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Codec: avc1.64083d

86.17% Encoder Support
275,484 of 319,699 sessions supported encoding
87.68% Decoder Support
235,544 of 268,654 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6.1
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 480 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 319,699 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.28% 142,811 / 143,841 99.74% 19,528 / 19,578 — 96.32% 61,169 / 63,508 96.79% 7,415 / 7,661
SafariSafari
 — 1.98% 170 / 8,589 1.5% 472 / 31,369 — —
EdgeEdge
 99.77% 30,537 / 30,607 99.75% 400 / 401 — 97.46% 921 / 945 100.0% 62 / 62
FirefoxFirefox
 96.09% 9,322 / 9,701 100.0% 1,322 / 1,322 — 0.0% 0 / 38 98.6% 1,266 / 1,284

VideoDecoder Support Matrix

Browser × Platform decoder support from 268,654 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 121,253 / 121,300 99.72% 15,909 / 15,954 — 99.87% 53,482 / 53,551 98.11% 6,380 / 6,503
SafariSafari
 — 1.87% 135 / 7,230 1.47% 379 / 25,726 — —
EdgeEdge
 99.97% 26,686 / 26,694 100.0% 354 / 354 — 100.0% 864 / 864 100.0% 60 / 60
FirefoxFirefox
 99.91% 7,865 / 7,872 100.0% 1,066 / 1,066 — 0.0% 0 / 29 98.87% 1,047 / 1,059