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Codec: avc1.64080d

3.92% Encoder Support
12,600 of 321,256 sessions supported encoding
99.93% Decoder Support
269,918 of 270,107 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 321,256 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.02% 23 / 144,811 0.11% 21 / 19,796 — 0.01% 7 / 63,700 0.41% 32 / 7,816
SafariSafari
 — 1.78% 153 / 8,598 1.53% 477 / 31,251 — —
EdgeEdge
 0.01% 3 / 30,760 0.0% 0 / 392 — 0.0% 0 / 942 0.0% 0 / 68
FirefoxFirefox
 96.14% 9,306 / 9,680 100.0% 1,300 / 1,300 — 0.0% 0 / 36 97.37% 1,261 / 1,295

VideoDecoder Support Matrix

Browser × Platform decoder support from 270,107 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 122,226 / 122,259 99.89% 16,054 / 16,072 — 99.98% 53,690 / 53,700 98.94% 6,519 / 6,589
SafariSafari
 — 99.93% 7,231 / 7,236 99.98% 25,626 / 25,630 — —
EdgeEdge
 100.0% 26,831 / 26,831 100.0% 352 / 352 — 100.0% 853 / 853 96.72% 59 / 61
FirefoxFirefox
 100.0% 7,974 / 7,974 100.0% 1,076 / 1,076 — 0.0% 0 / 25 99.07% 1,067 / 1,077