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Codec: avc1.4d0834

86.4% Encoder Support
1,855,467 of 2,147,411 sessions supported encoding
99.8% Decoder Support
2,092,480 of 2,096,580 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 2,147,411 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.41% 859,746 / 864,854 99.8% 100,744 / 100,949 — 97.38% 632,823 / 649,816 96.57% 42,006 / 43,500
SafariSafari
 — 1.52% 733 / 48,292 1.82% 3,987 / 218,852 — —
EdgeEdge
 99.84% 143,739 / 143,973 100.0% 1,507 / 1,507 — 99.1% 4,196 / 4,234 98.86% 693 / 701
FirefoxFirefox
 95.98% 51,593 / 53,756 99.93% 7,444 / 7,449 — 1.01% 1 / 99 98.8% 5,947 / 6,019

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,580 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 842,318 / 842,527 99.84% 97,167 / 97,323 — 99.65% 637,614 / 639,873 98.23% 41,570 / 42,319
SafariSafari
 — 99.86% 46,839 / 46,907 99.98% 213,275 / 213,317 — —
EdgeEdge
 99.99% 139,901 / 139,910 100.0% 1,471 / 1,471 — 100.0% 4,165 / 4,165 98.99% 689 / 696
FirefoxFirefox
 99.97% 51,939 / 51,954 99.92% 7,220 / 7,226 — 1.12% 1 / 89 98.35% 5,706 / 5,802