← Back to Codec Support Table

Codec: avc1.641429

86.2% Encoder Support
276,765 of 321,059 sessions supported encoding
99.93% Decoder Support
269,838 of 270,020 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 4.1
Maximum Resolution 1080p (1920×1080)
Maximum Bitrate 50 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 321,059 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.28% 142,876 / 143,905 99.83% 19,653 / 19,687 — 96.24% 61,504 / 63,908 97.25% 7,534 / 7,747
SafariSafari
 — 1.88% 162 / 8,619 1.44% 453 / 31,390 — —
EdgeEdge
 99.81% 30,885 / 30,945 100.0% 374 / 374 — 98.62% 1,002 / 1,016 98.53% 67 / 68
FirefoxFirefox
 95.99% 9,444 / 9,839 100.0% 1,363 / 1,363 — 0.0% 0 / 22 98.9% 1,352 / 1,367

VideoDecoder Support Matrix

Browser × Platform decoder support from 270,020 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.97% 121,372 / 121,408 99.85% 15,975 / 15,999 — 99.99% 54,010 / 54,015 98.98% 6,496 / 6,563
SafariSafari
 — 99.86% 7,208 / 7,218 100.0% 25,817 / 25,818 — —
EdgeEdge
 100.0% 27,018 / 27,018 100.0% 325 / 325 — 100.0% 938 / 938 98.31% 58 / 59
FirefoxFirefox
 100.0% 8,015 / 8,015 100.0% 1,125 / 1,125 — 0.0% 0 / 16 99.29% 1,113 / 1,121