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Codec: avc1.640c3c

86.16% Encoder Support
1,850,766 of 2,148,174 sessions supported encoding
87.43% Decoder Support
1,833,280 of 2,096,888 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,174 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.39% 861,853 / 867,156 99.66% 100,404 / 100,746 — 96.52% 627,281 / 649,925 95.97% 42,118 / 43,888
SafariSafari
 — 1.5% 726 / 48,305 1.88% 4,093 / 218,138 — —
EdgeEdge
 99.85% 142,986 / 143,203 100.0% 1,475 / 1,475 — 98.74% 4,159 / 4,212 98.21% 658 / 670
FirefoxFirefox
 95.94% 51,345 / 53,519 99.95% 7,433 / 7,437 — 0.0% 0 / 112 98.69% 5,889 / 5,967

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,096,888 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 844,121 / 844,490 99.66% 96,741 / 97,072 — 99.36% 635,814 / 639,908 97.33% 41,559 / 42,701
SafariSafari
 — 1.57% 734 / 46,878 1.88% 4,002 / 212,550 — —
EdgeEdge
 99.96% 139,189 / 139,238 100.0% 1,436 / 1,436 — 100.0% 4,144 / 4,144 98.79% 652 / 660
FirefoxFirefox
 99.95% 51,743 / 51,770 99.85% 7,186 / 7,197 — 0.0% 0 / 101 98.24% 5,627 / 5,728