← Back to Codec Support Table

Codec: avc1.641029

86.15% Encoder Support
1,851,710 of 2,149,292 sessions supported encoding
99.81% Decoder Support
2,093,787 of 2,097,865 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 2,149,292 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.39% 862,015 / 867,328 99.76% 100,157 / 100,394 — 96.52% 627,476 / 650,084 96.18% 42,272 / 43,951
SafariSafari
 — 1.53% 733 / 48,006 1.84% 4,021 / 218,735 — —
EdgeEdge
 99.85% 143,494 / 143,704 100.0% 1,474 / 1,474 — 98.88% 4,163 / 4,210 99.08% 649 / 655
FirefoxFirefox
 95.87% 51,519 / 53,741 100.0% 7,352 / 7,352 — 0.83% 1 / 120 98.61% 6,029 / 6,114

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,865 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,640 / 844,822 99.82% 96,484 / 96,662 — 99.65% 637,751 / 639,995 98.35% 41,977 / 42,683
SafariSafari
 — 99.83% 46,547 / 46,628 99.98% 213,077 / 213,127 — —
EdgeEdge
 99.99% 139,704 / 139,712 100.0% 1,433 / 1,433 — 100.0% 4,139 / 4,139 99.54% 648 / 651
FirefoxFirefox
 99.96% 51,879 / 51,900 100.0% 7,133 / 7,133 — 0.91% 1 / 110 98.58% 5,778 / 5,861