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Codec: avc1.42003e

87.27% Encoder Support
280,002 of 320,851 sessions supported encoding
87.83% Decoder Support
237,081 of 269,946 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,851 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.82% 144,227 / 144,493 99.76% 19,814 / 19,861 — 99.67% 63,349 / 63,557 98.49% 7,549 / 7,665
SafariSafari
 — 2.07% 179 / 8,629 1.54% 479 / 31,133 — —
EdgeEdge
 99.97% 31,097 / 31,107 100.0% 377 / 377 — 99.9% 979 / 980 98.39% 61 / 62
FirefoxFirefox
 96.36% 9,196 / 9,543 100.0% 1,350 / 1,350 — 0.0% 0 / 32 98.51% 1,257 / 1,276

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,946 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 121,921 / 121,972 99.75% 16,113 / 16,154 — 99.85% 53,639 / 53,718 98.59% 6,433 / 6,525
SafariSafari
 — 2.0% 145 / 7,234 1.51% 385 / 25,553 — —
EdgeEdge
 99.97% 27,098 / 27,107 100.0% 323 / 323 — 100.0% 906 / 906 98.25% 56 / 57
FirefoxFirefox
 99.91% 7,864 / 7,871 99.91% 1,104 / 1,105 — 0.0% 0 / 22 98.95% 1,037 / 1,048