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Codec: avc1.4d0834

86.46% Encoder Support
276,696 of 320,014 sessions supported encoding
99.93% Decoder Support
269,009 of 269,184 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 5.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,014 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.33% 142,537 / 143,495 99.91% 19,625 / 19,642 — 97.5% 62,078 / 63,667 97.77% 7,538 / 7,710
SafariSafari
 — 2.09% 181 / 8,644 1.45% 455 / 31,349 — —
EdgeEdge
 99.79% 30,869 / 30,935 100.0% 371 / 371 — 98.93% 927 / 937 100.0% 60 / 60
FirefoxFirefox
 95.99% 9,340 / 9,730 100.0% 1,351 / 1,351 — 0.0% 0 / 27 99.07% 1,279 / 1,291

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,184 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 121,132 / 121,168 99.93% 16,005 / 16,016 — 99.99% 53,716 / 53,724 99.0% 6,464 / 6,529
SafariSafari
 — 99.89% 7,251 / 7,259 99.98% 25,809 / 25,814 — —
EdgeEdge
 100.0% 26,871 / 26,872 100.0% 335 / 335 — 100.0% 868 / 868 100.0% 55 / 55
FirefoxFirefox
 99.97% 7,926 / 7,928 100.0% 1,128 / 1,128 — 0.0% 0 / 17 99.44% 1,069 / 1,075