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Codec: avc1.42001f

99.62% Encoder Support
62,865 of 63,103 sessions supported encoding
99.97% Decoder Support
11,994 of 11,998 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 3.1
Maximum Resolution HD ready (1024×960)
Maximum Bitrate 14 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 63,103 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.73% 27,583 / 27,657 99.96% 4,476 / 4,478 — 99.79% 12,157 / 12,183 98.68% 1,574 / 1,595
SafariSafari
 — 99.94% 1,656 / 1,657 100.0% 7,052 / 7,052 — —
EdgeEdge
 99.98% 5,065 / 5,066 100.0% 42 / 42 — 100.0% 112 / 112 —
FirefoxFirefox
 95.44% 2,112 / 2,213 100.0% 278 / 278 — — 100.0% 273 / 273

VideoDecoder Support Matrix

Browser × Platform decoder support from 11,998 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 100.0% 5,209 / 5,209 99.86% 711 / 712 — 100.0% 2,311 / 2,311 99.51% 407 / 409
SafariSafari
 — 100.0% 281 / 281 100.0% 1,476 / 1,476 — —
EdgeEdge
 100.0% 992 / 992 — — 100.0% 37 / 37 —
FirefoxFirefox
 100.0% 403 / 403 100.0% 40 / 40 — — 100.0% 42 / 42