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Codec: avc1.640029

98.44% Encoder Support
2,115,447 of 2,148,964 sessions supported encoding
99.8% Decoder Support
2,093,809 of 2,097,947 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 2,148,964 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 860,865 / 866,305 99.76% 100,825 / 101,070 — 96.49% 627,237 / 650,079 96.25% 42,136 / 43,779
SafariSafari
 — 99.75% 48,418 / 48,538 99.98% 218,661 / 218,708 — —
EdgeEdge
 99.85% 143,452 / 143,671 100.0% 1,416 / 1,416 — 98.72% 4,097 / 4,150 99.15% 698 / 704
FirefoxFirefox
 95.87% 51,506 / 53,725 99.96% 7,326 / 7,329 — 1.22% 1 / 82 98.65% 5,927 / 6,008

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,947 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 843,514 / 843,716 99.81% 97,332 / 97,518 — 99.64% 637,925 / 640,219 98.28% 41,826 / 42,558
SafariSafari
 — 99.85% 47,099 / 47,172 99.98% 212,952 / 212,999 — —
EdgeEdge
 99.99% 139,712 / 139,722 100.0% 1,369 / 1,369 — 100.0% 4,088 / 4,088 99.42% 691 / 695
FirefoxFirefox
 99.97% 51,947 / 51,963 99.93% 7,089 / 7,094 — 1.28% 1 / 78 98.35% 5,670 / 5,765