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Codec: avc1.641034

86.15% Encoder Support
1,851,284 of 2,148,921 sessions supported encoding
99.81% Decoder Support
2,093,610 of 2,097,698 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 5.2
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 240 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,148,921 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.37% 862,068 / 867,498 99.77% 100,324 / 100,560 — 96.51% 627,093 / 649,775 96.36% 42,368 / 43,969
SafariSafari
 — 1.52% 734 / 48,178 1.87% 4,076 / 218,464 — —
EdgeEdge
 99.86% 143,297 / 143,503 99.93% 1,441 / 1,442 — 98.73% 4,197 / 4,251 99.27% 677 / 682
FirefoxFirefox
 95.87% 51,269 / 53,475 99.97% 7,470 / 7,472 — 0.0% 0 / 106 98.77% 5,928 / 6,002

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,097,698 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.98% 844,629 / 844,823 99.8% 96,675 / 96,865 — 99.64% 637,633 / 639,916 98.39% 42,113 / 42,803
SafariSafari
 — 99.84% 46,797 / 46,870 99.97% 212,794 / 212,849 — —
EdgeEdge
 100.0% 139,429 / 139,432 100.0% 1,401 / 1,401 — 100.0% 4,171 / 4,171 99.7% 671 / 673
FirefoxFirefox
 99.97% 51,665 / 51,683 99.96% 7,224 / 7,227 — 0.0% 0 / 96 98.36% 5,688 / 5,783