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Codec: avc1.4d0c3e

86.42% Encoder Support
276,954 of 320,460 sessions supported encoding
87.61% Decoder Support
236,174 of 269,576 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 6.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 800 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,460 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.29% 142,869 / 143,891 99.76% 19,519 / 19,566 — 97.57% 61,947 / 63,488 97.48% 7,548 / 7,743
SafariSafari
 — 2.05% 179 / 8,752 1.51% 474 / 31,359 — —
EdgeEdge
 99.76% 30,952 / 31,025 99.72% 352 / 353 — 98.86% 957 / 968 100.0% 58 / 58
FirefoxFirefox
 96.15% 9,408 / 9,785 100.0% 1,282 / 1,282 — 0.0% 0 / 45 98.95% 1,320 / 1,334

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,576 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.95% 121,602 / 121,657 99.75% 15,777 / 15,816 — 99.87% 53,412 / 53,483 98.43% 6,446 / 6,549
SafariSafari
 — 1.94% 143 / 7,363 1.45% 376 / 25,894 — —
EdgeEdge
 99.97% 26,990 / 26,997 100.0% 316 / 316 — 100.0% 898 / 898 100.0% 50 / 50
FirefoxFirefox
 99.96% 7,965 / 7,968 99.91% 1,053 / 1,054 — 0.0% 0 / 36 99.18% 1,087 / 1,096