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Codec: avc1.4d0415

3.26% Encoder Support
70,072 of 2,147,568 sessions supported encoding
99.8% Decoder Support
2,092,667 of 2,096,779 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 2,147,568 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 68 / 867,417 0.1% 104 / 100,598 — 0.03% 178 / 648,600 0.36% 158 / 44,002
SafariSafari
 — 1.52% 727 / 47,906 1.84% 4,022 / 218,955 — —
EdgeEdge
 0.0% 4 / 143,097 0.0% 0 / 1,474 — 0.0% 0 / 4,229 0.0% 0 / 676
FirefoxFirefox
 95.86% 51,312 / 53,530 99.84% 7,512 / 7,524 — 0.0% 0 / 91 98.21% 5,931 / 6,039

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,779 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,752 / 844,956 99.8% 96,645 / 96,834 — 99.64% 636,459 / 638,746 98.25% 42,039 / 42,787
SafariSafari
 — 99.83% 46,485 / 46,563 99.98% 213,352 / 213,393 — —
EdgeEdge
 99.99% 139,184 / 139,198 100.0% 1,427 / 1,427 — 100.0% 4,144 / 4,144 99.25% 664 / 669
FirefoxFirefox
 99.97% 51,824 / 51,837 99.96% 7,303 / 7,306 — 2.35% 2 / 85 98.54% 5,723 / 5,808