← Back to Codec Support Table

Codec: avc1.640c1e

98.46% Encoder Support
2,113,673 of 2,146,750 sessions supported encoding
99.81% Decoder Support
2,091,654 of 2,095,685 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 3
Maximum Resolution SD/DVD (720×480)
Maximum Bitrate 10 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,146,750 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.38% 860,346 / 865,755 99.75% 100,169 / 100,422 — 96.54% 627,319 / 649,773 96.41% 42,369 / 43,946
SafariSafari
 — 99.75% 47,737 / 47,856 99.98% 218,249 / 218,297 — —
EdgeEdge
 99.85% 143,350 / 143,568 100.0% 1,469 / 1,469 — 98.62% 4,152 / 4,210 98.95% 658 / 665
FirefoxFirefox
 95.87% 51,483 / 53,701 100.0% 7,504 / 7,504 — 0.85% 1 / 117 98.8% 5,952 / 6,024

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,095,685 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,349 / 843,546 99.81% 96,462 / 96,643 — 99.66% 637,609 / 639,811 98.35% 41,978 / 42,684
SafariSafari
 — 99.81% 46,386 / 46,473 99.98% 212,645 / 212,694 — —
EdgeEdge
 99.99% 139,500 / 139,509 100.0% 1,423 / 1,423 — 100.0% 4,139 / 4,139 99.55% 658 / 661
FirefoxFirefox
 99.96% 51,870 / 51,892 99.97% 7,271 / 7,273 — 0.94% 1 / 106 98.69% 5,722 / 5,798