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Codec: avc1.640c3d

86.1% Encoder Support
1,851,177 of 2,150,050 sessions supported encoding
87.38% Decoder Support
1,833,701 of 2,098,597 sessions supported decoding

Codec Specifications

Codec Family AVC (H.264)
Profile High
Level 6.1
Maximum Resolution 8K (8192×4352)
Maximum Bitrate 480 Mbps

VideoEncoder Support Matrix

Browser × Platform encoder support from 2,150,050 test sessions. Browser detection based on user agent strings.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.38% 862,450 / 867,803 99.65% 100,502 / 100,854 — 96.49% 625,876 / 648,646 96.07% 42,083 / 43,804
SafariSafari
 — 1.58% 759 / 48,186 1.85% 4,063 / 219,405 — —
EdgeEdge
 99.86% 143,531 / 143,728 100.0% 1,463 / 1,463 — 98.64% 4,271 / 4,330 98.83% 673 / 681
FirefoxFirefox
 95.93% 51,671 / 53,864 99.97% 7,479 / 7,481 — 0.0% 0 / 126 98.81% 5,991 / 6,063

VideoDecoder Support Matrix

Browser × Platform decoder support from 2,098,597 test sessions. Decoder data collection started Jan 2026.

Browser Windows Windows macOS macOS iOS iOS Android Android Linux Linux
ChromeChrome/Chromium
 99.96% 845,023 / 845,396 99.64% 96,764 / 97,111 — 99.36% 634,427 / 638,542 97.36% 41,489 / 42,616
SafariSafari
 — 1.63% 762 / 46,797 1.86% 3,985 / 213,782 — —
EdgeEdge
 99.97% 139,598 / 139,634 100.0% 1,426 / 1,426 — 100.0% 4,251 / 4,251 98.97% 670 / 677
FirefoxFirefox
 99.94% 52,006 / 52,039 99.9% 7,230 / 7,237 — 0.0% 0 / 117 98.15% 5,718 / 5,826