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Codec: avc1.4d1415

3.25% Encoder Support
69,765 of 2,148,050 sessions supported encoding
99.8% Decoder Support
2,092,698 of 2,096,826 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile Main
Level 2.1
Maximum Resolution SD (512×480)
Maximum Bitrate 4 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,050 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 73 / 867,777 0.12% 120 / 100,570 — 0.03% 186 / 649,514 0.33% 145 / 43,589
SafariSafari
 — 1.4% 675 / 48,314 1.83% 3,998 / 218,033 — —
EdgeEdge
 0.0% 4 / 143,470 0.07% 1 / 1,457 — 0.0% 0 / 4,169 0.14% 1 / 711
FirefoxFirefox
 95.83% 51,255 / 53,486 99.89% 7,467 / 7,475 — 0.0% 0 / 115 97.92% 5,783 / 5,906

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,826 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,172 / 845,362 99.82% 96,680 / 96,857 — 99.64% 637,278 / 639,563 98.31% 41,651 / 42,367
SafariSafari
 — 99.82% 46,811 / 46,894 99.98% 212,322 / 212,374 — —
EdgeEdge
 99.99% 139,486 / 139,495 100.0% 1,414 / 1,414 — 100.0% 4,087 / 4,087 99.01% 700 / 707
FirefoxFirefox
 99.97% 51,616 / 51,632 99.96% 7,249 / 7,252 — 1.9% 2 / 105 98.29% 5,566 / 5,663