
 0.02% 6 / 31,101 0.0% 0 / 367 — 0.0% 0 / 948 0.0% 0 / 69
FirefoxFirefox
 96.16% 9,232 / 9,601 99.92% 1,260 / 1,261 — 0.0% 0 / 30 97.99% 1,270 / 1,296

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,339 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 121,538 / 121,571 99.84% 15,959 / 15,985 — 99.98% 53,631 / 53,640 99.18% 6,552 / 6,606
SafariSafari
 — 99.92% 7,166 / 7,172 99.98% 25,580 / 25,585 — —
EdgeEdge
 100.0% 27,144 / 27,144 100.0% 320 / 320 — 100.0% 870 / 870 98.31% 58 / 59
FirefoxFirefox
 99.99% 7,878 / 7,879 100.0% 1,042 / 1,042 — 0.0% 0 / 26 98.96% 1,042 / 1,053