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Codec: avc1.640816

86.24% Encoder Support
276,337 of 320,417 sessions supported encoding
99.94% Decoder Support
268,871 of 269,045 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 320,417 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.27% 143,185 / 144,245 99.86% 19,520 / 19,547 — 96.37% 61,449 / 63,761 97.68% 7,574 / 7,754
SafariSafari
 — 2.03% 173 / 8,517 1.48% 464 / 31,371 — —
EdgeEdge
 99.81% 30,666 / 30,725 99.72% 354 / 355 — 97.59% 1,013 / 1,038 98.46% 64 / 65
FirefoxFirefox
 96.08% 9,285 / 9,664 100.0% 1,277 / 1,277 — 0.0% 0 / 30 98.87% 1,229 / 1,243

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,045 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 121,636 / 121,673 99.89% 15,815 / 15,832 — 99.99% 53,779 / 53,787 99.27% 6,521 / 6,569
SafariSafari
 — 99.9% 7,131 / 7,138 99.98% 25,671 / 25,677 — —
EdgeEdge
 100.0% 26,609 / 26,609 100.0% 317 / 317 — 100.0% 962 / 962 98.08% 51 / 52
FirefoxFirefox
 99.97% 7,954 / 7,956 100.0% 1,044 / 1,044 — 0.0% 0 / 23 99.21% 1,010 / 1,018