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Codec: avc1.4d002a

98.72% Encoder Support
2,120,747 of 2,148,219 sessions supported encoding
99.8% Decoder Support
2,093,254 of 2,097,393 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,219 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.4% 861,549 / 866,738 99.74% 100,244 / 100,502 — 97.35% 632,817 / 650,024 96.67% 42,257 / 43,714
SafariSafari
 — 99.73% 47,982 / 48,111 99.98% 218,318 / 218,363 — —
EdgeEdge
 99.87% 143,091 / 143,282 100.0% 1,452 / 1,452 — 99.43% 4,198 / 4,222 98.94% 654 / 661
FirefoxFirefox
 95.82% 51,565 / 53,815 99.96% 7,634 / 7,637 — 0.89% 1 / 112 98.7% 6,002 / 6,081

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,393 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,341 / 844,548 99.8% 96,593 / 96,788 — 99.64% 637,910 / 640,185 98.38% 41,810 / 42,498
SafariSafari
 — 99.81% 46,636 / 46,723 99.98% 212,719 / 212,764 — —
EdgeEdge
 100.0% 139,230 / 139,236 100.0% 1,412 / 1,412 — 100.0% 4,157 / 4,157 99.08% 648 / 654
FirefoxFirefox
 99.96% 52,025 / 52,047 99.93% 7,371 / 7,376 — 0.95% 1 / 105 98.27% 5,729 / 5,830