← Back to Codec Support Table

Codec: avc1.640829

86.14% Encoder Support
1,851,791 of 2,149,624 sessions supported encoding
99.81% Decoder Support
2,095,013 of 2,099,076 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 2,149,624 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 862,369 / 867,829 99.77% 100,089 / 100,323 — 96.52% 627,345 / 649,980 96.16% 42,012 / 43,688
SafariSafari
 — 1.49% 717 / 48,224 1.84% 4,025 / 218,496 — —
EdgeEdge
 99.85% 143,705 / 143,921 100.0% 1,436 / 1,436 — 98.78% 4,114 / 4,165 99.31% 715 / 720
FirefoxFirefox
 95.95% 51,498 / 53,673 99.96% 7,374 / 7,377 — 0.9% 1 / 111 98.62% 5,996 / 6,080

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,099,076 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 845,229 / 845,422 99.81% 96,594 / 96,775 — 99.65% 637,866 / 640,099 98.31% 41,786 / 42,504
SafariSafari
 — 99.84% 46,769 / 46,844 99.98% 212,970 / 213,021 — —
EdgeEdge
 100.0% 140,048 / 140,054 100.0% 1,392 / 1,392 — 100.0% 4,093 / 4,093 99.44% 709 / 713
FirefoxFirefox
 99.98% 51,910 / 51,919 99.96% 7,146 / 7,149 — 1.01% 1 / 99 98.37% 5,742 / 5,837