← Back to Codec Support Table

Codec: avc1.640015

16.42% Encoder Support
52,640 of 320,595 sessions supported encoding
99.94% Decoder Support
269,442 of 269,607 sessions supported decoding

Codec Specifications

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

VideoEncoder Support Matrix

Browser × Platform encoder support from 320,595 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 0.01% 13 / 144,178 0.15% 29 / 19,690 — 0.02% 12 / 63,515 0.31% 24 / 7,643
SafariSafari
 — 99.9% 8,568 / 8,577 99.93% 31,279 / 31,300 — —
EdgeEdge
 0.01% 3 / 31,020 0.28% 1 / 361 — 0.0% 0 / 990 0.0% 0 / 61
FirefoxFirefox
 96.02% 9,452 / 9,844 100.0% 1,318 / 1,318 — 0.0% 0 / 29 98.51% 1,258 / 1,277

VideoDecoder Support Matrix

Browser × Platform decoder support from 269,607 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 121,765 / 121,797 99.9% 15,990 / 16,006 — 99.99% 53,672 / 53,679 99.15% 6,412 / 6,467
SafariSafari
 — 99.89% 7,156 / 7,164 99.98% 25,651 / 25,657 — —
EdgeEdge
 100.0% 27,018 / 27,018 100.0% 317 / 317 — 100.0% 914 / 914 100.0% 54 / 54
FirefoxFirefox
 99.99% 8,027 / 8,028 100.0% 1,063 / 1,063 — 0.0% 0 / 20 99.24% 1,042 / 1,050