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Codec: avc1.42002a

99.59% Encoder Support
62,672 of 62,930 sessions supported encoding
99.94% Decoder Support
12,057 of 12,064 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Baseline
Level 4.2
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 62,930 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.75% 27,757 / 27,826 99.98% 4,410 / 4,411 — 99.72% 12,112 / 12,146 98.56% 1,570 / 1,593
SafariSafari
 — 99.94% 1,623 / 1,624 100.0% 6,993 / 6,993 — —
EdgeEdge
 99.98% 4,970 / 4,971 100.0% 51 / 51 — 100.0% 95 / 95 90.0% 9 / 10
FirefoxFirefox
 94.98% 2,062 / 2,171 100.0% 274 / 274 — 0.0% 0 / 14 99.26% 269 / 271

VideoDecoder Support Matrix

Browser × Platform decoder support from 12,064 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 5,256 / 5,258 100.0% 733 / 733 — 100.0% 2,252 / 2,252 99.04% 413 / 417
SafariSafari
 — 100.0% 266 / 266 100.0% 1,413 / 1,413 — —
EdgeEdge
 100.0% 1,064 / 1,064 100.0% 11 / 11 — 100.0% 35 / 35 —
FirefoxFirefox
 100.0% 436 / 436 100.0% 49 / 49 — — 100.0% 54 / 54